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tcg: Implement gvec support for rotate by immediate
[thirdparty/qemu.git] / configure
1 #!/bin/sh
2 #
3 # qemu configure script (c) 2003 Fabrice Bellard
4 #
5
6 # Unset some variables known to interfere with behavior of common tools,
7 # just as autoconf does.
8 CLICOLOR_FORCE= GREP_OPTIONS=
9 unset CLICOLOR_FORCE GREP_OPTIONS
10
11 # Don't allow CCACHE, if present, to use cached results of compile tests!
12 export CCACHE_RECACHE=yes
13
14 # Temporary directory used for files created while
15 # configure runs. Since it is in the build directory
16 # we can safely blow away any previous version of it
17 # (and we need not jump through hoops to try to delete
18 # it when configure exits.)
19 TMPDIR1="config-temp"
20 rm -rf "${TMPDIR1}"
21 mkdir -p "${TMPDIR1}"
22 if [ $? -ne 0 ]; then
23 echo "ERROR: failed to create temporary directory"
24 exit 1
25 fi
26
27 TMPB="qemu-conf"
28 TMPC="${TMPDIR1}/${TMPB}.c"
29 TMPO="${TMPDIR1}/${TMPB}.o"
30 TMPCXX="${TMPDIR1}/${TMPB}.cxx"
31 TMPE="${TMPDIR1}/${TMPB}.exe"
32 TMPMO="${TMPDIR1}/${TMPB}.mo"
33 TMPTXT="${TMPDIR1}/${TMPB}.txt"
34
35 rm -f config.log
36
37 # Print a helpful header at the top of config.log
38 echo "# QEMU configure log $(date)" >> config.log
39 printf "# Configured with:" >> config.log
40 printf " '%s'" "$0" "$@" >> config.log
41 echo >> config.log
42 echo "#" >> config.log
43
44 print_error() {
45 (echo
46 echo "ERROR: $1"
47 while test -n "$2"; do
48 echo " $2"
49 shift
50 done
51 echo) >&2
52 }
53
54 error_exit() {
55 print_error "$@"
56 exit 1
57 }
58
59 do_compiler() {
60 # Run the compiler, capturing its output to the log. First argument
61 # is compiler binary to execute.
62 local compiler="$1"
63 shift
64 if test -n "$BASH_VERSION"; then eval '
65 echo >>config.log "
66 funcs: ${FUNCNAME[*]}
67 lines: ${BASH_LINENO[*]}"
68 '; fi
69 echo $compiler "$@" >> config.log
70 $compiler "$@" >> config.log 2>&1 || return $?
71 # Test passed. If this is an --enable-werror build, rerun
72 # the test with -Werror and bail out if it fails. This
73 # makes warning-generating-errors in configure test code
74 # obvious to developers.
75 if test "$werror" != "yes"; then
76 return 0
77 fi
78 # Don't bother rerunning the compile if we were already using -Werror
79 case "$*" in
80 *-Werror*)
81 return 0
82 ;;
83 esac
84 echo $compiler -Werror "$@" >> config.log
85 $compiler -Werror "$@" >> config.log 2>&1 && return $?
86 error_exit "configure test passed without -Werror but failed with -Werror." \
87 "This is probably a bug in the configure script. The failing command" \
88 "will be at the bottom of config.log." \
89 "You can run configure with --disable-werror to bypass this check."
90 }
91
92 do_cc() {
93 do_compiler "$cc" "$@"
94 }
95
96 do_cxx() {
97 do_compiler "$cxx" "$@"
98 }
99
100 update_cxxflags() {
101 # Set QEMU_CXXFLAGS from QEMU_CFLAGS by filtering out those
102 # options which some versions of GCC's C++ compiler complain about
103 # because they only make sense for C programs.
104 QEMU_CXXFLAGS="$QEMU_CXXFLAGS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS"
105
106 for arg in $QEMU_CFLAGS; do
107 case $arg in
108 -Wstrict-prototypes|-Wmissing-prototypes|-Wnested-externs|\
109 -Wold-style-declaration|-Wold-style-definition|-Wredundant-decls)
110 ;;
111 -std=gnu99)
112 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }"-std=gnu++98"
113 ;;
114 *)
115 QEMU_CXXFLAGS=${QEMU_CXXFLAGS:+$QEMU_CXXFLAGS }$arg
116 ;;
117 esac
118 done
119 }
120
121 compile_object() {
122 local_cflags="$1"
123 do_cc $QEMU_CFLAGS $local_cflags -c -o $TMPO $TMPC
124 }
125
126 compile_prog() {
127 local_cflags="$1"
128 local_ldflags="$2"
129 do_cc $QEMU_CFLAGS $local_cflags -o $TMPE $TMPC $QEMU_LDFLAGS $local_ldflags
130 }
131
132 # symbolically link $1 to $2. Portable version of "ln -sf".
133 symlink() {
134 rm -rf "$2"
135 mkdir -p "$(dirname "$2")"
136 ln -s "$1" "$2"
137 }
138
139 # check whether a command is available to this shell (may be either an
140 # executable or a builtin)
141 has() {
142 type "$1" >/dev/null 2>&1
143 }
144
145 # search for an executable in PATH
146 path_of() {
147 local_command="$1"
148 local_ifs="$IFS"
149 local_dir=""
150
151 # pathname has a dir component?
152 if [ "${local_command#*/}" != "$local_command" ]; then
153 if [ -x "$local_command" ] && [ ! -d "$local_command" ]; then
154 echo "$local_command"
155 return 0
156 fi
157 fi
158 if [ -z "$local_command" ]; then
159 return 1
160 fi
161
162 IFS=:
163 for local_dir in $PATH; do
164 if [ -x "$local_dir/$local_command" ] && [ ! -d "$local_dir/$local_command" ]; then
165 echo "$local_dir/$local_command"
166 IFS="${local_ifs:-$(printf ' \t\n')}"
167 return 0
168 fi
169 done
170 # not found
171 IFS="${local_ifs:-$(printf ' \t\n')}"
172 return 1
173 }
174
175 have_backend () {
176 echo "$trace_backends" | grep "$1" >/dev/null
177 }
178
179 glob() {
180 eval test -z '"${1#'"$2"'}"'
181 }
182
183 supported_hax_target() {
184 test "$hax" = "yes" || return 1
185 glob "$1" "*-softmmu" || return 1
186 case "${1%-softmmu}" in
187 i386|x86_64)
188 return 0
189 ;;
190 esac
191 return 1
192 }
193
194 supported_kvm_target() {
195 test "$kvm" = "yes" || return 1
196 glob "$1" "*-softmmu" || return 1
197 case "${1%-softmmu}:$cpu" in
198 arm:arm | aarch64:aarch64 | \
199 i386:i386 | i386:x86_64 | i386:x32 | \
200 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
201 mips:mips | mipsel:mips | mips64:mips | mips64el:mips | \
202 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
203 s390x:s390x)
204 return 0
205 ;;
206 esac
207 return 1
208 }
209
210 supported_xen_target() {
211 test "$xen" = "yes" || return 1
212 glob "$1" "*-softmmu" || return 1
213 # Only i386 and x86_64 provide the xenpv machine.
214 case "${1%-softmmu}" in
215 i386|x86_64)
216 return 0
217 ;;
218 esac
219 return 1
220 }
221
222 supported_hvf_target() {
223 test "$hvf" = "yes" || return 1
224 glob "$1" "*-softmmu" || return 1
225 case "${1%-softmmu}" in
226 x86_64)
227 return 0
228 ;;
229 esac
230 return 1
231 }
232
233 supported_whpx_target() {
234 test "$whpx" = "yes" || return 1
235 glob "$1" "*-softmmu" || return 1
236 case "${1%-softmmu}" in
237 i386|x86_64)
238 return 0
239 ;;
240 esac
241 return 1
242 }
243
244 supported_target() {
245 case "$1" in
246 *-softmmu)
247 ;;
248 *-linux-user)
249 if test "$linux" != "yes"; then
250 print_error "Target '$target' is only available on a Linux host"
251 return 1
252 fi
253 ;;
254 *-bsd-user)
255 if test "$bsd" != "yes"; then
256 print_error "Target '$target' is only available on a BSD host"
257 return 1
258 fi
259 ;;
260 *)
261 print_error "Invalid target name '$target'"
262 return 1
263 ;;
264 esac
265 test "$tcg" = "yes" && return 0
266 supported_kvm_target "$1" && return 0
267 supported_xen_target "$1" && return 0
268 supported_hax_target "$1" && return 0
269 supported_hvf_target "$1" && return 0
270 supported_whpx_target "$1" && return 0
271 print_error "TCG disabled, but hardware accelerator not available for '$target'"
272 return 1
273 }
274
275
276 ld_has() {
277 $ld --help 2>/dev/null | grep ".$1" >/dev/null 2>&1
278 }
279
280 # make source path absolute
281 source_path=$(cd "$(dirname -- "$0")"; pwd)
282
283 if printf %s\\n "$source_path" "$PWD" | grep -q "[[:space:]:]";
284 then
285 error_exit "main directory cannot contain spaces nor colons"
286 fi
287
288 # default parameters
289 cpu=""
290 iasl="iasl"
291 interp_prefix="/usr/gnemul/qemu-%M"
292 static="no"
293 cross_prefix=""
294 audio_drv_list=""
295 block_drv_rw_whitelist=""
296 block_drv_ro_whitelist=""
297 host_cc="cc"
298 libs_cpu=""
299 libs_softmmu=""
300 libs_tools=""
301 audio_win_int=""
302 libs_qga=""
303 debug_info="yes"
304 stack_protector=""
305 use_containers="yes"
306 gdb_bin=$(command -v "gdb-multiarch" || command -v "gdb")
307
308 if test -e "$source_path/.git"
309 then
310 git_update=yes
311 git_submodules="ui/keycodemapdb"
312 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
313 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
314 else
315 git_update=no
316 git_submodules=""
317
318 if ! test -f "$source_path/ui/keycodemapdb/README"
319 then
320 echo
321 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
322 echo
323 echo "This is not a GIT checkout but module content appears to"
324 echo "be missing. Do not use 'git archive' or GitHub download links"
325 echo "to acquire QEMU source archives. Non-GIT builds are only"
326 echo "supported with source archives linked from:"
327 echo
328 echo " https://www.qemu.org/download/#source"
329 echo
330 echo "Developers working with GIT can use scripts/archive-source.sh"
331 echo "if they need to create valid source archives."
332 echo
333 exit 1
334 fi
335 fi
336 git="git"
337
338 # Don't accept a target_list environment variable.
339 unset target_list
340 unset target_list_exclude
341
342 # Default value for a variable defining feature "foo".
343 # * foo="no" feature will only be used if --enable-foo arg is given
344 # * foo="" feature will be searched for, and if found, will be used
345 # unless --disable-foo is given
346 # * foo="yes" this value will only be set by --enable-foo flag.
347 # feature will searched for,
348 # if not found, configure exits with error
349 #
350 # Always add --enable-foo and --disable-foo command line args.
351 # Distributions want to ensure that several features are compiled in, and it
352 # is impossible without a --enable-foo that exits if a feature is not found.
353
354 brlapi=""
355 curl=""
356 curses=""
357 docs=""
358 fdt=""
359 netmap="no"
360 sdl=""
361 sdl_image=""
362 virtfs=""
363 mpath=""
364 vnc="yes"
365 sparse="no"
366 vde=""
367 vnc_sasl=""
368 vnc_jpeg=""
369 vnc_png=""
370 xkbcommon=""
371 xen=""
372 xen_ctrl_version=""
373 xen_pci_passthrough=""
374 linux_aio=""
375 linux_io_uring=""
376 cap_ng=""
377 attr=""
378 libattr=""
379 xfs=""
380 tcg="yes"
381 membarrier=""
382 vhost_net=""
383 vhost_crypto=""
384 vhost_scsi=""
385 vhost_vsock=""
386 vhost_user=""
387 vhost_user_fs=""
388 kvm="no"
389 hax="no"
390 hvf="no"
391 whpx="no"
392 rdma=""
393 pvrdma=""
394 gprof="no"
395 debug_tcg="no"
396 debug="no"
397 sanitizers="no"
398 fortify_source=""
399 strip_opt="yes"
400 tcg_interpreter="no"
401 bigendian="no"
402 mingw32="no"
403 gcov="no"
404 gcov_tool="gcov"
405 EXESUF=""
406 DSOSUF=".so"
407 LDFLAGS_SHARED="-shared"
408 modules="no"
409 module_upgrades="no"
410 prefix="/usr/local"
411 mandir="\${prefix}/share/man"
412 datadir="\${prefix}/share"
413 firmwarepath="\${prefix}/share/qemu-firmware"
414 qemu_docdir="\${prefix}/share/doc/qemu"
415 bindir="\${prefix}/bin"
416 libdir="\${prefix}/lib"
417 libexecdir="\${prefix}/libexec"
418 includedir="\${prefix}/include"
419 sysconfdir="\${prefix}/etc"
420 local_statedir="\${prefix}/var"
421 confsuffix="/qemu"
422 slirp=""
423 oss_lib=""
424 bsd="no"
425 linux="no"
426 solaris="no"
427 profiler="no"
428 cocoa="no"
429 softmmu="yes"
430 linux_user="no"
431 bsd_user="no"
432 blobs="yes"
433 edk2_blobs="no"
434 pkgversion=""
435 pie=""
436 qom_cast_debug="yes"
437 trace_backends="log"
438 trace_file="trace"
439 spice=""
440 rbd=""
441 smartcard=""
442 libusb=""
443 usb_redir=""
444 opengl=""
445 opengl_dmabuf="no"
446 cpuid_h="no"
447 avx2_opt=""
448 zlib="yes"
449 capstone=""
450 lzo=""
451 snappy=""
452 bzip2=""
453 lzfse=""
454 zstd=""
455 guest_agent=""
456 guest_agent_with_vss="no"
457 guest_agent_ntddscsi="no"
458 guest_agent_msi=""
459 vss_win32_sdk=""
460 win_sdk="no"
461 want_tools=""
462 libiscsi=""
463 libnfs=""
464 coroutine=""
465 coroutine_pool=""
466 debug_stack_usage="no"
467 crypto_afalg="no"
468 seccomp=""
469 glusterfs=""
470 glusterfs_xlator_opt="no"
471 glusterfs_discard="no"
472 glusterfs_fallocate="no"
473 glusterfs_zerofill="no"
474 glusterfs_ftruncate_has_stat="no"
475 glusterfs_iocb_has_stat="no"
476 gtk=""
477 gtk_gl="no"
478 tls_priority="NORMAL"
479 gnutls=""
480 nettle=""
481 nettle_xts="no"
482 gcrypt=""
483 gcrypt_hmac="no"
484 gcrypt_xts="no"
485 qemu_private_xts="yes"
486 auth_pam=""
487 vte=""
488 virglrenderer=""
489 tpm=""
490 libssh=""
491 live_block_migration="yes"
492 numa=""
493 tcmalloc="no"
494 jemalloc="no"
495 replication="yes"
496 vxhs=""
497 bochs="yes"
498 cloop="yes"
499 dmg="yes"
500 qcow1="yes"
501 vdi="yes"
502 vvfat="yes"
503 qed="yes"
504 parallels="yes"
505 sheepdog="yes"
506 libxml2=""
507 debug_mutex="no"
508 libpmem=""
509 default_devices="yes"
510 plugins="no"
511 fuzzing="no"
512
513 supported_cpu="no"
514 supported_os="no"
515 bogus_os="no"
516 malloc_trim=""
517
518 # parse CC options first
519 for opt do
520 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
521 case "$opt" in
522 --cross-prefix=*) cross_prefix="$optarg"
523 ;;
524 --cc=*) CC="$optarg"
525 ;;
526 --cxx=*) CXX="$optarg"
527 ;;
528 --cpu=*) cpu="$optarg"
529 ;;
530 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
531 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
532 ;;
533 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
534 ;;
535 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
536 EXTRA_LDFLAGS="$optarg"
537 ;;
538 --enable-debug-info) debug_info="yes"
539 ;;
540 --disable-debug-info) debug_info="no"
541 ;;
542 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
543 ;;
544 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
545 eval "cross_cc_cflags_${cc_arch}=\$optarg"
546 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
547 ;;
548 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
549 cc_archs="$cc_archs $cc_arch"
550 eval "cross_cc_${cc_arch}=\$optarg"
551 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
552 ;;
553 esac
554 done
555 # OS specific
556 # Using uname is really, really broken. Once we have the right set of checks
557 # we can eliminate its usage altogether.
558
559 # Preferred compiler:
560 # ${CC} (if set)
561 # ${cross_prefix}gcc (if cross-prefix specified)
562 # system compiler
563 if test -z "${CC}${cross_prefix}"; then
564 cc="$host_cc"
565 else
566 cc="${CC-${cross_prefix}gcc}"
567 fi
568
569 if test -z "${CXX}${cross_prefix}"; then
570 cxx="c++"
571 else
572 cxx="${CXX-${cross_prefix}g++}"
573 fi
574
575 ar="${AR-${cross_prefix}ar}"
576 as="${AS-${cross_prefix}as}"
577 ccas="${CCAS-$cc}"
578 cpp="${CPP-$cc -E}"
579 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
580 ld="${LD-${cross_prefix}ld}"
581 ranlib="${RANLIB-${cross_prefix}ranlib}"
582 nm="${NM-${cross_prefix}nm}"
583 strip="${STRIP-${cross_prefix}strip}"
584 windres="${WINDRES-${cross_prefix}windres}"
585 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
586 query_pkg_config() {
587 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
588 }
589 pkg_config=query_pkg_config
590 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
591
592 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
593 ARFLAGS="${ARFLAGS-rv}"
594
595 # default flags for all hosts
596 # We use -fwrapv to tell the compiler that we require a C dialect where
597 # left shift of signed integers is well defined and has the expected
598 # 2s-complement style results. (Both clang and gcc agree that it
599 # provides these semantics.)
600 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv -std=gnu99 $QEMU_CFLAGS"
601 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
602 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
603 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
604 QEMU_INCLUDES="-iquote . -iquote \$(SRC_PATH) -iquote \$(SRC_PATH)/accel/tcg -iquote \$(SRC_PATH)/include"
605 QEMU_INCLUDES="$QEMU_INCLUDES -iquote \$(SRC_PATH)/disas/libvixl"
606 if test "$debug_info" = "yes"; then
607 CFLAGS="-g $CFLAGS"
608 fi
609
610 # running configure in the source tree?
611 # we know that's the case if configure is there.
612 if test -f "./configure"; then
613 pwd_is_source_path="y"
614 else
615 pwd_is_source_path="n"
616 fi
617
618 check_define() {
619 cat > $TMPC <<EOF
620 #if !defined($1)
621 #error $1 not defined
622 #endif
623 int main(void) { return 0; }
624 EOF
625 compile_object
626 }
627
628 check_include() {
629 cat > $TMPC <<EOF
630 #include <$1>
631 int main(void) { return 0; }
632 EOF
633 compile_object
634 }
635
636 write_c_skeleton() {
637 cat > $TMPC <<EOF
638 int main(void) { return 0; }
639 EOF
640 }
641
642 write_c_fuzzer_skeleton() {
643 cat > $TMPC <<EOF
644 #include <stdint.h>
645 #include <sys/types.h>
646 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
647 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
648 EOF
649 }
650
651 if check_define __linux__ ; then
652 targetos="Linux"
653 elif check_define _WIN32 ; then
654 targetos='MINGW32'
655 elif check_define __OpenBSD__ ; then
656 targetos='OpenBSD'
657 elif check_define __sun__ ; then
658 targetos='SunOS'
659 elif check_define __HAIKU__ ; then
660 targetos='Haiku'
661 elif check_define __FreeBSD__ ; then
662 targetos='FreeBSD'
663 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
664 targetos='GNU/kFreeBSD'
665 elif check_define __DragonFly__ ; then
666 targetos='DragonFly'
667 elif check_define __NetBSD__; then
668 targetos='NetBSD'
669 elif check_define __APPLE__; then
670 targetos='Darwin'
671 else
672 # This is a fatal error, but don't report it yet, because we
673 # might be going to just print the --help text, or it might
674 # be the result of a missing compiler.
675 targetos='bogus'
676 bogus_os='yes'
677 fi
678
679 # Some host OSes need non-standard checks for which CPU to use.
680 # Note that these checks are broken for cross-compilation: if you're
681 # cross-compiling to one of these OSes then you'll need to specify
682 # the correct CPU with the --cpu option.
683 case $targetos in
684 Darwin)
685 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
686 # run 64-bit userspace code.
687 # If the user didn't specify a CPU explicitly and the kernel says this is
688 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
689 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
690 cpu="x86_64"
691 fi
692 ;;
693 SunOS)
694 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
695 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
696 cpu="x86_64"
697 fi
698 esac
699
700 if test ! -z "$cpu" ; then
701 # command line argument
702 :
703 elif check_define __i386__ ; then
704 cpu="i386"
705 elif check_define __x86_64__ ; then
706 if check_define __ILP32__ ; then
707 cpu="x32"
708 else
709 cpu="x86_64"
710 fi
711 elif check_define __sparc__ ; then
712 if check_define __arch64__ ; then
713 cpu="sparc64"
714 else
715 cpu="sparc"
716 fi
717 elif check_define _ARCH_PPC ; then
718 if check_define _ARCH_PPC64 ; then
719 if check_define _LITTLE_ENDIAN ; then
720 cpu="ppc64le"
721 else
722 cpu="ppc64"
723 fi
724 else
725 cpu="ppc"
726 fi
727 elif check_define __mips__ ; then
728 cpu="mips"
729 elif check_define __s390__ ; then
730 if check_define __s390x__ ; then
731 cpu="s390x"
732 else
733 cpu="s390"
734 fi
735 elif check_define __riscv ; then
736 if check_define _LP64 ; then
737 cpu="riscv64"
738 else
739 cpu="riscv32"
740 fi
741 elif check_define __arm__ ; then
742 cpu="arm"
743 elif check_define __aarch64__ ; then
744 cpu="aarch64"
745 else
746 cpu=$(uname -m)
747 fi
748
749 ARCH=
750 # Normalise host CPU name and set ARCH.
751 # Note that this case should only have supported host CPUs, not guests.
752 case "$cpu" in
753 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
754 supported_cpu="yes"
755 ;;
756 ppc64le)
757 ARCH="ppc64"
758 supported_cpu="yes"
759 ;;
760 i386|i486|i586|i686|i86pc|BePC)
761 cpu="i386"
762 supported_cpu="yes"
763 ;;
764 x86_64|amd64)
765 cpu="x86_64"
766 supported_cpu="yes"
767 ;;
768 armv*b|armv*l|arm)
769 cpu="arm"
770 supported_cpu="yes"
771 ;;
772 aarch64)
773 cpu="aarch64"
774 supported_cpu="yes"
775 ;;
776 mips*)
777 cpu="mips"
778 supported_cpu="yes"
779 ;;
780 sparc|sun4[cdmuv])
781 cpu="sparc"
782 supported_cpu="yes"
783 ;;
784 *)
785 # This will result in either an error or falling back to TCI later
786 ARCH=unknown
787 ;;
788 esac
789 if test -z "$ARCH"; then
790 ARCH="$cpu"
791 fi
792
793 # OS specific
794
795 # host *BSD for user mode
796 HOST_VARIANT_DIR=""
797
798 case $targetos in
799 MINGW32*)
800 mingw32="yes"
801 hax="yes"
802 vhost_user="no"
803 audio_possible_drivers="dsound sdl"
804 if check_include dsound.h; then
805 audio_drv_list="dsound"
806 else
807 audio_drv_list=""
808 fi
809 supported_os="yes"
810 pie="no"
811 ;;
812 GNU/kFreeBSD)
813 bsd="yes"
814 audio_drv_list="oss try-sdl"
815 audio_possible_drivers="oss sdl pa"
816 ;;
817 FreeBSD)
818 bsd="yes"
819 make="${MAKE-gmake}"
820 audio_drv_list="oss try-sdl"
821 audio_possible_drivers="oss sdl pa"
822 # needed for kinfo_getvmmap(3) in libutil.h
823 LIBS="-lutil $LIBS"
824 # needed for kinfo_getproc
825 libs_qga="-lutil $libs_qga"
826 netmap="" # enable netmap autodetect
827 HOST_VARIANT_DIR="freebsd"
828 supported_os="yes"
829 ;;
830 DragonFly)
831 bsd="yes"
832 make="${MAKE-gmake}"
833 audio_drv_list="oss try-sdl"
834 audio_possible_drivers="oss sdl pa"
835 HOST_VARIANT_DIR="dragonfly"
836 ;;
837 NetBSD)
838 bsd="yes"
839 hax="yes"
840 make="${MAKE-gmake}"
841 audio_drv_list="oss try-sdl"
842 audio_possible_drivers="oss sdl"
843 oss_lib="-lossaudio"
844 HOST_VARIANT_DIR="netbsd"
845 supported_os="yes"
846 ;;
847 OpenBSD)
848 bsd="yes"
849 make="${MAKE-gmake}"
850 audio_drv_list="try-sdl"
851 audio_possible_drivers="sdl"
852 HOST_VARIANT_DIR="openbsd"
853 supported_os="yes"
854 ;;
855 Darwin)
856 bsd="yes"
857 darwin="yes"
858 hax="yes"
859 hvf="yes"
860 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
861 if [ "$cpu" = "x86_64" ] ; then
862 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
863 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
864 fi
865 cocoa="yes"
866 audio_drv_list="coreaudio try-sdl"
867 audio_possible_drivers="coreaudio sdl"
868 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
869 libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
870 # Disable attempts to use ObjectiveC features in os/object.h since they
871 # won't work when we're compiling with gcc as a C compiler.
872 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
873 HOST_VARIANT_DIR="darwin"
874 supported_os="yes"
875 ;;
876 SunOS)
877 solaris="yes"
878 make="${MAKE-gmake}"
879 install="${INSTALL-ginstall}"
880 smbd="${SMBD-/usr/sfw/sbin/smbd}"
881 if test -f /usr/include/sys/soundcard.h ; then
882 audio_drv_list="oss try-sdl"
883 fi
884 audio_possible_drivers="oss sdl"
885 # needed for CMSG_ macros in sys/socket.h
886 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
887 # needed for TIOCWIN* defines in termios.h
888 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
889 QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
890 solarisnetlibs="-lsocket -lnsl -lresolv"
891 LIBS="$solarisnetlibs $LIBS"
892 libs_qga="$solarisnetlibs $libs_qga"
893 ;;
894 Haiku)
895 haiku="yes"
896 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
897 LIBS="-lposix_error_mapper -lnetwork $LIBS"
898 ;;
899 Linux)
900 audio_drv_list="try-pa oss"
901 audio_possible_drivers="oss alsa sdl pa"
902 linux="yes"
903 linux_user="yes"
904 kvm="yes"
905 QEMU_INCLUDES="-isystem \$(SRC_PATH)/linux-headers -isystem $PWD/linux-headers $QEMU_INCLUDES"
906 supported_os="yes"
907 libudev="yes"
908 ;;
909 esac
910
911 if [ "$bsd" = "yes" ] ; then
912 if [ "$darwin" != "yes" ] ; then
913 bsd_user="yes"
914 fi
915 fi
916
917 : ${make=${MAKE-make}}
918 : ${install=${INSTALL-install}}
919 # We prefer python 3.x. A bare 'python' is traditionally
920 # python 2.x, but some distros have it as python 3.x, so
921 # we check that too
922 python=
923 for binary in "${PYTHON-python3}" python
924 do
925 if has "$binary"
926 then
927 python=$(command -v "$binary")
928 break
929 fi
930 done
931
932 sphinx_build=
933 for binary in sphinx-build-3 sphinx-build
934 do
935 if has "$binary"
936 then
937 sphinx_build=$(command -v "$binary")
938 break
939 fi
940 done
941
942 # Check for ancillary tools used in testing
943 genisoimage=
944 for binary in genisoimage mkisofs
945 do
946 if has $binary
947 then
948 genisoimage=$(command -v "$binary")
949 break
950 fi
951 done
952
953 : ${smbd=${SMBD-/usr/sbin/smbd}}
954
955 # Default objcc to clang if available, otherwise use CC
956 if has clang; then
957 objcc=clang
958 else
959 objcc="$cc"
960 fi
961
962 if test "$mingw32" = "yes" ; then
963 EXESUF=".exe"
964 DSOSUF=".dll"
965 # MinGW needs -mthreads for TLS and macro _MT.
966 QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
967 LIBS="-lwinmm -lws2_32 $LIBS"
968 write_c_skeleton;
969 if compile_prog "" "-liberty" ; then
970 LIBS="-liberty $LIBS"
971 fi
972 prefix="c:/Program Files/QEMU"
973 mandir="\${prefix}"
974 datadir="\${prefix}"
975 qemu_docdir="\${prefix}"
976 bindir="\${prefix}"
977 sysconfdir="\${prefix}"
978 local_statedir=
979 confsuffix=""
980 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
981 fi
982
983 werror=""
984
985 for opt do
986 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
987 case "$opt" in
988 --help|-h) show_help=yes
989 ;;
990 --version|-V) exec cat $source_path/VERSION
991 ;;
992 --prefix=*) prefix="$optarg"
993 ;;
994 --interp-prefix=*) interp_prefix="$optarg"
995 ;;
996 --cross-prefix=*)
997 ;;
998 --cc=*)
999 ;;
1000 --host-cc=*) host_cc="$optarg"
1001 ;;
1002 --cxx=*)
1003 ;;
1004 --iasl=*) iasl="$optarg"
1005 ;;
1006 --objcc=*) objcc="$optarg"
1007 ;;
1008 --make=*) make="$optarg"
1009 ;;
1010 --install=*) install="$optarg"
1011 ;;
1012 --python=*) python="$optarg"
1013 ;;
1014 --sphinx-build=*) sphinx_build="$optarg"
1015 ;;
1016 --gcov=*) gcov_tool="$optarg"
1017 ;;
1018 --smbd=*) smbd="$optarg"
1019 ;;
1020 --extra-cflags=*)
1021 ;;
1022 --extra-cxxflags=*)
1023 ;;
1024 --extra-ldflags=*)
1025 ;;
1026 --enable-debug-info)
1027 ;;
1028 --disable-debug-info)
1029 ;;
1030 --cross-cc-*)
1031 ;;
1032 --enable-modules)
1033 modules="yes"
1034 ;;
1035 --disable-modules)
1036 modules="no"
1037 ;;
1038 --disable-module-upgrades) module_upgrades="no"
1039 ;;
1040 --enable-module-upgrades) module_upgrades="yes"
1041 ;;
1042 --cpu=*)
1043 ;;
1044 --target-list=*) target_list="$optarg"
1045 if test "$target_list_exclude"; then
1046 error_exit "Can't mix --target-list with --target-list-exclude"
1047 fi
1048 ;;
1049 --target-list-exclude=*) target_list_exclude="$optarg"
1050 if test "$target_list"; then
1051 error_exit "Can't mix --target-list-exclude with --target-list"
1052 fi
1053 ;;
1054 --enable-trace-backends=*) trace_backends="$optarg"
1055 ;;
1056 # XXX: backwards compatibility
1057 --enable-trace-backend=*) trace_backends="$optarg"
1058 ;;
1059 --with-trace-file=*) trace_file="$optarg"
1060 ;;
1061 --with-default-devices) default_devices="yes"
1062 ;;
1063 --without-default-devices) default_devices="no"
1064 ;;
1065 --enable-gprof) gprof="yes"
1066 ;;
1067 --enable-gcov) gcov="yes"
1068 ;;
1069 --static)
1070 static="yes"
1071 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1072 ;;
1073 --mandir=*) mandir="$optarg"
1074 ;;
1075 --bindir=*) bindir="$optarg"
1076 ;;
1077 --libdir=*) libdir="$optarg"
1078 ;;
1079 --libexecdir=*) libexecdir="$optarg"
1080 ;;
1081 --includedir=*) includedir="$optarg"
1082 ;;
1083 --datadir=*) datadir="$optarg"
1084 ;;
1085 --with-confsuffix=*) confsuffix="$optarg"
1086 ;;
1087 --docdir=*) qemu_docdir="$optarg"
1088 ;;
1089 --sysconfdir=*) sysconfdir="$optarg"
1090 ;;
1091 --localstatedir=*) local_statedir="$optarg"
1092 ;;
1093 --firmwarepath=*) firmwarepath="$optarg"
1094 ;;
1095 --host=*|--build=*|\
1096 --disable-dependency-tracking|\
1097 --sbindir=*|--sharedstatedir=*|\
1098 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1099 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1100 # These switches are silently ignored, for compatibility with
1101 # autoconf-generated configure scripts. This allows QEMU's
1102 # configure to be used by RPM and similar macros that set
1103 # lots of directory switches by default.
