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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}:$cpu" in
198 arm:arm | aarch64:aarch64 | \
199 i386:i386 | i386:x86_64 | i386:x32 | \
200 x86_64:i386 | x86_64:x86_64 | x86_64:x32 | \
201 mips:mips | mipsel:mips | \
202 ppc:ppc | ppc64:ppc | ppc:ppc64 | ppc64:ppc64 | ppc64:ppc64le | \
203 s390x:s390x)
204 return 0
205 ;;
206 esac
207 return 1
208 }
209
210 supported_xen_target() {
211 test "$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" "$PWD" | grep -q "[[:space:]:]";
284 then
285 error_exit "main directory cannot contain spaces nor colons"
286 fi
287
288 # default parameters
289 cpu=""
290 iasl="iasl"
291 interp_prefix="/usr/gnemul/qemu-%M"
292 static="no"
293 cross_prefix=""
294 audio_drv_list=""
295 block_drv_rw_whitelist=""
296 block_drv_ro_whitelist=""
297 host_cc="cc"
298 libs_cpu=""
299 libs_softmmu=""
300 libs_tools=""
301 audio_win_int=""
302 libs_qga=""
303 debug_info="yes"
304 stack_protector=""
305 use_containers="yes"
306
307 if test -e "$source_path/.git"
308 then
309 git_update=yes
310 git_submodules="ui/keycodemapdb"
311 git_submodules="$git_submodules tests/fp/berkeley-testfloat-3"
312 git_submodules="$git_submodules tests/fp/berkeley-softfloat-3"
313 else
314 git_update=no
315 git_submodules=""
316
317 if ! test -f "$source_path/ui/keycodemapdb/README"
318 then
319 echo
320 echo "ERROR: missing file $source_path/ui/keycodemapdb/README"
321 echo
322 echo "This is not a GIT checkout but module content appears to"
323 echo "be missing. Do not use 'git archive' or GitHub download links"
324 echo "to acquire QEMU source archives. Non-GIT builds are only"
325 echo "supported with source archives linked from:"
326 echo
327 echo " https://www.qemu.org/download/#source"
328 echo
329 echo "Developers working with GIT can use scripts/archive-source.sh"
330 echo "if they need to create valid source archives."
331 echo
332 exit 1
333 fi
334 fi
335 git="git"
336
337 # Don't accept a target_list environment variable.
338 unset target_list
339 unset target_list_exclude
340
341 # Default value for a variable defining feature "foo".
342 # * foo="no" feature will only be used if --enable-foo arg is given
343 # * foo="" feature will be searched for, and if found, will be used
344 # unless --disable-foo is given
345 # * foo="yes" this value will only be set by --enable-foo flag.
346 # feature will searched for,
347 # if not found, configure exits with error
348 #
349 # Always add --enable-foo and --disable-foo command line args.
350 # Distributions want to ensure that several features are compiled in, and it
351 # is impossible without a --enable-foo that exits if a feature is not found.
352
353 brlapi=""
354 curl=""
355 curses=""
356 docs=""
357 fdt=""
358 netmap="no"
359 sdl=""
360 sdl_image=""
361 virtfs=""
362 mpath=""
363 vnc="yes"
364 sparse="no"
365 vde=""
366 vnc_sasl=""
367 vnc_jpeg=""
368 vnc_png=""
369 xkbcommon=""
370 xen=""
371 xen_ctrl_version=""
372 xen_pci_passthrough=""
373 linux_aio=""
374 linux_io_uring=""
375 cap_ng=""
376 attr=""
377 libattr=""
378 xfs=""
379 tcg="yes"
380 membarrier=""
381 vhost_net=""
382 vhost_crypto=""
383 vhost_scsi=""
384 vhost_vsock=""
385 vhost_user=""
386 vhost_user_fs=""
387 kvm="no"
388 hax="no"
389 hvf="no"
390 whpx="no"
391 rdma=""
392 pvrdma=""
393 gprof="no"
394 debug_tcg="no"
395 debug="no"
396 sanitizers="no"
397 fortify_source=""
398 strip_opt="yes"
399 tcg_interpreter="no"
400 bigendian="no"
401 mingw32="no"
402 gcov="no"
403 gcov_tool="gcov"
404 EXESUF=""
405 DSOSUF=".so"
406 LDFLAGS_SHARED="-shared"
407 modules="no"
408 prefix="/usr/local"
409 mandir="\${prefix}/share/man"
410 datadir="\${prefix}/share"
411 firmwarepath="\${prefix}/share/qemu-firmware"
412 qemu_docdir="\${prefix}/share/doc/qemu"
413 bindir="\${prefix}/bin"
414 libdir="\${prefix}/lib"
415 libexecdir="\${prefix}/libexec"
416 includedir="\${prefix}/include"
417 sysconfdir="\${prefix}/etc"
418 local_statedir="\${prefix}/var"
419 confsuffix="/qemu"
420 slirp=""
421 oss_lib=""
422 bsd="no"
423 linux="no"
424 solaris="no"
425 profiler="no"
426 cocoa="no"
427 softmmu="yes"
428 linux_user="no"
429 bsd_user="no"
430 blobs="yes"
431 edk2_blobs="no"
432 pkgversion=""
433 pie=""
434 qom_cast_debug="yes"
435 trace_backends="log"
436 trace_file="trace"
437 spice=""
438 rbd=""
439 smartcard=""
440 libusb=""
441 usb_redir=""
442 opengl=""
443 opengl_dmabuf="no"
444 cpuid_h="no"
445 avx2_opt=""
446 zlib="yes"
447 capstone=""
448 lzo=""
449 snappy=""
450 bzip2=""
451 lzfse=""
452 zstd=""
453 guest_agent=""
454 guest_agent_with_vss="no"
455 guest_agent_ntddscsi="no"
456 guest_agent_msi=""
457 vss_win32_sdk=""
458 win_sdk="no"
459 want_tools=""
460 libiscsi=""
461 libnfs=""
462 coroutine=""
463 coroutine_pool=""
464 debug_stack_usage="no"
465 crypto_afalg="no"
466 seccomp=""
467 glusterfs=""
468 glusterfs_xlator_opt="no"
469 glusterfs_discard="no"
470 glusterfs_fallocate="no"
471 glusterfs_zerofill="no"
472 glusterfs_ftruncate_has_stat="no"
473 glusterfs_iocb_has_stat="no"
474 gtk=""
475 gtk_gl="no"
476 tls_priority="NORMAL"
477 gnutls=""
478 nettle=""
479 nettle_xts="no"
480 gcrypt=""
481 gcrypt_hmac="no"
482 gcrypt_xts="no"
483 qemu_private_xts="yes"
484 auth_pam=""
485 vte=""
486 virglrenderer=""
487 tpm=""
488 libssh=""
489 live_block_migration="yes"
490 numa=""
491 tcmalloc="no"
492 jemalloc="no"
493 replication="yes"
494 vxhs=""
495 bochs="yes"
496 cloop="yes"
497 dmg="yes"
498 qcow1="yes"
499 vdi="yes"
500 vvfat="yes"
501 qed="yes"
502 parallels="yes"
503 sheepdog="yes"
504 libxml2=""
505 debug_mutex="no"
506 libpmem=""
507 default_devices="yes"
508 plugins="no"
509 fuzzing="no"
510
511 supported_cpu="no"
512 supported_os="no"
513 bogus_os="no"
514 malloc_trim=""
515
516 # parse CC options first
517 for opt do
518 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
519 case "$opt" in
520 --cross-prefix=*) cross_prefix="$optarg"
521 ;;
522 --cc=*) CC="$optarg"
523 ;;
524 --cxx=*) CXX="$optarg"
525 ;;
526 --cpu=*) cpu="$optarg"
527 ;;
528 --extra-cflags=*) QEMU_CFLAGS="$QEMU_CFLAGS $optarg"
529 QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
530 ;;
531 --extra-cxxflags=*) QEMU_CXXFLAGS="$QEMU_CXXFLAGS $optarg"
532 ;;
533 --extra-ldflags=*) QEMU_LDFLAGS="$QEMU_LDFLAGS $optarg"
534 EXTRA_LDFLAGS="$optarg"
535 ;;
536 --enable-debug-info) debug_info="yes"
537 ;;
538 --disable-debug-info) debug_info="no"
539 ;;
540 --cross-cc-*[!a-zA-Z0-9_-]*=*) error_exit "Passed bad --cross-cc-FOO option"
541 ;;
542 --cross-cc-cflags-*) cc_arch=${opt#--cross-cc-flags-}; cc_arch=${cc_arch%%=*}
543 eval "cross_cc_cflags_${cc_arch}=\$optarg"
544 cross_cc_vars="$cross_cc_vars cross_cc_cflags_${cc_arch}"
545 ;;
546 --cross-cc-*) cc_arch=${opt#--cross-cc-}; cc_arch=${cc_arch%%=*}
547 cc_archs="$cc_archs $cc_arch"
548 eval "cross_cc_${cc_arch}=\$optarg"
549 cross_cc_vars="$cross_cc_vars cross_cc_${cc_arch}"
550 ;;
551 esac
552 done
553 # OS specific
554 # Using uname is really, really broken. Once we have the right set of checks
555 # we can eliminate its usage altogether.