1104 ;;
1105 --disable-sdl) sdl="no"
1106 ;;
1107 --enable-sdl) sdl="yes"
1108 ;;
1109 --disable-sdl-image) sdl_image="no"
1110 ;;
1111 --enable-sdl-image) sdl_image="yes"
1112 ;;
1113 --disable-qom-cast-debug) qom_cast_debug="no"
1114 ;;
1115 --enable-qom-cast-debug) qom_cast_debug="yes"
1116 ;;
1117 --disable-virtfs) virtfs="no"
1118 ;;
1119 --enable-virtfs) virtfs="yes"
1120 ;;
1121 --disable-mpath) mpath="no"
1122 ;;
1123 --enable-mpath) mpath="yes"
1124 ;;
1125 --disable-vnc) vnc="no"
1126 ;;
1127 --enable-vnc) vnc="yes"
1128 ;;
1129 --oss-lib=*) oss_lib="$optarg"
1130 ;;
1131 --audio-drv-list=*) audio_drv_list="$optarg"
1132 ;;
1133 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1134 ;;
1135 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1136 ;;
1137 --enable-debug-tcg) debug_tcg="yes"
1138 ;;
1139 --disable-debug-tcg) debug_tcg="no"
1140 ;;
1141 --enable-debug)
1142 # Enable debugging options that aren't excessively noisy
1143 debug_tcg="yes"
1144 debug_mutex="yes"
1145 debug="yes"
1146 strip_opt="no"
1147 fortify_source="no"
1148 ;;
1149 --enable-sanitizers) sanitizers="yes"
1150 ;;
1151 --disable-sanitizers) sanitizers="no"
1152 ;;
1153 --enable-sparse) sparse="yes"
1154 ;;
1155 --disable-sparse) sparse="no"
1156 ;;
1157 --disable-strip) strip_opt="no"
1158 ;;
1159 --disable-vnc-sasl) vnc_sasl="no"
1160 ;;
1161 --enable-vnc-sasl) vnc_sasl="yes"
1162 ;;
1163 --disable-vnc-jpeg) vnc_jpeg="no"
1164 ;;
1165 --enable-vnc-jpeg) vnc_jpeg="yes"
1166 ;;
1167 --disable-vnc-png) vnc_png="no"
1168 ;;
1169 --enable-vnc-png) vnc_png="yes"
1170 ;;
1171 --disable-slirp) slirp="no"
1172 ;;
1173 --enable-slirp=git) slirp="git"
1174 ;;
1175 --enable-slirp=system) slirp="system"
1176 ;;
1177 --disable-vde) vde="no"
1178 ;;
1179 --enable-vde) vde="yes"
1180 ;;
1181 --disable-netmap) netmap="no"
1182 ;;
1183 --enable-netmap) netmap="yes"
1184 ;;
1185 --disable-xen) xen="no"
1186 ;;
1187 --enable-xen) xen="yes"
1188 ;;
1189 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1190 ;;
1191 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1192 ;;
1193 --disable-brlapi) brlapi="no"
1194 ;;
1195 --enable-brlapi) brlapi="yes"
1196 ;;
1197 --disable-kvm) kvm="no"
1198 ;;
1199 --enable-kvm) kvm="yes"
1200 ;;
1201 --disable-hax) hax="no"
1202 ;;
1203 --enable-hax) hax="yes"
1204 ;;
1205 --disable-hvf) hvf="no"
1206 ;;
1207 --enable-hvf) hvf="yes"
1208 ;;
1209 --disable-whpx) whpx="no"
1210 ;;
1211 --enable-whpx) whpx="yes"
1212 ;;
1213 --disable-tcg-interpreter) tcg_interpreter="no"
1214 ;;
1215 --enable-tcg-interpreter) tcg_interpreter="yes"
1216 ;;
1217 --disable-cap-ng) cap_ng="no"
1218 ;;
1219 --enable-cap-ng) cap_ng="yes"
1220 ;;
1221 --disable-tcg) tcg="no"
1222 ;;
1223 --enable-tcg) tcg="yes"
1224 ;;
1225 --disable-malloc-trim) malloc_trim="no"
1226 ;;
1227 --enable-malloc-trim) malloc_trim="yes"
1228 ;;
1229 --disable-spice) spice="no"
1230 ;;
1231 --enable-spice) spice="yes"
1232 ;;
1233 --disable-libiscsi) libiscsi="no"
1234 ;;
1235 --enable-libiscsi) libiscsi="yes"
1236 ;;
1237 --disable-libnfs) libnfs="no"
1238 ;;
1239 --enable-libnfs) libnfs="yes"
1240 ;;
1241 --enable-profiler) profiler="yes"
1242 ;;
1243 --disable-cocoa) cocoa="no"
1244 ;;
1245 --enable-cocoa)
1246 cocoa="yes" ;
1247 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1248 ;;
1249 --disable-system) softmmu="no"
1250 ;;
1251 --enable-system) softmmu="yes"
1252 ;;
1253 --disable-user)
1254 linux_user="no" ;
1255 bsd_user="no" ;
1256 ;;
1257 --enable-user) ;;
1258 --disable-linux-user) linux_user="no"
1259 ;;
1260 --enable-linux-user) linux_user="yes"
1261 ;;
1262 --disable-bsd-user) bsd_user="no"
1263 ;;
1264 --enable-bsd-user) bsd_user="yes"
1265 ;;
1266 --enable-pie) pie="yes"
1267 ;;
1268 --disable-pie) pie="no"
1269 ;;
1270 --enable-werror) werror="yes"
1271 ;;
1272 --disable-werror) werror="no"
1273 ;;
1274 --enable-stack-protector) stack_protector="yes"
1275 ;;
1276 --disable-stack-protector) stack_protector="no"
1277 ;;
1278 --disable-curses) curses="no"
1279 ;;
1280 --enable-curses) curses="yes"
1281 ;;
1282 --disable-iconv) iconv="no"
1283 ;;
1284 --enable-iconv) iconv="yes"
1285 ;;
1286 --disable-curl) curl="no"
1287 ;;
1288 --enable-curl) curl="yes"
1289 ;;
1290 --disable-fdt) fdt="no"
1291 ;;
1292 --enable-fdt) fdt="yes"
1293 ;;
1294 --disable-linux-aio) linux_aio="no"
1295 ;;
1296 --enable-linux-aio) linux_aio="yes"
1297 ;;
1298 --disable-linux-io-uring) linux_io_uring="no"
1299 ;;
1300 --enable-linux-io-uring) linux_io_uring="yes"
1301 ;;
1302 --disable-attr) attr="no"
1303 ;;
1304 --enable-attr) attr="yes"
1305 ;;
1306 --disable-membarrier) membarrier="no"
1307 ;;
1308 --enable-membarrier) membarrier="yes"
1309 ;;
1310 --disable-blobs) blobs="no"
1311 ;;
1312 --with-pkgversion=*) pkgversion="$optarg"
1313 ;;
1314 --with-coroutine=*) coroutine="$optarg"
1315 ;;
1316 --disable-coroutine-pool) coroutine_pool="no"
1317 ;;
1318 --enable-coroutine-pool) coroutine_pool="yes"
1319 ;;
1320 --enable-debug-stack-usage) debug_stack_usage="yes"
1321 ;;
1322 --enable-crypto-afalg) crypto_afalg="yes"
1323 ;;
1324 --disable-crypto-afalg) crypto_afalg="no"
1325 ;;
1326 --disable-docs) docs="no"
1327 ;;
1328 --enable-docs) docs="yes"
1329 ;;
1330 --disable-vhost-net) vhost_net="no"
1331 ;;
1332 --enable-vhost-net) vhost_net="yes"
1333 ;;
1334 --disable-vhost-crypto) vhost_crypto="no"
1335 ;;
1336 --enable-vhost-crypto) vhost_crypto="yes"
1337 ;;
1338 --disable-vhost-scsi) vhost_scsi="no"
1339 ;;
1340 --enable-vhost-scsi) vhost_scsi="yes"
1341 ;;
1342 --disable-vhost-vsock) vhost_vsock="no"
1343 ;;
1344 --enable-vhost-vsock) vhost_vsock="yes"
1345 ;;
1346 --disable-vhost-user-fs) vhost_user_fs="no"
1347 ;;
1348 --enable-vhost-user-fs) vhost_user_fs="yes"
1349 ;;
1350 --disable-opengl) opengl="no"
1351 ;;
1352 --enable-opengl) opengl="yes"
1353 ;;
1354 --disable-rbd) rbd="no"
1355 ;;
1356 --enable-rbd) rbd="yes"
1357 ;;
1358 --disable-xfsctl) xfs="no"
1359 ;;
1360 --enable-xfsctl) xfs="yes"
1361 ;;
1362 --disable-smartcard) smartcard="no"
1363 ;;
1364 --enable-smartcard) smartcard="yes"
1365 ;;
1366 --disable-libusb) libusb="no"
1367 ;;
1368 --enable-libusb) libusb="yes"
1369 ;;
1370 --disable-usb-redir) usb_redir="no"
1371 ;;
1372 --enable-usb-redir) usb_redir="yes"
1373 ;;
1374 --disable-zlib-test) zlib="no"
1375 ;;
1376 --disable-lzo) lzo="no"
1377 ;;
1378 --enable-lzo) lzo="yes"
1379 ;;
1380 --disable-snappy) snappy="no"
1381 ;;
1382 --enable-snappy) snappy="yes"
1383 ;;
1384 --disable-bzip2) bzip2="no"
1385 ;;
1386 --enable-bzip2) bzip2="yes"
1387 ;;
1388 --enable-lzfse) lzfse="yes"
1389 ;;
1390 --disable-lzfse) lzfse="no"
1391 ;;
1392 --disable-zstd) zstd="no"
1393 ;;
1394 --enable-zstd) zstd="yes"
1395 ;;
1396 --enable-guest-agent) guest_agent="yes"
1397 ;;
1398 --disable-guest-agent) guest_agent="no"
1399 ;;
1400 --enable-guest-agent-msi) guest_agent_msi="yes"
1401 ;;
1402 --disable-guest-agent-msi) guest_agent_msi="no"
1403 ;;
1404 --with-vss-sdk) vss_win32_sdk=""
1405 ;;
1406 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1407 ;;
1408 --without-vss-sdk) vss_win32_sdk="no"
1409 ;;
1410 --with-win-sdk) win_sdk=""
1411 ;;
1412 --with-win-sdk=*) win_sdk="$optarg"
1413 ;;
1414 --without-win-sdk) win_sdk="no"
1415 ;;
1416 --enable-tools) want_tools="yes"
1417 ;;
1418 --disable-tools) want_tools="no"
1419 ;;
1420 --enable-seccomp) seccomp="yes"
1421 ;;
1422 --disable-seccomp) seccomp="no"
1423 ;;
1424 --disable-glusterfs) glusterfs="no"
1425 ;;
1426 --disable-avx2) avx2_opt="no"
1427 ;;
1428 --enable-avx2) avx2_opt="yes"
1429 ;;
1430 --disable-avx512f) avx512f_opt="no"
1431 ;;
1432 --enable-avx512f) avx512f_opt="yes"
1433 ;;
1434
1435 --enable-glusterfs) glusterfs="yes"
1436 ;;
1437 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1438 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1439 ;;
1440 --enable-vhdx|--disable-vhdx)
1441 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1442 ;;
1443 --enable-uuid|--disable-uuid)
1444 echo "$0: $opt is obsolete, UUID support is always built" >&2
1445 ;;
1446 --disable-gtk) gtk="no"
1447 ;;
1448 --enable-gtk) gtk="yes"
1449 ;;
1450 --tls-priority=*) tls_priority="$optarg"
1451 ;;
1452 --disable-gnutls) gnutls="no"
1453 ;;
1454 --enable-gnutls) gnutls="yes"
1455 ;;
1456 --disable-nettle) nettle="no"
1457 ;;
1458 --enable-nettle) nettle="yes"
1459 ;;
1460 --disable-gcrypt) gcrypt="no"
1461 ;;
1462 --enable-gcrypt) gcrypt="yes"
1463 ;;
1464 --disable-auth-pam) auth_pam="no"
1465 ;;
1466 --enable-auth-pam) auth_pam="yes"
1467 ;;
1468 --enable-rdma) rdma="yes"
1469 ;;
1470 --disable-rdma) rdma="no"
1471 ;;
1472 --enable-pvrdma) pvrdma="yes"
1473 ;;
1474 --disable-pvrdma) pvrdma="no"
1475 ;;
1476 --disable-vte) vte="no"
1477 ;;
1478 --enable-vte) vte="yes"
1479 ;;
1480 --disable-virglrenderer) virglrenderer="no"
1481 ;;
1482 --enable-virglrenderer) virglrenderer="yes"
1483 ;;
1484 --disable-tpm) tpm="no"
1485 ;;
1486 --enable-tpm) tpm="yes"
1487 ;;
1488 --disable-libssh) libssh="no"
1489 ;;
1490 --enable-libssh) libssh="yes"
1491 ;;
1492 --disable-live-block-migration) live_block_migration="no"
1493 ;;
1494 --enable-live-block-migration) live_block_migration="yes"
1495 ;;
1496 --disable-numa) numa="no"
1497 ;;
1498 --enable-numa) numa="yes"
1499 ;;
1500 --disable-libxml2) libxml2="no"
1501 ;;
1502 --enable-libxml2) libxml2="yes"
1503 ;;
1504 --disable-tcmalloc) tcmalloc="no"
1505 ;;
1506 --enable-tcmalloc) tcmalloc="yes"
1507 ;;
1508 --disable-jemalloc) jemalloc="no"
1509 ;;
1510 --enable-jemalloc) jemalloc="yes"
1511 ;;
1512 --disable-replication) replication="no"
1513 ;;
1514 --enable-replication) replication="yes"
1515 ;;
1516 --disable-vxhs) vxhs="no"
1517 ;;
1518 --enable-vxhs) vxhs="yes"
1519 ;;
1520 --disable-bochs) bochs="no"
1521 ;;
1522 --enable-bochs) bochs="yes"
1523 ;;
1524 --disable-cloop) cloop="no"
1525 ;;
1526 --enable-cloop) cloop="yes"
1527 ;;
1528 --disable-dmg) dmg="no"
1529 ;;
1530 --enable-dmg) dmg="yes"
1531 ;;
1532 --disable-qcow1) qcow1="no"
1533 ;;
1534 --enable-qcow1) qcow1="yes"
1535 ;;
1536 --disable-vdi) vdi="no"
1537 ;;
1538 --enable-vdi) vdi="yes"
1539 ;;
1540 --disable-vvfat) vvfat="no"
1541 ;;
1542 --enable-vvfat) vvfat="yes"
1543 ;;
1544 --disable-qed) qed="no"
1545 ;;
1546 --enable-qed) qed="yes"
1547 ;;
1548 --disable-parallels) parallels="no"
1549 ;;
1550 --enable-parallels) parallels="yes"
1551 ;;
1552 --disable-sheepdog) sheepdog="no"
1553 ;;
1554 --enable-sheepdog) sheepdog="yes"
1555 ;;
1556 --disable-vhost-user) vhost_user="no"
1557 ;;
1558 --enable-vhost-user) vhost_user="yes"
1559 ;;
1560 --disable-vhost-kernel) vhost_kernel="no"
1561 ;;
1562 --enable-vhost-kernel) vhost_kernel="yes"
1563 ;;
1564 --disable-capstone) capstone="no"
1565 ;;
1566 --enable-capstone) capstone="yes"
1567 ;;
1568 --enable-capstone=git) capstone="git"
1569 ;;
1570 --enable-capstone=system) capstone="system"
1571 ;;
1572 --with-git=*) git="$optarg"
1573 ;;
1574 --enable-git-update) git_update=yes
1575 ;;
1576 --disable-git-update) git_update=no
1577 ;;
1578 --enable-debug-mutex) debug_mutex=yes
1579 ;;
1580 --disable-debug-mutex) debug_mutex=no
1581 ;;
1582 --enable-libpmem) libpmem=yes
1583 ;;
1584 --disable-libpmem) libpmem=no
1585 ;;
1586 --enable-xkbcommon) xkbcommon=yes
1587 ;;
1588 --disable-xkbcommon) xkbcommon=no
1589 ;;
1590 --enable-plugins) plugins="yes"
1591 ;;
1592 --disable-plugins) plugins="no"
1593 ;;
1594 --enable-containers) use_containers="yes"
1595 ;;
1596 --disable-containers) use_containers="no"
1597 ;;
1598 --enable-fuzzing) fuzzing=yes
1599 ;;
1600 --disable-fuzzing) fuzzing=no
1601 ;;
1602 --gdb=*) gdb_bin="$optarg"
1603 ;;
1604 *)
1605 echo "ERROR: unknown option $opt"
1606 echo "Try '$0 --help' for more information"
1607 exit 1
1608 ;;
1609 esac
1610 done
1611
1612 case "$cpu" in
1613 ppc)
1614 CPU_CFLAGS="-m32"
1615 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1616 ;;
1617 ppc64)
1618 CPU_CFLAGS="-m64"
1619 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1620 ;;
1621 sparc)
1622 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1623 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1624 ;;
1625 sparc64)
1626 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1627 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1628 ;;
1629 s390)
1630 CPU_CFLAGS="-m31"
1631 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1632 ;;
1633 s390x)
1634 CPU_CFLAGS="-m64"
1635 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1636 ;;
1637 i386)
1638 CPU_CFLAGS="-m32"
1639 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1640 ;;
1641 x86_64)
1642 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1643 # If we truly care, we should simply detect this case at
1644 # runtime and generate the fallback to serial emulation.
1645 CPU_CFLAGS="-m64 -mcx16"
1646 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1647 ;;
1648 x32)
1649 CPU_CFLAGS="-mx32"
1650 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1651 ;;
1652 # No special flags required for other host CPUs
1653 esac
1654
1655 eval "cross_cc_${cpu}=\$host_cc"
1656 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1657 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1658
1659 # For user-mode emulation the host arch has to be one we explicitly
1660 # support, even if we're using TCI.
1661 if [ "$ARCH" = "unknown" ]; then
1662 bsd_user="no"
1663 linux_user="no"
1664 fi
1665
1666 default_target_list=""
1667
1668 mak_wilds=""
1669
1670 if [ "$softmmu" = "yes" ]; then
1671 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1672 fi
1673 if [ "$linux_user" = "yes" ]; then
1674 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1675 fi
1676 if [ "$bsd_user" = "yes" ]; then
1677 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1678 fi
1679
1680 if test -z "$target_list_exclude"; then
1681 for config in $mak_wilds; do
1682 default_target_list="${default_target_list} $(basename "$config" .mak)"
1683 done
1684 else
1685 exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1686 for config in $mak_wilds; do
1687 target="$(basename "$config" .mak)"
1688 exclude="no"
1689 for excl in $exclude_list; do
1690 if test "$excl" = "$target"; then
1691 exclude="yes"
1692 break;
1693 fi
1694 done
1695 if test "$exclude" = "no"; then
1696 default_target_list="${default_target_list} $target"
1697 fi
1698 done
1699 fi
1700
1701 # Enumerate public trace backends for --help output
1702 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1703
1704 if test x"$show_help" = x"yes" ; then
1705 cat << EOF
1706
1707 Usage: configure [options]
1708 Options: [defaults in brackets after descriptions]
1709
1710 Standard options:
1711 --help print this message
1712 --prefix=PREFIX install in PREFIX [$prefix]
1713 --interp-prefix=PREFIX where to find shared libraries, etc.
1714 use %M for cpu name [$interp_prefix]
1715 --target-list=LIST set target list (default: build everything)
1716 $(echo Available targets: $default_target_list | \
1717 fold -s -w 53 | sed -e 's/^/ /')
1718 --target-list-exclude=LIST exclude a set of targets from the default target-list
1719
1720 Advanced options (experts only):
1721 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1722 --cc=CC use C compiler CC [$cc]
1723 --iasl=IASL use ACPI compiler IASL [$iasl]
1724 --host-cc=CC use C compiler CC [$host_cc] for code run at
1725 build time
1726 --cxx=CXX use C++ compiler CXX [$cxx]
1727 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1728 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1729 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1730 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1731 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1732 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1733 --make=MAKE use specified make [$make]
1734 --install=INSTALL use specified install [$install]
1735 --python=PYTHON use specified python [$python]
1736 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1737 --smbd=SMBD use specified smbd [$smbd]
1738 --with-git=GIT use specified git [$git]
1739 --static enable static build [$static]
1740 --mandir=PATH install man pages in PATH
1741 --datadir=PATH install firmware in PATH$confsuffix
1742 --docdir=PATH install documentation in PATH$confsuffix
1743 --bindir=PATH install binaries in PATH
1744 --libdir=PATH install libraries in PATH
1745 --libexecdir=PATH install helper binaries in PATH
1746 --sysconfdir=PATH install config in PATH$confsuffix
1747 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1748 --firmwarepath=PATH search PATH for firmware files
1749 --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1750 --with-pkgversion=VERS use specified string as sub-version of the package
1751 --enable-debug enable common debug build options
1752 --enable-sanitizers enable default sanitizers
1753 --disable-strip disable stripping binaries
1754 --disable-werror disable compilation abort on warning
1755 --disable-stack-protector disable compiler-provided stack protection
1756 --audio-drv-list=LIST set audio drivers list:
1757 Available drivers: $audio_possible_drivers
1758 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1759 --block-drv-rw-whitelist=L
1760 set block driver read-write whitelist
1761 (affects only QEMU, not qemu-img)
1762 --block-drv-ro-whitelist=L
1763 set block driver read-only whitelist
1764 (affects only QEMU, not qemu-img)
1765 --enable-trace-backends=B Set trace backend
1766 Available backends: $trace_backend_list
1767 --with-trace-file=NAME Full PATH,NAME of file to store traces
1768 Default:trace-<pid>
1769 --disable-slirp disable SLIRP userspace network connectivity
1770 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1771 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1772 --oss-lib path to OSS library
1773 --cpu=CPU Build for host CPU [$cpu]
1774 --with-coroutine=BACKEND coroutine backend. Supported options:
1775 ucontext, sigaltstack, windows
1776 --enable-gcov enable test coverage analysis with gcov
1777 --gcov=GCOV use specified gcov [$gcov_tool]
1778 --disable-blobs disable installing provided firmware blobs
1779 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1780 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1781 --tls-priority default TLS protocol/cipher priority string
1782 --enable-gprof QEMU profiling with gprof
1783 --enable-profiler profiler support
1784 --enable-debug-stack-usage
1785 track the maximum stack usage of stacks created by qemu_alloc_stack
1786 --enable-plugins
1787 enable plugins via shared library loading
1788 --disable-containers don't use containers for cross-building
1789 --gdb=GDB-path gdb to use for gdbstub tests [$gdb_bin]
1790
1791 Optional features, enabled with --enable-FEATURE and
1792 disabled with --disable-FEATURE, default is enabled if available:
1793
1794 system all system emulation targets
1795 user supported user emulation targets
1796 linux-user all linux usermode emulation targets
1797 bsd-user all BSD usermode emulation targets
1798 docs build documentation
1799 guest-agent build the QEMU Guest Agent
1800 guest-agent-msi build guest agent Windows MSI installation package
1801 pie Position Independent Executables
1802 modules modules support (non-Windows)
1803 module-upgrades try to load modules from alternate paths for upgrades
1804 debug-tcg TCG debugging (default is disabled)
1805 debug-info debugging information
1806 sparse sparse checker
1807
1808 gnutls GNUTLS cryptography support
1809 nettle nettle cryptography support
1810 gcrypt libgcrypt cryptography support
1811 auth-pam PAM access control
1812 sdl SDL UI
1813 sdl-image SDL Image support for icons
1814 gtk gtk UI
1815 vte vte support for the gtk UI
1816 curses curses UI
1817 iconv font glyph conversion support
1818 vnc VNC UI support
1819 vnc-sasl SASL encryption for VNC server
1820 vnc-jpeg JPEG lossy compression for VNC server
1821 vnc-png PNG compression for VNC server
1822 cocoa Cocoa UI (Mac OS X only)
1823 virtfs VirtFS
1824 mpath Multipath persistent reservation passthrough
1825 xen xen backend driver support
1826 xen-pci-passthrough PCI passthrough support for Xen
1827 brlapi BrlAPI (Braile)
1828 curl curl connectivity
1829 membarrier membarrier system call (for Linux 4.14+ or Windows)
1830 fdt fdt device tree
1831 kvm KVM acceleration support
1832 hax HAX acceleration support
1833 hvf Hypervisor.framework acceleration support
1834 whpx Windows Hypervisor Platform acceleration support
1835 rdma Enable RDMA-based migration
1836 pvrdma Enable PVRDMA support
1837 vde support for vde network
1838 netmap support for netmap network
1839 linux-aio Linux AIO support
1840 linux-io-uring Linux io_uring support
1841 cap-ng libcap-ng support
1842 attr attr and xattr support
1843 vhost-net vhost-net kernel acceleration support
1844 vhost-vsock virtio sockets device support
1845 vhost-scsi vhost-scsi kernel target support
1846 vhost-crypto vhost-user-crypto backend support
1847 vhost-kernel vhost kernel backend support
1848 vhost-user vhost-user backend support
1849 spice spice
1850 rbd rados block device (rbd)
1851 libiscsi iscsi support
1852 libnfs nfs support
1853 smartcard smartcard support (libcacard)
1854 libusb libusb (for usb passthrough)
1855 live-block-migration Block migration in the main migration stream
1856 usb-redir usb network redirection support
1857 lzo support of lzo compression library
1858 snappy support of snappy compression library
1859 bzip2 support of bzip2 compression library
1860 (for reading bzip2-compressed dmg images)
1861 lzfse support of lzfse compression library
1862 (for reading lzfse-compressed dmg images)
1863 zstd support for zstd compression library
1864 (for migration compression and qcow2 cluster compression)
1865 seccomp seccomp support
1866 coroutine-pool coroutine freelist (better performance)
1867 glusterfs GlusterFS backend
1868 tpm TPM support
1869 libssh ssh block device support
1870 numa libnuma support
1871 libxml2 for Parallels image format
1872 tcmalloc tcmalloc support
1873 jemalloc jemalloc support
1874 avx2 AVX2 optimization support
1875 avx512f AVX512F optimization support
1876 replication replication support
1877 opengl opengl support
1878 virglrenderer virgl rendering support
1879 xfsctl xfsctl support
1880 qom-cast-debug cast debugging support
1881 tools build qemu-io, qemu-nbd and qemu-img tools
1882 vxhs Veritas HyperScale vDisk backend support
1883 bochs bochs image format support
1884 cloop cloop image format support
1885 dmg dmg image format support
1886 qcow1 qcow v1 image format support
1887 vdi vdi image format support
1888 vvfat vvfat image format support
1889 qed qed image format support
1890 parallels parallels image format support
1891 sheepdog sheepdog block driver support
1892 crypto-afalg Linux AF_ALG crypto backend driver
1893 capstone capstone disassembler support
1894 debug-mutex mutex debugging support
1895 libpmem libpmem support
1896 xkbcommon xkbcommon support
1897
1898 NOTE: The object files are built at the place where configure is launched
1899 EOF
1900 exit 0
1901 fi
1902
1903 # Remove old dependency files to make sure that they get properly regenerated
1904 rm -f */config-devices.mak.d
1905
1906 # Remove syscall_nr.h to be sure they will be regenerated in the build
1907 # directory, not in the source directory
1908 for arch in alpha hppa m68k xtensa sh4 microblaze arm ppc s390x sparc sparc64 \
1909 i386 x86_64 mips mips64 ; do
1910 # remove the file if it has been generated in the source directory
1911 rm -f "${source_path}/linux-user/${arch}/syscall_nr.h"
1912 # remove the dependency files
1913 for target in ${arch}*-linux-user ; do
1914 test -d "${target}" && find "${target}" -type f -name "*.d" \
1915 -exec grep -q "${source_path}/linux-user/${arch}/syscall_nr.h" {} \; \
1916 -print | while read file ; do rm "${file}" "${file%.d}.o" ; done
1917 done
1918 done
1919
1920 if test -z "$python"
1921 then
1922 error_exit "Python not found. Use --python=/path/to/python"
1923 fi
1924
1925 # Note that if the Python conditional here evaluates True we will exit
1926 # with status 1 which is a shell 'false' value.
1927 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
1928 error_exit "Cannot use '$python', Python >= 3.5 is required." \
1929 "Use --python=/path/to/python to specify a supported Python."
1930 fi
1931
1932 # Preserve python version since some functionality is dependent on it
1933 python_version=$($python -c 'import sys; print("%d.%d.%d" % (sys.version_info[0], sys.version_info[1], sys.version_info[2]))' 2>/dev/null)
1934
1935 # Suppress writing compiled files
1936 python="$python -B"
1937
1938 # Check that the C compiler works. Doing this here before testing
1939 # the host CPU ensures that we had a valid CC to autodetect the
1940 # $cpu var (and we should bail right here if that's not the case).
1941 # It also allows the help message to be printed without a CC.
1942 write_c_skeleton;
1943 if compile_object ; then
1944 : C compiler works ok
1945 else
1946 error_exit "\"$cc\" either does not exist or does not work"
1947 fi
1948 if ! compile_prog ; then
1949 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1950 fi
1951
1952 # Now we have handled --enable-tcg-interpreter and know we're not just
1953 # printing the help message, bail out if the host CPU isn't supported.
1954 if test "$ARCH" = "unknown"; then
1955 if test "$tcg_interpreter" = "yes" ; then
1956 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1957 else
1958 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1959 fi
1960 fi
1961
1962 # Consult white-list to determine whether to enable werror
1963 # by default. Only enable by default for git builds
1964 if test -z "$werror" ; then
1965 if test -e "$source_path/.git" && \
1966 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
1967 werror="yes"
1968 else
1969 werror="no"
1970 fi
1971 fi
1972
1973 if test "$bogus_os" = "yes"; then
1974 # Now that we know that we're not printing the help and that
1975 # the compiler works (so the results of the check_defines we used
1976 # to identify the OS are reliable), if we didn't recognize the
1977 # host OS we should stop now.
1978 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1979 fi
1980
1981 # Check whether the compiler matches our minimum requirements:
1982 cat > $TMPC << EOF
1983 #if defined(__clang_major__) && defined(__clang_minor__)
1984 # ifdef __apple_build_version__
1985 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
1986 # error You need at least XCode Clang v5.1 to compile QEMU
1987 # endif
1988 # else
1989 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
1990 # error You need at least Clang v3.4 to compile QEMU
1991 # endif
1992 # endif
1993 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
1994 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
1995 # error You need at least GCC v4.8 to compile QEMU
1996 # endif
1997 #else
1998 # error You either need GCC or Clang to compiler QEMU
1999 #endif
2000 int main (void) { return 0; }
2001 EOF
2002 if ! compile_prog "" "" ; then
2003 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
2004 fi
2005
2006 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
2007 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
2008 gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
2009 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
2010 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
2011 gcc_flags="-Wno-string-plus-int -Wno-typedef-redefinition $gcc_flags"
2012 # Note that we do not add -Werror to gcc_flags here, because that would
2013 # enable it for all configure tests. If a configure test failed due
2014 # to -Werror this would just silently disable some features,
2015 # so it's too error prone.