556
557 # Preferred compiler:
558 # ${CC} (if set)
559 # ${cross_prefix}gcc (if cross-prefix specified)
560 # system compiler
561 if test -z "${CC}${cross_prefix}"; then
562 cc="$host_cc"
563 else
564 cc="${CC-${cross_prefix}gcc}"
565 fi
566
567 if test -z "${CXX}${cross_prefix}"; then
568 cxx="c++"
569 else
570 cxx="${CXX-${cross_prefix}g++}"
571 fi
572
573 ar="${AR-${cross_prefix}ar}"
574 as="${AS-${cross_prefix}as}"
575 ccas="${CCAS-$cc}"
576 cpp="${CPP-$cc -E}"
577 objcopy="${OBJCOPY-${cross_prefix}objcopy}"
578 ld="${LD-${cross_prefix}ld}"
579 ranlib="${RANLIB-${cross_prefix}ranlib}"
580 nm="${NM-${cross_prefix}nm}"
581 strip="${STRIP-${cross_prefix}strip}"
582 windres="${WINDRES-${cross_prefix}windres}"
583 pkg_config_exe="${PKG_CONFIG-${cross_prefix}pkg-config}"
584 query_pkg_config() {
585 "${pkg_config_exe}" ${QEMU_PKG_CONFIG_FLAGS} "$@"
586 }
587 pkg_config=query_pkg_config
588 sdl2_config="${SDL2_CONFIG-${cross_prefix}sdl2-config}"
589
590 # If the user hasn't specified ARFLAGS, default to 'rv', just as make does.
591 ARFLAGS="${ARFLAGS-rv}"
592
593 # default flags for all hosts
594 # We use -fwrapv to tell the compiler that we require a C dialect where
595 # left shift of signed integers is well defined and has the expected
596 # 2s-complement style results. (Both clang and gcc agree that it
597 # provides these semantics.)
598 QEMU_CFLAGS="-fno-strict-aliasing -fno-common -fwrapv -std=gnu99 $QEMU_CFLAGS"
599 QEMU_CFLAGS="-Wall -Wundef -Wwrite-strings -Wmissing-prototypes $QEMU_CFLAGS"
600 QEMU_CFLAGS="-Wstrict-prototypes -Wredundant-decls $QEMU_CFLAGS"
601 QEMU_CFLAGS="-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE $QEMU_CFLAGS"
602 QEMU_INCLUDES="-iquote . -iquote \$(SRC_PATH) -iquote \$(SRC_PATH)/accel/tcg -iquote \$(SRC_PATH)/include"
603 QEMU_INCLUDES="$QEMU_INCLUDES -iquote \$(SRC_PATH)/disas/libvixl"
604 if test "$debug_info" = "yes"; then
605 CFLAGS="-g $CFLAGS"
606 fi
607
608 # running configure in the source tree?
609 # we know that's the case if configure is there.
610 if test -f "./configure"; then
611 pwd_is_source_path="y"
612 else
613 pwd_is_source_path="n"
614 fi
615
616 check_define() {
617 cat > $TMPC <<EOF
618 #if !defined($1)
619 #error $1 not defined
620 #endif
621 int main(void) { return 0; }
622 EOF
623 compile_object
624 }
625
626 check_include() {
627 cat > $TMPC <<EOF
628 #include <$1>
629 int main(void) { return 0; }
630 EOF
631 compile_object
632 }
633
634 write_c_skeleton() {
635 cat > $TMPC <<EOF
636 int main(void) { return 0; }
637 EOF
638 }
639
640 write_c_fuzzer_skeleton() {
641 cat > $TMPC <<EOF
642 #include <stdint.h>
643 #include <sys/types.h>
644 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size);
645 int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { return 0; }
646 EOF
647 }
648
649 if check_define __linux__ ; then
650 targetos="Linux"
651 elif check_define _WIN32 ; then
652 targetos='MINGW32'
653 elif check_define __OpenBSD__ ; then
654 targetos='OpenBSD'
655 elif check_define __sun__ ; then
656 targetos='SunOS'
657 elif check_define __HAIKU__ ; then
658 targetos='Haiku'
659 elif check_define __FreeBSD__ ; then
660 targetos='FreeBSD'
661 elif check_define __FreeBSD_kernel__ && check_define __GLIBC__; then
662 targetos='GNU/kFreeBSD'
663 elif check_define __DragonFly__ ; then
664 targetos='DragonFly'
665 elif check_define __NetBSD__; then
666 targetos='NetBSD'
667 elif check_define __APPLE__; then
668 targetos='Darwin'
669 else
670 # This is a fatal error, but don't report it yet, because we
671 # might be going to just print the --help text, or it might
672 # be the result of a missing compiler.
673 targetos='bogus'
674 bogus_os='yes'
675 fi
676
677 # Some host OSes need non-standard checks for which CPU to use.
678 # Note that these checks are broken for cross-compilation: if you're
679 # cross-compiling to one of these OSes then you'll need to specify
680 # the correct CPU with the --cpu option.
681 case $targetos in
682 Darwin)
683 # on Leopard most of the system is 32-bit, so we have to ask the kernel if we can
684 # run 64-bit userspace code.
685 # If the user didn't specify a CPU explicitly and the kernel says this is
686 # 64 bit hw, then assume x86_64. Otherwise fall through to the usual detection code.
687 if test -z "$cpu" && test "$(sysctl -n hw.optional.x86_64)" = "1"; then
688 cpu="x86_64"
689 fi
690 ;;
691 SunOS)
692 # $(uname -m) returns i86pc even on an x86_64 box, so default based on isainfo
693 if test -z "$cpu" && test "$(isainfo -k)" = "amd64"; then
694 cpu="x86_64"
695 fi
696 esac
697
698 if test ! -z "$cpu" ; then
699 # command line argument
700 :
701 elif check_define __i386__ ; then
702 cpu="i386"
703 elif check_define __x86_64__ ; then
704 if check_define __ILP32__ ; then
705 cpu="x32"
706 else
707 cpu="x86_64"
708 fi
709 elif check_define __sparc__ ; then
710 if check_define __arch64__ ; then
711 cpu="sparc64"
712 else
713 cpu="sparc"
714 fi
715 elif check_define _ARCH_PPC ; then
716 if check_define _ARCH_PPC64 ; then
717 if check_define _LITTLE_ENDIAN ; then
718 cpu="ppc64le"
719 else
720 cpu="ppc64"
721 fi
722 else
723 cpu="ppc"
724 fi
725 elif check_define __mips__ ; then
726 cpu="mips"
727 elif check_define __s390__ ; then
728 if check_define __s390x__ ; then
729 cpu="s390x"
730 else
731 cpu="s390"
732 fi
733 elif check_define __riscv ; then
734 if check_define _LP64 ; then
735 cpu="riscv64"
736 else
737 cpu="riscv32"
738 fi
739 elif check_define __arm__ ; then
740 cpu="arm"
741 elif check_define __aarch64__ ; then
742 cpu="aarch64"
743 else
744 cpu=$(uname -m)
745 fi
746
747 ARCH=
748 # Normalise host CPU name and set ARCH.
749 # Note that this case should only have supported host CPUs, not guests.
750 case "$cpu" in
751 ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64)
752 supported_cpu="yes"
753 ;;
754 ppc64le)
755 ARCH="ppc64"
756 supported_cpu="yes"
757 ;;
758 i386|i486|i586|i686|i86pc|BePC)
759 cpu="i386"
760 supported_cpu="yes"
761 ;;
762 x86_64|amd64)
763 cpu="x86_64"
764 supported_cpu="yes"
765 ;;
766 armv*b|armv*l|arm)
767 cpu="arm"
768 supported_cpu="yes"
769 ;;
770 aarch64)
771 cpu="aarch64"
772 supported_cpu="yes"
773 ;;
774 mips*)
775 cpu="mips"
776 supported_cpu="yes"
777 ;;
778 sparc|sun4[cdmuv])
779 cpu="sparc"
780 supported_cpu="yes"
781 ;;
782 *)
783 # This will result in either an error or falling back to TCI later
784 ARCH=unknown
785 ;;
786 esac
787 if test -z "$ARCH"; then
788 ARCH="$cpu"
789 fi
790
791 # OS specific
792
793 # host *BSD for user mode
794 HOST_VARIANT_DIR=""
795
796 case $targetos in
797 MINGW32*)
798 mingw32="yes"
799 hax="yes"
800 vhost_user="no"
801 audio_possible_drivers="dsound sdl"
802 if check_include dsound.h; then
803 audio_drv_list="dsound"
804 else
805 audio_drv_list=""
806 fi
807 supported_os="yes"
808 ;;
809 GNU/kFreeBSD)
810 bsd="yes"
811 audio_drv_list="oss try-sdl"
812 audio_possible_drivers="oss sdl pa"
813 ;;
814 FreeBSD)
815 bsd="yes"
816 make="${MAKE-gmake}"
817 audio_drv_list="oss try-sdl"
818 audio_possible_drivers="oss sdl pa"
819 # needed for kinfo_getvmmap(3) in libutil.h
820 LIBS="-lutil $LIBS"
821 # needed for kinfo_getproc
822 libs_qga="-lutil $libs_qga"
823 netmap="" # enable netmap autodetect
824 HOST_VARIANT_DIR="freebsd"
825 supported_os="yes"
826 ;;
827 DragonFly)
828 bsd="yes"
829 make="${MAKE-gmake}"
830 audio_drv_list="oss try-sdl"
831 audio_possible_drivers="oss sdl pa"
832 HOST_VARIANT_DIR="dragonfly"
833 ;;
834 NetBSD)
835 bsd="yes"
836 hax="yes"
837 make="${MAKE-gmake}"
838 audio_drv_list="oss try-sdl"
839 audio_possible_drivers="oss sdl"
840 oss_lib="-lossaudio"
841 HOST_VARIANT_DIR="netbsd"
842 supported_os="yes"
843 ;;
844 OpenBSD)
845 bsd="yes"
846 make="${MAKE-gmake}"
847 audio_drv_list="try-sdl"
848 audio_possible_drivers="sdl"
849 HOST_VARIANT_DIR="openbsd"
850 supported_os="yes"
851 ;;
852 Darwin)
853 bsd="yes"
854 darwin="yes"
855 hax="yes"
856 hvf="yes"
857 LDFLAGS_SHARED="-bundle -undefined dynamic_lookup"
858 if [ "$cpu" = "x86_64" ] ; then
859 QEMU_CFLAGS="-arch x86_64 $QEMU_CFLAGS"
860 QEMU_LDFLAGS="-arch x86_64 $QEMU_LDFLAGS"
861 fi
862 cocoa="yes"
863 audio_drv_list="coreaudio try-sdl"
864 audio_possible_drivers="coreaudio sdl"
865 QEMU_LDFLAGS="-framework CoreFoundation -framework IOKit $QEMU_LDFLAGS"
866 libs_softmmu="-F/System/Library/Frameworks -framework Cocoa -framework IOKit $libs_softmmu"
867 # Disable attempts to use ObjectiveC features in os/object.h since they
868 # won't work when we're compiling with gcc as a C compiler.
869 QEMU_CFLAGS="-DOS_OBJECT_USE_OBJC=0 $QEMU_CFLAGS"
870 HOST_VARIANT_DIR="darwin"
871 supported_os="yes"
872 ;;
873 SunOS)
874 solaris="yes"
875 make="${MAKE-gmake}"
876 install="${INSTALL-ginstall}"
877 smbd="${SMBD-/usr/sfw/sbin/smbd}"
878 if test -f /usr/include/sys/soundcard.h ; then
879 audio_drv_list="oss try-sdl"
880 fi
881 audio_possible_drivers="oss sdl"
882 # needed for CMSG_ macros in sys/socket.h
883 QEMU_CFLAGS="-D_XOPEN_SOURCE=600 $QEMU_CFLAGS"
884 # needed for TIOCWIN* defines in termios.h
885 QEMU_CFLAGS="-D__EXTENSIONS__ $QEMU_CFLAGS"
886 QEMU_CFLAGS="-std=gnu99 $QEMU_CFLAGS"
887 solarisnetlibs="-lsocket -lnsl -lresolv"
888 LIBS="$solarisnetlibs $LIBS"
889 libs_qga="$solarisnetlibs $libs_qga"
890 ;;
891 Haiku)
892 haiku="yes"
893 QEMU_CFLAGS="-DB_USE_POSITIVE_POSIX_ERRORS $QEMU_CFLAGS"
894 LIBS="-lposix_error_mapper -lnetwork $LIBS"
895 ;;
896 Linux)
897 audio_drv_list="try-pa oss"
898 audio_possible_drivers="oss alsa sdl pa"
899 linux="yes"
900 linux_user="yes"
901 kvm="yes"
902 QEMU_INCLUDES="-I\$(SRC_PATH)/linux-headers -I$PWD/linux-headers $QEMU_INCLUDES"
903 supported_os="yes"
904 libudev="yes"
905 ;;
906 esac
907
908 if [ "$bsd" = "yes" ] ; then
909 if [ "$darwin" != "yes" ] ; then
910 bsd_user="yes"
911 fi
912 fi
913
914 : ${make=${MAKE-make}}
915 : ${install=${INSTALL-install}}
916 # We prefer python 3.x. A bare 'python' is traditionally
917 # python 2.x, but some distros have it as python 3.x, so
918 # we check that too
919 python=
920 for binary in "${PYTHON-python3}" python
921 do
922 if has "$binary"
923 then
924 python=$(command -v "$binary")
925 break
926 fi
927 done
928
929 sphinx_build=
930 for binary in sphinx-build-3 sphinx-build
931 do
932 if has "$binary"
933 then
934 sphinx_build=$(command -v "$binary")
935 break
936 fi
937 done
938
939 # Check for ancillary tools used in testing
940 genisoimage=
941 for binary in genisoimage
942 do
943 if has $binary
944 then
945 genisoimage=$(command -v "$binary")
946 break
947 fi
948 done
949
950 : ${smbd=${SMBD-/usr/sbin/smbd}}
951
952 # Default objcc to clang if available, otherwise use CC
953 if has clang; then
954 objcc=clang
955 else
956 objcc="$cc"
957 fi
958
959 if test "$mingw32" = "yes" ; then
960 EXESUF=".exe"
961 DSOSUF=".dll"
962 # MinGW needs -mthreads for TLS and macro _MT.
963 QEMU_CFLAGS="-mthreads $QEMU_CFLAGS"
964 LIBS="-lwinmm -lws2_32 $LIBS"
965 write_c_skeleton;
966 if compile_prog "" "-liberty" ; then
967 LIBS="-liberty $LIBS"
968 fi
969 prefix="c:/Program Files/QEMU"
970 mandir="\${prefix}"
971 datadir="\${prefix}"
972 qemu_docdir="\${prefix}"
973 bindir="\${prefix}"
974 sysconfdir="\${prefix}"
975 local_statedir=
976 confsuffix=""
977 libs_qga="-lws2_32 -lwinmm -lpowrprof -lwtsapi32 -lwininet -liphlpapi -lnetapi32 $libs_qga"
978 fi
979
980 werror=""
981
982 for opt do
983 optarg=$(expr "x$opt" : 'x[^=]*=\(.*\)')
984 case "$opt" in
985 --help|-h) show_help=yes
986 ;;
987 --version|-V) exec cat $source_path/VERSION
988 ;;
989 --prefix=*) prefix="$optarg"
990 ;;
991 --interp-prefix=*) interp_prefix="$optarg"
992 ;;
993 --cross-prefix=*)
994 ;;
995 --cc=*)
996 ;;
997 --host-cc=*) host_cc="$optarg"
998 ;;
999 --cxx=*)
1000 ;;
1001 --iasl=*) iasl="$optarg"
1002 ;;
1003 --objcc=*) objcc="$optarg"
1004 ;;
1005 --make=*) make="$optarg"
1006 ;;
1007 --install=*) install="$optarg"
1008 ;;
1009 --python=*) python="$optarg"
1010 ;;
1011 --sphinx-build=*) sphinx_build="$optarg"
1012 ;;
1013 --gcov=*) gcov_tool="$optarg"
1014 ;;
1015 --smbd=*) smbd="$optarg"
1016 ;;
1017 --extra-cflags=*)
1018 ;;
1019 --extra-cxxflags=*)
1020 ;;
1021 --extra-ldflags=*)
1022 ;;
1023 --enable-debug-info)
1024 ;;
1025 --disable-debug-info)
1026 ;;
1027 --cross-cc-*)
1028 ;;
1029 --enable-modules)
1030 modules="yes"
1031 ;;
1032 --disable-modules)
1033 modules="no"
1034 ;;
1035 --cpu=*)
1036 ;;
1037 --target-list=*) target_list="$optarg"
1038 if test "$target_list_exclude"; then
1039 error_exit "Can't mix --target-list with --target-list-exclude"
1040 fi
1041 ;;
1042 --target-list-exclude=*) target_list_exclude="$optarg"
1043 if test "$target_list"; then
1044 error_exit "Can't mix --target-list-exclude with --target-list"
1045 fi
1046 ;;
1047 --enable-trace-backends=*) trace_backends="$optarg"
1048 ;;
1049 # XXX: backwards compatibility
1050 --enable-trace-backend=*) trace_backends="$optarg"
1051 ;;
1052 --with-trace-file=*) trace_file="$optarg"
1053 ;;
1054 --with-default-devices) default_devices="yes"
1055 ;;
1056 --without-default-devices) default_devices="no"
1057 ;;
1058 --enable-gprof) gprof="yes"
1059 ;;
1060 --enable-gcov) gcov="yes"
1061 ;;
1062 --static)
1063 static="yes"
1064 QEMU_LDFLAGS="-static $QEMU_LDFLAGS"
1065 QEMU_PKG_CONFIG_FLAGS="--static $QEMU_PKG_CONFIG_FLAGS"
1066 ;;
1067 --mandir=*) mandir="$optarg"
1068 ;;
1069 --bindir=*) bindir="$optarg"
1070 ;;
1071 --libdir=*) libdir="$optarg"
1072 ;;
1073 --libexecdir=*) libexecdir="$optarg"
1074 ;;
1075 --includedir=*) includedir="$optarg"
1076 ;;
1077 --datadir=*) datadir="$optarg"
1078 ;;
1079 --with-confsuffix=*) confsuffix="$optarg"
1080 ;;
1081 --docdir=*) qemu_docdir="$optarg"
1082 ;;
1083 --sysconfdir=*) sysconfdir="$optarg"
1084 ;;
1085 --localstatedir=*) local_statedir="$optarg"
1086 ;;
1087 --firmwarepath=*) firmwarepath="$optarg"
1088 ;;
1089 --host=*|--build=*|\
1090 --disable-dependency-tracking|\
1091 --sbindir=*|--sharedstatedir=*|\
1092 --oldincludedir=*|--datarootdir=*|--infodir=*|--localedir=*|\
1093 --htmldir=*|--dvidir=*|--pdfdir=*|--psdir=*)
1094 # These switches are silently ignored, for compatibility with
1095 # autoconf-generated configure scripts. This allows QEMU's
1096 # configure to be used by RPM and similar macros that set
1097 # lots of directory switches by default.