2016
2017 cc_has_warning_flag() {
2018 write_c_skeleton;
2019
2020 # Use the positive sense of the flag when testing for -Wno-wombat
2021 # support (gcc will happily accept the -Wno- form of unknown
2022 # warning options).
2023 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
2024 compile_prog "-Werror $optflag" ""
2025 }
2026
2027 for flag in $gcc_flags; do
2028 if cc_has_warning_flag $flag ; then
2029 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2030 fi
2031 done
2032
2033 if test "$stack_protector" != "no"; then
2034 cat > $TMPC << EOF
2035 int main(int argc, char *argv[])
2036 {
2037 char arr[64], *p = arr, *c = argv[0];
2038 while (*c) {
2039 *p++ = *c++;
2040 }
2041 return 0;
2042 }
2043 EOF
2044 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2045 sp_on=0
2046 for flag in $gcc_flags; do
2047 # We need to check both a compile and a link, since some compiler
2048 # setups fail only on a .c->.o compile and some only at link time
2049 if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
2050 compile_prog "-Werror $flag" ""; then
2051 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2052 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2053 sp_on=1
2054 break
2055 fi
2056 done
2057 if test "$stack_protector" = yes; then
2058 if test $sp_on = 0; then
2059 error_exit "Stack protector not supported"
2060 fi
2061 fi
2062 fi
2063
2064 # Disable -Wmissing-braces on older compilers that warn even for
2065 # the "universal" C zero initializer {0}.
2066 cat > $TMPC << EOF
2067 struct {
2068 int a[2];
2069 } x = {0};
2070 EOF
2071 if compile_object "-Werror" "" ; then
2072 :
2073 else
2074 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2075 fi
2076
2077 # Our module code doesn't support Windows
2078 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2079 error_exit "Modules are not available for Windows"
2080 fi
2081
2082 # module_upgrades is only reasonable if modules are enabled
2083 if test "$modules" = "no" && test "$module_upgrades" = "yes" ; then
2084 error_exit "Can't enable module-upgrades as Modules are not enabled"
2085 fi
2086
2087 # Static linking is not possible with modules or PIE
2088 if test "$static" = "yes" ; then
2089 if test "$modules" = "yes" ; then
2090 error_exit "static and modules are mutually incompatible"
2091 fi
2092 fi
2093
2094 # Unconditional check for compiler __thread support
2095 cat > $TMPC << EOF
2096 static __thread int tls_var;
2097 int main(void) { return tls_var; }
2098 EOF
2099
2100 if ! compile_prog "-Werror" "" ; then
2101 error_exit "Your compiler does not support the __thread specifier for " \
2102 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2103 fi
2104
2105 cat > $TMPC << EOF
2106
2107 #ifdef __linux__
2108 # define THREAD __thread
2109 #else
2110 # define THREAD
2111 #endif
2112 static THREAD int tls_var;
2113 int main(void) { return tls_var; }
2114 EOF
2115
2116 # Check we support --no-pie first; we will need this for building ROMs.
2117 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2118 CFLAGS_NOPIE="-fno-pie"
2119 LDFLAGS_NOPIE="-no-pie"
2120 fi
2121
2122 if test "$static" = "yes"; then
2123 if test "$pie" != "no" && compile_prog "-Werror -fPIE -DPIE" "-static-pie"; then
2124 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
2125 QEMU_LDFLAGS="-static-pie $QEMU_LDFLAGS"
2126 pie="yes"
2127 elif test "$pie" = "yes"; then
2128 error_exit "-static-pie not available due to missing toolchain support"
2129 else
2130 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
2131 pie="no"
2132 fi
2133 elif test "$pie" = "no"; then
2134 QEMU_CFLAGS="$CFLAGS_NOPIE $QEMU_CFLAGS"
2135 QEMU_LDFLAGS="$LDFLAGS_NOPIE $QEMU_LDFLAGS"
2136 elif compile_prog "-Werror -fPIE -DPIE" "-pie"; then
2137 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
2138 QEMU_LDFLAGS="-pie $QEMU_LDFLAGS"
2139 pie="yes"
2140 elif test "$pie" = "yes"; then
2141 error_exit "PIE not available due to missing toolchain support"
2142 else
2143 echo "Disabling PIE due to missing toolchain support"
2144 pie="no"
2145 fi
2146
2147 # Detect support for PT_GNU_RELRO + DT_BIND_NOW.
2148 # The combination is known as "full relro", because .got.plt is read-only too.
2149 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2150 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2151 fi
2152
2153 ##########################################
2154 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2155 # use i686 as default anyway, but for those that don't, an explicit
2156 # specification is necessary
2157
2158 if test "$cpu" = "i386"; then
2159 cat > $TMPC << EOF
2160 static int sfaa(int *ptr)
2161 {
2162 return __sync_fetch_and_and(ptr, 0);
2163 }
2164
2165 int main(void)
2166 {
2167 int val = 42;
2168 val = __sync_val_compare_and_swap(&val, 0, 1);
2169 sfaa(&val);
2170 return val;
2171 }
2172 EOF
2173 if ! compile_prog "" "" ; then
2174 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2175 fi
2176 fi
2177
2178 #########################################
2179 # Solaris specific configure tool chain decisions
2180
2181 if test "$solaris" = "yes" ; then
2182 if has $install; then
2183 :
2184 else
2185 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
2186 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
2187 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
2188 fi
2189 if test "$(path_of $install)" = "/usr/sbin/install" ; then
2190 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
2191 "try ginstall from the GNU fileutils available from www.blastwave.org" \
2192 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
2193 fi
2194 if has ar; then
2195 :
2196 else
2197 if test -f /usr/ccs/bin/ar ; then
2198 error_exit "No path includes ar" \
2199 "Add /usr/ccs/bin to your path and rerun configure"
2200 fi
2201 error_exit "No path includes ar"
2202 fi
2203 fi
2204
2205 if test -z "${target_list+xxx}" ; then
2206 for target in $default_target_list; do
2207 supported_target $target 2>/dev/null && \
2208 target_list="$target_list $target"
2209 done
2210 target_list="${target_list# }"
2211 else
2212 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2213 for target in $target_list; do
2214 # Check that we recognised the target name; this allows a more
2215 # friendly error message than if we let it fall through.
2216 case " $default_target_list " in
2217 *" $target "*)
2218 ;;
2219 *)
2220 error_exit "Unknown target name '$target'"
2221 ;;
2222 esac
2223 supported_target $target || exit 1
2224 done
2225 fi
2226
2227 # see if system emulation was really requested
2228 case " $target_list " in
2229 *"-softmmu "*) softmmu=yes
2230 ;;
2231 *) softmmu=no
2232 ;;
2233 esac
2234
2235 for target in $target_list; do
2236 case "$target" in
2237 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2238 edk2_blobs="yes"
2239 ;;
2240 esac
2241 done
2242 # The EDK2 binaries are compressed with bzip2
2243 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2244 error_exit "The bzip2 program is required for building QEMU"
2245 fi
2246
2247 feature_not_found() {
2248 feature=$1
2249 remedy=$2
2250
2251 error_exit "User requested feature $feature" \
2252 "configure was not able to find it." \
2253 "$remedy"
2254 }
2255
2256 # ---
2257 # big/little endian test
2258 cat > $TMPC << EOF
2259 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2260 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2261 extern int foo(short *, short *);
2262 int main(int argc, char *argv[]) {
2263 return foo(big_endian, little_endian);
2264 }
2265 EOF
2266
2267 if compile_object ; then
2268 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2269 bigendian="yes"
2270 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2271 bigendian="no"
2272 else
2273 echo big/little test failed
2274 fi
2275 else
2276 echo big/little test failed
2277 fi
2278
2279 ##########################################
2280 # system tools
2281 if test -z "$want_tools"; then
2282 if test "$softmmu" = "no"; then
2283 want_tools=no
2284 else
2285 want_tools=yes
2286 fi
2287 fi
2288
2289 ##########################################
2290 # cocoa implies not SDL or GTK
2291 # (the cocoa UI code currently assumes it is always the active UI
2292 # and doesn't interact well with other UI frontend code)
2293 if test "$cocoa" = "yes"; then
2294 if test "$sdl" = "yes"; then
2295 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2296 fi
2297 if test "$gtk" = "yes"; then
2298 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2299 fi
2300 gtk=no
2301 sdl=no
2302 fi
2303
2304 # Some versions of Mac OS X incorrectly define SIZE_MAX
2305 cat > $TMPC << EOF
2306 #include <stdint.h>
2307 #include <stdio.h>
2308 int main(int argc, char *argv[]) {
2309 return printf("%zu", SIZE_MAX);
2310 }
2311 EOF
2312 have_broken_size_max=no
2313 if ! compile_object -Werror ; then
2314 have_broken_size_max=yes
2315 fi
2316
2317 ##########################################
2318 # L2TPV3 probe
2319
2320 cat > $TMPC <<EOF
2321 #include <sys/socket.h>
2322 #include <linux/ip.h>
2323 int main(void) { return sizeof(struct mmsghdr); }
2324 EOF
2325 if compile_prog "" "" ; then
2326 l2tpv3=yes
2327 else
2328 l2tpv3=no
2329 fi
2330
2331 #########################################
2332 # vhost interdependencies and host support
2333
2334 # vhost backends
2335 test "$vhost_user" = "" && vhost_user=yes
2336 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2337 error_exit "vhost-user isn't available on win32"
2338 fi
2339 test "$vhost_kernel" = "" && vhost_kernel=$linux
2340 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2341 error_exit "vhost-kernel is only available on Linux"
2342 fi
2343
2344 # vhost-kernel devices
2345 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2346 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2347 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2348 fi
2349 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2350 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2351 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2352 fi
2353
2354 # vhost-user backends
2355 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2356 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2357 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2358 fi
2359 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2360 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2361 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2362 fi
2363 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2364 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2365 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2366 fi
2367
2368 # OR the vhost-kernel and vhost-user values for simplicity
2369 if test "$vhost_net" = ""; then
2370 test "$vhost_net_user" = "yes" && vhost_net=yes
2371 test "$vhost_kernel" = "yes" && vhost_net=yes
2372 fi
2373
2374 ##########################################
2375 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2376
2377 if test "$mingw32" = "yes"; then
2378 # Some versions of MinGW / Mingw-w64 lack localtime_r
2379 # and gmtime_r entirely.
2380 #
2381 # Some versions of Mingw-w64 define a macro for
2382 # localtime_r/gmtime_r.
2383 #
2384 # Some versions of Mingw-w64 will define functions
2385 # for localtime_r/gmtime_r, but only if you have
2386 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2387 # though, unistd.h and pthread.h both define
2388 # that for you.
2389 #
2390 # So this #undef localtime_r and #include <unistd.h>
2391 # are not in fact redundant.
2392 cat > $TMPC << EOF
2393 #include <unistd.h>
2394 #include <time.h>
2395 #undef localtime_r
2396 int main(void) { localtime_r(NULL, NULL); return 0; }
2397 EOF
2398 if compile_prog "" "" ; then
2399 localtime_r="yes"
2400 else
2401 localtime_r="no"
2402 fi
2403 fi
2404
2405 ##########################################
2406 # pkg-config probe
2407
2408 if ! has "$pkg_config_exe"; then
2409 error_exit "pkg-config binary '$pkg_config_exe' not found"
2410 fi
2411
2412 ##########################################
2413 # NPTL probe
2414
2415 if test "$linux_user" = "yes"; then
2416 cat > $TMPC <<EOF
2417 #include <sched.h>
2418 #include <linux/futex.h>
2419 int main(void) {
2420 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2421 #error bork
2422 #endif
2423 return 0;
2424 }
2425 EOF
2426 if ! compile_object ; then
2427 feature_not_found "nptl" "Install glibc and linux kernel headers."
2428 fi
2429 fi
2430
2431 ##########################################
2432 # lzo check
2433
2434 if test "$lzo" != "no" ; then
2435 cat > $TMPC << EOF
2436 #include <lzo/lzo1x.h>
2437 int main(void) { lzo_version(); return 0; }
2438 EOF
2439 if compile_prog "" "-llzo2" ; then
2440 libs_softmmu="$libs_softmmu -llzo2"
2441 lzo="yes"
2442 else
2443 if test "$lzo" = "yes"; then
2444 feature_not_found "liblzo2" "Install liblzo2 devel"
2445 fi
2446 lzo="no"
2447 fi
2448 fi
2449
2450 ##########################################
2451 # snappy check
2452
2453 if test "$snappy" != "no" ; then
2454 cat > $TMPC << EOF
2455 #include <snappy-c.h>
2456 int main(void) { snappy_max_compressed_length(4096); return 0; }
2457 EOF
2458 if compile_prog "" "-lsnappy" ; then
2459 libs_softmmu="$libs_softmmu -lsnappy"
2460 snappy="yes"
2461 else
2462 if test "$snappy" = "yes"; then
2463 feature_not_found "libsnappy" "Install libsnappy devel"
2464 fi
2465 snappy="no"
2466 fi
2467 fi
2468
2469 ##########################################
2470 # bzip2 check
2471
2472 if test "$bzip2" != "no" ; then
2473 cat > $TMPC << EOF
2474 #include <bzlib.h>
2475 int main(void) { BZ2_bzlibVersion(); return 0; }
2476 EOF
2477 if compile_prog "" "-lbz2" ; then
2478 bzip2="yes"
2479 else
2480 if test "$bzip2" = "yes"; then
2481 feature_not_found "libbzip2" "Install libbzip2 devel"
2482 fi
2483 bzip2="no"
2484 fi
2485 fi
2486
2487 ##########################################
2488 # lzfse check
2489
2490 if test "$lzfse" != "no" ; then
2491 cat > $TMPC << EOF
2492 #include <lzfse.h>
2493 int main(void) { lzfse_decode_scratch_size(); return 0; }
2494 EOF
2495 if compile_prog "" "-llzfse" ; then
2496 lzfse="yes"
2497 else
2498 if test "$lzfse" = "yes"; then
2499 feature_not_found "lzfse" "Install lzfse devel"
2500 fi
2501 lzfse="no"
2502 fi
2503 fi
2504
2505 ##########################################
2506 # zstd check
2507
2508 if test "$zstd" != "no" ; then
2509 libzstd_minver="1.4.0"
2510 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2511 zstd_cflags="$($pkg_config --cflags libzstd)"
2512 zstd_libs="$($pkg_config --libs libzstd)"
2513 LIBS="$zstd_libs $LIBS"
2514 QEMU_CFLAGS="$QEMU_CFLAGS $zstd_cflags"
2515 zstd="yes"
2516 else
2517 if test "$zstd" = "yes" ; then
2518 feature_not_found "libzstd" "Install libzstd devel"
2519 fi
2520 zstd="no"
2521 fi
2522 fi
2523
2524 ##########################################
2525 # libseccomp check
2526
2527 if test "$seccomp" != "no" ; then
2528 libseccomp_minver="2.3.0"
2529 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2530 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2531 seccomp_libs="$($pkg_config --libs libseccomp)"
2532 seccomp="yes"
2533 else
2534 if test "$seccomp" = "yes" ; then
2535 feature_not_found "libseccomp" \
2536 "Install libseccomp devel >= $libseccomp_minver"
2537 fi
2538 seccomp="no"
2539 fi
2540 fi
2541 ##########################################
2542 # xen probe
2543
2544 if test "$xen" != "no" ; then
2545 # Check whether Xen library path is specified via --extra-ldflags to avoid
2546 # overriding this setting with pkg-config output. If not, try pkg-config
2547 # to obtain all needed flags.
2548
2549 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2550 $pkg_config --exists xencontrol ; then
2551 xen_ctrl_version="$(printf '%d%02d%02d' \
2552 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2553 xen=yes
2554 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2555 xen_pc="$xen_pc xenevtchn xendevicemodel"
2556 if $pkg_config --exists xentoolcore; then
2557 xen_pc="$xen_pc xentoolcore"
2558 fi
2559 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2560 libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2561 else
2562
2563 xen_libs="-lxenstore -lxenctrl -lxenguest"
2564 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2565
2566 # First we test whether Xen headers and libraries are available.
2567 # If no, we are done and there is no Xen support.
2568 # If yes, more tests are run to detect the Xen version.
2569
2570 # Xen (any)
2571 cat > $TMPC <<EOF
2572 #include <xenctrl.h>
2573 int main(void) {
2574 return 0;
2575 }
2576 EOF
2577 if ! compile_prog "" "$xen_libs" ; then
2578 # Xen not found
2579 if test "$xen" = "yes" ; then
2580 feature_not_found "xen" "Install xen devel"
2581 fi
2582 xen=no
2583
2584 # Xen unstable
2585 elif
2586 cat > $TMPC <<EOF &&
2587 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2588 #define __XEN_TOOLS__
2589 #include <xendevicemodel.h>
2590 #include <xenforeignmemory.h>
2591 int main(void) {
2592 xendevicemodel_handle *xd;
2593 xenforeignmemory_handle *xfmem;
2594
2595 xd = xendevicemodel_open(0, 0);
2596 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2597
2598 xfmem = xenforeignmemory_open(0, 0);
2599 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2600
2601 return 0;
2602 }
2603 EOF
2604 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2605 then
2606 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2607 xen_ctrl_version=41100
2608 xen=yes
2609 elif
2610 cat > $TMPC <<EOF &&
2611 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2612 #include <xenforeignmemory.h>
2613 #include <xentoolcore.h>
2614 int main(void) {
2615 xenforeignmemory_handle *xfmem;
2616
2617 xfmem = xenforeignmemory_open(0, 0);
2618 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2619 xentoolcore_restrict_all(0);
2620
2621 return 0;
2622 }
2623 EOF
2624 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2625 then
2626 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2627 xen_ctrl_version=41000
2628 xen=yes
2629 elif
2630 cat > $TMPC <<EOF &&
2631 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2632 #define __XEN_TOOLS__
2633 #include <xendevicemodel.h>
2634 int main(void) {
2635 xendevicemodel_handle *xd;
2636
2637 xd = xendevicemodel_open(0, 0);
2638 xendevicemodel_close(xd);
2639
2640 return 0;
2641 }
2642 EOF
2643 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2644 then
2645 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2646 xen_ctrl_version=40900
2647 xen=yes
2648 elif
2649 cat > $TMPC <<EOF &&
2650 /*
2651 * If we have stable libs the we don't want the libxc compat
2652 * layers, regardless of what CFLAGS we may have been given.
2653 *
2654 * Also, check if xengnttab_grant_copy_segment_t is defined and
2655 * grant copy operation is implemented.
2656 */
2657 #undef XC_WANT_COMPAT_EVTCHN_API
2658 #undef XC_WANT_COMPAT_GNTTAB_API
2659 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2660 #include <xenctrl.h>
2661 #include <xenstore.h>
2662 #include <xenevtchn.h>
2663 #include <xengnttab.h>
2664 #include <xenforeignmemory.h>
2665 #include <stdint.h>
2666 #include <xen/hvm/hvm_info_table.h>
2667 #if !defined(HVM_MAX_VCPUS)
2668 # error HVM_MAX_VCPUS not defined
2669 #endif
2670 int main(void) {
2671 xc_interface *xc = NULL;
2672 xenforeignmemory_handle *xfmem;
2673 xenevtchn_handle *xe;
2674 xengnttab_handle *xg;
2675 xengnttab_grant_copy_segment_t* seg = NULL;
2676
2677 xs_daemon_open();
2678
2679 xc = xc_interface_open(0, 0, 0);
2680 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2681 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2682 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2683 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2684
2685 xfmem = xenforeignmemory_open(0, 0);
2686 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2687
2688 xe = xenevtchn_open(0, 0);
2689 xenevtchn_fd(xe);
2690
2691 xg = xengnttab_open(0, 0);
2692 xengnttab_grant_copy(xg, 0, seg);
2693
2694 return 0;
2695 }
2696 EOF
2697 compile_prog "" "$xen_libs $xen_stable_libs"
2698 then
2699 xen_ctrl_version=40800
2700 xen=yes
2701 elif
2702 cat > $TMPC <<EOF &&
2703 /*
2704 * If we have stable libs the we don't want the libxc compat
2705 * layers, regardless of what CFLAGS we may have been given.
2706 */
2707 #undef XC_WANT_COMPAT_EVTCHN_API
2708 #undef XC_WANT_COMPAT_GNTTAB_API
2709 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2710 #include <xenctrl.h>
2711 #include <xenstore.h>
2712 #include <xenevtchn.h>
2713 #include <xengnttab.h>
2714 #include <xenforeignmemory.h>
2715 #include <stdint.h>
2716 #include <xen/hvm/hvm_info_table.h>
2717 #if !defined(HVM_MAX_VCPUS)
2718 # error HVM_MAX_VCPUS not defined
2719 #endif
2720 int main(void) {
2721 xc_interface *xc = NULL;
2722 xenforeignmemory_handle *xfmem;
2723 xenevtchn_handle *xe;
2724 xengnttab_handle *xg;
2725
2726 xs_daemon_open();
2727
2728 xc = xc_interface_open(0, 0, 0);
2729 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2730 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2731 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2732 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2733
2734 xfmem = xenforeignmemory_open(0, 0);
2735 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2736
2737 xe = xenevtchn_open(0, 0);
2738 xenevtchn_fd(xe);
2739
2740 xg = xengnttab_open(0, 0);
2741 xengnttab_map_grant_ref(xg, 0, 0, 0);
2742
2743 return 0;
2744 }
2745 EOF
2746 compile_prog "" "$xen_libs $xen_stable_libs"
2747 then
2748 xen_ctrl_version=40701
2749 xen=yes
2750
2751 # Xen 4.6
2752 elif
2753 cat > $TMPC <<EOF &&
2754 #include <xenctrl.h>
2755 #include <xenstore.h>
2756 #include <stdint.h>
2757 #include <xen/hvm/hvm_info_table.h>
2758 #if !defined(HVM_MAX_VCPUS)
2759 # error HVM_MAX_VCPUS not defined
2760 #endif
2761 int main(void) {
2762 xc_interface *xc;
2763 xs_daemon_open();
2764 xc = xc_interface_open(0, 0, 0);
2765 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2766 xc_gnttab_open(NULL, 0);
2767 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2768 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2769 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2770 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2771 return 0;
2772 }
2773 EOF
2774 compile_prog "" "$xen_libs"
2775 then
2776 xen_ctrl_version=40600
2777 xen=yes
2778
2779 # Xen 4.5
2780 elif
2781 cat > $TMPC <<EOF &&
2782 #include <xenctrl.h>
2783 #include <xenstore.h>
2784 #include <stdint.h>
2785 #include <xen/hvm/hvm_info_table.h>
2786 #if !defined(HVM_MAX_VCPUS)
2787 # error HVM_MAX_VCPUS not defined
2788 #endif
2789 int main(void) {
2790 xc_interface *xc;
2791 xs_daemon_open();
2792 xc = xc_interface_open(0, 0, 0);
2793 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2794 xc_gnttab_open(NULL, 0);
2795 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2796 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2797 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2798 return 0;
2799 }
2800 EOF
2801 compile_prog "" "$xen_libs"
2802 then
2803 xen_ctrl_version=40500
2804 xen=yes
2805
2806 elif
2807 cat > $TMPC <<EOF &&
2808 #include <xenctrl.h>
2809 #include <xenstore.h>
2810 #include <stdint.h>
2811 #include <xen/hvm/hvm_info_table.h>
2812 #if !defined(HVM_MAX_VCPUS)
2813 # error HVM_MAX_VCPUS not defined
2814 #endif
2815 int main(void) {
2816 xc_interface *xc;
2817 xs_daemon_open();
2818 xc = xc_interface_open(0, 0, 0);
2819 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2820 xc_gnttab_open(NULL, 0);
2821 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2822 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2823 return 0;
2824 }
2825 EOF
2826 compile_prog "" "$xen_libs"
2827 then
2828 xen_ctrl_version=40200
2829 xen=yes
2830
2831 else
2832 if test "$xen" = "yes" ; then
2833 feature_not_found "xen (unsupported version)" \
2834 "Install a supported xen (xen 4.2 or newer)"
2835 fi
2836 xen=no
2837 fi
2838
2839 if test "$xen" = yes; then
2840 if test $xen_ctrl_version -ge 40701 ; then
2841 libs_softmmu="$xen_stable_libs $libs_softmmu"
2842 fi
2843 libs_softmmu="$xen_libs $libs_softmmu"
2844 fi
2845 fi
2846 fi
2847
2848 if test "$xen_pci_passthrough" != "no"; then
2849 if test "$xen" = "yes" && test "$linux" = "yes"; then
2850 xen_pci_passthrough=yes
2851 else
2852 if test "$xen_pci_passthrough" = "yes"; then
2853 error_exit "User requested feature Xen PCI Passthrough" \
2854 " but this feature requires /sys from Linux"
2855 fi
2856 xen_pci_passthrough=no
2857 fi
2858 fi
2859
2860 ##########################################
2861 # Windows Hypervisor Platform accelerator (WHPX) check
2862 if test "$whpx" != "no" ; then
2863 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
2864 whpx="yes"
2865 else
2866 if test "$whpx" = "yes"; then
2867 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
2868 fi
2869 whpx="no"
2870 fi
2871 fi
2872
2873 ##########################################
2874 # Sparse probe
2875 if test "$sparse" != "no" ; then
2876 if has cgcc; then
2877 sparse=yes
2878 else
2879 if test "$sparse" = "yes" ; then
2880 feature_not_found "sparse" "Install sparse binary"
2881 fi
2882 sparse=no
2883 fi
2884 fi
2885
2886 ##########################################
2887 # X11 probe
2888 if $pkg_config --exists "x11"; then
2889 have_x11=yes
2890 x11_cflags=$($pkg_config --cflags x11)
2891 x11_libs=$($pkg_config --libs x11)
2892 fi
2893
2894 ##########################################
2895 # GTK probe
2896
2897 if test "$gtk" != "no"; then
2898 gtkpackage="gtk+-3.0"
2899 gtkx11package="gtk+-x11-3.0"
2900 gtkversion="3.22.0"
2901 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2902 gtk_cflags=$($pkg_config --cflags $gtkpackage)
2903 gtk_libs=$($pkg_config --libs $gtkpackage)
2904 gtk_version=$($pkg_config --modversion $gtkpackage)
2905 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2906 need_x11=yes
2907 gtk_cflags="$gtk_cflags $x11_cflags"
2908 gtk_libs="$gtk_libs $x11_libs"
2909 fi
2910 gtk="yes"
2911 elif test "$gtk" = "yes"; then
2912 feature_not_found "gtk" "Install gtk3-devel"
2913 else
2914 gtk="no"
2915 fi
2916 fi
2917
2918
2919 ##########################################
2920 # GNUTLS probe
2921
2922 if test "$gnutls" != "no"; then
2923 pass="no"
2924 if $pkg_config --exists "gnutls >= 3.1.18"; then
2925 gnutls_cflags=$($pkg_config --cflags gnutls)
2926 gnutls_libs=$($pkg_config --libs gnutls)
2927 # Packaging for the static libraries is not always correct.
2928 # At least ubuntu 18.04 ships only shared libraries.
2929 write_c_skeleton
2930 if compile_prog "" "$gnutls_libs" ; then
2931 LIBS="$gnutls_libs $LIBS"
2932 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2933 pass="yes"
2934 fi
2935 fi
2936 if test "$pass" = "no" && test "$gnutls" = "yes"; then
2937 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
2938 else
2939 gnutls="$pass"
2940 fi
2941 fi
2942
2943
2944 # If user didn't give a --disable/enable-gcrypt flag,
2945 # then mark as disabled if user requested nettle
2946 # explicitly
2947 if test -z "$gcrypt"
2948 then
2949 if test "$nettle" = "yes"
2950 then
2951 gcrypt="no"
2952 fi
2953 fi
2954
2955 # If user didn't give a --disable/enable-nettle flag,
2956 # then mark as disabled if user requested gcrypt
2957 # explicitly
2958 if test -z "$nettle"
2959 then
2960 if test "$gcrypt" = "yes"
2961 then
2962 nettle="no"
2963 fi
2964 fi
2965
2966 has_libgcrypt() {
2967 if ! has "libgcrypt-config"
2968 then
2969 return 1
2970 fi
2971
2972 if test -n "$cross_prefix"
2973 then
2974 host=$(libgcrypt-config --host)
2975 if test "$host-" != $cross_prefix
2976 then
2977 return 1
2978 fi
2979 fi
2980
2981 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
2982 min=`libgcrypt-config --version | awk -F . '{print $2}'`
2983
2984 if test $maj != 1 || test $min -lt 5
2985 then
2986 return 1
2987 fi
2988
2989 return 0
2990 }
2991
2992
2993 if test "$nettle" != "no"; then
2994 pass="no"
2995 if $pkg_config --exists "nettle >= 2.7.1"; then
2996 nettle_cflags=$($pkg_config --cflags nettle)
2997 nettle_libs=$($pkg_config --libs nettle)
2998 nettle_version=$($pkg_config --modversion nettle)
2999 # Link test to make sure the given libraries work (e.g for static).
3000 write_c_skeleton
3001 if compile_prog "" "$nettle_libs" ; then
3002 LIBS="$nettle_libs $LIBS"
3003 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
3004 if test -z "$gcrypt"; then
3005 gcrypt="no"
3006 fi
3007 pass="yes"
3008 fi
3009 fi
3010 if test "$pass" = "yes"
3011 then
3012 cat > $TMPC << EOF
3013 #include <nettle/xts.h>
3014 int main(void) {
3015 return 0;
3016 }
3017 EOF
3018 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
3019 nettle_xts=yes
3020 qemu_private_xts=no
3021 fi
3022 fi
3023 if test "$pass" = "no" && test "$nettle" = "yes"; then
3024 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
3025 else
3026 nettle="$pass"
3027 fi
3028 fi
3029
3030 if test "$gcrypt" != "no"; then
3031 pass="no"
3032 if has_libgcrypt; then
3033 gcrypt_cflags=$(libgcrypt-config --cflags)
3034 gcrypt_libs=$(libgcrypt-config --libs)
3035 # Debian has removed -lgpg-error from libgcrypt-config
3036 # as it "spreads unnecessary dependencies" which in
3037 # turn breaks static builds...
3038 if test "$static" = "yes"
3039 then
3040 gcrypt_libs="$gcrypt_libs -lgpg-error"
3041 fi
3042
3043 # Link test to make sure the given libraries work (e.g for static).
3044 write_c_skeleton
3045 if compile_prog "" "$gcrypt_libs" ; then
3046 LIBS="$gcrypt_libs $LIBS"
3047 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
3048 pass="yes"
3049 fi
3050 fi
3051 if test "$pass" = "yes"; then
3052 gcrypt="yes"
3053 cat > $TMPC << EOF
3054 #include <gcrypt.h>
3055 int main(void) {
3056 gcry_mac_hd_t handle;
3057 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3058 GCRY_MAC_FLAG_SECURE, NULL);
3059 return 0;
3060 }
3061 EOF
3062 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3063 gcrypt_hmac=yes
3064 fi
3065 cat > $TMPC << EOF
3066 #include <gcrypt.h>
3067 int main(void) {
3068 gcry_cipher_hd_t handle;
3069 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3070 return 0;
3071 }
3072 EOF
3073 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3074 gcrypt_xts=yes
3075 qemu_private_xts=no
3076 fi
3077 elif test "$gcrypt" = "yes"; then
3078 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3079 else
3080 gcrypt="no"
3081 fi
3082 fi
3083
3084
3085 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3086 then
3087 error_exit "Only one of gcrypt & nettle can be enabled"
3088 fi
3089
3090 ##########################################
3091 # libtasn1 - only for the TLS creds/session test suite
3092
3093 tasn1=yes
3094 tasn1_cflags=""
3095 tasn1_libs=""
3096 if $pkg_config --exists "libtasn1"; then
3097 tasn1_cflags=$($pkg_config --cflags libtasn1)
3098 tasn1_libs=$($pkg_config --libs libtasn1)
3099 else
3100 tasn1=no
3101 fi
3102
3103
3104 ##########################################
3105 # PAM probe
3106
3107 if test "$auth_pam" != "no"; then
3108 cat > $TMPC <<EOF
3109 #include <security/pam_appl.h>
3110 #include <stdio.h>
3111 int main(void) {
3112 const char *service_name = "qemu";
3113 const char *user = "frank";
3114 const struct pam_conv pam_conv = { 0 };
3115 pam_handle_t *pamh = NULL;
3116 pam_start(service_name, user, &pam_conv, &pamh);
3117 return 0;
3118 }
3119 EOF
3120 if compile_prog "" "-lpam" ; then
3121 auth_pam=yes
3122 else
3123 if test "$auth_pam" = "yes"; then
3124 feature_not_found "PAM" "Install PAM development package"
3125 else
3126 auth_pam=no
3127 fi
3128 fi
3129 fi
3130
3131 ##########################################
3132 # getifaddrs (for tests/test-io-channel-socket )
3133
3134 have_ifaddrs_h=yes
3135 if ! check_include "ifaddrs.h" ; then
3136 have_ifaddrs_h=no
3137 fi
3138
3139 ##########################################
3140 # VTE probe
3141
3142 if test "$vte" != "no"; then
3143 vteminversion="0.32.0"
3144 if $pkg_config --exists "vte-2.91"; then
3145 vtepackage="vte-2.91"
3146 else
3147 vtepackage="vte-2.90"
3148 fi
3149 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3150 vte_cflags=$($pkg_config --cflags $vtepackage)
3151 vte_libs=$($pkg_config --libs $vtepackage)
3152 vteversion=$($pkg_config --modversion $vtepackage)
3153 vte="yes"
3154 elif test "$vte" = "yes"; then
3155 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3156 else
3157 vte="no"
3158 fi
3159 fi
3160
3161 ##########################################
3162 # SDL probe
3163
3164 # Look for sdl configuration program (pkg-config or sdl2-config). Try
3165 # sdl2-config even without cross prefix, and favour pkg-config over sdl2-config.