1098 ;;
1099 --disable-sdl) sdl="no"
1100 ;;
1101 --enable-sdl) sdl="yes"
1102 ;;
1103 --disable-sdl-image) sdl_image="no"
1104 ;;
1105 --enable-sdl-image) sdl_image="yes"
1106 ;;
1107 --disable-qom-cast-debug) qom_cast_debug="no"
1108 ;;
1109 --enable-qom-cast-debug) qom_cast_debug="yes"
1110 ;;
1111 --disable-virtfs) virtfs="no"
1112 ;;
1113 --enable-virtfs) virtfs="yes"
1114 ;;
1115 --disable-mpath) mpath="no"
1116 ;;
1117 --enable-mpath) mpath="yes"
1118 ;;
1119 --disable-vnc) vnc="no"
1120 ;;
1121 --enable-vnc) vnc="yes"
1122 ;;
1123 --oss-lib=*) oss_lib="$optarg"
1124 ;;
1125 --audio-drv-list=*) audio_drv_list="$optarg"
1126 ;;
1127 --block-drv-rw-whitelist=*|--block-drv-whitelist=*) block_drv_rw_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1128 ;;
1129 --block-drv-ro-whitelist=*) block_drv_ro_whitelist=$(echo "$optarg" | sed -e 's/,/ /g')
1130 ;;
1131 --enable-debug-tcg) debug_tcg="yes"
1132 ;;
1133 --disable-debug-tcg) debug_tcg="no"
1134 ;;
1135 --enable-debug)
1136 # Enable debugging options that aren't excessively noisy
1137 debug_tcg="yes"
1138 debug_mutex="yes"
1139 debug="yes"
1140 strip_opt="no"
1141 fortify_source="no"
1142 ;;
1143 --enable-sanitizers) sanitizers="yes"
1144 ;;
1145 --disable-sanitizers) sanitizers="no"
1146 ;;
1147 --enable-sparse) sparse="yes"
1148 ;;
1149 --disable-sparse) sparse="no"
1150 ;;
1151 --disable-strip) strip_opt="no"
1152 ;;
1153 --disable-vnc-sasl) vnc_sasl="no"
1154 ;;
1155 --enable-vnc-sasl) vnc_sasl="yes"
1156 ;;
1157 --disable-vnc-jpeg) vnc_jpeg="no"
1158 ;;
1159 --enable-vnc-jpeg) vnc_jpeg="yes"
1160 ;;
1161 --disable-vnc-png) vnc_png="no"
1162 ;;
1163 --enable-vnc-png) vnc_png="yes"
1164 ;;
1165 --disable-slirp) slirp="no"
1166 ;;
1167 --enable-slirp=git) slirp="git"
1168 ;;
1169 --enable-slirp=system) slirp="system"
1170 ;;
1171 --disable-vde) vde="no"
1172 ;;
1173 --enable-vde) vde="yes"
1174 ;;
1175 --disable-netmap) netmap="no"
1176 ;;
1177 --enable-netmap) netmap="yes"
1178 ;;
1179 --disable-xen) xen="no"
1180 ;;
1181 --enable-xen) xen="yes"
1182 ;;
1183 --disable-xen-pci-passthrough) xen_pci_passthrough="no"
1184 ;;
1185 --enable-xen-pci-passthrough) xen_pci_passthrough="yes"
1186 ;;
1187 --disable-brlapi) brlapi="no"
1188 ;;
1189 --enable-brlapi) brlapi="yes"
1190 ;;
1191 --disable-kvm) kvm="no"
1192 ;;
1193 --enable-kvm) kvm="yes"
1194 ;;
1195 --disable-hax) hax="no"
1196 ;;
1197 --enable-hax) hax="yes"
1198 ;;
1199 --disable-hvf) hvf="no"
1200 ;;
1201 --enable-hvf) hvf="yes"
1202 ;;
1203 --disable-whpx) whpx="no"
1204 ;;
1205 --enable-whpx) whpx="yes"
1206 ;;
1207 --disable-tcg-interpreter) tcg_interpreter="no"
1208 ;;
1209 --enable-tcg-interpreter) tcg_interpreter="yes"
1210 ;;
1211 --disable-cap-ng) cap_ng="no"
1212 ;;
1213 --enable-cap-ng) cap_ng="yes"
1214 ;;
1215 --disable-tcg) tcg="no"
1216 ;;
1217 --enable-tcg) tcg="yes"
1218 ;;
1219 --disable-malloc-trim) malloc_trim="no"
1220 ;;
1221 --enable-malloc-trim) malloc_trim="yes"
1222 ;;
1223 --disable-spice) spice="no"
1224 ;;
1225 --enable-spice) spice="yes"
1226 ;;
1227 --disable-libiscsi) libiscsi="no"
1228 ;;
1229 --enable-libiscsi) libiscsi="yes"
1230 ;;
1231 --disable-libnfs) libnfs="no"
1232 ;;
1233 --enable-libnfs) libnfs="yes"
1234 ;;
1235 --enable-profiler) profiler="yes"
1236 ;;
1237 --disable-cocoa) cocoa="no"
1238 ;;
1239 --enable-cocoa)
1240 cocoa="yes" ;
1241 audio_drv_list="coreaudio $(echo $audio_drv_list | sed s,coreaudio,,g)"
1242 ;;
1243 --disable-system) softmmu="no"
1244 ;;
1245 --enable-system) softmmu="yes"
1246 ;;
1247 --disable-user)
1248 linux_user="no" ;
1249 bsd_user="no" ;
1250 ;;
1251 --enable-user) ;;
1252 --disable-linux-user) linux_user="no"
1253 ;;
1254 --enable-linux-user) linux_user="yes"
1255 ;;
1256 --disable-bsd-user) bsd_user="no"
1257 ;;
1258 --enable-bsd-user) bsd_user="yes"
1259 ;;
1260 --enable-pie) pie="yes"
1261 ;;
1262 --disable-pie) pie="no"
1263 ;;
1264 --enable-werror) werror="yes"
1265 ;;
1266 --disable-werror) werror="no"
1267 ;;
1268 --enable-stack-protector) stack_protector="yes"
1269 ;;
1270 --disable-stack-protector) stack_protector="no"
1271 ;;
1272 --disable-curses) curses="no"
1273 ;;
1274 --enable-curses) curses="yes"
1275 ;;
1276 --disable-iconv) iconv="no"
1277 ;;
1278 --enable-iconv) iconv="yes"
1279 ;;
1280 --disable-curl) curl="no"
1281 ;;
1282 --enable-curl) curl="yes"
1283 ;;
1284 --disable-fdt) fdt="no"
1285 ;;
1286 --enable-fdt) fdt="yes"
1287 ;;
1288 --disable-linux-aio) linux_aio="no"
1289 ;;
1290 --enable-linux-aio) linux_aio="yes"
1291 ;;
1292 --disable-linux-io-uring) linux_io_uring="no"
1293 ;;
1294 --enable-linux-io-uring) linux_io_uring="yes"
1295 ;;
1296 --disable-attr) attr="no"
1297 ;;
1298 --enable-attr) attr="yes"
1299 ;;
1300 --disable-membarrier) membarrier="no"
1301 ;;
1302 --enable-membarrier) membarrier="yes"
1303 ;;
1304 --disable-blobs) blobs="no"
1305 ;;
1306 --with-pkgversion=*) pkgversion="$optarg"
1307 ;;
1308 --with-coroutine=*) coroutine="$optarg"
1309 ;;
1310 --disable-coroutine-pool) coroutine_pool="no"
1311 ;;
1312 --enable-coroutine-pool) coroutine_pool="yes"
1313 ;;
1314 --enable-debug-stack-usage) debug_stack_usage="yes"
1315 ;;
1316 --enable-crypto-afalg) crypto_afalg="yes"
1317 ;;
1318 --disable-crypto-afalg) crypto_afalg="no"
1319 ;;
1320 --disable-docs) docs="no"
1321 ;;
1322 --enable-docs) docs="yes"
1323 ;;
1324 --disable-vhost-net) vhost_net="no"
1325 ;;
1326 --enable-vhost-net) vhost_net="yes"
1327 ;;
1328 --disable-vhost-crypto) vhost_crypto="no"
1329 ;;
1330 --enable-vhost-crypto) vhost_crypto="yes"
1331 ;;
1332 --disable-vhost-scsi) vhost_scsi="no"
1333 ;;
1334 --enable-vhost-scsi) vhost_scsi="yes"
1335 ;;
1336 --disable-vhost-vsock) vhost_vsock="no"
1337 ;;
1338 --enable-vhost-vsock) vhost_vsock="yes"
1339 ;;
1340 --disable-vhost-user-fs) vhost_user_fs="no"
1341 ;;
1342 --enable-vhost-user-fs) vhost_user_fs="yes"
1343 ;;
1344 --disable-opengl) opengl="no"
1345 ;;
1346 --enable-opengl) opengl="yes"
1347 ;;
1348 --disable-rbd) rbd="no"
1349 ;;
1350 --enable-rbd) rbd="yes"
1351 ;;
1352 --disable-xfsctl) xfs="no"
1353 ;;
1354 --enable-xfsctl) xfs="yes"
1355 ;;
1356 --disable-smartcard) smartcard="no"
1357 ;;
1358 --enable-smartcard) smartcard="yes"
1359 ;;
1360 --disable-libusb) libusb="no"
1361 ;;
1362 --enable-libusb) libusb="yes"