3166
3167 sdl_probe ()
3168 {
3169 if $pkg_config sdl2 --exists; then
3170 sdlconfig="$pkg_config sdl2"
3171 sdlversion=$($sdlconfig --modversion 2>/dev/null)
3172 elif has "$sdl2_config"; then
3173 sdlconfig="$sdl2_config"
3174 sdlversion=$($sdlconfig --version)
3175 else
3176 if test "$sdl" = "yes" ; then
3177 feature_not_found "sdl" "Install SDL2-devel"
3178 fi
3179 sdl=no
3180 # no need to do the rest
3181 return
3182 fi
3183 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl2-config; then
3184 echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
3185 fi
3186
3187 cat > $TMPC << EOF
3188 #include <SDL.h>
3189 #undef main /* We don't want SDL to override our main() */
3190 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
3191 EOF
3192 sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
3193 sdl_cflags="$sdl_cflags -Wno-undef" # workaround 2.0.8 bug
3194 if test "$static" = "yes" ; then
3195 if $pkg_config sdl2 --exists; then
3196 sdl_libs=$($pkg_config sdl2 --static --libs 2>/dev/null)
3197 else
3198 sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
3199 fi
3200 else
3201 sdl_libs=$($sdlconfig --libs 2>/dev/null)
3202 fi
3203 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3204 sdl=yes
3205
3206 # static link with sdl ? (note: sdl.pc's --static --libs is broken)
3207 if test "$sdl" = "yes" && test "$static" = "yes" ; then
3208 if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
3209 sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
3210 sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
3211 fi
3212 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3213 :
3214 else
3215 sdl=no
3216 fi
3217 fi # static link
3218 else # sdl not found
3219 if test "$sdl" = "yes" ; then
3220 feature_not_found "sdl" "Install SDL2 devel"
3221 fi
3222 sdl=no
3223 fi # sdl compile test
3224 }
3225
3226 sdl_image_probe ()
3227 {
3228 if test "$sdl_image" != "no" ; then
3229 if $pkg_config SDL2_image --exists; then
3230 if test "$static" = "yes"; then
3231 sdl_image_libs=$($pkg_config SDL2_image --libs --static 2>/dev/null)
3232 else
3233 sdl_image_libs=$($pkg_config SDL2_image --libs 2>/dev/null)
3234 fi
3235 sdl_image_cflags=$($pkg_config SDL2_image --cflags 2>/dev/null)
3236 sdl_image=yes
3237
3238 sdl_cflags="$sdl_cflags $sdl_image_cflags"
3239 sdl_libs="$sdl_libs $sdl_image_libs"
3240 else
3241 if test "$sdl_image" = "yes" ; then
3242 feature_not_found "sdl_image" "Install SDL Image devel"
3243 else
3244 sdl_image=no
3245 fi
3246 fi
3247 fi
3248 }
3249
3250 if test "$sdl" != "no" ; then
3251 sdl_probe
3252 fi
3253
3254 if test "$sdl" = "yes" ; then
3255 sdl_image_probe
3256 else
3257 if test "$sdl_image" = "yes"; then
3258 echo "warning: SDL Image requested, but SDL is not available, disabling"
3259 fi
3260 sdl_image=no
3261 fi
3262
3263 if test "$sdl" = "yes" ; then
3264 cat > $TMPC <<EOF
3265 #include <SDL.h>
3266 #if defined(SDL_VIDEO_DRIVER_X11)
3267 #include <X11/XKBlib.h>
3268 #else
3269 #error No x11 support
3270 #endif
3271 int main(void) { return 0; }
3272 EOF
3273 if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
3274 need_x11=yes
3275 sdl_cflags="$sdl_cflags $x11_cflags"
3276 sdl_libs="$sdl_libs $x11_libs"
3277 fi
3278 fi
3279
3280 ##########################################
3281 # RDMA needs OpenFabrics libraries
3282 if test "$rdma" != "no" ; then
3283 cat > $TMPC <<EOF
3284 #include <rdma/rdma_cma.h>
3285 int main(void) { return 0; }
3286 EOF
3287 rdma_libs="-lrdmacm -libverbs -libumad"
3288 if compile_prog "" "$rdma_libs" ; then
3289 rdma="yes"
3290 libs_softmmu="$libs_softmmu $rdma_libs"
3291 else
3292 if test "$rdma" = "yes" ; then
3293 error_exit \
3294 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3295 " Your options:" \
3296 " (1) Fast: Install infiniband packages (devel) from your distro." \
3297 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3298 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3299 fi
3300 rdma="no"
3301 fi
3302 fi
3303
3304 ##########################################
3305 # PVRDMA detection
3306
3307 cat > $TMPC <<EOF &&
3308 #include <sys/mman.h>
3309
3310 int
3311 main(void)
3312 {
3313 char buf = 0;
3314 void *addr = &buf;
3315 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3316
3317 return 0;
3318 }
3319 EOF
3320
3321 if test "$rdma" = "yes" ; then
3322 case "$pvrdma" in
3323 "")
3324 if compile_prog "" ""; then
3325 pvrdma="yes"
3326 else
3327 pvrdma="no"
3328 fi
3329 ;;
3330 "yes")
3331 if ! compile_prog "" ""; then
3332 error_exit "PVRDMA is not supported since mremap is not implemented"
3333 fi
3334 pvrdma="yes"
3335 ;;
3336 "no")
3337 pvrdma="no"
3338 ;;
3339 esac
3340 else
3341 if test "$pvrdma" = "yes" ; then
3342 error_exit "PVRDMA requires rdma suppport"
3343 fi
3344 pvrdma="no"
3345 fi
3346
3347 # Let's see if enhanced reg_mr is supported
3348 if test "$pvrdma" = "yes" ; then
3349
3350 cat > $TMPC <<EOF &&
3351 #include <infiniband/verbs.h>
3352
3353 int
3354 main(void)
3355 {
3356 struct ibv_mr *mr;
3357 struct ibv_pd *pd = NULL;
3358 size_t length = 10;
3359 uint64_t iova = 0;
3360 int access = 0;
3361 void *addr = NULL;
3362
3363 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3364
3365 ibv_dereg_mr(mr);
3366
3367 return 0;
3368 }
3369 EOF
3370 if ! compile_prog "" "-libverbs"; then
3371 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3372 fi
3373 fi
3374
3375 ##########################################
3376 # VNC SASL detection
3377 if test "$vnc" = "yes" && test "$vnc_sasl" != "no" ; then
3378 cat > $TMPC <<EOF
3379 #include <sasl/sasl.h>
3380 #include <stdio.h>
3381 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
3382 EOF
3383 # Assuming Cyrus-SASL installed in /usr prefix
3384 # QEMU defines struct iovec in "qemu/osdep.h",
3385 # we don't want libsasl to redefine it in <sasl/sasl.h>.
3386 vnc_sasl_cflags="-DSTRUCT_IOVEC_DEFINED"
3387 vnc_sasl_libs="-lsasl2"
3388 if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
3389 vnc_sasl=yes
3390 libs_softmmu="$vnc_sasl_libs $libs_softmmu"
3391 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
3392 else
3393 if test "$vnc_sasl" = "yes" ; then
3394 feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
3395 fi
3396 vnc_sasl=no
3397 fi
3398 fi
3399
3400 ##########################################
3401 # VNC JPEG detection
3402 if test "$vnc" = "yes" && test "$vnc_jpeg" != "no" ; then
3403 cat > $TMPC <<EOF
3404 #include <stdio.h>
3405 #include <jpeglib.h>
3406 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
3407 EOF
3408 vnc_jpeg_cflags=""
3409 vnc_jpeg_libs="-ljpeg"
3410 if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
3411 vnc_jpeg=yes
3412 libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
3413 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
3414 else
3415 if test "$vnc_jpeg" = "yes" ; then
3416 feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
3417 fi
3418 vnc_jpeg=no
3419 fi
3420 fi
3421
3422 ##########################################
3423 # VNC PNG detection
3424 if test "$vnc" = "yes" && test "$vnc_png" != "no" ; then
3425 cat > $TMPC <<EOF
3426 //#include <stdio.h>
3427 #include <png.h>
3428 #include <stddef.h>
3429 int main(void) {
3430 png_structp png_ptr;
3431 png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
3432 return png_ptr != 0;
3433 }
3434 EOF
3435 if $pkg_config libpng --exists; then
3436 vnc_png_cflags=$($pkg_config libpng --cflags)
3437 vnc_png_libs=$($pkg_config libpng --libs)
3438 else
3439 vnc_png_cflags=""
3440 vnc_png_libs="-lpng"
3441 fi
3442 if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
3443 vnc_png=yes
3444 libs_softmmu="$vnc_png_libs $libs_softmmu"
3445 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
3446 else
3447 if test "$vnc_png" = "yes" ; then
3448 feature_not_found "vnc-png" "Install libpng devel"
3449 fi
3450 vnc_png=no
3451 fi
3452 fi
3453
3454 ##########################################
3455 # xkbcommon probe
3456 if test "$xkbcommon" != "no" ; then
3457 if $pkg_config xkbcommon --exists; then
3458 xkbcommon_cflags=$($pkg_config xkbcommon --cflags)
3459 xkbcommon_libs=$($pkg_config xkbcommon --libs)
3460 xkbcommon=yes
3461 else
3462 if test "$xkbcommon" = "yes" ; then
3463 feature_not_found "xkbcommon" "Install libxkbcommon-devel"
3464 fi
3465 xkbcommon=no
3466 fi
3467 fi
3468
3469
3470 ##########################################
3471 # xfsctl() probe, used for file-posix.c
3472 if test "$xfs" != "no" ; then
3473 cat > $TMPC << EOF
3474 #include <stddef.h> /* NULL */
3475 #include <xfs/xfs.h>
3476 int main(void)
3477 {
3478 xfsctl(NULL, 0, 0, NULL);
3479 return 0;
3480 }
3481 EOF
3482 if compile_prog "" "" ; then
3483 xfs="yes"
3484 else
3485 if test "$xfs" = "yes" ; then
3486 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3487 fi
3488 xfs=no
3489 fi
3490 fi
3491
3492 ##########################################
3493 # vde libraries probe
3494 if test "$vde" != "no" ; then
3495 vde_libs="-lvdeplug"
3496 cat > $TMPC << EOF
3497 #include <libvdeplug.h>
3498 int main(void)
3499 {
3500 struct vde_open_args a = {0, 0, 0};
3501 char s[] = "";
3502 vde_open(s, s, &a);
3503 return 0;
3504 }
3505 EOF
3506 if compile_prog "" "$vde_libs" ; then
3507 vde=yes
3508 else
3509 if test "$vde" = "yes" ; then
3510 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3511 fi
3512 vde=no
3513 fi
3514 fi
3515
3516 ##########################################
3517 # netmap support probe
3518 # Apart from looking for netmap headers, we make sure that the host API version
3519 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3520 # a minor/major version number. Minor new features will be marked with values up
3521 # to 15, and if something happens that requires a change to the backend we will
3522 # move above 15, submit the backend fixes and modify this two bounds.
3523 if test "$netmap" != "no" ; then
3524 cat > $TMPC << EOF
3525 #include <inttypes.h>
3526 #include <net/if.h>
3527 #include <net/netmap.h>
3528 #include <net/netmap_user.h>
3529 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3530 #error
3531 #endif
3532 int main(void) { return 0; }
3533 EOF
3534 if compile_prog "" "" ; then
3535 netmap=yes
3536 else
3537 if test "$netmap" = "yes" ; then
3538 feature_not_found "netmap"
3539 fi
3540 netmap=no
3541 fi
3542 fi
3543
3544 ##########################################
3545 # libcap-ng library probe
3546 if test "$cap_ng" != "no" ; then
3547 cap_libs="-lcap-ng"
3548 cat > $TMPC << EOF
3549 #include <cap-ng.h>
3550 int main(void)
3551 {
3552 capng_capability_to_name(CAPNG_EFFECTIVE);
3553 return 0;
3554 }
3555 EOF
3556 if compile_prog "" "$cap_libs" ; then
3557 cap_ng=yes
3558 libs_tools="$cap_libs $libs_tools"
3559 else
3560 if test "$cap_ng" = "yes" ; then
3561 feature_not_found "cap_ng" "Install libcap-ng devel"
3562 fi
3563 cap_ng=no
3564 fi
3565 fi
3566
3567 ##########################################
3568 # Sound support libraries probe
3569
3570 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3571 for drv in $audio_drv_list; do
3572 case $drv in
3573 alsa | try-alsa)
3574 if $pkg_config alsa --exists; then
3575 alsa_libs=$($pkg_config alsa --libs)
3576 if test "$drv" = "try-alsa"; then
3577 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3578 fi
3579 else
3580 if test "$drv" = "try-alsa"; then
3581 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3582 else
3583 error_exit "$drv check failed" \
3584 "Make sure to have the $drv libs and headers installed."
3585 fi
3586 fi
3587 ;;
3588
3589 pa | try-pa)
3590 if $pkg_config libpulse --exists; then
3591 pulse_libs=$($pkg_config libpulse --libs)
3592 if test "$drv" = "try-pa"; then
3593 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3594 fi
3595 else
3596 if test "$drv" = "try-pa"; then
3597 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3598 else
3599 error_exit "$drv check failed" \
3600 "Make sure to have the $drv libs and headers installed."
3601 fi
3602 fi
3603 ;;
3604
3605 sdl)
3606 if test "$sdl" = "no"; then
3607 error_exit "sdl not found or disabled, can not use sdl audio driver"
3608 fi
3609 ;;
3610
3611 try-sdl)
3612 if test "$sdl" = "no"; then
3613 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3614 else
3615 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3616 fi
3617 ;;
3618
3619 coreaudio)
3620 coreaudio_libs="-framework CoreAudio"
3621 ;;
3622
3623 dsound)
3624 dsound_libs="-lole32 -ldxguid"
3625 audio_win_int="yes"
3626 ;;
3627
3628 oss)
3629 oss_libs="$oss_lib"
3630 ;;
3631
3632 jack | try-jack)
3633 if $pkg_config jack --exists; then
3634 jack_libs=$($pkg_config jack --libs)
3635 if test "$drv" = "try-jack"; then
3636 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack/jack/')
3637 fi
3638 else
3639 if test "$drv" = "try-jack"; then
3640 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-jack//')
3641 else
3642 error_exit "$drv check failed" \
3643 "Make sure to have the $drv libs and headers installed."
3644 fi
3645 fi
3646 ;;
3647
3648 *)
3649 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3650 error_exit "Unknown driver '$drv' selected" \
3651 "Possible drivers are: $audio_possible_drivers"
3652 }
3653 ;;
3654 esac
3655 done
3656
3657 ##########################################
3658 # BrlAPI probe
3659
3660 if test "$brlapi" != "no" ; then
3661 brlapi_libs="-lbrlapi"
3662 cat > $TMPC << EOF
3663 #include <brlapi.h>
3664 #include <stddef.h>
3665 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3666 EOF
3667 if compile_prog "" "$brlapi_libs" ; then
3668 brlapi=yes
3669 else
3670 if test "$brlapi" = "yes" ; then
3671 feature_not_found "brlapi" "Install brlapi devel"
3672 fi
3673 brlapi=no
3674 fi
3675 fi
3676
3677 ##########################################
3678 # iconv probe
3679 if test "$iconv" != "no" ; then
3680 cat > $TMPC << EOF
3681 #include <iconv.h>
3682 int main(void) {
3683 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3684 return conv != (iconv_t) -1;
3685 }
3686 EOF
3687 iconv_prefix_list="/usr/local:/usr"
3688 iconv_lib_list=":-liconv"
3689 IFS=:
3690 for iconv_prefix in $iconv_prefix_list; do
3691 IFS=:
3692 iconv_cflags="-I$iconv_prefix/include"
3693 iconv_ldflags="-L$iconv_prefix/lib"
3694 for iconv_link in $iconv_lib_list; do
3695 unset IFS
3696 iconv_lib="$iconv_ldflags $iconv_link"
3697 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3698 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3699 iconv_found=yes
3700 break
3701 fi
3702 done
3703 if test "$iconv_found" = yes ; then
3704 break
3705 fi
3706 done
3707 if test "$iconv_found" = "yes" ; then
3708 iconv=yes
3709 else
3710 if test "$iconv" = "yes" ; then
3711 feature_not_found "iconv" "Install iconv devel"
3712 fi
3713 iconv=no
3714 fi
3715 fi
3716
3717 ##########################################
3718 # curses probe
3719 if test "$iconv" = "no" ; then
3720 # curses will need iconv
3721 curses=no
3722 fi
3723 if test "$curses" != "no" ; then
3724 if test "$mingw32" = "yes" ; then
3725 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3726 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3727 else
3728 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3729 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3730 fi
3731 curses_found=no
3732 cat > $TMPC << EOF
3733 #include <locale.h>
3734 #include <curses.h>
3735 #include <wchar.h>
3736 #include <langinfo.h>
3737 int main(void) {
3738 const char *codeset;
3739 wchar_t wch = L'w';
3740 setlocale(LC_ALL, "");
3741 resize_term(0, 0);
3742 addwstr(L"wide chars\n");
3743 addnwstr(&wch, 1);
3744 add_wch(WACS_DEGREE);
3745 codeset = nl_langinfo(CODESET);
3746 return codeset != 0;
3747 }
3748 EOF
3749 IFS=:
3750 for curses_inc in $curses_inc_list; do
3751 # Make sure we get the wide character prototypes
3752 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3753 IFS=:
3754 for curses_lib in $curses_lib_list; do
3755 unset IFS
3756 if compile_prog "$curses_inc" "$curses_lib" ; then
3757 curses_found=yes
3758 break
3759 fi
3760 done
3761 if test "$curses_found" = yes ; then
3762 break
3763 fi
3764 done
3765 unset IFS
3766 if test "$curses_found" = "yes" ; then
3767 curses=yes
3768 else
3769 if test "$curses" = "yes" ; then
3770 feature_not_found "curses" "Install ncurses devel"
3771 fi
3772 curses=no
3773 fi
3774 fi
3775
3776 ##########################################
3777 # curl probe
3778 if test "$curl" != "no" ; then
3779 if $pkg_config libcurl --exists; then
3780 curlconfig="$pkg_config libcurl"
3781 else
3782 curlconfig=curl-config
3783 fi
3784 cat > $TMPC << EOF
3785 #include <curl/curl.h>
3786 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3787 EOF
3788 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3789 curl_libs=$($curlconfig --libs 2>/dev/null)
3790 if compile_prog "$curl_cflags" "$curl_libs" ; then
3791 curl=yes
3792 else
3793 if test "$curl" = "yes" ; then
3794 feature_not_found "curl" "Install libcurl devel"
3795 fi
3796 curl=no
3797 fi
3798 fi # test "$curl"
3799
3800 ##########################################
3801 # glib support probe
3802
3803 glib_req_ver=2.48
3804 glib_modules=gthread-2.0
3805 if test "$modules" = yes; then
3806 glib_modules="$glib_modules gmodule-export-2.0"
3807 fi
3808 if test "$plugins" = yes; then
3809 glib_modules="$glib_modules gmodule-2.0"
3810 fi
3811
3812 # This workaround is required due to a bug in pkg-config file for glib as it
3813 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3814
3815 if test "$static" = yes && test "$mingw32" = yes; then
3816 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3817 fi
3818
3819 for i in $glib_modules; do
3820 if $pkg_config --atleast-version=$glib_req_ver $i; then
3821 glib_cflags=$($pkg_config --cflags $i)
3822 glib_libs=$($pkg_config --libs $i)
3823 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3824 LIBS="$glib_libs $LIBS"
3825 libs_qga="$glib_libs $libs_qga"
3826 else
3827 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3828 fi
3829 done
3830
3831 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3832 gio=yes
3833 gio_cflags=$($pkg_config --cflags gio-2.0)
3834 gio_libs=$($pkg_config --libs gio-2.0)
3835 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3836 if [ ! -x "$gdbus_codegen" ]; then
3837 gdbus_codegen=
3838 fi
3839 else
3840 gio=no
3841 fi
3842
3843 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3844 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3845 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3846 fi
3847
3848 # Sanity check that the current size_t matches the
3849 # size that glib thinks it should be. This catches
3850 # problems on multi-arch where people try to build
3851 # 32-bit QEMU while pointing at 64-bit glib headers
3852 cat > $TMPC <<EOF
3853 #include <glib.h>
3854 #include <unistd.h>
3855
3856 #define QEMU_BUILD_BUG_ON(x) \
3857 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3858
3859 int main(void) {
3860 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3861 return 0;
3862 }
3863 EOF
3864
3865 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3866 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3867 "You probably need to set PKG_CONFIG_LIBDIR"\
3868 "to point to the right pkg-config files for your"\
3869 "build target"
3870 fi
3871
3872 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3873 cat > $TMPC << EOF
3874 #include <glib.h>
3875 int main(void) { return 0; }
3876 EOF
3877 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3878 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3879 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3880 CFLAGS="-Wno-unknown-attributes $CFLAGS"
3881 fi
3882 fi
3883
3884 # Silence clang warnings triggered by glib < 2.57.2
3885 cat > $TMPC << EOF
3886 #include <glib.h>
3887 typedef struct Foo {
3888 int i;
3889 } Foo;
3890 static void foo_free(Foo *f)
3891 {
3892 g_free(f);
3893 }
3894 G_DEFINE_AUTOPTR_CLEANUP_FUNC(Foo, foo_free);
3895 int main(void) { return 0; }
3896 EOF
3897 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3898 if cc_has_warning_flag "-Wno-unused-function"; then
3899 glib_cflags="$glib_cflags -Wno-unused-function"
3900 CFLAGS="$CFLAGS -Wno-unused-function"
3901 fi
3902 fi
3903
3904 #########################################
3905 # zlib check
3906
3907 if test "$zlib" != "no" ; then
3908 if $pkg_config --exists zlib; then
3909 zlib_cflags=$($pkg_config --cflags zlib)
3910 zlib_libs=$($pkg_config --libs zlib)
3911 QEMU_CFLAGS="$zlib_cflags $QEMU_CFLAGS"
3912 LIBS="$zlib_libs $LIBS"
3913 else
3914 cat > $TMPC << EOF
3915 #include <zlib.h>
3916 int main(void) { zlibVersion(); return 0; }
3917 EOF
3918 if compile_prog "" "-lz" ; then
3919 LIBS="$LIBS -lz"
3920 else
3921 error_exit "zlib check failed" \
3922 "Make sure to have the zlib libs and headers installed."
3923 fi
3924 fi
3925 fi
3926
3927 ##########################################
3928 # SHA command probe for modules
3929 if test "$modules" = yes; then
3930 shacmd_probe="sha1sum sha1 shasum"
3931 for c in $shacmd_probe; do
3932 if has $c; then
3933 shacmd="$c"
3934 break
3935 fi
3936 done
3937 if test "$shacmd" = ""; then
3938 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3939 fi
3940 fi
3941
3942 ##########################################
3943 # pixman support probe
3944
3945 if test "$want_tools" = "no" && test "$softmmu" = "no"; then
3946 pixman_cflags=
3947 pixman_libs=
3948 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3949 pixman_cflags=$($pkg_config --cflags pixman-1)
3950 pixman_libs=$($pkg_config --libs pixman-1)
3951 else
3952 error_exit "pixman >= 0.21.8 not present." \
3953 "Please install the pixman devel package."
3954 fi
3955
3956 ##########################################
3957 # libmpathpersist probe
3958
3959 if test "$mpath" != "no" ; then
3960 # probe for the new API
3961 cat > $TMPC <<EOF
3962 #include <libudev.h>
3963 #include <mpath_persist.h>
3964 unsigned mpath_mx_alloc_len = 1024;
3965 int logsink;
3966 static struct config *multipath_conf;
3967 extern struct udev *udev;
3968 extern struct config *get_multipath_config(void);
3969 extern void put_multipath_config(struct config *conf);
3970 struct udev *udev;
3971 struct config *get_multipath_config(void) { return multipath_conf; }
3972 void put_multipath_config(struct config *conf) { }
3973
3974 int main(void) {
3975 udev = udev_new();
3976 multipath_conf = mpath_lib_init();
3977 return 0;
3978 }
3979 EOF
3980 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3981 mpathpersist=yes
3982 mpathpersist_new_api=yes
3983 else
3984 # probe for the old API
3985 cat > $TMPC <<EOF
3986 #include <libudev.h>
3987 #include <mpath_persist.h>
3988 unsigned mpath_mx_alloc_len = 1024;
3989 int logsink;
3990 int main(void) {
3991 struct udev *udev = udev_new();
3992 mpath_lib_init(udev);
3993 return 0;
3994 }
3995 EOF
3996 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3997 mpathpersist=yes
3998 mpathpersist_new_api=no
3999 else
4000 mpathpersist=no
4001 fi
4002 fi
4003 else
4004 mpathpersist=no
4005 fi
4006
4007 ##########################################
4008 # pthread probe
4009 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
4010
4011 pthread=no
4012 cat > $TMPC << EOF
4013 #include <pthread.h>
4014 static void *f(void *p) { return NULL; }
4015 int main(void) {
4016 pthread_t thread;
4017 pthread_create(&thread, 0, f, 0);
4018 return 0;
4019 }
4020 EOF
4021 if compile_prog "" "" ; then
4022 pthread=yes
4023 else
4024 for pthread_lib in $PTHREADLIBS_LIST; do
4025 if compile_prog "" "$pthread_lib" ; then
4026 pthread=yes
4027 found=no
4028 for lib_entry in $LIBS; do
4029 if test "$lib_entry" = "$pthread_lib"; then
4030 found=yes
4031 break
4032 fi
4033 done
4034 if test "$found" = "no"; then
4035 LIBS="$pthread_lib $LIBS"
4036 libs_qga="$pthread_lib $libs_qga"
4037 fi
4038 PTHREAD_LIB="$pthread_lib"
4039 break
4040 fi
4041 done
4042 fi
4043
4044 if test "$mingw32" != yes && test "$pthread" = no; then
4045 error_exit "pthread check failed" \
4046 "Make sure to have the pthread libs and headers installed."
4047 fi
4048
4049 # check for pthread_setname_np with thread id
4050 pthread_setname_np_w_tid=no
4051 cat > $TMPC << EOF
4052 #include <pthread.h>
4053
4054 static void *f(void *p) { return NULL; }
4055 int main(void)
4056 {
4057 pthread_t thread;
4058 pthread_create(&thread, 0, f, 0);
4059 pthread_setname_np(thread, "QEMU");
4060 return 0;
4061 }
4062 EOF
4063 if compile_prog "" "$pthread_lib" ; then
4064 pthread_setname_np_w_tid=yes
4065 fi
4066
4067 # check for pthread_setname_np without thread id
4068 pthread_setname_np_wo_tid=no
4069 cat > $TMPC << EOF
4070 #include <pthread.h>
4071
4072 static void *f(void *p) { pthread_setname_np("QEMU"); }
4073 int main(void)
4074 {
4075 pthread_t thread;
4076 pthread_create(&thread, 0, f, 0);
4077 return 0;
4078 }
4079 EOF
4080 if compile_prog "" "$pthread_lib" ; then
4081 pthread_setname_np_wo_tid=yes
4082 fi
4083
4084 ##########################################
4085 # rbd probe
4086 if test "$rbd" != "no" ; then
4087 cat > $TMPC <<EOF
4088 #include <stdio.h>
4089 #include <rbd/librbd.h>
4090 int main(void) {
4091 rados_t cluster;
4092 rados_create(&cluster, NULL);
4093 return 0;
4094 }
4095 EOF
4096 rbd_libs="-lrbd -lrados"
4097 if compile_prog "" "$rbd_libs" ; then
4098 rbd=yes
4099 else
4100 if test "$rbd" = "yes" ; then
4101 feature_not_found "rados block device" "Install librbd/ceph devel"
4102 fi
4103 rbd=no
4104 fi
4105 fi
4106
4107 ##########################################
4108 # libssh probe
4109 if test "$libssh" != "no" ; then
4110 if $pkg_config --exists libssh; then
4111 libssh_cflags=$($pkg_config libssh --cflags)
4112 libssh_libs=$($pkg_config libssh --libs)
4113 libssh=yes
4114 else
4115 if test "$libssh" = "yes" ; then
4116 error_exit "libssh required for --enable-libssh"
4117 fi
4118 libssh=no
4119 fi
4120 fi
4121
4122 ##########################################
4123 # Check for libssh 0.8
4124 # This is done like this instead of using the LIBSSH_VERSION_* and
4125 # SSH_VERSION_* macros because some distributions in the past shipped
4126 # snapshots of the future 0.8 from Git, and those snapshots did not
4127 # have updated version numbers (still referring to 0.7.0).
4128
4129 if test "$libssh" = "yes"; then
4130 cat > $TMPC <<EOF
4131 #include <libssh/libssh.h>
4132 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4133 EOF
4134 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4135 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4136 fi
4137 fi
4138
4139 ##########################################
4140 # linux-aio probe
4141
4142 if test "$linux_aio" != "no" ; then
4143 cat > $TMPC <<EOF
4144 #include <libaio.h>
4145 #include <sys/eventfd.h>
4146 #include <stddef.h>
4147 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4148 EOF
4149 if compile_prog "" "-laio" ; then
4150 linux_aio=yes
4151 else
4152 if test "$linux_aio" = "yes" ; then
4153 feature_not_found "linux AIO" "Install libaio devel"
4154 fi
4155 linux_aio=no
4156 fi
4157 fi
4158 ##########################################
4159 # linux-io-uring probe
4160
4161 if test "$linux_io_uring" != "no" ; then
4162 if $pkg_config liburing; then
4163 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4164 linux_io_uring_libs=$($pkg_config --libs liburing)
4165 linux_io_uring=yes
4166
4167 # io_uring is used in libqemuutil.a where per-file -libs variables are not
4168 # seen by programs linking the archive. It's not ideal, but just add the
4169 # library dependency globally.