1363 ;;
1364 --disable-usb-redir) usb_redir="no"
1365 ;;
1366 --enable-usb-redir) usb_redir="yes"
1367 ;;
1368 --disable-zlib-test) zlib="no"
1369 ;;
1370 --disable-lzo) lzo="no"
1371 ;;
1372 --enable-lzo) lzo="yes"
1373 ;;
1374 --disable-snappy) snappy="no"
1375 ;;
1376 --enable-snappy) snappy="yes"
1377 ;;
1378 --disable-bzip2) bzip2="no"
1379 ;;
1380 --enable-bzip2) bzip2="yes"
1381 ;;
1382 --enable-lzfse) lzfse="yes"
1383 ;;
1384 --disable-lzfse) lzfse="no"
1385 ;;
1386 --disable-zstd) zstd="no"
1387 ;;
1388 --enable-zstd) zstd="yes"
1389 ;;
1390 --enable-guest-agent) guest_agent="yes"
1391 ;;
1392 --disable-guest-agent) guest_agent="no"
1393 ;;
1394 --enable-guest-agent-msi) guest_agent_msi="yes"
1395 ;;
1396 --disable-guest-agent-msi) guest_agent_msi="no"
1397 ;;
1398 --with-vss-sdk) vss_win32_sdk=""
1399 ;;
1400 --with-vss-sdk=*) vss_win32_sdk="$optarg"
1401 ;;
1402 --without-vss-sdk) vss_win32_sdk="no"
1403 ;;
1404 --with-win-sdk) win_sdk=""
1405 ;;
1406 --with-win-sdk=*) win_sdk="$optarg"
1407 ;;
1408 --without-win-sdk) win_sdk="no"
1409 ;;
1410 --enable-tools) want_tools="yes"
1411 ;;
1412 --disable-tools) want_tools="no"
1413 ;;
1414 --enable-seccomp) seccomp="yes"
1415 ;;
1416 --disable-seccomp) seccomp="no"
1417 ;;
1418 --disable-glusterfs) glusterfs="no"
1419 ;;
1420 --disable-avx2) avx2_opt="no"
1421 ;;
1422 --enable-avx2) avx2_opt="yes"
1423 ;;
1424 --enable-glusterfs) glusterfs="yes"
1425 ;;
1426 --disable-virtio-blk-data-plane|--enable-virtio-blk-data-plane)
1427 echo "$0: $opt is obsolete, virtio-blk data-plane is always on" >&2
1428 ;;
1429 --enable-vhdx|--disable-vhdx)
1430 echo "$0: $opt is obsolete, VHDX driver is always built" >&2
1431 ;;
1432 --enable-uuid|--disable-uuid)
1433 echo "$0: $opt is obsolete, UUID support is always built" >&2
1434 ;;
1435 --disable-gtk) gtk="no"
1436 ;;
1437 --enable-gtk) gtk="yes"
1438 ;;
1439 --tls-priority=*) tls_priority="$optarg"
1440 ;;
1441 --disable-gnutls) gnutls="no"
1442 ;;
1443 --enable-gnutls) gnutls="yes"
1444 ;;
1445 --disable-nettle) nettle="no"
1446 ;;
1447 --enable-nettle) nettle="yes"
1448 ;;
1449 --disable-gcrypt) gcrypt="no"
1450 ;;
1451 --enable-gcrypt) gcrypt="yes"
1452 ;;
1453 --disable-auth-pam) auth_pam="no"
1454 ;;
1455 --enable-auth-pam) auth_pam="yes"
1456 ;;
1457 --enable-rdma) rdma="yes"
1458 ;;
1459 --disable-rdma) rdma="no"
1460 ;;
1461 --enable-pvrdma) pvrdma="yes"
1462 ;;
1463 --disable-pvrdma) pvrdma="no"
1464 ;;
1465 --disable-vte) vte="no"
1466 ;;
1467 --enable-vte) vte="yes"
1468 ;;
1469 --disable-virglrenderer) virglrenderer="no"
1470 ;;
1471 --enable-virglrenderer) virglrenderer="yes"
1472 ;;
1473 --disable-tpm) tpm="no"
1474 ;;
1475 --enable-tpm) tpm="yes"
1476 ;;
1477 --disable-libssh) libssh="no"
1478 ;;
1479 --enable-libssh) libssh="yes"
1480 ;;
1481 --disable-live-block-migration) live_block_migration="no"
1482 ;;
1483 --enable-live-block-migration) live_block_migration="yes"
1484 ;;
1485 --disable-numa) numa="no"
1486 ;;
1487 --enable-numa) numa="yes"
1488 ;;
1489 --disable-libxml2) libxml2="no"
1490 ;;
1491 --enable-libxml2) libxml2="yes"
1492 ;;
1493 --disable-tcmalloc) tcmalloc="no"
1494 ;;
1495 --enable-tcmalloc) tcmalloc="yes"
1496 ;;
1497 --disable-jemalloc) jemalloc="no"
1498 ;;
1499 --enable-jemalloc) jemalloc="yes"
1500 ;;
1501 --disable-replication) replication="no"
1502 ;;
1503 --enable-replication) replication="yes"
1504 ;;
1505 --disable-vxhs) vxhs="no"
1506 ;;
1507 --enable-vxhs) vxhs="yes"
1508 ;;
1509 --disable-bochs) bochs="no"
1510 ;;
1511 --enable-bochs) bochs="yes"
1512 ;;
1513 --disable-cloop) cloop="no"
1514 ;;
1515 --enable-cloop) cloop="yes"
1516 ;;
1517 --disable-dmg) dmg="no"
1518 ;;
1519 --enable-dmg) dmg="yes"
1520 ;;
1521 --disable-qcow1) qcow1="no"
1522 ;;
1523 --enable-qcow1) qcow1="yes"
1524 ;;
1525 --disable-vdi) vdi="no"
1526 ;;
1527 --enable-vdi) vdi="yes"
1528 ;;
1529 --disable-vvfat) vvfat="no"
1530 ;;
1531 --enable-vvfat) vvfat="yes"
1532 ;;
1533 --disable-qed) qed="no"
1534 ;;
1535 --enable-qed) qed="yes"
1536 ;;
1537 --disable-parallels) parallels="no"
1538 ;;
1539 --enable-parallels) parallels="yes"
1540 ;;
1541 --disable-sheepdog) sheepdog="no"
1542 ;;
1543 --enable-sheepdog) sheepdog="yes"
1544 ;;
1545 --disable-vhost-user) vhost_user="no"
1546 ;;
1547 --enable-vhost-user) vhost_user="yes"
1548 ;;
1549 --disable-vhost-kernel) vhost_kernel="no"
1550 ;;
1551 --enable-vhost-kernel) vhost_kernel="yes"
1552 ;;
1553 --disable-capstone) capstone="no"
1554 ;;
1555 --enable-capstone) capstone="yes"
1556 ;;
1557 --enable-capstone=git) capstone="git"
1558 ;;
1559 --enable-capstone=system) capstone="system"
1560 ;;
1561 --with-git=*) git="$optarg"
1562 ;;
1563 --enable-git-update) git_update=yes
1564 ;;
1565 --disable-git-update) git_update=no
1566 ;;
1567 --enable-debug-mutex) debug_mutex=yes
1568 ;;
1569 --disable-debug-mutex) debug_mutex=no
1570 ;;
1571 --enable-libpmem) libpmem=yes
1572 ;;
1573 --disable-libpmem) libpmem=no
1574 ;;
1575 --enable-xkbcommon) xkbcommon=yes
1576 ;;
1577 --disable-xkbcommon) xkbcommon=no
1578 ;;
1579 --enable-plugins) plugins="yes"
1580 ;;
1581 --disable-plugins) plugins="no"
1582 ;;
1583 --enable-containers) use_containers="yes"
1584 ;;
1585 --disable-containers) use_containers="no"
1586 ;;
1587 --enable-fuzzing) fuzzing=yes
1588 ;;
1589 --disable-fuzzing) fuzzing=no
1590 ;;
1591 *)
1592 echo "ERROR: unknown option $opt"
1593 echo "Try '$0 --help' for more information"
1594 exit 1
1595 ;;
1596 esac
1597 done
1598
1599 case "$cpu" in
1600 ppc)
1601 CPU_CFLAGS="-m32"
1602 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1603 ;;
1604 ppc64)
1605 CPU_CFLAGS="-m64"
1606 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1607 ;;
1608 sparc)
1609 CPU_CFLAGS="-m32 -mv8plus -mcpu=ultrasparc"
1610 QEMU_LDFLAGS="-m32 -mv8plus $QEMU_LDFLAGS"
1611 ;;
1612 sparc64)
1613 CPU_CFLAGS="-m64 -mcpu=ultrasparc"
1614 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1615 ;;
1616 s390)
1617 CPU_CFLAGS="-m31"
1618 QEMU_LDFLAGS="-m31 $QEMU_LDFLAGS"
1619 ;;
1620 s390x)
1621 CPU_CFLAGS="-m64"
1622 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1623 ;;
1624 i386)
1625 CPU_CFLAGS="-m32"
1626 QEMU_LDFLAGS="-m32 $QEMU_LDFLAGS"
1627 ;;
1628 x86_64)
1629 # ??? Only extremely old AMD cpus do not have cmpxchg16b.
1630 # If we truly care, we should simply detect this case at
1631 # runtime and generate the fallback to serial emulation.
1632 CPU_CFLAGS="-m64 -mcx16"
1633 QEMU_LDFLAGS="-m64 $QEMU_LDFLAGS"
1634 ;;
1635 x32)
1636 CPU_CFLAGS="-mx32"
1637 QEMU_LDFLAGS="-mx32 $QEMU_LDFLAGS"
1638 ;;
1639 # No special flags required for other host CPUs
1640 esac
1641
1642 eval "cross_cc_${cpu}=\$host_cc"
1643 cross_cc_vars="$cross_cc_vars cross_cc_${cpu}"
1644 QEMU_CFLAGS="$CPU_CFLAGS $QEMU_CFLAGS"
1645
1646 # For user-mode emulation the host arch has to be one we explicitly
1647 # support, even if we're using TCI.
1648 if [ "$ARCH" = "unknown" ]; then
1649 bsd_user="no"
1650 linux_user="no"
1651 fi
1652
1653 default_target_list=""
1654
1655 mak_wilds=""
1656
1657 if [ "$softmmu" = "yes" ]; then
1658 mak_wilds="${mak_wilds} $source_path/default-configs/*-softmmu.mak"
1659 fi
1660 if [ "$linux_user" = "yes" ]; then
1661 mak_wilds="${mak_wilds} $source_path/default-configs/*-linux-user.mak"
1662 fi
1663 if [ "$bsd_user" = "yes" ]; then
1664 mak_wilds="${mak_wilds} $source_path/default-configs/*-bsd-user.mak"
1665 fi
1666
1667 if test -z "$target_list_exclude"; then
1668 for config in $mak_wilds; do
1669 default_target_list="${default_target_list} $(basename "$config" .mak)"
1670 done
1671 else
1672 exclude_list=$(echo "$target_list_exclude" | sed -e 's/,/ /g')
1673 for config in $mak_wilds; do
1674 target="$(basename "$config" .mak)"
1675 exclude="no"
1676 for excl in $exclude_list; do
1677 if test "$excl" = "$target"; then
1678 exclude="yes"
1679 break;
1680 fi
1681 done
1682 if test "$exclude" = "no"; then
1683 default_target_list="${default_target_list} $target"
1684 fi
1685 done
1686 fi
1687
1688 # Enumerate public trace backends for --help output
1689 trace_backend_list=$(echo $(grep -le '^PUBLIC = True$' "$source_path"/scripts/tracetool/backend/*.py | sed -e 's/^.*\/\(.*\)\.py$/\1/'))
1690
1691 if test x"$show_help" = x"yes" ; then
1692 cat << EOF
1693
1694 Usage: configure [options]
1695 Options: [defaults in brackets after descriptions]
1696
1697 Standard options:
1698 --help print this message
1699 --prefix=PREFIX install in PREFIX [$prefix]
1700 --interp-prefix=PREFIX where to find shared libraries, etc.
1701 use %M for cpu name [$interp_prefix]
1702 --target-list=LIST set target list (default: build everything)
1703 $(echo Available targets: $default_target_list | \
1704 fold -s -w 53 | sed -e 's/^/ /')
1705 --target-list-exclude=LIST exclude a set of targets from the default target-list
1706
1707 Advanced options (experts only):
1708 --cross-prefix=PREFIX use PREFIX for compile tools [$cross_prefix]
1709 --cc=CC use C compiler CC [$cc]
1710 --iasl=IASL use ACPI compiler IASL [$iasl]
1711 --host-cc=CC use C compiler CC [$host_cc] for code run at
1712 build time
1713 --cxx=CXX use C++ compiler CXX [$cxx]
1714 --objcc=OBJCC use Objective-C compiler OBJCC [$objcc]
1715 --extra-cflags=CFLAGS append extra C compiler flags QEMU_CFLAGS
1716 --extra-cxxflags=CXXFLAGS append extra C++ compiler flags QEMU_CXXFLAGS
1717 --extra-ldflags=LDFLAGS append extra linker flags LDFLAGS
1718 --cross-cc-ARCH=CC use compiler when building ARCH guest test cases
1719 --cross-cc-flags-ARCH= use compiler flags when building ARCH guest tests
1720 --make=MAKE use specified make [$make]
1721 --install=INSTALL use specified install [$install]
1722 --python=PYTHON use specified python [$python]
1723 --sphinx-build=SPHINX use specified sphinx-build [$sphinx_build]
1724 --smbd=SMBD use specified smbd [$smbd]
1725 --with-git=GIT use specified git [$git]
1726 --static enable static build [$static]
1727 --mandir=PATH install man pages in PATH
1728 --datadir=PATH install firmware in PATH$confsuffix
1729 --docdir=PATH install documentation in PATH$confsuffix
1730 --bindir=PATH install binaries in PATH
1731 --libdir=PATH install libraries in PATH
1732 --libexecdir=PATH install helper binaries in PATH
1733 --sysconfdir=PATH install config in PATH$confsuffix
1734 --localstatedir=PATH install local state in PATH (set at runtime on win32)
1735 --firmwarepath=PATH search PATH for firmware files
1736 --with-confsuffix=SUFFIX suffix for QEMU data inside datadir/libdir/sysconfdir [$confsuffix]
1737 --with-pkgversion=VERS use specified string as sub-version of the package
1738 --enable-debug enable common debug build options
1739 --enable-sanitizers enable default sanitizers
1740 --disable-strip disable stripping binaries
1741 --disable-werror disable compilation abort on warning
1742 --disable-stack-protector disable compiler-provided stack protection
1743 --audio-drv-list=LIST set audio drivers list:
1744 Available drivers: $audio_possible_drivers
1745 --block-drv-whitelist=L Same as --block-drv-rw-whitelist=L
1746 --block-drv-rw-whitelist=L
1747 set block driver read-write whitelist
1748 (affects only QEMU, not qemu-img)
1749 --block-drv-ro-whitelist=L
1750 set block driver read-only whitelist
1751 (affects only QEMU, not qemu-img)
1752 --enable-trace-backends=B Set trace backend
1753 Available backends: $trace_backend_list
1754 --with-trace-file=NAME Full PATH,NAME of file to store traces
1755 Default:trace-<pid>
1756 --disable-slirp disable SLIRP userspace network connectivity
1757 --enable-tcg-interpreter enable TCG with bytecode interpreter (TCI)
1758 --enable-malloc-trim enable libc malloc_trim() for memory optimization
1759 --oss-lib path to OSS library
1760 --cpu=CPU Build for host CPU [$cpu]
1761 --with-coroutine=BACKEND coroutine backend. Supported options:
1762 ucontext, sigaltstack, windows
1763 --enable-gcov enable test coverage analysis with gcov
1764 --gcov=GCOV use specified gcov [$gcov_tool]
1765 --disable-blobs disable installing provided firmware blobs
1766 --with-vss-sdk=SDK-path enable Windows VSS support in QEMU Guest Agent
1767 --with-win-sdk=SDK-path path to Windows Platform SDK (to build VSS .tlb)
1768 --tls-priority default TLS protocol/cipher priority string
1769 --enable-gprof QEMU profiling with gprof
1770 --enable-profiler profiler support
1771 --enable-debug-stack-usage
1772 track the maximum stack usage of stacks created by qemu_alloc_stack
1773 --enable-plugins
1774 enable plugins via shared library loading
1775 --disable-containers don't use containers for cross-building
1776
1777 Optional features, enabled with --enable-FEATURE and
1778 disabled with --disable-FEATURE, default is enabled if available:
1779
1780 system all system emulation targets
1781 user supported user emulation targets
1782 linux-user all linux usermode emulation targets
1783 bsd-user all BSD usermode emulation targets
1784 docs build documentation
1785 guest-agent build the QEMU Guest Agent
1786 guest-agent-msi build guest agent Windows MSI installation package
1787 pie Position Independent Executables
1788 modules modules support (non-Windows)
1789 debug-tcg TCG debugging (default is disabled)
1790 debug-info debugging information
1791 sparse sparse checker
1792
1793 gnutls GNUTLS cryptography support
1794 nettle nettle cryptography support
1795 gcrypt libgcrypt cryptography support
1796 auth-pam PAM access control
1797 sdl SDL UI
1798 sdl-image SDL Image support for icons
1799 gtk gtk UI
1800 vte vte support for the gtk UI
1801 curses curses UI
1802 iconv font glyph conversion support
1803 vnc VNC UI support
1804 vnc-sasl SASL encryption for VNC server
1805 vnc-jpeg JPEG lossy compression for VNC server
1806 vnc-png PNG compression for VNC server
1807 cocoa Cocoa UI (Mac OS X only)
1808 virtfs VirtFS
1809 mpath Multipath persistent reservation passthrough
1810 xen xen backend driver support
1811 xen-pci-passthrough PCI passthrough support for Xen
1812 brlapi BrlAPI (Braile)
1813 curl curl connectivity
1814 membarrier membarrier system call (for Linux 4.14+ or Windows)
1815 fdt fdt device tree
1816 kvm KVM acceleration support
1817 hax HAX acceleration support
1818 hvf Hypervisor.framework acceleration support
1819 whpx Windows Hypervisor Platform acceleration support
1820 rdma Enable RDMA-based migration