4170 LIBS="$linux_io_uring_libs $LIBS"
4171 else
4172 if test "$linux_io_uring" = "yes" ; then
4173 feature_not_found "linux io_uring" "Install liburing devel"
4174 fi
4175 linux_io_uring=no
4176 fi
4177 fi
4178
4179 ##########################################
4180 # TPM emulation is only on POSIX
4181
4182 if test "$tpm" = ""; then
4183 if test "$mingw32" = "yes"; then
4184 tpm=no
4185 else
4186 tpm=yes
4187 fi
4188 elif test "$tpm" = "yes"; then
4189 if test "$mingw32" = "yes" ; then
4190 error_exit "TPM emulation only available on POSIX systems"
4191 fi
4192 fi
4193
4194 ##########################################
4195 # attr probe
4196
4197 if test "$attr" != "no" ; then
4198 cat > $TMPC <<EOF
4199 #include <stdio.h>
4200 #include <sys/types.h>
4201 #ifdef CONFIG_LIBATTR
4202 #include <attr/xattr.h>
4203 #else
4204 #include <sys/xattr.h>
4205 #endif
4206 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4207 EOF
4208 if compile_prog "" "" ; then
4209 attr=yes
4210 # Older distros have <attr/xattr.h>, and need -lattr:
4211 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4212 attr=yes
4213 LIBS="-lattr $LIBS"
4214 libattr=yes
4215 else
4216 if test "$attr" = "yes" ; then
4217 feature_not_found "ATTR" "Install libc6 or libattr devel"
4218 fi
4219 attr=no
4220 fi
4221 fi
4222
4223 ##########################################
4224 # iovec probe
4225 cat > $TMPC <<EOF
4226 #include <sys/types.h>
4227 #include <sys/uio.h>
4228 #include <unistd.h>
4229 int main(void) { return sizeof(struct iovec); }
4230 EOF
4231 iovec=no
4232 if compile_prog "" "" ; then
4233 iovec=yes
4234 fi
4235
4236 ##########################################
4237 # preadv probe
4238 cat > $TMPC <<EOF
4239 #include <sys/types.h>
4240 #include <sys/uio.h>
4241 #include <unistd.h>
4242 int main(void) { return preadv(0, 0, 0, 0); }
4243 EOF
4244 preadv=no
4245 if compile_prog "" "" ; then
4246 preadv=yes
4247 fi
4248
4249 ##########################################
4250 # fdt probe
4251 # fdt support is mandatory for at least some target architectures,
4252 # so insist on it if we're building those system emulators.
4253 fdt_required=no
4254 for target in $target_list; do
4255 case $target in
4256 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu|rx-softmmu)
4257 fdt_required=yes
4258 ;;
4259 esac
4260 done
4261
4262 if test "$fdt_required" = "yes"; then
4263 if test "$fdt" = "no"; then
4264 error_exit "fdt disabled but some requested targets require it." \
4265 "You can turn off fdt only if you also disable all the system emulation" \
4266 "targets which need it (by specifying a cut down --target-list)."
4267 fi
4268 fdt=yes
4269 elif test "$fdt" != "yes" ; then
4270 fdt=no
4271 fi
4272
4273 # fdt is only required when building softmmu targets
4274 if test -z "$fdt" -a "$softmmu" != "yes" ; then
4275 fdt="no"
4276 fi
4277
4278 if test "$fdt" != "no" ; then
4279 fdt_libs="-lfdt"
4280 # explicitly check for libfdt_env.h as it is missing in some stable installs
4281 # and test for required functions to make sure we are on a version >= 1.4.2
4282 cat > $TMPC << EOF
4283 #include <libfdt.h>
4284 #include <libfdt_env.h>
4285 int main(void) { fdt_check_full(NULL, 0); return 0; }
4286 EOF
4287 if compile_prog "" "$fdt_libs" ; then
4288 # system DTC is good - use it
4289 fdt=system
4290 else
4291 # have GIT checkout, so activate dtc submodule
4292 if test -e "${source_path}/.git" ; then
4293 git_submodules="${git_submodules} dtc"
4294 fi
4295 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4296 fdt=git
4297 mkdir -p dtc
4298 if [ "$pwd_is_source_path" != "y" ] ; then
4299 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
4300 symlink "$source_path/dtc/scripts" "dtc/scripts"
4301 fi
4302 fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
4303 fdt_ldflags="-L\$(BUILD_DIR)/dtc/libfdt"
4304 fdt_libs="$fdt_libs"
4305 elif test "$fdt" = "yes" ; then
4306 # Not a git build & no libfdt found, prompt for system install
4307 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4308 "Please install the DTC (libfdt) devel package"
4309 else
4310 # don't have and don't want
4311 fdt_libs=
4312 fdt=no
4313 fi
4314 fi
4315 fi
4316
4317 libs_softmmu="$libs_softmmu $fdt_libs"
4318
4319 ##########################################
4320 # opengl probe (for sdl2, gtk, milkymist-tmu2)
4321
4322 gbm="no"
4323 if $pkg_config gbm; then
4324 gbm_cflags="$($pkg_config --cflags gbm)"
4325 gbm_libs="$($pkg_config --libs gbm)"
4326 gbm="yes"
4327 fi
4328
4329 if test "$opengl" != "no" ; then
4330 opengl_pkgs="epoxy gbm"
4331 if $pkg_config $opengl_pkgs; then
4332 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4333 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4334 opengl=yes
4335 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4336 gtk_gl="yes"
4337 fi
4338 QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
4339 else
4340 if test "$opengl" = "yes" ; then
4341 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4342 fi
4343 opengl_cflags=""
4344 opengl_libs=""
4345 opengl=no
4346 fi
4347 fi
4348
4349 if test "$opengl" = "yes"; then
4350 cat > $TMPC << EOF
4351 #include <epoxy/egl.h>
4352 #ifndef EGL_MESA_image_dma_buf_export
4353 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4354 #endif
4355 int main(void) { return 0; }
4356 EOF
4357 if compile_prog "" "" ; then
4358 opengl_dmabuf=yes
4359 fi
4360 fi
4361
4362 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4363 for target in $target_list; do
4364 case $target in
4365 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4366 need_x11=yes
4367 ;;
4368 esac
4369 done
4370 fi
4371
4372 ##########################################
4373 # libxml2 probe
4374 if test "$libxml2" != "no" ; then
4375 if $pkg_config --exists libxml-2.0; then
4376 libxml2="yes"
4377 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4378 libxml2_libs=$($pkg_config --libs libxml-2.0)
4379 else
4380 if test "$libxml2" = "yes"; then
4381 feature_not_found "libxml2" "Install libxml2 devel"
4382 fi
4383 libxml2="no"
4384 fi
4385 fi
4386
4387 ##########################################
4388 # glusterfs probe
4389 if test "$glusterfs" != "no" ; then
4390 if $pkg_config --atleast-version=3 glusterfs-api; then
4391 glusterfs="yes"
4392 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4393 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4394 if $pkg_config --atleast-version=4 glusterfs-api; then
4395 glusterfs_xlator_opt="yes"
4396 fi
4397 if $pkg_config --atleast-version=5 glusterfs-api; then
4398 glusterfs_discard="yes"
4399 fi
4400 if $pkg_config --atleast-version=6 glusterfs-api; then
4401 glusterfs_fallocate="yes"
4402 glusterfs_zerofill="yes"
4403 fi
4404 cat > $TMPC << EOF
4405 #include <glusterfs/api/glfs.h>
4406
4407 int
4408 main(void)
4409 {
4410 /* new glfs_ftruncate() passes two additional args */
4411 return glfs_ftruncate(NULL, 0, NULL, NULL);
4412 }
4413 EOF
4414 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4415 glusterfs_ftruncate_has_stat="yes"
4416 fi
4417 cat > $TMPC << EOF
4418 #include <glusterfs/api/glfs.h>
4419
4420 /* new glfs_io_cbk() passes two additional glfs_stat structs */
4421 static void
4422 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4423 {}
4424
4425 int
4426 main(void)
4427 {
4428 glfs_io_cbk iocb = &glusterfs_iocb;
4429 iocb(NULL, 0 , NULL, NULL, NULL);
4430 return 0;
4431 }
4432 EOF
4433 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4434 glusterfs_iocb_has_stat="yes"
4435 fi
4436 else
4437 if test "$glusterfs" = "yes" ; then
4438 feature_not_found "GlusterFS backend support" \
4439 "Install glusterfs-api devel >= 3"
4440 fi
4441 glusterfs="no"
4442 fi
4443 fi
4444
4445 # Check for inotify functions when we are building linux-user
4446 # emulator. This is done because older glibc versions don't
4447 # have syscall stubs for these implemented. In that case we
4448 # don't provide them even if kernel supports them.
4449 #
4450 inotify=no
4451 cat > $TMPC << EOF
4452 #include <sys/inotify.h>
4453
4454 int
4455 main(void)
4456 {
4457 /* try to start inotify */
4458 return inotify_init();
4459 }
4460 EOF
4461 if compile_prog "" "" ; then
4462 inotify=yes
4463 fi
4464
4465 inotify1=no
4466 cat > $TMPC << EOF
4467 #include <sys/inotify.h>
4468
4469 int
4470 main(void)
4471 {
4472 /* try to start inotify */
4473 return inotify_init1(0);
4474 }
4475 EOF
4476 if compile_prog "" "" ; then
4477 inotify1=yes
4478 fi
4479
4480 # check if pipe2 is there
4481 pipe2=no
4482 cat > $TMPC << EOF
4483 #include <unistd.h>
4484 #include <fcntl.h>
4485
4486 int main(void)
4487 {
4488 int pipefd[2];
4489 return pipe2(pipefd, O_CLOEXEC);
4490 }
4491 EOF
4492 if compile_prog "" "" ; then
4493 pipe2=yes
4494 fi
4495
4496 # check if accept4 is there
4497 accept4=no
4498 cat > $TMPC << EOF
4499 #include <sys/socket.h>
4500 #include <stddef.h>
4501
4502 int main(void)
4503 {
4504 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4505 return 0;
4506 }
4507 EOF
4508 if compile_prog "" "" ; then
4509 accept4=yes
4510 fi
4511
4512 # check if tee/splice is there. vmsplice was added same time.
4513 splice=no
4514 cat > $TMPC << EOF
4515 #include <unistd.h>
4516 #include <fcntl.h>
4517 #include <limits.h>
4518
4519 int main(void)
4520 {
4521 int len, fd = 0;
4522 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4523 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4524 return 0;
4525 }
4526 EOF
4527 if compile_prog "" "" ; then
4528 splice=yes
4529 fi
4530
4531 ##########################################
4532 # libnuma probe
4533
4534 if test "$numa" != "no" ; then
4535 cat > $TMPC << EOF
4536 #include <numa.h>
4537 int main(void) { return numa_available(); }
4538 EOF
4539
4540 if compile_prog "" "-lnuma" ; then
4541 numa=yes
4542 libs_softmmu="-lnuma $libs_softmmu"
4543 else
4544 if test "$numa" = "yes" ; then
4545 feature_not_found "numa" "install numactl devel"
4546 fi
4547 numa=no
4548 fi
4549 fi
4550
4551 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4552 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4553 exit 1
4554 fi
4555
4556 # Even if malloc_trim() is available, these non-libc memory allocators
4557 # do not support it.
4558 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4559 if test "$malloc_trim" = "yes" ; then
4560 echo "Disabling malloc_trim with non-libc memory allocator"
4561 fi
4562 malloc_trim="no"
4563 fi
4564
4565 #######################################
4566 # malloc_trim
4567
4568 if test "$malloc_trim" != "no" ; then
4569 cat > $TMPC << EOF
4570 #include <malloc.h>
4571 int main(void) { malloc_trim(0); return 0; }
4572 EOF
4573 if compile_prog "" "" ; then
4574 malloc_trim="yes"
4575 else
4576 malloc_trim="no"
4577 fi
4578 fi
4579
4580 ##########################################
4581 # tcmalloc probe
4582
4583 if test "$tcmalloc" = "yes" ; then
4584 cat > $TMPC << EOF
4585 #include <stdlib.h>
4586 int main(void) { malloc(1); return 0; }
4587 EOF
4588
4589 if compile_prog "" "-ltcmalloc" ; then
4590 LIBS="-ltcmalloc $LIBS"
4591 else
4592 feature_not_found "tcmalloc" "install gperftools devel"
4593 fi
4594 fi
4595
4596 ##########################################
4597 # jemalloc probe
4598
4599 if test "$jemalloc" = "yes" ; then
4600 cat > $TMPC << EOF
4601 #include <stdlib.h>
4602 int main(void) { malloc(1); return 0; }
4603 EOF
4604
4605 if compile_prog "" "-ljemalloc" ; then
4606 LIBS="-ljemalloc $LIBS"
4607 else
4608 feature_not_found "jemalloc" "install jemalloc devel"
4609 fi
4610 fi
4611
4612 ##########################################
4613 # signalfd probe
4614 signalfd="no"
4615 cat > $TMPC << EOF
4616 #include <unistd.h>
4617 #include <sys/syscall.h>
4618 #include <signal.h>
4619 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4620 EOF
4621
4622 if compile_prog "" "" ; then
4623 signalfd=yes
4624 fi
4625
4626 # check if optreset global is declared by <getopt.h>
4627 optreset="no"
4628 cat > $TMPC << EOF
4629 #include <getopt.h>
4630 int main(void) { return optreset; }
4631 EOF
4632
4633 if compile_prog "" "" ; then
4634 optreset=yes
4635 fi
4636
4637 # check if eventfd is supported
4638 eventfd=no
4639 cat > $TMPC << EOF
4640 #include <sys/eventfd.h>
4641
4642 int main(void)
4643 {
4644 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4645 }
4646 EOF
4647 if compile_prog "" "" ; then
4648 eventfd=yes
4649 fi
4650
4651 # check if memfd is supported
4652 memfd=no
4653 cat > $TMPC << EOF
4654 #include <sys/mman.h>
4655
4656 int main(void)
4657 {
4658 return memfd_create("foo", MFD_ALLOW_SEALING);
4659 }
4660 EOF
4661 if compile_prog "" "" ; then
4662 memfd=yes
4663 fi
4664
4665 # check for usbfs
4666 have_usbfs=no
4667 if test "$linux_user" = "yes"; then
4668 cat > $TMPC << EOF
4669 #include <linux/usbdevice_fs.h>
4670
4671 #ifndef USBDEVFS_GET_CAPABILITIES
4672 #error "USBDEVFS_GET_CAPABILITIES undefined"
4673 #endif
4674
4675 #ifndef USBDEVFS_DISCONNECT_CLAIM
4676 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
4677 #endif
4678
4679 int main(void)
4680 {
4681 return 0;
4682 }
4683 EOF
4684 if compile_prog "" ""; then
4685 have_usbfs=yes
4686 fi
4687 fi
4688
4689 # check for fallocate
4690 fallocate=no
4691 cat > $TMPC << EOF
4692 #include <fcntl.h>
4693
4694 int main(void)
4695 {
4696 fallocate(0, 0, 0, 0);
4697 return 0;
4698 }
4699 EOF
4700 if compile_prog "" "" ; then
4701 fallocate=yes
4702 fi
4703
4704 # check for fallocate hole punching
4705 fallocate_punch_hole=no
4706 cat > $TMPC << EOF
4707 #include <fcntl.h>
4708 #include <linux/falloc.h>
4709
4710 int main(void)
4711 {
4712 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4713 return 0;
4714 }
4715 EOF
4716 if compile_prog "" "" ; then
4717 fallocate_punch_hole=yes
4718 fi
4719
4720 # check that fallocate supports range zeroing inside the file
4721 fallocate_zero_range=no
4722 cat > $TMPC << EOF
4723 #include <fcntl.h>
4724 #include <linux/falloc.h>
4725
4726 int main(void)
4727 {
4728 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4729 return 0;
4730 }
4731 EOF
4732 if compile_prog "" "" ; then
4733 fallocate_zero_range=yes
4734 fi
4735
4736 # check for posix_fallocate
4737 posix_fallocate=no
4738 cat > $TMPC << EOF
4739 #include <fcntl.h>
4740
4741 int main(void)
4742 {
4743 posix_fallocate(0, 0, 0);
4744 return 0;
4745 }
4746 EOF
4747 if compile_prog "" "" ; then
4748 posix_fallocate=yes
4749 fi
4750
4751 # check for sync_file_range
4752 sync_file_range=no
4753 cat > $TMPC << EOF
4754 #include <fcntl.h>
4755
4756 int main(void)
4757 {
4758 sync_file_range(0, 0, 0, 0);
4759 return 0;
4760 }
4761 EOF
4762 if compile_prog "" "" ; then
4763 sync_file_range=yes
4764 fi
4765
4766 # check for linux/fiemap.h and FS_IOC_FIEMAP
4767 fiemap=no
4768 cat > $TMPC << EOF
4769 #include <sys/ioctl.h>
4770 #include <linux/fs.h>
4771 #include <linux/fiemap.h>
4772
4773 int main(void)
4774 {
4775 ioctl(0, FS_IOC_FIEMAP, 0);
4776 return 0;
4777 }
4778 EOF
4779 if compile_prog "" "" ; then
4780 fiemap=yes
4781 fi
4782
4783 # check for dup3
4784 dup3=no
4785 cat > $TMPC << EOF
4786 #include <unistd.h>
4787
4788 int main(void)
4789 {
4790 dup3(0, 0, 0);
4791 return 0;
4792 }
4793 EOF
4794 if compile_prog "" "" ; then
4795 dup3=yes
4796 fi
4797
4798 # check for ppoll support
4799 ppoll=no
4800 cat > $TMPC << EOF
4801 #include <poll.h>
4802
4803 int main(void)
4804 {
4805 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4806 ppoll(&pfd, 1, 0, 0);
4807 return 0;
4808 }
4809 EOF
4810 if compile_prog "" "" ; then
4811 ppoll=yes
4812 fi
4813
4814 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4815 prctl_pr_set_timerslack=no
4816 cat > $TMPC << EOF
4817 #include <sys/prctl.h>
4818
4819 int main(void)
4820 {
4821 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4822 return 0;
4823 }
4824 EOF
4825 if compile_prog "" "" ; then
4826 prctl_pr_set_timerslack=yes
4827 fi
4828
4829 # check for epoll support
4830 epoll=no
4831 cat > $TMPC << EOF
4832 #include <sys/epoll.h>
4833
4834 int main(void)
4835 {
4836 epoll_create(0);
4837 return 0;
4838 }
4839 EOF
4840 if compile_prog "" "" ; then
4841 epoll=yes
4842 fi
4843
4844 # epoll_create1 is a later addition
4845 # so we must check separately for its presence
4846 epoll_create1=no
4847 cat > $TMPC << EOF
4848 #include <sys/epoll.h>
4849
4850 int main(void)
4851 {
4852 /* Note that we use epoll_create1 as a value, not as
4853 * a function being called. This is necessary so that on
4854 * old SPARC glibc versions where the function was present in
4855 * the library but not declared in the header file we will
4856 * fail the configure check. (Otherwise we will get a compiler
4857 * warning but not an error, and will proceed to fail the
4858 * qemu compile where we compile with -Werror.)
4859 */
4860 return (int)(uintptr_t)&epoll_create1;
4861 }
4862 EOF
4863 if compile_prog "" "" ; then
4864 epoll_create1=yes
4865 fi
4866
4867 # check for sendfile support
4868 sendfile=no
4869 cat > $TMPC << EOF
4870 #include <sys/sendfile.h>
4871
4872 int main(void)
4873 {
4874 return sendfile(0, 0, 0, 0);
4875 }
4876 EOF
4877 if compile_prog "" "" ; then
4878 sendfile=yes
4879 fi
4880
4881 # check for timerfd support (glibc 2.8 and newer)
4882 timerfd=no
4883 cat > $TMPC << EOF
4884 #include <sys/timerfd.h>
4885
4886 int main(void)
4887 {
4888 return(timerfd_create(CLOCK_REALTIME, 0));
4889 }
4890 EOF
4891 if compile_prog "" "" ; then
4892 timerfd=yes
4893 fi
4894
4895 # check for setns and unshare support
4896 setns=no
4897 cat > $TMPC << EOF
4898 #include <sched.h>
4899
4900 int main(void)
4901 {
4902 int ret;
4903 ret = setns(0, 0);
4904 ret = unshare(0);
4905 return ret;
4906 }
4907 EOF
4908 if compile_prog "" "" ; then
4909 setns=yes
4910 fi
4911
4912 # clock_adjtime probe
4913 clock_adjtime=no
4914 cat > $TMPC <<EOF
4915 #include <time.h>
4916
4917 int main(void)
4918 {
4919 return clock_adjtime(0, 0);
4920 }
4921 EOF
4922 clock_adjtime=no
4923 if compile_prog "" "" ; then
4924 clock_adjtime=yes
4925 fi
4926
4927 # syncfs probe
4928 syncfs=no
4929 cat > $TMPC <<EOF
4930 #include <unistd.h>
4931
4932 int main(void)
4933 {
4934 return syncfs(0);
4935 }
4936 EOF
4937 syncfs=no
4938 if compile_prog "" "" ; then
4939 syncfs=yes
4940 fi
4941
4942 # check for kcov support (kernel must be 4.4+, compiled with certain options)
4943 kcov=no
4944 if check_include sys/kcov.h ; then
4945 kcov=yes
4946 fi
4947
4948 # If we're making warnings fatal, apply this to Sphinx runs as well
4949 sphinx_werror=""
4950 if test "$werror" = "yes"; then
4951 sphinx_werror="-W"
4952 fi
4953
4954 # Check we have a new enough version of sphinx-build
4955 has_sphinx_build() {
4956 # This is a bit awkward but works: create a trivial document and
4957 # try to run it with our configuration file (which enforces a
4958 # version requirement). This will fail if either
4959 # sphinx-build doesn't exist at all or if it is too old.
4960 mkdir -p "$TMPDIR1/sphinx"
4961 touch "$TMPDIR1/sphinx/index.rst"
4962 "$sphinx_build" $sphinx_werror -c "$source_path/docs" \
4963 -b html "$TMPDIR1/sphinx" \
4964 "$TMPDIR1/sphinx/out" >> config.log 2>&1
4965 }
4966
4967 # Check if tools are available to build documentation.
4968 if test "$docs" != "no" ; then
4969 if has_sphinx_build; then
4970 sphinx_ok=yes
4971 else
4972 sphinx_ok=no
4973 fi
4974 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
4975 docs=yes
4976 else
4977 if test "$docs" = "yes" ; then
4978 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
4979 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
4980 fi
4981 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
4982 fi
4983 docs=no
4984 fi
4985 fi
4986
4987 # Search for bswap_32 function
4988 byteswap_h=no
4989 cat > $TMPC << EOF
4990 #include <byteswap.h>
4991 int main(void) { return bswap_32(0); }
4992 EOF
4993 if compile_prog "" "" ; then
4994 byteswap_h=yes
4995 fi
4996
4997 # Search for bswap32 function
4998 bswap_h=no
4999 cat > $TMPC << EOF
5000 #include <sys/endian.h>
5001 #include <sys/types.h>
5002 #include <machine/bswap.h>
5003 int main(void) { return bswap32(0); }
5004 EOF
5005 if compile_prog "" "" ; then
5006 bswap_h=yes
5007 fi
5008
5009 ##########################################
5010 # Do we have libiscsi >= 1.9.0
5011 if test "$libiscsi" != "no" ; then
5012 if $pkg_config --atleast-version=1.9.0 libiscsi; then
5013 libiscsi="yes"
5014 libiscsi_cflags=$($pkg_config --cflags libiscsi)
5015 libiscsi_libs=$($pkg_config --libs libiscsi)
5016 else
5017 if test "$libiscsi" = "yes" ; then
5018 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
5019 fi
5020 libiscsi="no"
5021 fi
5022 fi
5023
5024 ##########################################
5025 # Do we need libm
5026 cat > $TMPC << EOF
5027 #include <math.h>
5028 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
5029 EOF
5030 if compile_prog "" "" ; then
5031 :
5032 elif compile_prog "" "-lm" ; then
5033 LIBS="-lm $LIBS"
5034 libs_qga="-lm $libs_qga"
5035 else
5036 error_exit "libm check failed"
5037 fi
5038
5039 ##########################################
5040 # Do we need librt
5041 # uClibc provides 2 versions of clock_gettime(), one with realtime
5042 # support and one without. This means that the clock_gettime() don't
5043 # need -lrt. We still need it for timer_create() so we check for this
5044 # function in addition.
5045 cat > $TMPC <<EOF
5046 #include <signal.h>
5047 #include <time.h>
5048 int main(void) {
5049 timer_create(CLOCK_REALTIME, NULL, NULL);
5050 return clock_gettime(CLOCK_REALTIME, NULL);
5051 }
5052 EOF
5053
5054 if compile_prog "" "" ; then
5055 :
5056 # we need pthread for static linking. use previous pthread test result
5057 elif compile_prog "" "$pthread_lib -lrt" ; then
5058 LIBS="$LIBS -lrt"
5059 libs_qga="$libs_qga -lrt"
5060 fi
5061
5062 # Check whether we need to link libutil for openpty()
5063 cat > $TMPC << EOF
5064 extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
5065 int main(void) { return openpty(0, 0, 0, 0, 0); }
5066 EOF
5067
5068 if ! compile_prog "" "" ; then
5069 if compile_prog "" "-lutil" ; then
5070 libs_softmmu="-lutil $libs_softmmu"
5071 libs_tools="-lutil $libs_tools"
5072 fi
5073 fi
5074
5075 ##########################################
5076 # spice probe
5077 if test "$spice" != "no" ; then
5078 cat > $TMPC << EOF
5079 #include <spice.h>
5080 int main(void) { spice_server_new(); return 0; }
5081 EOF
5082 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
5083 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
5084 if $pkg_config --atleast-version=0.12.5 spice-server && \
5085 $pkg_config --atleast-version=0.12.3 spice-protocol && \
5086 compile_prog "$spice_cflags" "$spice_libs" ; then
5087 spice="yes"
5088 libs_softmmu="$libs_softmmu $spice_libs"
5089 QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
5090 spice_protocol_version=$($pkg_config --modversion spice-protocol)
5091 spice_server_version=$($pkg_config --modversion spice-server)
5092 else
5093 if test "$spice" = "yes" ; then
5094 feature_not_found "spice" \
5095 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
5096 fi
5097 spice="no"
5098 fi
5099 fi
5100
5101 # check for smartcard support
5102 if test "$smartcard" != "no"; then
5103 if $pkg_config --atleast-version=2.5.1 libcacard; then
5104 libcacard_cflags=$($pkg_config --cflags libcacard)
5105 libcacard_libs=$($pkg_config --libs libcacard)
5106 smartcard="yes"
5107 else
5108 if test "$smartcard" = "yes"; then
5109 feature_not_found "smartcard" "Install libcacard devel"
5110 fi
5111 smartcard="no"
5112 fi
5113 fi
5114
5115 # check for libusb
5116 if test "$libusb" != "no" ; then
5117 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5118 libusb="yes"
5119 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5120 libusb_libs=$($pkg_config --libs libusb-1.0)
5121 else
5122 if test "$libusb" = "yes"; then
5123 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5124 fi
5125 libusb="no"
5126 fi
5127 fi
5128
5129 # check for usbredirparser for usb network redirection support
5130 if test "$usb_redir" != "no" ; then
5131 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5132 usb_redir="yes"
5133 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5134 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5135 else
5136 if test "$usb_redir" = "yes"; then
5137 feature_not_found "usb-redir" "Install usbredir devel"
5138 fi
5139 usb_redir="no"
5140 fi
5141 fi
5142
5143 ##########################################
5144 # check if we have VSS SDK headers for win
5145
5146 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5147 test "$vss_win32_sdk" != "no" ; then
5148 case "$vss_win32_sdk" in
5149 "") vss_win32_include="-isystem $source_path" ;;
5150 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5151 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5152 vss_win32_include="-isystem $source_path/.sdk/vss"
5153 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5154 ;;
5155 *) vss_win32_include="-isystem $vss_win32_sdk"
5156 esac
5157 cat > $TMPC << EOF
5158 #define __MIDL_user_allocate_free_DEFINED__
5159 #include <inc/win2003/vss.h>
5160 int main(void) { return VSS_CTX_BACKUP; }
5161 EOF
5162 if compile_prog "$vss_win32_include" "" ; then
5163 guest_agent_with_vss="yes"
5164 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5165 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5166 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5167 else
5168 if test "$vss_win32_sdk" != "" ; then
5169 echo "ERROR: Please download and install Microsoft VSS SDK:"
5170 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5171 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5172 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5173 echo "ERROR: The headers are extracted in the directory \`inc'."
5174 feature_not_found "VSS support"
5175 fi
5176 guest_agent_with_vss="no"
5177 fi
5178 fi
5179
5180 ##########################################
5181 # lookup Windows platform SDK (if not specified)
5182 # The SDK is needed only to build .tlb (type library) file of guest agent
5183 # VSS provider from the source. It is usually unnecessary because the
5184 # pre-compiled .tlb file is included.
5185
5186 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5187 test "$guest_agent_with_vss" = "yes" ; then
5188 if test -z "$win_sdk"; then
5189 programfiles="$PROGRAMFILES"
5190 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5191 if test -n "$programfiles"; then
5192 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5193 else
5194 feature_not_found "Windows SDK"
5195 fi
5196 elif test "$win_sdk" = "no"; then
5197 win_sdk=""
5198 fi
5199 fi
5200
5201 ##########################################
5202 # check if mingw environment provides a recent ntddscsi.h
5203 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5204 cat > $TMPC << EOF
5205 #include <windows.h>
5206 #include <ntddscsi.h>
5207 int main(void) {
5208 #if !defined(IOCTL_SCSI_GET_ADDRESS)
5209 #error Missing required ioctl definitions
5210 #endif
5211 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5212 return addr.Lun;
5213 }
5214 EOF
5215 if compile_prog "" "" ; then
5216 guest_agent_ntddscsi=yes
5217 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5218 fi
5219 fi
5220
5221 ##########################################
5222 # virgl renderer probe
5223
5224 if test "$virglrenderer" != "no" ; then
5225 cat > $TMPC << EOF
5226 #include <virglrenderer.h>
5227 int main(void) { virgl_renderer_poll(); return 0; }
5228 EOF
5229 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5230 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5231 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5232 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5233 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5234 virglrenderer="yes"
5235 else
5236 if test "$virglrenderer" = "yes" ; then
5237 feature_not_found "virglrenderer"
5238 fi
5239 virglrenderer="no"
5240 fi
5241 fi
5242
5243 ##########################################
5244 # capstone
5245
5246 case "$capstone" in
5247 "" | yes)
5248 if $pkg_config capstone; then
5249 capstone=system
5250 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5251 capstone=git
5252 elif test -e "${source_path}/capstone/Makefile" ; then
5253 capstone=internal
5254 elif test -z "$capstone" ; then
5255 capstone=no
5256 else
5257 feature_not_found "capstone" "Install capstone devel or git submodule"
5258 fi
5259 ;;
5260
5261 system)
5262 if ! $pkg_config capstone; then
5263 feature_not_found "capstone" "Install capstone devel"
5264 fi
5265 ;;
5266 esac
5267
5268 case "$capstone" in
5269 git | internal)
5270 if test "$capstone" = git; then
5271 git_submodules="${git_submodules} capstone"
5272 fi
5273 mkdir -p capstone
5274 QEMU_CFLAGS="$QEMU_CFLAGS -I\$(SRC_PATH)/capstone/include"
5275 if test "$mingw32" = "yes"; then
5276 LIBCAPSTONE=capstone.lib
5277 else
5278 LIBCAPSTONE=libcapstone.a
5279 fi
5280 libs_cpu="-L\$(BUILD_DIR)/capstone -lcapstone $libs_cpu"
5281 ;;
5282
5283 system)
5284 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags capstone)"
5285 libs_cpu="$($pkg_config --libs capstone) $libs_cpu"
5286 ;;
5287
5288 no)
5289 ;;
5290 *)
5291 error_exit "Unknown state for capstone: $capstone"
5292 ;;
5293 esac
5294
5295 ##########################################
5296 # check if we have fdatasync
5297
5298 fdatasync=no
5299 cat > $TMPC << EOF
5300 #include <unistd.h>
5301 int main(void) {
5302 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5303 return fdatasync(0);
5304 #else
5305 #error Not supported
5306 #endif
5307 }
5308 EOF
5309 if compile_prog "" "" ; then
5310 fdatasync=yes
5311 fi
5312
5313 ##########################################
5314 # check if we have madvise
5315
5316 madvise=no
5317 cat > $TMPC << EOF
5318 #include <sys/types.h>
5319 #include <sys/mman.h>
5320 #include <stddef.h>
5321 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5322 EOF
5323 if compile_prog "" "" ; then
5324 madvise=yes
5325 fi
5326
5327 ##########################################
5328 # check if we have posix_madvise
5329
5330 posix_madvise=no
5331 cat > $TMPC << EOF
5332 #include <sys/mman.h>
5333 #include <stddef.h>
5334 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5335 EOF
5336 if compile_prog "" "" ; then
5337 posix_madvise=yes
5338 fi
5339
5340 ##########################################
5341 # check if we have posix_memalign()
5342
5343 posix_memalign=no
5344 cat > $TMPC << EOF
5345 #include <stdlib.h>
5346 int main(void) {
5347 void *p;
5348 return posix_memalign(&p, 8, 8);
5349 }
5350 EOF
5351 if compile_prog "" "" ; then
5352 posix_memalign=yes
5353 fi
5354
5355 ##########################################
5356 # check if we have posix_syslog
5357
5358 posix_syslog=no
5359 cat > $TMPC << EOF
5360 #include <syslog.h>
5361 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5362 EOF
5363 if compile_prog "" "" ; then
5364 posix_syslog=yes
5365 fi
5366
5367 ##########################################
5368 # check if we have sem_timedwait
5369
5370 sem_timedwait=no
5371 cat > $TMPC << EOF
5372 #include <semaphore.h>
5373 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5374 EOF
5375 if compile_prog "" "" ; then
5376 sem_timedwait=yes
5377 fi
5378
5379 ##########################################
5380 # check if we have strchrnul
5381
5382 strchrnul=no
5383 cat > $TMPC << EOF
5384 #include <string.h>
5385 int main(void);
5386 // Use a haystack that the compiler shouldn't be able to constant fold
5387 char *haystack = (char*)&main;
5388 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5389 EOF
5390 if compile_prog "" "" ; then
5391 strchrnul=yes
5392 fi
5393
5394 #########################################
5395 # check if we have st_atim
5396
5397 st_atim=no
5398 cat > $TMPC << EOF
5399 #include <sys/stat.h>
5400 #include <stddef.h>
5401 int main(void) { return offsetof(struct stat, st_atim); }
5402 EOF
5403 if compile_prog "" "" ; then
5404 st_atim=yes
5405 fi
5406
5407 ##########################################
5408 # check if trace backend exists
5409
5410 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5411 if test "$?" -ne 0 ; then
5412 error_exit "invalid trace backends" \
5413 "Please choose supported trace backends."
5414 fi
5415
5416 ##########################################
5417 # For 'ust' backend, test if ust headers are present
5418 if have_backend "ust"; then
5419 cat > $TMPC << EOF
5420 #include <lttng/tracepoint.h>
5421 int main(void) { return 0; }
5422 EOF
5423 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5424 if $pkg_config lttng-ust --exists; then
5425 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5426 else
5427 lttng_ust_libs="-llttng-ust -ldl"
5428 fi
5429 if $pkg_config liburcu-bp --exists; then
5430 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5431 else
5432 urcu_bp_libs="-lurcu-bp"
5433 fi
5434
5435 LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
5436 libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
5437 else
5438 error_exit "Trace backend 'ust' missing lttng-ust header files"
5439 fi
5440 fi
5441
5442 ##########################################
5443 # For 'dtrace' backend, test if 'dtrace' command is present
5444 if have_backend "dtrace"; then
5445 if ! has 'dtrace' ; then
5446 error_exit "dtrace command is not found in PATH $PATH"
5447 fi
5448 trace_backend_stap="no"
5449 if has 'stap' ; then
5450 trace_backend_stap="yes"
5451 fi
5452 fi
5453
5454 ##########################################
5455 # check and set a backend for coroutine
5456
5457 # We prefer ucontext, but it's not always possible. The fallback
5458 # is sigcontext. On Windows the only valid backend is the Windows
5459 # specific one.
5460
5461 ucontext_works=no
5462 if test "$darwin" != "yes"; then
5463 cat > $TMPC << EOF
5464 #include <ucontext.h>
5465 #ifdef __stub_makecontext
5466 #error Ignoring glibc stub makecontext which will always fail
5467 #endif
5468 int main(void) { makecontext(0, 0, 0); return 0; }
5469 EOF
5470 if compile_prog "" "" ; then
5471 ucontext_works=yes
5472 fi
5473 fi
5474
5475 if test "$coroutine" = ""; then
5476 if test "$mingw32" = "yes"; then
5477 coroutine=win32
5478 elif test "$ucontext_works" = "yes"; then
5479 coroutine=ucontext
5480 else
5481 coroutine=sigaltstack
5482 fi
5483 else
5484 case $coroutine in
5485 windows)
5486 if test "$mingw32" != "yes"; then
5487 error_exit "'windows' coroutine backend only valid for Windows"
5488 fi
5489 # Unfortunately the user visible backend name doesn't match the
5490 # coroutine-*.c filename for this case, so we have to adjust it here.
5491 coroutine=win32
5492 ;;
5493 ucontext)
5494 if test "$ucontext_works" != "yes"; then
5495 feature_not_found "ucontext"
5496 fi
5497 ;;
5498 sigaltstack)
5499 if test "$mingw32" = "yes"; then
5500 error_exit "only the 'windows' coroutine backend is valid for Windows"
5501 fi
5502 ;;
5503 *)
5504 error_exit "unknown coroutine backend $coroutine"
5505 ;;
5506 esac
5507 fi
5508
5509 if test "$coroutine_pool" = ""; then
5510 coroutine_pool=yes
5511 fi
5512
5513 if test "$debug_stack_usage" = "yes"; then
5514 if test "$coroutine_pool" = "yes"; then
5515 echo "WARN: disabling coroutine pool for stack usage debugging"
5516 coroutine_pool=no
5517 fi
5518 fi
5519
5520
5521 ##########################################
5522 # check if we have open_by_handle_at
5523
5524 open_by_handle_at=no
5525 cat > $TMPC << EOF
5526 #include <fcntl.h>
5527 #if !defined(AT_EMPTY_PATH)
5528 # error missing definition
5529 #else
5530 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5531 #endif
5532 EOF
5533 if compile_prog "" "" ; then
5534 open_by_handle_at=yes
5535 fi
5536
5537 ########################################
5538 # check if we have linux/magic.h
5539
5540 linux_magic_h=no
5541 cat > $TMPC << EOF
5542 #include <linux/magic.h>
5543 int main(void) {
5544 return 0;
5545 }
5546 EOF
5547 if compile_prog "" "" ; then
5548 linux_magic_h=yes
5549 fi
5550
5551 ########################################
5552 # check whether we can disable warning option with a pragma (this is needed
5553 # to silence warnings in the headers of some versions of external libraries).
5554 # This test has to be compiled with -Werror as otherwise an unknown pragma is
5555 # only a warning.
5556 #
5557 # If we can't selectively disable warning in the code, disable -Werror so that
5558 # the build doesn't fail anyway.
5559
5560 pragma_disable_unused_but_set=no
5561 cat > $TMPC << EOF
5562 #pragma GCC diagnostic push
5563 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
5564 #pragma GCC diagnostic pop
5565
5566 int main(void) {
5567 return 0;
5568 }
5569 EOF
5570 if compile_prog "-Werror" "" ; then
5571 pragma_diagnostic_available=yes
5572 else
5573 werror=no
5574 fi
5575
5576 ########################################
5577 # check if we have valgrind/valgrind.h
5578
5579 valgrind_h=no
5580 cat > $TMPC << EOF
5581 #include <valgrind/valgrind.h>
5582 int main(void) {
5583 return 0;
5584 }
5585 EOF
5586 if compile_prog "" "" ; then
5587 valgrind_h=yes
5588 fi
5589
5590 ########################################
5591 # check if environ is declared
5592
5593 has_environ=no
5594 cat > $TMPC << EOF
5595 #include <unistd.h>
5596 int main(void) {
5597 environ = 0;
5598 return 0;
5599 }
5600 EOF
5601 if compile_prog "" "" ; then
5602 has_environ=yes
5603 fi
5604
5605 ########################################
5606 # check if cpuid.h is usable.
5607
5608 cat > $TMPC << EOF
5609 #include <cpuid.h>
5610 int main(void) {
5611 unsigned a, b, c, d;
5612 int max = __get_cpuid_max(0, 0);
5613
5614 if (max >= 1) {
5615 __cpuid(1, a, b, c, d);
5616 }
5617
5618 if (max >= 7) {
5619 __cpuid_count(7, 0, a, b, c, d);
5620 }
5621
5622 return 0;
5623 }
5624 EOF
5625 if compile_prog "" "" ; then
5626 cpuid_h=yes
5627 fi
5628
5629 ##########################################
5630 # avx2 optimization requirement check
5631 #
5632 # There is no point enabling this if cpuid.h is not usable,
5633 # since we won't be able to select the new routines.
5634
5635 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5636 cat > $TMPC << EOF
5637 #pragma GCC push_options
5638 #pragma GCC target("avx2")
5639 #include <cpuid.h>
5640 #include <immintrin.h>
5641 static int bar(void *a) {
5642 __m256i x = *(__m256i *)a;
5643 return _mm256_testz_si256(x, x);
5644 }
5645 int main(int argc, char *argv[]) { return bar(argv[0]); }
5646 EOF
5647 if compile_object "" ; then
5648 avx2_opt="yes"
5649 else
5650 avx2_opt="no"
5651 fi
5652 fi
5653
5654 ##########################################
5655 # avx512f optimization requirement check
5656 #
5657 # There is no point enabling this if cpuid.h is not usable,
5658 # since we won't be able to select the new routines.
5659 # by default, it is turned off.
5660 # if user explicitly want to enable it, check environment
5661
5662 if test "$cpuid_h" = "yes" && test "$avx512f_opt" = "yes"; then
5663 cat > $TMPC << EOF
5664 #pragma GCC push_options
5665 #pragma GCC target("avx512f")
5666 #include <cpuid.h>
5667 #include <immintrin.h>
5668 static int bar(void *a) {
5669 __m512i x = *(__m512i *)a;
5670 return _mm512_test_epi64_mask(x, x);
5671 }
5672 int main(int argc, char *argv[])
5673 {
5674 return bar(argv[0]);
5675 }
5676 EOF
5677 if ! compile_object "" ; then
5678 avx512f_opt="no"
5679 fi
5680 else
5681 avx512f_opt="no"
5682 fi
5683
5684 ########################################
5685 # check if __[u]int128_t is usable.
5686
5687 int128=no
5688 cat > $TMPC << EOF
5689 __int128_t a;
5690 __uint128_t b;
5691 int main (void) {
5692 a = a + b;
5693 b = a * b;
5694 a = a * a;
5695 return 0;
5696 }
5697 EOF
5698 if compile_prog "" "" ; then
5699 int128=yes
5700 fi
5701
5702 #########################################
5703 # See if 128-bit atomic operations are supported.
5704
5705 atomic128=no
5706 if test "$int128" = "yes"; then
5707 cat > $TMPC << EOF
5708 int main(void)
5709 {
5710 unsigned __int128 x = 0, y = 0;
5711 y = __atomic_load_16(&x, 0);
5712 __atomic_store_16(&x, y, 0);
5713 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5714 return 0;
5715 }
5716 EOF
5717 if compile_prog "" "" ; then
5718 atomic128=yes
5719 fi
5720 fi
5721
5722 cmpxchg128=no
5723 if test "$int128" = yes && test "$atomic128" = no; then
5724 cat > $TMPC << EOF
5725 int main(void)
5726 {
5727 unsigned __int128 x = 0, y = 0;
5728 __sync_val_compare_and_swap_16(&x, y, x);
5729 return 0;
5730 }
5731 EOF
5732 if compile_prog "" "" ; then
5733 cmpxchg128=yes
5734 fi
5735 fi
5736
5737 #########################################
5738 # See if 64-bit atomic operations are supported.
5739 # Note that without __atomic builtins, we can only
5740 # assume atomic loads/stores max at pointer size.
5741
5742 cat > $TMPC << EOF
5743 #include <stdint.h>
5744 int main(void)
5745 {
5746 uint64_t x = 0, y = 0;
5747 #ifdef __ATOMIC_RELAXED
5748 y = __atomic_load_8(&x, 0);
5749 __atomic_store_8(&x, y, 0);
5750 __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
5751 __atomic_exchange_8(&x, y, 0);
5752 __atomic_fetch_add_8(&x, y, 0);
5753 #else
5754 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5755 __sync_lock_test_and_set(&x, y);
5756 __sync_val_compare_and_swap(&x, y, 0);
5757 __sync_fetch_and_add(&x, y);
5758 #endif
5759 return 0;
5760 }
5761 EOF
5762 if compile_prog "" "" ; then
5763 atomic64=yes
5764 fi
5765
5766 #########################################
5767 # See if --dynamic-list is supported by the linker
5768 ld_dynamic_list="no"
5769 if test "$static" = "no" ; then
5770 cat > $TMPTXT <<EOF
5771 {
5772 foo;
5773 };
5774 EOF
5775
5776 cat > $TMPC <<EOF
5777 #include <stdio.h>
5778 void foo(void);
5779
5780 void foo(void)
5781 {
5782 printf("foo\n");
5783 }
5784
5785 int main(void)
5786 {
5787 foo();
5788 return 0;
5789 }
5790 EOF
5791
5792 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5793 ld_dynamic_list="yes"
5794 fi
5795 fi
5796
5797 #########################################
5798 # See if -exported_symbols_list is supported by the linker
5799
5800 ld_exported_symbols_list="no"
5801 if test "$static" = "no" ; then
5802 cat > $TMPTXT <<EOF
5803 _foo
5804 EOF
5805
5806 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5807 ld_exported_symbols_list="yes"
5808 fi
5809 fi
5810
5811 if test "$plugins" = "yes" &&
5812 test "$ld_dynamic_list" = "no" &&
5813 test "$ld_exported_symbols_list" = "no" ; then
5814 error_exit \
5815 "Plugin support requires dynamic linking and specifying a set of symbols " \
5816 "that are exported to plugins. Unfortunately your linker doesn't " \
5817 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5818 "for this purpose. You can't build with --static."
5819 fi
5820
5821 ########################################
5822 # See if __attribute__((alias)) is supported.
5823 # This false for Xcode 9, but has been remedied for Xcode 10.
5824 # Unfortunately, travis uses Xcode 9 by default.
5825
5826 attralias=no
5827 cat > $TMPC << EOF
5828 int x = 1;
5829 extern const int y __attribute__((alias("x")));
5830 int main(void) { return 0; }
5831 EOF
5832 if compile_prog "" "" ; then
5833 attralias=yes
5834 fi
5835
5836 ########################################
5837 # check if getauxval is available.
5838
5839 getauxval=no
5840 cat > $TMPC << EOF
5841 #include <sys/auxv.h>
5842 int main(void) {
5843 return getauxval(AT_HWCAP) == 0;
5844 }
5845 EOF
5846 if compile_prog "" "" ; then
5847 getauxval=yes
5848 fi
5849
5850 ########################################
5851 # check if ccache is interfering with
5852 # semantic analysis of macros
5853
5854 unset CCACHE_CPP2
5855 ccache_cpp2=no
5856 cat > $TMPC << EOF
5857 static const int Z = 1;
5858 #define fn() ({ Z; })
5859 #define TAUT(X) ((X) == Z)
5860 #define PAREN(X, Y) (X == Y)
5861 #define ID(X) (X)
5862 int main(int argc, char *argv[])
5863 {
5864 int x = 0, y = 0;
5865 x = ID(x);
5866 x = fn();
5867 fn();
5868 if (PAREN(x, y)) return 0;
5869 if (TAUT(Z)) return 0;
5870 return 0;
5871 }
5872 EOF
5873
5874 if ! compile_object "-Werror"; then
5875 ccache_cpp2=yes
5876 fi
5877
5878 #################################################
5879 # clang does not support glibc + FORTIFY_SOURCE.
5880
5881 if test "$fortify_source" != "no"; then
5882 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5883 fortify_source="no";
5884 elif test -n "$cxx" && has $cxx &&
5885 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5886 fortify_source="no";
5887 else
5888 fortify_source="yes"
5889 fi
5890 fi
5891
5892 ###############################################
5893 # Check if copy_file_range is provided by glibc
5894 have_copy_file_range=no
5895 cat > $TMPC << EOF
5896 #include <unistd.h>
5897 int main(void) {
5898 copy_file_range(0, NULL, 0, NULL, 0, 0);
5899 return 0;
5900 }
5901 EOF
5902 if compile_prog "" "" ; then
5903 have_copy_file_range=yes
5904 fi
5905
5906 ##########################################
5907 # check if struct fsxattr is available via linux/fs.h
5908
5909 have_fsxattr=no
5910 cat > $TMPC << EOF
5911 #include <linux/fs.h>
5912 struct fsxattr foo;
5913 int main(void) {
5914 return 0;
5915 }
5916 EOF
5917 if compile_prog "" "" ; then
5918 have_fsxattr=yes
5919 fi
5920
5921 ##########################################
5922 # check for usable membarrier system call
5923 if test "$membarrier" = "yes"; then
5924 have_membarrier=no
5925 if test "$mingw32" = "yes" ; then
5926 have_membarrier=yes
5927 elif test "$linux" = "yes" ; then
5928 cat > $TMPC << EOF
5929 #include <linux/membarrier.h>
5930 #include <sys/syscall.h>
5931 #include <unistd.h>
5932 #include <stdlib.h>
5933 int main(void) {
5934 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5935 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5936 exit(0);
5937 }
5938 EOF
5939 if compile_prog "" "" ; then
5940 have_membarrier=yes
5941 fi
5942 fi
5943 if test "$have_membarrier" = "no"; then
5944 feature_not_found "membarrier" "membarrier system call not available"
5945 fi
5946 else
5947 # Do not enable it by default even for Mingw32, because it doesn't
5948 # work on Wine.
5949 membarrier=no
5950 fi
5951
5952 ##########################################
5953 # check if rtnetlink.h exists and is useful
5954 have_rtnetlink=no
5955 cat > $TMPC << EOF
5956 #include <linux/rtnetlink.h>
5957 int main(void) {
5958 return IFLA_PROTO_DOWN;
5959 }
5960 EOF
5961 if compile_prog "" "" ; then
5962 have_rtnetlink=yes
5963 fi
5964
5965 ##########################################
5966 # check for usable AF_VSOCK environment
5967 have_af_vsock=no
5968 cat > $TMPC << EOF
5969 #include <errno.h>
5970 #include <sys/types.h>
5971 #include <sys/socket.h>
5972 #if !defined(AF_VSOCK)
5973 # error missing AF_VSOCK flag
5974 #endif
5975 #include <linux/vm_sockets.h>
5976 int main(void) {
5977 int sock, ret;
5978 struct sockaddr_vm svm;
5979 socklen_t len = sizeof(svm);
5980 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
5981 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
5982 if ((ret == -1) && (errno == ENOTCONN)) {
5983 return 0;
5984 }
5985 return -1;
5986 }
5987 EOF
5988 if compile_prog "" "" ; then
5989 have_af_vsock=yes
5990 fi
5991
5992 ##########################################
5993 # check for usable AF_ALG environment
5994 have_afalg=no
5995 cat > $TMPC << EOF
5996 #include <errno.h>
5997 #include <sys/types.h>
5998 #include <sys/socket.h>
5999 #include <linux/if_alg.h>
6000 int main(void) {
6001 int sock;
6002 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
6003 return sock;
6004 }
6005 EOF
6006 if compile_prog "" "" ; then
6007 have_afalg=yes
6008 fi
6009 if test "$crypto_afalg" = "yes"
6010 then
6011 if test "$have_afalg" != "yes"
6012 then
6013 error_exit "AF_ALG requested but could not be detected"
6014 fi
6015 fi
6016
6017
6018 #################################################
6019 # Check to see if we have the Hypervisor framework
6020 if [ "$darwin" = "yes" ] ; then
6021 cat > $TMPC << EOF
6022 #include <Hypervisor/hv.h>
6023 int main() { return 0;}
6024 EOF
6025 if ! compile_object ""; then
6026 hvf='no'
6027 else
6028 hvf='yes'
6029 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
6030 fi
6031 fi
6032
6033 #################################################
6034 # Sparc implicitly links with --relax, which is
6035 # incompatible with -r, so --no-relax should be
6036 # given. It does no harm to give it on other
6037 # platforms too.
6038
6039 # Note: the prototype is needed since QEMU_CFLAGS
6040 # contains -Wmissing-prototypes
6041 cat > $TMPC << EOF
6042 extern int foo(void);
6043 int foo(void) { return 0; }
6044 EOF
6045 if ! compile_object ""; then
6046 error_exit "Failed to compile object file for LD_REL_FLAGS test"
6047 fi
6048 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
6049 if do_cc -nostdlib $i -o $TMPMO $TMPO; then
6050 LD_REL_FLAGS=$i
6051 break
6052 fi
6053 done
6054 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
6055 feature_not_found "modules" "Cannot find how to build relocatable objects"
6056 fi
6057
6058 ##########################################
6059 # check for sysmacros.h
6060
6061 have_sysmacros=no
6062 cat > $TMPC << EOF
6063 #include <sys/sysmacros.h>
6064 int main(void) {
6065 return makedev(0, 0);
6066 }
6067 EOF
6068 if compile_prog "" "" ; then
6069 have_sysmacros=yes
6070 fi
6071
6072 ##########################################
6073 # Veritas HyperScale block driver VxHS
6074 # Check if libvxhs is installed
6075
6076 if test "$vxhs" != "no" ; then
6077 cat > $TMPC <<EOF
6078 #include <stdint.h>
6079 #include <qnio/qnio_api.h>
6080
6081 void *vxhs_callback;
6082
6083 int main(void) {
6084 iio_init(QNIO_VERSION, vxhs_callback);
6085 return 0;
6086 }
6087 EOF
6088 vxhs_libs="-lvxhs -lssl"
6089 if compile_prog "" "$vxhs_libs" ; then
6090 vxhs=yes
6091 else
6092 if test "$vxhs" = "yes" ; then
6093 feature_not_found "vxhs block device" "Install libvxhs See github"
6094 fi
6095 vxhs=no
6096 fi
6097 fi
6098
6099 ##########################################
6100 # check for _Static_assert()
6101
6102 have_static_assert=no
6103 cat > $TMPC << EOF
6104 _Static_assert(1, "success");
6105 int main(void) {
6106 return 0;
6107 }
6108 EOF
6109 if compile_prog "" "" ; then
6110 have_static_assert=yes
6111 fi
6112
6113 ##########################################
6114 # check for utmpx.h, it is missing e.g. on OpenBSD
6115
6116 have_utmpx=no
6117 cat > $TMPC << EOF
6118 #include <utmpx.h>
6119 struct utmpx user_info;
6120 int main(void) {
6121 return 0;
6122 }
6123 EOF
6124 if compile_prog "" "" ; then
6125 have_utmpx=yes
6126 fi
6127
6128 ##########################################
6129 # check for getrandom()
6130
6131 have_getrandom=no
6132 cat > $TMPC << EOF
6133 #include <sys/random.h>
6134 int main(void) {
6135 return getrandom(0, 0, GRND_NONBLOCK);
6136 }
6137 EOF
6138 if compile_prog "" "" ; then
6139 have_getrandom=yes
6140 fi
6141
6142 ##########################################
6143 # checks for sanitizers
6144
6145 have_asan=no
6146 have_ubsan=no
6147 have_asan_iface_h=no
6148 have_asan_iface_fiber=no
6149
6150 if test "$sanitizers" = "yes" ; then
6151 write_c_skeleton
6152 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6153 have_asan=yes
6154 fi
6155
6156 # we could use a simple skeleton for flags checks, but this also
6157 # detect the static linking issue of ubsan, see also:
6158 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6159 cat > $TMPC << EOF
6160 #include <stdlib.h>
6161 int main(void) {
6162 void *tmp = malloc(10);
6163 return *(int *)(tmp + 2);
6164 }
6165 EOF
6166 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6167 have_ubsan=yes
6168 fi
6169
6170 if check_include "sanitizer/asan_interface.h" ; then
6171 have_asan_iface_h=yes
6172 fi
6173
6174 cat > $TMPC << EOF
6175 #include <sanitizer/asan_interface.h>
6176 int main(void) {
6177 __sanitizer_start_switch_fiber(0, 0, 0);
6178 return 0;
6179 }
6180 EOF
6181 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6182 have_asan_iface_fiber=yes
6183 fi
6184 fi
6185
6186 ##########################################
6187 # checks for fuzzer
6188 if test "$fuzzing" = "yes" ; then
6189 write_c_fuzzer_skeleton
6190 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address,fuzzer" ""; then
6191 have_fuzzer=yes
6192 fi
6193 fi
6194
6195 ##########################################
6196 # check for libpmem
6197
6198 if test "$libpmem" != "no"; then
6199 if $pkg_config --exists "libpmem"; then
6200 libpmem="yes"
6201 libpmem_libs=$($pkg_config --libs libpmem)
6202 libpmem_cflags=$($pkg_config --cflags libpmem)
6203 libs_softmmu="$libs_softmmu $libpmem_libs"
6204 QEMU_CFLAGS="$QEMU_CFLAGS $libpmem_cflags"
6205 else
6206 if test "$libpmem" = "yes" ; then
6207 feature_not_found "libpmem" "Install nvml or pmdk"
6208 fi
6209 libpmem="no"
6210 fi
6211 fi
6212
6213 ##########################################
6214 # check for slirp
6215
6216 # slirp is only required when building softmmu targets
6217 if test -z "$slirp" -a "$softmmu" != "yes" ; then
6218 slirp="no"
6219 fi
6220
6221 case "$slirp" in
6222 "" | yes)
6223 if $pkg_config slirp; then
6224 slirp=system
6225 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6226 slirp=git
6227 elif test -e "${source_path}/slirp/Makefile" ; then
6228 slirp=internal
6229 elif test -z "$slirp" ; then
6230 slirp=no
6231 else
6232 feature_not_found "slirp" "Install slirp devel or git submodule"
6233 fi
6234 ;;
6235
6236 system)
6237 if ! $pkg_config slirp; then
6238 feature_not_found "slirp" "Install slirp devel"
6239 fi
6240 ;;
6241 esac
6242
6243 case "$slirp" in
6244 git | internal)
6245 if test "$slirp" = git; then
6246 git_submodules="${git_submodules} slirp"
6247 fi
6248 mkdir -p slirp
6249 slirp_cflags="-I\$(SRC_PATH)/slirp/src -I\$(BUILD_DIR)/slirp/src"
6250 slirp_libs="-L\$(BUILD_DIR)/slirp -lslirp"
6251 if test "$mingw32" = "yes" ; then
6252 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6253 fi
6254 ;;
6255
6256 system)
6257 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6258 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6259 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6260 ;;
6261
6262 no)
6263 ;;
6264 *)
6265 error_exit "Unknown state for slirp: $slirp"
6266 ;;
6267 esac
6268
6269
6270 ##########################################
6271 # End of CC checks
6272 # After here, no more $cc or $ld runs
6273
6274 write_c_skeleton
6275
6276 if test "$gcov" = "yes" ; then
6277 QEMU_CFLAGS="-fprofile-arcs -ftest-coverage -g $QEMU_CFLAGS"
6278 QEMU_LDFLAGS="-fprofile-arcs -ftest-coverage $QEMU_LDFLAGS"
6279 elif test "$fortify_source" = "yes" ; then
6280 CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
6281 elif test "$debug" = "no"; then
6282 CFLAGS="-O2 $CFLAGS"
6283 fi
6284
6285 if test "$have_asan" = "yes"; then
6286 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6287 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6288 if test "$have_asan_iface_h" = "no" ; then
6289 echo "ASAN build enabled, but ASAN header missing." \
6290 "Without code annotation, the report may be inferior."
6291 elif test "$have_asan_iface_fiber" = "no" ; then
6292 echo "ASAN build enabled, but ASAN header is too old." \
6293 "Without code annotation, the report may be inferior."
6294 fi
6295 fi
6296 if test "$have_ubsan" = "yes"; then
6297 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6298 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6299 fi
6300
6301 ##########################################
6302 # Do we have libnfs
6303 if test "$libnfs" != "no" ; then
6304 if $pkg_config --atleast-version=1.9.3 libnfs; then
6305 libnfs="yes"
6306 libnfs_libs=$($pkg_config --libs libnfs)
6307 else
6308 if test "$libnfs" = "yes" ; then
6309 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6310 fi
6311 libnfs="no"
6312 fi
6313 fi
6314
6315 ##########################################
6316 # Do we have libudev
6317 if test "$libudev" != "no" ; then
6318 if $pkg_config libudev && test "$static" != "yes"; then
6319 libudev="yes"
6320 libudev_libs=$($pkg_config --libs libudev)
6321 else
6322 libudev="no"
6323 fi
6324 fi
6325
6326 # Now we've finished running tests it's OK to add -Werror to the compiler flags
6327 if test "$werror" = "yes"; then
6328 QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
6329 fi
6330
6331 if test "$solaris" = "no" ; then
6332 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6333 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6334 fi
6335 fi
6336
6337 # test if pod2man has --utf8 option
6338 if pod2man --help | grep -q utf8; then
6339 POD2MAN="pod2man --utf8"
6340 else
6341 POD2MAN="pod2man"
6342 fi
6343
6344 # Use ASLR, no-SEH and DEP if available
6345 if test "$mingw32" = "yes" ; then
6346 for flag in --dynamicbase --no-seh --nxcompat; do
6347 if ld_has $flag ; then
6348 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6349 fi
6350 done
6351 fi
6352
6353 # Disable OpenBSD W^X if available
6354 if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6355 cat > $TMPC <<EOF
6356 int main(void) { return 0; }
6357 EOF
6358 wx_ldflags="-Wl,-z,wxneeded"
6359 if compile_prog "" "$wx_ldflags"; then
6360 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6361 fi
6362 fi
6363
6364 qemu_confdir=$sysconfdir$confsuffix
6365 qemu_moddir=$libdir$confsuffix
6366 qemu_datadir=$datadir$confsuffix
6367 qemu_localedir="$datadir/locale"
6368 qemu_icondir="$datadir/icons"
6369 qemu_desktopdir="$datadir/applications"
6370
6371 # We can only support ivshmem if we have eventfd
6372 if [ "$eventfd" = "yes" ]; then
6373 ivshmem=yes
6374 fi
6375
6376 tools=""
6377 if test "$want_tools" = "yes" ; then
6378 tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) qemu-edid\$(EXESUF) $tools"
6379 if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
6380 tools="qemu-nbd\$(EXESUF) qemu-storage-daemon\$(EXESUF) $tools"
6381 fi
6382 if [ "$ivshmem" = "yes" ]; then
6383 tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
6384 fi
6385 if [ "$curl" = "yes" ]; then
6386 tools="elf2dmp\$(EXESUF) $tools"
6387 fi
6388 fi
6389 if test "$softmmu" = yes ; then
6390 if test "$linux" = yes; then
6391 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6392 virtfs=yes
6393 tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
6394 else
6395 if test "$virtfs" = yes; then
6396 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6397 fi
6398 virtfs=no
6399 fi
6400 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6401 mpath=yes
6402 else
6403 if test "$mpath" = yes; then
6404 error_exit "Multipath requires libmpathpersist devel"
6405 fi
6406 mpath=no
6407 fi
6408 tools="$tools scsi/qemu-pr-helper\$(EXESUF)"
6409 else
6410 if test "$virtfs" = yes; then
6411 error_exit "VirtFS is supported only on Linux"
6412 fi
6413 virtfs=no
6414 if test "$mpath" = yes; then
6415 error_exit "Multipath is supported only on Linux"
6416 fi
6417 mpath=no
6418 fi
6419 if test "$xkbcommon" = "yes"; then
6420 tools="qemu-keymap\$(EXESUF) $tools"
6421 fi
6422 fi
6423
6424 # Probe for guest agent support/options
6425
6426 if [ "$guest_agent" != "no" ]; then
6427 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6428 guest_agent=no
6429 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6430 tools="qemu-ga\$(EXESUF) $tools"
6431 guest_agent=yes
6432 elif [ "$guest_agent" != yes ]; then
6433 guest_agent=no
6434 else
6435 error_exit "Guest agent is not supported on this platform"
6436 fi
6437 fi
6438
6439 # Guest agent Window MSI package
6440
6441 if test "$guest_agent" != yes; then
6442 if test "$guest_agent_msi" = yes; then
6443 error_exit "MSI guest agent package requires guest agent enabled"
6444 fi
6445 guest_agent_msi=no
6446 elif test "$mingw32" != "yes"; then
6447 if test "$guest_agent_msi" = "yes"; then
6448 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6449 fi
6450 guest_agent_msi=no
6451 elif ! has wixl; then
6452 if test "$guest_agent_msi" = "yes"; then
6453 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6454 fi
6455 guest_agent_msi=no
6456 else
6457 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6458 # disabled explicitly
6459 if test "$guest_agent_msi" != "no"; then
6460 guest_agent_msi=yes
6461 fi
6462 fi
6463
6464 if test "$guest_agent_msi" = "yes"; then
6465 if test "$guest_agent_with_vss" = "yes"; then
6466 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6467 fi
6468
6469 if test "$QEMU_GA_MANUFACTURER" = ""; then
6470 QEMU_GA_MANUFACTURER=QEMU
6471 fi
6472
6473 if test "$QEMU_GA_DISTRO" = ""; then
6474 QEMU_GA_DISTRO=Linux
6475 fi
6476
6477 if test "$QEMU_GA_VERSION" = ""; then
6478 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6479 fi
6480
6481 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6482
6483 case "$cpu" in
6484 x86_64)
6485 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6486 ;;
6487 i386)
6488 QEMU_GA_MSI_ARCH="-D Arch=32"
6489 ;;
6490 *)
6491 error_exit "CPU $cpu not supported for building installation package"
6492 ;;
6493 esac
6494 fi
6495
6496 # Mac OS X ships with a broken assembler
6497 roms=
6498 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6499 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6500 test "$softmmu" = yes ; then
6501 # Different host OS linkers have different ideas about the name of the ELF
6502 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6503 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6504 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6505 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6506 ld_i386_emulation="$emu"
6507 roms="optionrom"
6508 break
6509 fi
6510 done
6511 fi
6512
6513 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6514 if test "$cpu" = "s390x" ; then
6515 write_c_skeleton
6516 if compile_prog "-march=z900" ""; then
6517 roms="$roms s390-ccw"
6518 fi
6519 fi
6520
6521 # Check that the C++ compiler exists and works with the C compiler.