1821 pvrdma Enable PVRDMA support
1822 vde support for vde network
1823 netmap support for netmap network
1824 linux-aio Linux AIO support
1825 linux-io-uring Linux io_uring support
1826 cap-ng libcap-ng support
1827 attr attr and xattr support
1828 vhost-net vhost-net kernel acceleration support
1829 vhost-vsock virtio sockets device support
1830 vhost-scsi vhost-scsi kernel target support
1831 vhost-crypto vhost-user-crypto backend support
1832 vhost-kernel vhost kernel backend support
1833 vhost-user vhost-user backend support
1834 spice spice
1835 rbd rados block device (rbd)
1836 libiscsi iscsi support
1837 libnfs nfs support
1838 smartcard smartcard support (libcacard)
1839 libusb libusb (for usb passthrough)
1840 live-block-migration Block migration in the main migration stream
1841 usb-redir usb network redirection support
1842 lzo support of lzo compression library
1843 snappy support of snappy compression library
1844 bzip2 support of bzip2 compression library
1845 (for reading bzip2-compressed dmg images)
1846 lzfse support of lzfse compression library
1847 (for reading lzfse-compressed dmg images)
1848 zstd support for zstd compression library
1849 (for migration compression)
1850 seccomp seccomp support
1851 coroutine-pool coroutine freelist (better performance)
1852 glusterfs GlusterFS backend
1853 tpm TPM support
1854 libssh ssh block device support
1855 numa libnuma support
1856 libxml2 for Parallels image format
1857 tcmalloc tcmalloc support
1858 jemalloc jemalloc support
1859 avx2 AVX2 optimization support
1860 replication replication support
1861 opengl opengl support
1862 virglrenderer virgl rendering support
1863 xfsctl xfsctl support
1864 qom-cast-debug cast debugging support
1865 tools build qemu-io, qemu-nbd and qemu-img tools
1866 vxhs Veritas HyperScale vDisk backend support
1867 bochs bochs image format support
1868 cloop cloop image format support
1869 dmg dmg image format support
1870 qcow1 qcow v1 image format support
1871 vdi vdi image format support
1872 vvfat vvfat image format support
1873 qed qed image format support
1874 parallels parallels image format support
1875 sheepdog sheepdog block driver support
1876 crypto-afalg Linux AF_ALG crypto backend driver
1877 capstone capstone disassembler support
1878 debug-mutex mutex debugging support
1879 libpmem libpmem support
1880 xkbcommon xkbcommon support
1881
1882 NOTE: The object files are built at the place where configure is launched
1883 EOF
1884 exit 0
1885 fi
1886
1887 # Remove old dependency files to make sure that they get properly regenerated
1888 rm -f */config-devices.mak.d
1889
1890 if test -z "$python"
1891 then
1892 error_exit "Python not found. Use --python=/path/to/python"
1893 fi
1894
1895 # Note that if the Python conditional here evaluates True we will exit
1896 # with status 1 which is a shell 'false' value.
1897 if ! $python -c 'import sys; sys.exit(sys.version_info < (3,5))'; then
1898 error_exit "Cannot use '$python', Python >= 3.5 is required." \
1899 "Use --python=/path/to/python to specify a supported Python."
1900 fi
1901
1902 # Preserve python version since some functionality is dependent on it
1903 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)
1904
1905 # Suppress writing compiled files
1906 python="$python -B"
1907
1908 # Check that the C compiler works. Doing this here before testing
1909 # the host CPU ensures that we had a valid CC to autodetect the
1910 # $cpu var (and we should bail right here if that's not the case).
1911 # It also allows the help message to be printed without a CC.
1912 write_c_skeleton;
1913 if compile_object ; then
1914 : C compiler works ok
1915 else
1916 error_exit "\"$cc\" either does not exist or does not work"
1917 fi
1918 if ! compile_prog ; then
1919 error_exit "\"$cc\" cannot build an executable (is your linker broken?)"
1920 fi
1921
1922 # Now we have handled --enable-tcg-interpreter and know we're not just
1923 # printing the help message, bail out if the host CPU isn't supported.
1924 if test "$ARCH" = "unknown"; then
1925 if test "$tcg_interpreter" = "yes" ; then
1926 echo "Unsupported CPU = $cpu, will use TCG with TCI (experimental)"
1927 else
1928 error_exit "Unsupported CPU = $cpu, try --enable-tcg-interpreter"
1929 fi
1930 fi
1931
1932 # Consult white-list to determine whether to enable werror
1933 # by default. Only enable by default for git builds
1934 if test -z "$werror" ; then
1935 if test -e "$source_path/.git" && \
1936 { test "$linux" = "yes" || test "$mingw32" = "yes"; }; then
1937 werror="yes"
1938 else
1939 werror="no"
1940 fi
1941 fi
1942
1943 if test "$bogus_os" = "yes"; then
1944 # Now that we know that we're not printing the help and that
1945 # the compiler works (so the results of the check_defines we used
1946 # to identify the OS are reliable), if we didn't recognize the
1947 # host OS we should stop now.
1948 error_exit "Unrecognized host OS (uname -s reports '$(uname -s)')"
1949 fi
1950
1951 # Check whether the compiler matches our minimum requirements:
1952 cat > $TMPC << EOF
1953 #if defined(__clang_major__) && defined(__clang_minor__)
1954 # ifdef __apple_build_version__
1955 # if __clang_major__ < 5 || (__clang_major__ == 5 && __clang_minor__ < 1)
1956 # error You need at least XCode Clang v5.1 to compile QEMU
1957 # endif
1958 # else
1959 # if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ < 4)
1960 # error You need at least Clang v3.4 to compile QEMU
1961 # endif
1962 # endif
1963 #elif defined(__GNUC__) && defined(__GNUC_MINOR__)
1964 # if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 8)
1965 # error You need at least GCC v4.8 to compile QEMU
1966 # endif
1967 #else
1968 # error You either need GCC or Clang to compiler QEMU
1969 #endif
1970 int main (void) { return 0; }
1971 EOF
1972 if ! compile_prog "" "" ; then
1973 error_exit "You need at least GCC v4.8 or Clang v3.4 (or XCode Clang v5.1)"
1974 fi
1975
1976 gcc_flags="-Wold-style-declaration -Wold-style-definition -Wtype-limits"
1977 gcc_flags="-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers $gcc_flags"
1978 gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
1979 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
1980 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
1981 gcc_flags="-Wno-string-plus-int -Wno-typedef-redefinition $gcc_flags"
1982 # Note that we do not add -Werror to gcc_flags here, because that would
1983 # enable it for all configure tests. If a configure test failed due
1984 # to -Werror this would just silently disable some features,
1985 # so it's too error prone.
1986
1987 cc_has_warning_flag() {
1988 write_c_skeleton;
1989
1990 # Use the positive sense of the flag when testing for -Wno-wombat
1991 # support (gcc will happily accept the -Wno- form of unknown
1992 # warning options).
1993 optflag="$(echo $1 | sed -e 's/^-Wno-/-W/')"
1994 compile_prog "-Werror $optflag" ""
1995 }
1996
1997 for flag in $gcc_flags; do
1998 if cc_has_warning_flag $flag ; then
1999 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2000 fi
2001 done
2002
2003 if test "$stack_protector" != "no"; then
2004 cat > $TMPC << EOF
2005 int main(int argc, char *argv[])
2006 {
2007 char arr[64], *p = arr, *c = argv[0];
2008 while (*c) {
2009 *p++ = *c++;
2010 }
2011 return 0;
2012 }
2013 EOF
2014 gcc_flags="-fstack-protector-strong -fstack-protector-all"
2015 sp_on=0
2016 for flag in $gcc_flags; do
2017 # We need to check both a compile and a link, since some compiler
2018 # setups fail only on a .c->.o compile and some only at link time
2019 if do_cc $QEMU_CFLAGS -Werror $flag -c -o $TMPO $TMPC &&
2020 compile_prog "-Werror $flag" ""; then
2021 QEMU_CFLAGS="$QEMU_CFLAGS $flag"
2022 QEMU_LDFLAGS="$QEMU_LDFLAGS $flag"
2023 sp_on=1
2024 break
2025 fi
2026 done
2027 if test "$stack_protector" = yes; then
2028 if test $sp_on = 0; then
2029 error_exit "Stack protector not supported"
2030 fi
2031 fi
2032 fi
2033
2034 # Disable -Wmissing-braces on older compilers that warn even for
2035 # the "universal" C zero initializer {0}.