6522 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6523 if has $cxx; then
6524 cat > $TMPC <<EOF
6525 int c_function(void);
6526 int main(void) { return c_function(); }
6527 EOF
6528
6529 compile_object
6530
6531 cat > $TMPCXX <<EOF
6532 extern "C" {
6533 int c_function(void);
6534 }
6535 int c_function(void) { return 42; }
6536 EOF
6537
6538 update_cxxflags
6539
6540 if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6541 # C++ compiler $cxx works ok with C compiler $cc
6542 :
6543 else
6544 echo "C++ compiler $cxx does not work with C compiler $cc"
6545 echo "Disabling C++ specific optional code"
6546 cxx=
6547 fi
6548 else
6549 echo "No C++ compiler available; disabling C++ specific optional code"
6550 cxx=
6551 fi
6552
6553 echo_version() {
6554 if test "$1" = "yes" ; then
6555 echo "($2)"
6556 fi
6557 }
6558
6559 # prepend pixman and ftd flags after all config tests are done
6560 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
6561 QEMU_LDFLAGS="$fdt_ldflags $QEMU_LDFLAGS"
6562 libs_softmmu="$pixman_libs $libs_softmmu"
6563
6564 echo "Install prefix $prefix"
6565 echo "BIOS directory $(eval echo $qemu_datadir)"
6566 echo "firmware path $(eval echo $firmwarepath)"
6567 echo "binary directory $(eval echo $bindir)"
6568 echo "library directory $(eval echo $libdir)"
6569 echo "module directory $(eval echo $qemu_moddir)"
6570 echo "libexec directory $(eval echo $libexecdir)"
6571 echo "include directory $(eval echo $includedir)"
6572 echo "config directory $(eval echo $sysconfdir)"
6573 if test "$mingw32" = "no" ; then
6574 echo "local state directory $(eval echo $local_statedir)"
6575 echo "Manual directory $(eval echo $mandir)"
6576 echo "ELF interp prefix $interp_prefix"
6577 else
6578 echo "local state directory queried at runtime"
6579 echo "Windows SDK $win_sdk"
6580 fi
6581 echo "Build directory $(pwd)"
6582 echo "Source path $source_path"
6583 echo "GIT binary $git"
6584 echo "GIT submodules $git_submodules"
6585 echo "C compiler $cc"
6586 echo "Host C compiler $host_cc"
6587 echo "C++ compiler $cxx"
6588 echo "Objective-C compiler $objcc"
6589 echo "ARFLAGS $ARFLAGS"
6590 echo "CFLAGS $CFLAGS"
6591 echo "QEMU_CFLAGS $QEMU_CFLAGS"
6592 echo "QEMU_LDFLAGS $QEMU_LDFLAGS"
6593 echo "make $make"
6594 echo "install $install"
6595 echo "python $python ($python_version)"
6596 if test "$docs" != "no"; then
6597 echo "sphinx-build $sphinx_build"
6598 fi
6599 echo "genisoimage $genisoimage"
6600 echo "slirp support $slirp $(echo_version $slirp $slirp_version)"
6601 if test "$slirp" != "no" ; then
6602 echo "smbd $smbd"
6603 fi
6604 echo "module support $modules"
6605 echo "alt path mod load $module_upgrades"
6606 echo "host CPU $cpu"
6607 echo "host big endian $bigendian"
6608 echo "target list $target_list"
6609 echo "gprof enabled $gprof"
6610 echo "sparse enabled $sparse"
6611 echo "strip binaries $strip_opt"
6612 echo "profiler $profiler"
6613 echo "static build $static"
6614 if test "$darwin" = "yes" ; then
6615 echo "Cocoa support $cocoa"
6616 fi
6617 echo "SDL support $sdl $(echo_version $sdl $sdlversion)"
6618 echo "SDL image support $sdl_image"
6619 echo "GTK support $gtk $(echo_version $gtk $gtk_version)"
6620 echo "GTK GL support $gtk_gl"
6621 echo "VTE support $vte $(echo_version $vte $vteversion)"
6622 echo "TLS priority $tls_priority"
6623 echo "GNUTLS support $gnutls"
6624 echo "libgcrypt $gcrypt"
6625 if test "$gcrypt" = "yes"
6626 then
6627 echo " hmac $gcrypt_hmac"
6628 echo " XTS $gcrypt_xts"
6629 fi
6630 echo "nettle $nettle $(echo_version $nettle $nettle_version)"
6631 if test "$nettle" = "yes"
6632 then
6633 echo " XTS $nettle_xts"
6634 fi
6635 echo "libtasn1 $tasn1"
6636 echo "PAM $auth_pam"
6637 echo "iconv support $iconv"
6638 echo "curses support $curses"
6639 echo "virgl support $virglrenderer $(echo_version $virglrenderer $virgl_version)"
6640 echo "curl support $curl"
6641 echo "mingw32 support $mingw32"
6642 echo "Audio drivers $audio_drv_list"
6643 echo "Block whitelist (rw) $block_drv_rw_whitelist"
6644 echo "Block whitelist (ro) $block_drv_ro_whitelist"
6645 echo "VirtFS support $virtfs"
6646 echo "Multipath support $mpath"
6647 echo "VNC support $vnc"
6648 if test "$vnc" = "yes" ; then
6649 echo "VNC SASL support $vnc_sasl"
6650 echo "VNC JPEG support $vnc_jpeg"
6651 echo "VNC PNG support $vnc_png"
6652 fi
6653 echo "xen support $xen"
6654 if test "$xen" = "yes" ; then
6655 echo "xen ctrl version $xen_ctrl_version"
6656 fi
6657 echo "brlapi support $brlapi"
6658 echo "Documentation $docs"
6659 echo "PIE $pie"
6660 echo "vde support $vde"
6661 echo "netmap support $netmap"
6662 echo "Linux AIO support $linux_aio"
6663 echo "Linux io_uring support $linux_io_uring"
6664 echo "ATTR/XATTR support $attr"
6665 echo "Install blobs $blobs"
6666 echo "KVM support $kvm"
6667 echo "HAX support $hax"
6668 echo "HVF support $hvf"
6669 echo "WHPX support $whpx"
6670 echo "TCG support $tcg"
6671 if test "$tcg" = "yes" ; then
6672 echo "TCG debug enabled $debug_tcg"
6673 echo "TCG interpreter $tcg_interpreter"
6674 fi
6675 echo "malloc trim support $malloc_trim"
6676 echo "RDMA support $rdma"
6677 echo "PVRDMA support $pvrdma"
6678 echo "fdt support $fdt"
6679 echo "membarrier $membarrier"
6680 echo "preadv support $preadv"
6681 echo "fdatasync $fdatasync"
6682 echo "madvise $madvise"
6683 echo "posix_madvise $posix_madvise"
6684 echo "posix_memalign $posix_memalign"
6685 echo "libcap-ng support $cap_ng"
6686 echo "vhost-net support $vhost_net"
6687 echo "vhost-crypto support $vhost_crypto"
6688 echo "vhost-scsi support $vhost_scsi"
6689 echo "vhost-vsock support $vhost_vsock"
6690 echo "vhost-user support $vhost_user"
6691 echo "vhost-user-fs support $vhost_user_fs"
6692 echo "Trace backends $trace_backends"
6693 if have_backend "simple"; then
6694 echo "Trace output file $trace_file-<pid>"
6695 fi
6696 echo "spice support $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
6697 echo "rbd support $rbd"
6698 echo "xfsctl support $xfs"
6699 echo "smartcard support $smartcard"
6700 echo "libusb $libusb"
6701 echo "usb net redir $usb_redir"
6702 echo "OpenGL support $opengl"
6703 echo "OpenGL dmabufs $opengl_dmabuf"
6704 echo "libiscsi support $libiscsi"
6705 echo "libnfs support $libnfs"
6706 echo "build guest agent $guest_agent"
6707 echo "QGA VSS support $guest_agent_with_vss"
6708 echo "QGA w32 disk info $guest_agent_ntddscsi"
6709 echo "QGA MSI support $guest_agent_msi"
6710 echo "seccomp support $seccomp"
6711 echo "coroutine backend $coroutine"
6712 echo "coroutine pool $coroutine_pool"
6713 echo "debug stack usage $debug_stack_usage"
6714 echo "mutex debugging $debug_mutex"
6715 echo "crypto afalg $crypto_afalg"
6716 echo "GlusterFS support $glusterfs"
6717 echo "gcov $gcov_tool"
6718 echo "gcov enabled $gcov"
6719 echo "TPM support $tpm"
6720 echo "libssh support $libssh"
6721 echo "QOM debugging $qom_cast_debug"
6722 echo "Live block migration $live_block_migration"
6723 echo "lzo support $lzo"
6724 echo "snappy support $snappy"
6725 echo "bzip2 support $bzip2"
6726 echo "lzfse support $lzfse"
6727 echo "zstd support $zstd"
6728 echo "NUMA host support $numa"
6729 echo "libxml2 $libxml2"
6730 echo "tcmalloc support $tcmalloc"
6731 echo "jemalloc support $jemalloc"
6732 echo "avx2 optimization $avx2_opt"
6733 echo "avx512f optimization $avx512f_opt"
6734 echo "replication support $replication"
6735 echo "VxHS block device $vxhs"
6736 echo "bochs support $bochs"
6737 echo "cloop support $cloop"
6738 echo "dmg support $dmg"
6739 echo "qcow v1 support $qcow1"
6740 echo "vdi support $vdi"
6741 echo "vvfat support $vvfat"
6742 echo "qed support $qed"
6743 echo "parallels support $parallels"
6744 echo "sheepdog support $sheepdog"
6745 echo "capstone $capstone"
6746 echo "libpmem support $libpmem"
6747 echo "libudev $libudev"
6748 echo "default devices $default_devices"
6749 echo "plugin support $plugins"
6750 echo "fuzzing support $fuzzing"
6751 echo "gdb $gdb_bin"
6752
6753 if test "$supported_cpu" = "no"; then
6754 echo
6755 echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
6756 echo
6757 echo "CPU host architecture $cpu support is not currently maintained."
6758 echo "The QEMU project intends to remove support for this host CPU in"
6759 echo "a future release if nobody volunteers to maintain it and to"
6760 echo "provide a build host for our continuous integration setup."
6761 echo "configure has succeeded and you can continue to build, but"
6762 echo "if you care about QEMU on this platform you should contact"
6763 echo "us upstream at qemu-devel@nongnu.org."
6764 fi
6765
6766 if test "$supported_os" = "no"; then
6767 echo
6768 echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
6769 echo
6770 echo "Host OS $targetos support is not currently maintained."
6771 echo "The QEMU project intends to remove support for this host OS in"
6772 echo "a future release if nobody volunteers to maintain it and to"
6773 echo "provide a build host for our continuous integration setup."
6774 echo "configure has succeeded and you can continue to build, but"
6775 echo "if you care about QEMU on this platform you should contact"
6776 echo "us upstream at qemu-devel@nongnu.org."
6777 fi
6778
6779 config_host_mak="config-host.mak"
6780
6781 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
6782
6783 echo "# Automatically generated by configure - do not modify" > $config_host_mak
6784 echo >> $config_host_mak
6785
6786 echo all: >> $config_host_mak
6787 echo "prefix=$prefix" >> $config_host_mak
6788 echo "bindir=$bindir" >> $config_host_mak
6789 echo "libdir=$libdir" >> $config_host_mak
6790 echo "libexecdir=$libexecdir" >> $config_host_mak
6791 echo "includedir=$includedir" >> $config_host_mak
6792 echo "mandir=$mandir" >> $config_host_mak
6793 echo "sysconfdir=$sysconfdir" >> $config_host_mak
6794 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6795 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6796 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6797 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
6798 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6799 if test "$mingw32" = "no" ; then
6800 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6801 fi
6802 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6803 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6804 echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6805 echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6806 echo "libs_cpu=$libs_cpu" >> $config_host_mak
6807 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
6808 echo "GIT=$git" >> $config_host_mak
6809 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6810 echo "GIT_UPDATE=$git_update" >> $config_host_mak
6811
6812 echo "ARCH=$ARCH" >> $config_host_mak
6813
6814 if test "$default_devices" = "yes" ; then
6815 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6816 else
6817 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6818 fi
6819 if test "$debug_tcg" = "yes" ; then
6820 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6821 fi
6822 if test "$strip_opt" = "yes" ; then
6823 echo "STRIP=${strip}" >> $config_host_mak
6824 fi
6825 if test "$bigendian" = "yes" ; then
6826 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6827 fi
6828 if test "$mingw32" = "yes" ; then
6829 echo "CONFIG_WIN32=y" >> $config_host_mak
6830 rc_version=$(cat $source_path/VERSION)
6831 version_major=${rc_version%%.*}
6832 rc_version=${rc_version#*.}
6833 version_minor=${rc_version%%.*}
6834 rc_version=${rc_version#*.}
6835 version_subminor=${rc_version%%.*}
6836 version_micro=0
6837 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6838 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6839 if test "$guest_agent_with_vss" = "yes" ; then
6840 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6841 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6842 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6843 fi
6844 if test "$guest_agent_ntddscsi" = "yes" ; then
6845 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
6846 fi
6847 if test "$guest_agent_msi" = "yes"; then
6848 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
6849 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
6850 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
6851 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
6852 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
6853 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
6854 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
6855 fi
6856 else
6857 echo "CONFIG_POSIX=y" >> $config_host_mak
6858 fi
6859
6860 if test "$linux" = "yes" ; then
6861 echo "CONFIG_LINUX=y" >> $config_host_mak
6862 fi
6863
6864 if test "$darwin" = "yes" ; then
6865 echo "CONFIG_DARWIN=y" >> $config_host_mak
6866 fi
6867
6868 if test "$solaris" = "yes" ; then
6869 echo "CONFIG_SOLARIS=y" >> $config_host_mak
6870 fi
6871 if test "$haiku" = "yes" ; then
6872 echo "CONFIG_HAIKU=y" >> $config_host_mak
6873 fi
6874 if test "$static" = "yes" ; then
6875 echo "CONFIG_STATIC=y" >> $config_host_mak
6876 fi
6877 if test "$profiler" = "yes" ; then
6878 echo "CONFIG_PROFILER=y" >> $config_host_mak
6879 fi
6880 if test "$want_tools" = "yes" ; then
6881 echo "CONFIG_TOOLS=y" >> $config_host_mak
6882 fi
6883 if test "$slirp" != "no"; then
6884 echo "CONFIG_SLIRP=y" >> $config_host_mak
6885 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
6886 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
6887 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
6888 fi
6889 if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
6890 echo "config-host.h: slirp/all" >> $config_host_mak
6891 fi
6892 if test "$vde" = "yes" ; then
6893 echo "CONFIG_VDE=y" >> $config_host_mak
6894 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6895 fi
6896 if test "$netmap" = "yes" ; then
6897 echo "CONFIG_NETMAP=y" >> $config_host_mak
6898 fi
6899 if test "$l2tpv3" = "yes" ; then
6900 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6901 fi
6902 if test "$gprof" = "yes" ; then
6903 echo "CONFIG_GPROF=y" >> $config_host_mak
6904 fi
6905 if test "$cap_ng" = "yes" ; then
6906 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
6907 fi
6908 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6909 for drv in $audio_drv_list; do
6910 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6911 case "$drv" in
6912 alsa | oss | pa | sdl)
6913 echo "$def=m" >> $config_host_mak ;;
6914 *)
6915 echo "$def=y" >> $config_host_mak ;;
6916 esac
6917 done
6918 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6919 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6920 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6921 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6922 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6923 echo "JACK_LIBS=$jack_libs" >> $config_host_mak
6924 if test "$audio_win_int" = "yes" ; then
6925 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6926 fi
6927 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6928 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6929 if test "$vnc" = "yes" ; then
6930 echo "CONFIG_VNC=y" >> $config_host_mak
6931 fi
6932 if test "$vnc_sasl" = "yes" ; then
6933 echo "CONFIG_VNC_SASL=y" >> $config_host_mak
6934 fi
6935 if test "$vnc_jpeg" = "yes" ; then
6936 echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
6937 fi
6938 if test "$vnc_png" = "yes" ; then
6939 echo "CONFIG_VNC_PNG=y" >> $config_host_mak
6940 fi
6941 if test "$xkbcommon" = "yes" ; then
6942 echo "XKBCOMMON_CFLAGS=$xkbcommon_cflags" >> $config_host_mak
6943 echo "XKBCOMMON_LIBS=$xkbcommon_libs" >> $config_host_mak
6944 fi
6945 if test "$xfs" = "yes" ; then
6946 echo "CONFIG_XFS=y" >> $config_host_mak
6947 fi
6948 qemu_version=$(head $source_path/VERSION)
6949 echo "VERSION=$qemu_version" >>$config_host_mak
6950 echo "PKGVERSION=$pkgversion" >>$config_host_mak
6951 echo "SRC_PATH=$source_path" >> $config_host_mak
6952 echo "TARGET_DIRS=$target_list" >> $config_host_mak
6953 if [ "$docs" = "yes" ] ; then
6954 echo "BUILD_DOCS=yes" >> $config_host_mak
6955 fi
6956 if test "$modules" = "yes"; then
6957 # $shacmd can generate a hash started with digit, which the compiler doesn't
6958 # like as an symbol. So prefix it with an underscore
6959 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6960 echo "CONFIG_MODULES=y" >> $config_host_mak
6961 fi
6962 if test "$module_upgrades" = "yes"; then
6963 echo "CONFIG_MODULE_UPGRADES=y" >> $config_host_mak
6964 fi
6965 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
6966 echo "CONFIG_X11=y" >> $config_host_mak
6967 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
6968 echo "X11_LIBS=$x11_libs" >> $config_host_mak
6969 fi
6970 if test "$sdl" = "yes" ; then
6971 echo "CONFIG_SDL=m" >> $config_host_mak
6972 echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
6973 echo "SDL_LIBS=$sdl_libs" >> $config_host_mak
6974 if test "$sdl_image" = "yes" ; then
6975 echo "CONFIG_SDL_IMAGE=y" >> $config_host_mak
6976 fi
6977 fi
6978 if test "$cocoa" = "yes" ; then
6979 echo "CONFIG_COCOA=y" >> $config_host_mak
6980 fi
6981 if test "$iconv" = "yes" ; then
6982 echo "CONFIG_ICONV=y" >> $config_host_mak
6983 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
6984 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
6985 fi
6986 if test "$curses" = "yes" ; then
6987 echo "CONFIG_CURSES=m" >> $config_host_mak
6988 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
6989 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
6990 fi
6991 if test "$pipe2" = "yes" ; then
6992 echo "CONFIG_PIPE2=y" >> $config_host_mak
6993 fi
6994 if test "$accept4" = "yes" ; then
6995 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
6996 fi
6997 if test "$splice" = "yes" ; then
6998 echo "CONFIG_SPLICE=y" >> $config_host_mak
6999 fi
7000 if test "$eventfd" = "yes" ; then
7001 echo "CONFIG_EVENTFD=y" >> $config_host_mak
7002 fi
7003 if test "$memfd" = "yes" ; then
7004 echo "CONFIG_MEMFD=y" >> $config_host_mak
7005 fi
7006 if test "$have_usbfs" = "yes" ; then
7007 echo "CONFIG_USBFS=y" >> $config_host_mak
7008 fi
7009 if test "$fallocate" = "yes" ; then
7010 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
7011 fi
7012 if test "$fallocate_punch_hole" = "yes" ; then
7013 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
7014 fi
7015 if test "$fallocate_zero_range" = "yes" ; then
7016 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
7017 fi
7018 if test "$posix_fallocate" = "yes" ; then
7019 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
7020 fi
7021 if test "$sync_file_range" = "yes" ; then
7022 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
7023 fi
7024 if test "$fiemap" = "yes" ; then
7025 echo "CONFIG_FIEMAP=y" >> $config_host_mak
7026 fi
7027 if test "$dup3" = "yes" ; then
7028 echo "CONFIG_DUP3=y" >> $config_host_mak
7029 fi
7030 if test "$ppoll" = "yes" ; then
7031 echo "CONFIG_PPOLL=y" >> $config_host_mak
7032 fi
7033 if test "$prctl_pr_set_timerslack" = "yes" ; then
7034 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
7035 fi
7036 if test "$epoll" = "yes" ; then
7037 echo "CONFIG_EPOLL=y" >> $config_host_mak
7038 fi
7039 if test "$epoll_create1" = "yes" ; then
7040 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
7041 fi
7042 if test "$sendfile" = "yes" ; then
7043 echo "CONFIG_SENDFILE=y" >> $config_host_mak
7044 fi
7045 if test "$timerfd" = "yes" ; then
7046 echo "CONFIG_TIMERFD=y" >> $config_host_mak
7047 fi
7048 if test "$setns" = "yes" ; then
7049 echo "CONFIG_SETNS=y" >> $config_host_mak
7050 fi
7051 if test "$clock_adjtime" = "yes" ; then
7052 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
7053 fi
7054 if test "$syncfs" = "yes" ; then
7055 echo "CONFIG_SYNCFS=y" >> $config_host_mak
7056 fi
7057 if test "$kcov" = "yes" ; then
7058 echo "CONFIG_KCOV=y" >> $config_host_mak
7059 fi
7060 if test "$inotify" = "yes" ; then
7061 echo "CONFIG_INOTIFY=y" >> $config_host_mak
7062 fi
7063 if test "$inotify1" = "yes" ; then
7064 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
7065 fi
7066 if test "$sem_timedwait" = "yes" ; then
7067 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
7068 fi
7069 if test "$strchrnul" = "yes" ; then
7070 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
7071 fi
7072 if test "$st_atim" = "yes" ; then
7073 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
7074 fi
7075 if test "$byteswap_h" = "yes" ; then
7076 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
7077 fi
7078 if test "$bswap_h" = "yes" ; then
7079 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
7080 fi
7081 if test "$curl" = "yes" ; then
7082 echo "CONFIG_CURL=m" >> $config_host_mak
7083 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
7084 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
7085 fi
7086 if test "$brlapi" = "yes" ; then
7087 echo "CONFIG_BRLAPI=y" >> $config_host_mak
7088 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
7089 fi
7090 if test "$gtk" = "yes" ; then
7091 echo "CONFIG_GTK=m" >> $config_host_mak
7092 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
7093 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
7094 if test "$gtk_gl" = "yes" ; then
7095 echo "CONFIG_GTK_GL=y" >> $config_host_mak
7096 fi
7097 fi
7098 if test "$gio" = "yes" ; then
7099 echo "CONFIG_GIO=y" >> $config_host_mak
7100 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
7101 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
7102 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
7103 fi
7104 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
7105 if test "$gnutls" = "yes" ; then
7106 echo "CONFIG_GNUTLS=y" >> $config_host_mak
7107 fi
7108 if test "$gcrypt" = "yes" ; then
7109 echo "CONFIG_GCRYPT=y" >> $config_host_mak
7110 if test "$gcrypt_hmac" = "yes" ; then
7111 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
7112 fi
7113 fi
7114 if test "$nettle" = "yes" ; then
7115 echo "CONFIG_NETTLE=y" >> $config_host_mak
7116 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
7117 fi
7118 if test "$qemu_private_xts" = "yes" ; then
7119 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
7120 fi
7121 if test "$tasn1" = "yes" ; then
7122 echo "CONFIG_TASN1=y" >> $config_host_mak
7123 fi
7124 if test "$auth_pam" = "yes" ; then
7125 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
7126 fi
7127 if test "$have_ifaddrs_h" = "yes" ; then
7128 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
7129 fi
7130 if test "$have_broken_size_max" = "yes" ; then
7131 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
7132 fi
7133
7134 # Work around a system header bug with some kernel/XFS header
7135 # versions where they both try to define 'struct fsxattr':
7136 # xfs headers will not try to redefine structs from linux headers
7137 # if this macro is set.
7138 if test "$have_fsxattr" = "yes" ; then
7139 echo "HAVE_FSXATTR=y" >> $config_host_mak
7140 fi
7141 if test "$have_copy_file_range" = "yes" ; then
7142 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
7143 fi
7144 if test "$vte" = "yes" ; then
7145 echo "CONFIG_VTE=y" >> $config_host_mak
7146 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
7147 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
7148 fi
7149 if test "$virglrenderer" = "yes" ; then
7150 echo "CONFIG_VIRGL=y" >> $config_host_mak
7151 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
7152 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
7153 fi
7154 if test "$xen" = "yes" ; then
7155 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
7156 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
7157 fi
7158 if test "$linux_aio" = "yes" ; then
7159 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
7160 fi
7161 if test "$linux_io_uring" = "yes" ; then
7162 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
7163 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
7164 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
7165 fi
7166 if test "$attr" = "yes" ; then
7167 echo "CONFIG_ATTR=y" >> $config_host_mak
7168 fi
7169 if test "$libattr" = "yes" ; then
7170 echo "CONFIG_LIBATTR=y" >> $config_host_mak
7171 fi
7172 if test "$virtfs" = "yes" ; then
7173 echo "CONFIG_VIRTFS=y" >> $config_host_mak
7174 fi
7175 if test "$mpath" = "yes" ; then
7176 echo "CONFIG_MPATH=y" >> $config_host_mak
7177 if test "$mpathpersist_new_api" = "yes"; then
7178 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
7179 fi
7180 fi
7181 if test "$vhost_scsi" = "yes" ; then
7182 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
7183 fi
7184 if test "$vhost_net" = "yes" ; then
7185 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
7186 fi
7187 if test "$vhost_net_user" = "yes" ; then
7188 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
7189 fi
7190 if test "$vhost_crypto" = "yes" ; then
7191 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
7192 fi
7193 if test "$vhost_vsock" = "yes" ; then
7194 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
7195 fi
7196 if test "$vhost_kernel" = "yes" ; then
7197 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
7198 fi
7199 if test "$vhost_user" = "yes" ; then
7200 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
7201 fi
7202 if test "$vhost_user_fs" = "yes" ; then
7203 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
7204 fi
7205 if test "$blobs" = "yes" ; then
7206 echo "INSTALL_BLOBS=yes" >> $config_host_mak
7207 fi
7208 if test "$iovec" = "yes" ; then
7209 echo "CONFIG_IOVEC=y" >> $config_host_mak
7210 fi
7211 if test "$preadv" = "yes" ; then
7212 echo "CONFIG_PREADV=y" >> $config_host_mak
7213 fi
7214 if test "$fdt" != "no" ; then
7215 echo "CONFIG_FDT=y" >> $config_host_mak
7216 fi
7217 if test "$membarrier" = "yes" ; then
7218 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
7219 fi
7220 if test "$signalfd" = "yes" ; then
7221 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
7222 fi
7223 if test "$optreset" = "yes" ; then
7224 echo "HAVE_OPTRESET=y" >> $config_host_mak
7225 fi
7226 if test "$tcg" = "yes"; then
7227 echo "CONFIG_TCG=y" >> $config_host_mak
7228 if test "$tcg_interpreter" = "yes" ; then
7229 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
7230 fi
7231 fi
7232 if test "$fdatasync" = "yes" ; then
7233 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
7234 fi
7235 if test "$madvise" = "yes" ; then
7236 echo "CONFIG_MADVISE=y" >> $config_host_mak
7237 fi
7238 if test "$posix_madvise" = "yes" ; then
7239 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
7240 fi
7241 if test "$posix_memalign" = "yes" ; then
7242 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
7243 fi
7244
7245 if test "$spice" = "yes" ; then
7246 echo "CONFIG_SPICE=y" >> $config_host_mak
7247 fi
7248
7249 if test "$smartcard" = "yes" ; then
7250 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
7251 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7252 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7253 fi
7254
7255 if test "$libusb" = "yes" ; then
7256 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7257 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7258 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7259 fi
7260
7261 if test "$usb_redir" = "yes" ; then
7262 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7263 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7264 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7265 fi
7266
7267 if test "$opengl" = "yes" ; then
7268 echo "CONFIG_OPENGL=y" >> $config_host_mak
7269 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7270 if test "$opengl_dmabuf" = "yes" ; then
7271 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7272 fi
7273 fi
7274
7275 if test "$gbm" = "yes" ; then
7276 echo "CONFIG_GBM=y" >> $config_host_mak
7277 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7278 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7279 fi
7280
7281
7282 if test "$malloc_trim" = "yes" ; then
7283 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7284 fi
7285
7286 if test "$avx2_opt" = "yes" ; then
7287 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7288 fi
7289
7290 if test "$avx512f_opt" = "yes" ; then
7291 echo "CONFIG_AVX512F_OPT=y" >> $config_host_mak
7292 fi
7293
7294 if test "$lzo" = "yes" ; then
7295 echo "CONFIG_LZO=y" >> $config_host_mak
7296 fi
7297
7298 if test "$snappy" = "yes" ; then
7299 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7300 fi
7301
7302 if test "$bzip2" = "yes" ; then
7303 echo "CONFIG_BZIP2=y" >> $config_host_mak
7304 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7305 fi
7306
7307 if test "$lzfse" = "yes" ; then
7308 echo "CONFIG_LZFSE=y" >> $config_host_mak
7309 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7310 fi
7311
7312 if test "$zstd" = "yes" ; then
7313 echo "CONFIG_ZSTD=y" >> $config_host_mak
7314 fi
7315
7316 if test "$libiscsi" = "yes" ; then
7317 echo "CONFIG_LIBISCSI=m" >> $config_host_mak
7318 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7319 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7320 fi
7321
7322 if test "$libnfs" = "yes" ; then
7323 echo "CONFIG_LIBNFS=m" >> $config_host_mak
7324 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7325 fi
7326
7327 if test "$seccomp" = "yes"; then
7328 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7329 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7330 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7331 fi
7332
7333 # XXX: suppress that
7334 if [ "$bsd" = "yes" ] ; then
7335 echo "CONFIG_BSD=y" >> $config_host_mak
7336 fi
7337
7338 if test "$localtime_r" = "yes" ; then
7339 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7340 fi
7341 if test "$qom_cast_debug" = "yes" ; then
7342 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7343 fi
7344 if test "$rbd" = "yes" ; then
7345 echo "CONFIG_RBD=m" >> $config_host_mak
7346 echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
7347 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7348 fi
7349
7350 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7351 if test "$coroutine_pool" = "yes" ; then
7352 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7353 else
7354 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7355 fi
7356
7357 if test "$debug_stack_usage" = "yes" ; then
7358 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7359 fi
7360
7361 if test "$crypto_afalg" = "yes" ; then
7362 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7363 fi
7364
7365 if test "$open_by_handle_at" = "yes" ; then
7366 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7367 fi
7368
7369 if test "$linux_magic_h" = "yes" ; then
7370 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7371 fi
7372
7373 if test "$pragma_diagnostic_available" = "yes" ; then
7374 echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
7375 fi
7376
7377 if test "$valgrind_h" = "yes" ; then
7378 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7379 fi
7380
7381 if test "$have_asan_iface_fiber" = "yes" ; then
7382 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7383 fi
7384
7385 if test "$has_environ" = "yes" ; then
7386 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7387 fi
7388
7389 if test "$cpuid_h" = "yes" ; then
7390 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7391 fi
7392
7393 if test "$int128" = "yes" ; then
7394 echo "CONFIG_INT128=y" >> $config_host_mak
7395 fi
7396
7397 if test "$atomic128" = "yes" ; then
7398 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7399 fi
7400
7401 if test "$cmpxchg128" = "yes" ; then
7402 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7403 fi
7404
7405 if test "$atomic64" = "yes" ; then
7406 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7407 fi
7408
7409 if test "$attralias" = "yes" ; then
7410 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7411 fi
7412
7413 if test "$getauxval" = "yes" ; then
7414 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7415 fi
7416
7417 if test "$glusterfs" = "yes" ; then
7418 echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
7419 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7420 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7421 fi
7422
7423 if test "$glusterfs_xlator_opt" = "yes" ; then
7424 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7425 fi
7426
7427 if test "$glusterfs_discard" = "yes" ; then
7428 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7429 fi
7430
7431 if test "$glusterfs_fallocate" = "yes" ; then
7432 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7433 fi
7434
7435 if test "$glusterfs_zerofill" = "yes" ; then
7436 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7437 fi
7438
7439 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7440 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7441 fi
7442
7443 if test "$glusterfs_iocb_has_stat" = "yes" ; then
7444 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7445 fi
7446
7447 if test "$libssh" = "yes" ; then
7448 echo "CONFIG_LIBSSH=m" >> $config_host_mak
7449 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7450 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7451 fi
7452
7453 if test "$live_block_migration" = "yes" ; then
7454 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7455 fi
7456
7457 if test "$tpm" = "yes"; then
7458 echo 'CONFIG_TPM=y' >> $config_host_mak
7459 fi
7460
7461 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7462 if have_backend "nop"; then
7463 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7464 fi
7465 if have_backend "simple"; then
7466 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7467 # Set the appropriate trace file.
7468 trace_file="\"$trace_file-\" FMT_pid"
7469 fi
7470 if have_backend "log"; then
7471 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7472 fi
7473 if have_backend "ust"; then
7474 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7475 fi
7476 if have_backend "dtrace"; then
7477 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7478 if test "$trace_backend_stap" = "yes" ; then
7479 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7480 fi
7481 fi
7482 if have_backend "ftrace"; then
7483 if test "$linux" = "yes" ; then
7484 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7485 else
7486 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7487 fi
7488 fi
7489 if have_backend "syslog"; then
7490 if test "$posix_syslog" = "yes" ; then
7491 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7492 else
7493 feature_not_found "syslog(trace backend)" "syslog not available"
7494 fi
7495 fi
7496 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7497
7498 if test "$rdma" = "yes" ; then
7499 echo "CONFIG_RDMA=y" >> $config_host_mak
7500 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7501 fi
7502
7503 if test "$pvrdma" = "yes" ; then
7504 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7505 fi
7506
7507 if test "$have_rtnetlink" = "yes" ; then
7508 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7509 fi
7510
7511 if test "$libxml2" = "yes" ; then
7512 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7513 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7514 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7515 fi
7516
7517 if test "$replication" = "yes" ; then
7518 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7519 fi
7520
7521 if test "$have_af_vsock" = "yes" ; then
7522 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7523 fi
7524
7525 if test "$have_sysmacros" = "yes" ; then
7526 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7527 fi
7528
7529 if test "$have_static_assert" = "yes" ; then
7530 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7531 fi
7532
7533 if test "$have_utmpx" = "yes" ; then
7534 echo "HAVE_UTMPX=y" >> $config_host_mak
7535 fi
7536 if test "$have_getrandom" = "yes" ; then
7537 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7538 fi
7539 if test "$ivshmem" = "yes" ; then
7540 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7541 fi
7542 if test "$capstone" != "no" ; then
7543 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7544 fi
7545 if test "$debug_mutex" = "yes" ; then
7546 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7547 fi
7548
7549 # Hold two types of flag:
7550 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7551 # a thread we have a handle to
7552 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7553 # platform
7554 if test "$pthread_setname_np_w_tid" = "yes" ; then
7555 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7556 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7557 elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7558 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7559 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7560 fi
7561
7562 if test "$vxhs" = "yes" ; then
7563 echo "CONFIG_VXHS=y" >> $config_host_mak
7564 echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
7565 fi
7566
7567 if test "$libpmem" = "yes" ; then
7568 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7569 fi
7570
7571 if test "$bochs" = "yes" ; then
7572 echo "CONFIG_BOCHS=y" >> $config_host_mak
7573 fi
7574 if test "$cloop" = "yes" ; then
7575 echo "CONFIG_CLOOP=y" >> $config_host_mak
7576 fi
7577 if test "$dmg" = "yes" ; then
7578 echo "CONFIG_DMG=y" >> $config_host_mak
7579 fi
7580 if test "$qcow1" = "yes" ; then
7581 echo "CONFIG_QCOW1=y" >> $config_host_mak
7582 fi
7583 if test "$vdi" = "yes" ; then
7584 echo "CONFIG_VDI=y" >> $config_host_mak
7585 fi
7586 if test "$vvfat" = "yes" ; then
7587 echo "CONFIG_VVFAT=y" >> $config_host_mak
7588 fi
7589 if test "$qed" = "yes" ; then
7590 echo "CONFIG_QED=y" >> $config_host_mak
7591 fi
7592 if test "$parallels" = "yes" ; then
7593 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7594 fi
7595 if test "$sheepdog" = "yes" ; then
7596 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7597 fi
7598 if test "$fuzzing" = "yes" ; then
7599 if test "$have_fuzzer" = "yes"; then
7600 FUZZ_LDFLAGS=" -fsanitize=address,fuzzer"
7601 FUZZ_CFLAGS=" -fsanitize=address,fuzzer"
7602 CFLAGS=" -fsanitize=address,fuzzer-no-link"
7603 else
7604 error_exit "Your compiler doesn't support -fsanitize=address,fuzzer"
7605 exit 1
7606 fi
7607 fi
7608
7609 if test "$plugins" = "yes" ; then
7610 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7611 LIBS="-ldl $LIBS"
7612 # Copy the export object list to the build dir
7613 if test "$ld_dynamic_list" = "yes" ; then
7614 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7615 ld_symbols=qemu-plugins-ld.symbols
7616 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7617 elif test "$ld_exported_symbols_list" = "yes" ; then
7618 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7619 ld64_symbols=qemu-plugins-ld64.symbols
7620 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7621 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7622 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7623 else
7624 error_exit \
7625 "If \$plugins=yes, either \$ld_dynamic_list or " \
7626 "\$ld_exported_symbols_list should have been set to 'yes'."
7627 fi
7628 fi
7629
7630 if test -n "$gdb_bin" ; then
7631 echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
7632 fi
7633
7634 if test "$tcg_interpreter" = "yes"; then
7635 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
7636 elif test "$ARCH" = "sparc64" ; then
7637 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
7638 elif test "$ARCH" = "s390x" ; then
7639 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
7640 elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7641 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
7642 elif test "$ARCH" = "ppc64" ; then
7643 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
7644 elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7645 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/riscv $QEMU_INCLUDES"
7646 else
7647 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
7648 fi
7649
7650 echo "TOOLS=$tools" >> $config_host_mak
7651 echo "ROMS=$roms" >> $config_host_mak
7652 echo "MAKE=$make" >> $config_host_mak
7653 echo "INSTALL=$install" >> $config_host_mak
7654 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
7655 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
7656 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
7657 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
7658 echo "PYTHON=$python" >> $config_host_mak
7659 echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7660 echo "SPHINX_WERROR=$sphinx_werror" >> $config_host_mak
7661 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7662 echo "CC=$cc" >> $config_host_mak
7663 if $iasl -h > /dev/null 2>&1; then
7664 echo "IASL=$iasl" >> $config_host_mak
7665 fi
7666 echo "HOST_CC=$host_cc" >> $config_host_mak
7667 echo "CXX=$cxx" >> $config_host_mak
7668 echo "OBJCC=$objcc" >> $config_host_mak
7669 echo "AR=$ar" >> $config_host_mak
7670 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7671 echo "AS=$as" >> $config_host_mak
7672 echo "CCAS=$ccas" >> $config_host_mak
7673 echo "CPP=$cpp" >> $config_host_mak
7674 echo "OBJCOPY=$objcopy" >> $config_host_mak
7675 echo "LD=$ld" >> $config_host_mak
7676 echo "RANLIB=$ranlib" >> $config_host_mak
7677 echo "NM=$nm" >> $config_host_mak
7678 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7679 echo "WINDRES=$windres" >> $config_host_mak
7680 echo "CFLAGS=$CFLAGS" >> $config_host_mak
7681 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7682 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7683 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7684 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7685 if test "$sparse" = "yes" ; then
7686 echo "CC := REAL_CC=\"\$(CC)\" cgcc" >> $config_host_mak
7687 echo "CPP := REAL_CC=\"\$(CPP)\" cgcc" >> $config_host_mak
7688 echo "CXX := REAL_CC=\"\$(CXX)\" cgcc" >> $config_host_mak
7689 echo "HOST_CC := REAL_CC=\"\$(HOST_CC)\" cgcc" >> $config_host_mak
7690 echo "QEMU_CFLAGS += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7691 fi
7692 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7693 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7694 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
7695 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7696 echo "LIBS+=$LIBS" >> $config_host_mak
7697 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
7698 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7699 echo "EXESUF=$EXESUF" >> $config_host_mak
7700 echo "DSOSUF=$DSOSUF" >> $config_host_mak
7701 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
7702 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
7703 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7704 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7705 echo "POD2MAN=$POD2MAN" >> $config_host_mak
7706 if test "$gcov" = "yes" ; then
7707 echo "CONFIG_GCOV=y" >> $config_host_mak
7708 echo "GCOV=$gcov_tool" >> $config_host_mak
7709 fi
7710
7711 if test "$libudev" != "no"; then
7712 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7713 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7714 fi
7715 if test "$fuzzing" != "no"; then
7716 echo "CONFIG_FUZZ=y" >> $config_host_mak
7717 echo "FUZZ_CFLAGS=$FUZZ_CFLAGS" >> $config_host_mak
7718 echo "FUZZ_LDFLAGS=$FUZZ_LDFLAGS" >> $config_host_mak
7719 fi
7720
7721 if test "$edk2_blobs" = "yes" ; then
7722 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7723 fi
7724
7725 # use included Linux headers
7726 if test "$linux" = "yes" ; then
7727 mkdir -p linux-headers
7728 case "$cpu" in
7729 i386|x86_64|x32)
7730 linux_arch=x86
7731 ;;
7732 ppc|ppc64|ppc64le)
7733 linux_arch=powerpc
7734 ;;
7735 s390x)
7736 linux_arch=s390
7737 ;;
7738 aarch64)
7739 linux_arch=arm64
7740 ;;
7741 mips64)
7742 linux_arch=mips
7743 ;;
7744 *)
7745 # For most CPUs the kernel architecture name and QEMU CPU name match.
7746 linux_arch="$cpu"
7747 ;;
7748 esac
7749 # For non-KVM architectures we will not have asm headers
7750 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7751 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7752 fi
7753 fi
7754
7755 for target in $target_list; do
7756 target_dir="$target"
7757 config_target_mak=$target_dir/config-target.mak
7758 target_name=$(echo $target | cut -d '-' -f 1)
7759 target_aligned_only="no"
7760 case "$target_name" in
7761 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7762 target_aligned_only="yes"
7763 ;;
7764 esac
7765 target_bigendian="no"
7766 case "$target_name" in
7767 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7768 target_bigendian="yes"
7769 ;;
7770 esac
7771 target_softmmu="no"
7772 target_user_only="no"
7773 target_linux_user="no"
7774 target_bsd_user="no"
7775 case "$target" in
7776 ${target_name}-softmmu)
7777 target_softmmu="yes"
7778 ;;
7779 ${target_name}-linux-user)
7780 target_user_only="yes"
7781 target_linux_user="yes"
7782 ;;
7783 ${target_name}-bsd-user)
7784 target_user_only="yes"
7785 target_bsd_user="yes"
7786 ;;
7787 *)
7788 error_exit "Target '$target' not recognised"
7789 exit 1
7790 ;;
7791 esac
7792
7793 mkdir -p $target_dir
7794 echo "# Automatically generated by configure - do not modify" > $config_target_mak
7795
7796 bflt="no"
7797 mttcg="no"
7798 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7799 gdb_xml_files=""
7800
7801 TARGET_ARCH="$target_name"
7802 TARGET_BASE_ARCH=""
7803 TARGET_ABI_DIR=""
7804
7805 case "$target_name" in
7806 i386)
7807 mttcg="yes"
7808 gdb_xml_files="i386-32bit.xml"
7809 TARGET_SYSTBL_ABI=i386
7810 ;;
7811 x86_64)
7812 TARGET_BASE_ARCH=i386
7813 TARGET_SYSTBL_ABI=common,64
7814 mttcg="yes"
7815 gdb_xml_files="i386-64bit.xml"
7816 ;;
7817 alpha)
7818 mttcg="yes"
7819 TARGET_SYSTBL_ABI=common
7820 ;;
7821 arm|armeb)
7822 TARGET_ARCH=arm
7823 TARGET_SYSTBL_ABI=common,oabi
7824 bflt="yes"
7825 mttcg="yes"
7826 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7827 ;;
7828 aarch64|aarch64_be)
7829 TARGET_ARCH=aarch64
7830 TARGET_BASE_ARCH=arm
7831 bflt="yes"
7832 mttcg="yes"
7833 gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml arm-m-profile.xml"
7834 ;;
7835 cris)
7836 ;;
7837 hppa)
7838 mttcg="yes"
7839 TARGET_SYSTBL_ABI=common,32
7840 ;;
7841 lm32)
7842 ;;
7843 m68k)
7844 bflt="yes"
7845 gdb_xml_files="cf-core.xml cf-fp.xml m68k-core.xml m68k-fp.xml"
7846 TARGET_SYSTBL_ABI=common
7847 ;;
7848 microblaze|microblazeel)
7849 TARGET_ARCH=microblaze
7850 TARGET_SYSTBL_ABI=common
7851 bflt="yes"
7852 echo "TARGET_ABI32=y" >> $config_target_mak
7853 ;;
7854 mips|mipsel)
7855 mttcg="yes"
7856 TARGET_ARCH=mips
7857 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
7858 TARGET_SYSTBL_ABI=o32
7859 ;;
7860 mipsn32|mipsn32el)
7861 mttcg="yes"
7862 TARGET_ARCH=mips64
7863 TARGET_BASE_ARCH=mips
7864 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
7865 echo "TARGET_ABI32=y" >> $config_target_mak
7866 TARGET_SYSTBL_ABI=n32
7867 ;;
7868 mips64|mips64el)
7869 mttcg="no"
7870 TARGET_ARCH=mips64
7871 TARGET_BASE_ARCH=mips
7872 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
7873 TARGET_SYSTBL_ABI=n64
7874 ;;
7875 moxie)
7876 ;;
7877 nios2)
7878 ;;
7879 or1k)
7880 TARGET_ARCH=openrisc
7881 TARGET_BASE_ARCH=openrisc
7882 ;;
7883 ppc)
7884 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
7885 TARGET_SYSTBL_ABI=common,nospu,32
7886 ;;
7887 ppc64)
7888 TARGET_BASE_ARCH=ppc
7889 TARGET_ABI_DIR=ppc
7890 TARGET_SYSTBL_ABI=common,nospu,64
7891 mttcg=yes
7892 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7893 ;;
7894 ppc64le)
7895 TARGET_ARCH=ppc64
7896 TARGET_BASE_ARCH=ppc
7897 TARGET_ABI_DIR=ppc
7898 TARGET_SYSTBL_ABI=common,nospu,64
7899 mttcg=yes
7900 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7901 ;;
7902 ppc64abi32)
7903 TARGET_ARCH=ppc64
7904 TARGET_BASE_ARCH=ppc
7905 TARGET_ABI_DIR=ppc
7906 TARGET_SYSTBL_ABI=common,nospu,32
7907 echo "TARGET_ABI32=y" >> $config_target_mak
7908 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7909 ;;
7910 riscv32)
7911 TARGET_BASE_ARCH=riscv
7912 TARGET_ABI_DIR=riscv
7913 mttcg=yes
7914 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
7915 ;;
7916 riscv64)
7917 TARGET_BASE_ARCH=riscv
7918 TARGET_ABI_DIR=riscv
7919 mttcg=yes
7920 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
7921 ;;
7922 rx)
7923 TARGET_ARCH=rx
7924 bflt="yes"
7925 target_compiler=$cross_cc_rx
7926 gdb_xml_files="rx-core.xml"
7927 ;;
7928 sh4|sh4eb)
7929 TARGET_ARCH=sh4
7930 TARGET_SYSTBL_ABI=common
7931 bflt="yes"
7932 ;;
7933 sparc)
7934 TARGET_SYSTBL_ABI=common,32
7935 ;;
7936 sparc64)
7937 TARGET_BASE_ARCH=sparc
7938 TARGET_SYSTBL_ABI=common,64
7939 ;;
7940 sparc32plus)
7941 TARGET_ARCH=sparc64
7942 TARGET_BASE_ARCH=sparc
7943 TARGET_ABI_DIR=sparc
7944 TARGET_SYSTBL_ABI=common,32
7945 echo "TARGET_ABI32=y" >> $config_target_mak
7946 ;;
7947 s390x)
7948 TARGET_SYSTBL_ABI=common,64
7949 mttcg=yes
7950 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
7951 ;;
7952 tilegx)
7953 ;;
7954 tricore)
7955 ;;
7956 unicore32)
7957 ;;
7958 xtensa|xtensaeb)
7959 TARGET_ARCH=xtensa
7960 TARGET_SYSTBL_ABI=common
7961 bflt="yes"
7962 mttcg="yes"
7963 ;;
7964 *)
7965 error_exit "Unsupported target CPU"
7966 ;;
7967 esac
7968 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
7969 if [ "$TARGET_BASE_ARCH" = "" ]; then
7970 TARGET_BASE_ARCH=$TARGET_ARCH
7971 fi
7972
7973 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
7974
7975 upper() {
7976 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
7977 }
7978
7979 target_arch_name="$(upper $TARGET_ARCH)"
7980 echo "TARGET_$target_arch_name=y" >> $config_target_mak
7981 echo "TARGET_NAME=$target_name" >> $config_target_mak
7982 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
7983 if [ "$TARGET_ABI_DIR" = "" ]; then
7984 TARGET_ABI_DIR=$TARGET_ARCH
7985 fi
7986 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
7987 if [ "$HOST_VARIANT_DIR" != "" ]; then
7988 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
7989 fi
7990 if [ "$TARGET_SYSTBL_ABI" != "" ]; then
7991 echo "TARGET_SYSTBL_ABI=$TARGET_SYSTBL_ABI" >> $config_target_mak
7992 fi
7993
7994 if supported_xen_target $target; then
7995 echo "CONFIG_XEN=y" >> $config_target_mak
7996 echo "$target/config-devices.mak: CONFIG_XEN=y" >> $config_host_mak
7997 if test "$xen_pci_passthrough" = yes; then
7998 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
7999 fi
8000 else
8001 echo "$target/config-devices.mak: CONFIG_XEN=n" >> $config_host_mak
8002 fi
8003 if supported_kvm_target $target; then
8004 echo "CONFIG_KVM=y" >> $config_target_mak
8005 echo "$target/config-devices.mak: CONFIG_KVM=y" >> $config_host_mak
8006 else
8007 echo "$target/config-devices.mak: CONFIG_KVM=n" >> $config_host_mak
8008 fi
8009 if supported_hax_target $target; then
8010 echo "CONFIG_HAX=y" >> $config_target_mak
8011 fi
8012 if supported_hvf_target $target; then
8013 echo "CONFIG_HVF=y" >> $config_target_mak
8014 fi
8015 if supported_whpx_target $target; then
8016 echo "CONFIG_WHPX=y" >> $config_target_mak
8017 fi
8018 if test "$target_aligned_only" = "yes" ; then
8019 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
8020 fi
8021 if test "$target_bigendian" = "yes" ; then
8022 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
8023 fi
8024 if test "$target_softmmu" = "yes" ; then
8025 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
8026 if test "$mttcg" = "yes" ; then
8027 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
8028 fi
8029 fi
8030 if test "$target_user_only" = "yes" ; then
8031 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
8032 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
8033 fi
8034 if test "$target_linux_user" = "yes" ; then
8035 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
8036 fi
8037 list=""
8038 if test ! -z "$gdb_xml_files" ; then
8039 for x in $gdb_xml_files; do
8040 list="$list $source_path/gdb-xml/$x"
8041 done
8042 echo "TARGET_XML_FILES=$list" >> $config_target_mak
8043 fi
8044
8045 if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
8046 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
8047 fi
8048 if test "$target_bsd_user" = "yes" ; then
8049 echo "CONFIG_BSD_USER=y" >> $config_target_mak
8050 fi
8051
8052
8053 # generate QEMU_CFLAGS/QEMU_LDFLAGS for targets
8054
8055 cflags=""
8056 ldflags=""
8057
8058 disas_config() {
8059 echo "CONFIG_${1}_DIS=y" >> $config_target_mak
8060 echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
8061 }
8062
8063 for i in $ARCH $TARGET_BASE_ARCH ; do
8064 case "$i" in
8065 alpha)
8066 disas_config "ALPHA"
8067 ;;
8068 aarch64)
8069 if test -n "${cxx}"; then
8070 disas_config "ARM_A64"
8071 fi
8072 ;;
8073 arm)
8074 disas_config "ARM"
8075 if test -n "${cxx}"; then
8076 disas_config "ARM_A64"
8077 fi
8078 ;;
8079 cris)
8080 disas_config "CRIS"
8081 ;;
8082 hppa)
8083 disas_config "HPPA"
8084 ;;
8085 i386|x86_64|x32)
8086 disas_config "I386"
8087 ;;
8088 lm32)
8089 disas_config "LM32"
8090 ;;
8091 m68k)
8092 disas_config "M68K"
8093 ;;
8094 microblaze*)
8095 disas_config "MICROBLAZE"
8096 ;;
8097 mips*)
8098 disas_config "MIPS"
8099 if test -n "${cxx}"; then
8100 disas_config "NANOMIPS"
8101 fi
8102 ;;
8103 moxie*)
8104 disas_config "MOXIE"
8105 ;;
8106 nios2)
8107 disas_config "NIOS2"
8108 ;;
8109 or1k)
8110 disas_config "OPENRISC"
8111 ;;
8112 ppc*)
8113 disas_config "PPC"
8114 ;;
8115 riscv*)
8116 disas_config "RISCV"
8117 ;;
8118 rx)
8119 disas_config "RX"
8120 ;;
8121 s390*)
8122 disas_config "S390"
8123 ;;
8124 sh4)
8125 disas_config "SH4"
8126 ;;
8127 sparc*)
8128 disas_config "SPARC"
8129 ;;
8130 xtensa*)
8131 disas_config "XTENSA"
8132 ;;
8133 esac
8134 done
8135 if test "$tcg_interpreter" = "yes" ; then
8136 disas_config "TCI"
8137 fi
8138
8139 case "$ARCH" in
8140 alpha)
8141 # Ensure there's only a single GP
8142 cflags="-msmall-data $cflags"
8143 ;;
8144 esac
8145
8146 if test "$gprof" = "yes" ; then
8147 if test "$target_linux_user" = "yes" ; then
8148 cflags="-p $cflags"
8149 ldflags="-p $ldflags"
8150 fi
8151 if test "$target_softmmu" = "yes" ; then
8152 ldflags="-p $ldflags"
8153 echo "GPROF_CFLAGS=-p" >> $config_target_mak
8154 fi
8155 fi
8156
8157 # Newer kernels on s390 check for an S390_PGSTE program header and
8158 # enable the pgste page table extensions in that case. This makes
8159 # the vm.allocate_pgste sysctl unnecessary. We enable this program
8160 # header if
8161 # - we build on s390x
8162 # - we build the system emulation for s390x (qemu-system-s390x)
8163 # - KVM is enabled
8164 # - the linker supports --s390-pgste
8165 if test "$TARGET_ARCH" = "s390x" && test "$target_softmmu" = "yes" && \
8166 test "$ARCH" = "s390x" && test "$kvm" = "yes"; then
8167 if ld_has --s390-pgste ; then
8168 ldflags="-Wl,--s390-pgste $ldflags"
8169 fi
8170 fi
8171
8172 echo "QEMU_LDFLAGS+=$ldflags" >> $config_target_mak
8173 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
8174
8175 done # for target in $targets
8176
8177 echo "PIXMAN_CFLAGS=$pixman_cflags" >> $config_host_mak
8178 echo "PIXMAN_LIBS=$pixman_libs" >> $config_host_mak
8179
8180 if [ "$fdt" = "git" ]; then
8181 echo "config-host.h: dtc/all" >> $config_host_mak
8182 fi
8183 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
8184 echo "config-host.h: capstone/all" >> $config_host_mak
8185 fi
8186 if test -n "$LIBCAPSTONE"; then
8187 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
8188 fi
8189
8190 if test "$numa" = "yes"; then
8191 echo "CONFIG_NUMA=y" >> $config_host_mak
8192 fi
8193
8194 if test "$ccache_cpp2" = "yes"; then
8195 echo "export CCACHE_CPP2=y" >> $config_host_mak
8196 fi
8197
8198 # If we're using a separate build tree, set it up now.
8199 # DIRS are directories which we simply mkdir in the build tree;
8200 # LINKS are things to symlink back into the source tree
8201 # (these can be both files and directories).
8202 # Caution: do not add files or directories here using wildcards. This
8203 # will result in problems later if a new file matching the wildcard is
8204 # added to the source tree -- nothing will cause configure to be rerun
8205 # so the build tree will be missing the link back to the new file, and
8206 # tests might fail. Prefer to keep the relevant files in their own
8207 # directory and symlink the directory instead.
8208 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
8209 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
8210 DIRS="$DIRS docs docs/interop fsdev scsi"
8211 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
8212 DIRS="$DIRS roms/seabios roms/vgabios"
8213 LINKS="Makefile"
8214 LINKS="$LINKS tests/tcg/lm32/Makefile po/Makefile"
8215 LINKS="$LINKS tests/tcg/Makefile.target tests/fp/Makefile"
8216 LINKS="$LINKS tests/plugin/Makefile"
8217 LINKS="$LINKS pc-bios/optionrom/Makefile pc-bios/keymaps"
8218 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
8219 LINKS="$LINKS roms/seabios/Makefile roms/vgabios/Makefile"
8220 LINKS="$LINKS pc-bios/qemu-icon.bmp"
8221 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
8222 LINKS="$LINKS tests/acceptance tests/data"
8223 LINKS="$LINKS tests/qemu-iotests/check"
8224 LINKS="$LINKS python"
8225 for bios_file in \
8226 $source_path/pc-bios/*.bin \
8227 $source_path/pc-bios/*.lid \
8228 $source_path/pc-bios/*.rom \
8229 $source_path/pc-bios/*.dtb \
8230 $source_path/pc-bios/*.img \
8231 $source_path/pc-bios/openbios-* \
8232 $source_path/pc-bios/u-boot.* \
8233 $source_path/pc-bios/edk2-*.fd.bz2 \
8234 $source_path/pc-bios/palcode-*
8235 do
8236 LINKS="$LINKS pc-bios/$(basename $bios_file)"
8237 done
8238 mkdir -p $DIRS
8239 for f in $LINKS ; do
8240 if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
8241 symlink "$source_path/$f" "$f"
8242 fi
8243 done
8244
8245 (for i in $cross_cc_vars; do
8246 export $i
8247 done
8248 export target_list source_path use_containers
8249 $source_path/tests/tcg/configure.sh)
8250
8251 # temporary config to build submodules
8252 for rom in seabios vgabios ; do
8253 config_mak=roms/$rom/config.mak
8254 echo "# Automatically generated by configure - do not modify" > $config_mak
8255 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
8256 echo "AS=$as" >> $config_mak
8257 echo "CCAS=$ccas" >> $config_mak
8258 echo "CC=$cc" >> $config_mak
8259 echo "BCC=bcc" >> $config_mak
8260 echo "CPP=$cpp" >> $config_mak
8261 echo "OBJCOPY=objcopy" >> $config_mak
8262 echo "IASL=$iasl" >> $config_mak
8263 echo "LD=$ld" >> $config_mak
8264 echo "RANLIB=$ranlib" >> $config_mak
8265 done
8266
8267 # set up qemu-iotests in this build directory
8268 iotests_common_env="tests/qemu-iotests/common.env"
8269
8270 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
8271 echo >> "$iotests_common_env"
8272 echo "export PYTHON='$python'" >> "$iotests_common_env"
8273
8274 # Save the configure command line for later reuse.
8275 cat <<EOD >config.status
8276 #!/bin/sh
8277 # Generated by configure.
8278 # Run this file to recreate the current configuration.
8279 # Compiler output produced by configure, useful for debugging
8280 # configure, is in config.log if it exists.
8281 EOD
8282
8283 preserve_env() {
8284 envname=$1
8285
8286 eval envval=\$$envname
8287
8288 if test -n "$envval"
8289 then
8290 echo "$envname='$envval'" >> config.status
8291 echo "export $envname" >> config.status
8292 else
8293 echo "unset $envname" >> config.status
8294 fi
8295 }
8296
8297 # Preserve various env variables that influence what
8298 # features/build target configure will detect
8299 preserve_env AR
8300 preserve_env AS
8301 preserve_env CC
8302 preserve_env CPP
8303 preserve_env CXX
8304 preserve_env INSTALL
8305 preserve_env LD
8306 preserve_env LD_LIBRARY_PATH
8307 preserve_env LIBTOOL
8308 preserve_env MAKE
8309 preserve_env NM
8310 preserve_env OBJCOPY
8311 preserve_env PATH
8312 preserve_env PKG_CONFIG
8313 preserve_env PKG_CONFIG_LIBDIR
8314 preserve_env PKG_CONFIG_PATH
8315 preserve_env PYTHON
8316 preserve_env SDL2_CONFIG
8317 preserve_env SMBD
8318 preserve_env STRIP
8319 preserve_env WINDRES
8320
8321 printf "exec" >>config.status
8322 printf " '%s'" "$0" "$@" >>config.status
8323 echo ' "$@"' >>config.status
8324 chmod +x config.status
8325
8326 rm -r "$TMPDIR1"
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