2036 cat > $TMPC << EOF
2037 struct {
2038 int a[2];
2039 } x = {0};
2040 EOF
2041 if compile_object "-Werror" "" ; then
2042 :
2043 else
2044 QEMU_CFLAGS="$QEMU_CFLAGS -Wno-missing-braces"
2045 fi
2046
2047 # Our module code doesn't support Windows
2048 if test "$modules" = "yes" && test "$mingw32" = "yes" ; then
2049 error_exit "Modules are not available for Windows"
2050 fi
2051
2052 # Static linking is not possible with modules or PIE
2053 if test "$static" = "yes" ; then
2054 if test "$modules" = "yes" ; then
2055 error_exit "static and modules are mutually incompatible"
2056 fi
2057 if test "$pie" = "yes" ; then
2058 error_exit "static and pie are mutually incompatible"
2059 else
2060 pie="no"
2061 fi
2062 fi
2063
2064 # Unconditional check for compiler __thread support
2065 cat > $TMPC << EOF
2066 static __thread int tls_var;
2067 int main(void) { return tls_var; }
2068 EOF
2069
2070 if ! compile_prog "-Werror" "" ; then
2071 error_exit "Your compiler does not support the __thread specifier for " \
2072 "Thread-Local Storage (TLS). Please upgrade to a version that does."
2073 fi
2074
2075 if test "$pie" = ""; then
2076 case "$cpu-$targetos" in
2077 i386-Linux|x86_64-Linux|x32-Linux|i386-OpenBSD|x86_64-OpenBSD)
2078 ;;
2079 *)
2080 pie="no"
2081 ;;
2082 esac
2083 fi
2084
2085 if test "$pie" != "no" ; then
2086 cat > $TMPC << EOF
2087
2088 #ifdef __linux__
2089 # define THREAD __thread
2090 #else
2091 # define THREAD
2092 #endif
2093
2094 static THREAD int tls_var;
2095
2096 int main(void) { return tls_var; }
2097
2098 EOF
2099 # check we support --no-pie first...
2100 if compile_prog "-Werror -fno-pie" "-no-pie"; then
2101 CFLAGS_NOPIE="-fno-pie"
2102 LDFLAGS_NOPIE="-nopie"
2103 fi
2104
2105 if compile_prog "-fPIE -DPIE" "-pie"; then
2106 QEMU_CFLAGS="-fPIE -DPIE $QEMU_CFLAGS"
2107 QEMU_LDFLAGS="-pie $QEMU_LDFLAGS"
2108 pie="yes"
2109 if compile_prog "" "-Wl,-z,relro -Wl,-z,now" ; then
2110 QEMU_LDFLAGS="-Wl,-z,relro -Wl,-z,now $QEMU_LDFLAGS"
2111 fi
2112 else
2113 if test "$pie" = "yes"; then
2114 error_exit "PIE not available due to missing toolchain support"
2115 else
2116 echo "Disabling PIE due to missing toolchain support"
2117 pie="no"
2118 fi
2119 fi
2120 fi
2121
2122 ##########################################
2123 # __sync_fetch_and_and requires at least -march=i486. Many toolchains
2124 # use i686 as default anyway, but for those that don't, an explicit
2125 # specification is necessary
2126
2127 if test "$cpu" = "i386"; then
2128 cat > $TMPC << EOF
2129 static int sfaa(int *ptr)
2130 {
2131 return __sync_fetch_and_and(ptr, 0);
2132 }
2133
2134 int main(void)
2135 {
2136 int val = 42;
2137 val = __sync_val_compare_and_swap(&val, 0, 1);
2138 sfaa(&val);
2139 return val;
2140 }
2141 EOF
2142 if ! compile_prog "" "" ; then
2143 QEMU_CFLAGS="-march=i486 $QEMU_CFLAGS"
2144 fi
2145 fi
2146
2147 #########################################
2148 # Solaris specific configure tool chain decisions
2149
2150 if test "$solaris" = "yes" ; then
2151 if has $install; then
2152 :
2153 else
2154 error_exit "Solaris install program not found. Use --install=/usr/ucb/install or" \
2155 "install fileutils from www.blastwave.org using pkg-get -i fileutils" \
2156 "to get ginstall which is used by default (which lives in /opt/csw/bin)"
2157 fi
2158 if test "$(path_of $install)" = "/usr/sbin/install" ; then
2159 error_exit "Solaris /usr/sbin/install is not an appropriate install program." \
2160 "try ginstall from the GNU fileutils available from www.blastwave.org" \
2161 "using pkg-get -i fileutils, or use --install=/usr/ucb/install"
2162 fi
2163 if has ar; then
2164 :
2165 else
2166 if test -f /usr/ccs/bin/ar ; then
2167 error_exit "No path includes ar" \
2168 "Add /usr/ccs/bin to your path and rerun configure"
2169 fi
2170 error_exit "No path includes ar"
2171 fi
2172 fi
2173
2174 if test -z "${target_list+xxx}" ; then
2175 for target in $default_target_list; do
2176 supported_target $target 2>/dev/null && \
2177 target_list="$target_list $target"
2178 done
2179 target_list="${target_list# }"
2180 else
2181 target_list=$(echo "$target_list" | sed -e 's/,/ /g')
2182 for target in $target_list; do
2183 # Check that we recognised the target name; this allows a more
2184 # friendly error message than if we let it fall through.
2185 case " $default_target_list " in
2186 *" $target "*)
2187 ;;
2188 *)
2189 error_exit "Unknown target name '$target'"
2190 ;;
2191 esac
2192 supported_target $target || exit 1
2193 done
2194 fi
2195
2196 # see if system emulation was really requested
2197 case " $target_list " in
2198 *"-softmmu "*) softmmu=yes
2199 ;;
2200 *) softmmu=no
2201 ;;
2202 esac
2203
2204 for target in $target_list; do
2205 case "$target" in
2206 arm-softmmu | aarch64-softmmu | i386-softmmu | x86_64-softmmu)
2207 edk2_blobs="yes"
2208 ;;
2209 esac
2210 done
2211 # The EDK2 binaries are compressed with bzip2
2212 if test "$edk2_blobs" = "yes" && ! has bzip2; then
2213 error_exit "The bzip2 program is required for building QEMU"
2214 fi
2215
2216 feature_not_found() {
2217 feature=$1
2218 remedy=$2
2219
2220 error_exit "User requested feature $feature" \
2221 "configure was not able to find it." \
2222 "$remedy"
2223 }
2224
2225 # ---
2226 # big/little endian test
2227 cat > $TMPC << EOF
2228 short big_endian[] = { 0x4269, 0x4765, 0x4e64, 0x4961, 0x4e00, 0, };
2229 short little_endian[] = { 0x694c, 0x7454, 0x654c, 0x6e45, 0x6944, 0x6e41, 0, };
2230 extern int foo(short *, short *);
2231 int main(int argc, char *argv[]) {
2232 return foo(big_endian, little_endian);
2233 }
2234 EOF
2235
2236 if compile_object ; then
2237 if strings -a $TMPO | grep -q BiGeNdIaN ; then
2238 bigendian="yes"
2239 elif strings -a $TMPO | grep -q LiTtLeEnDiAn ; then
2240 bigendian="no"
2241 else
2242 echo big/little test failed
2243 fi
2244 else
2245 echo big/little test failed
2246 fi
2247
2248 ##########################################
2249 # system tools
2250 if test -z "$want_tools"; then
2251 if test "$softmmu" = "no"; then
2252 want_tools=no
2253 else
2254 want_tools=yes
2255 fi
2256 fi
2257
2258 ##########################################
2259 # cocoa implies not SDL or GTK
2260 # (the cocoa UI code currently assumes it is always the active UI
2261 # and doesn't interact well with other UI frontend code)
2262 if test "$cocoa" = "yes"; then
2263 if test "$sdl" = "yes"; then
2264 error_exit "Cocoa and SDL UIs cannot both be enabled at once"
2265 fi
2266 if test "$gtk" = "yes"; then
2267 error_exit "Cocoa and GTK UIs cannot both be enabled at once"
2268 fi
2269 gtk=no
2270 sdl=no
2271 fi
2272
2273 # Some versions of Mac OS X incorrectly define SIZE_MAX
2274 cat > $TMPC << EOF
2275 #include <stdint.h>
2276 #include <stdio.h>
2277 int main(int argc, char *argv[]) {
2278 return printf("%zu", SIZE_MAX);
2279 }
2280 EOF
2281 have_broken_size_max=no
2282 if ! compile_object -Werror ; then
2283 have_broken_size_max=yes
2284 fi
2285
2286 ##########################################
2287 # L2TPV3 probe
2288
2289 cat > $TMPC <<EOF
2290 #include <sys/socket.h>
2291 #include <linux/ip.h>
2292 int main(void) { return sizeof(struct mmsghdr); }
2293 EOF
2294 if compile_prog "" "" ; then
2295 l2tpv3=yes
2296 else
2297 l2tpv3=no
2298 fi
2299
2300 #########################################
2301 # vhost interdependencies and host support
2302
2303 # vhost backends
2304 test "$vhost_user" = "" && vhost_user=yes
2305 if test "$vhost_user" = "yes" && test "$mingw32" = "yes"; then
2306 error_exit "vhost-user isn't available on win32"
2307 fi
2308 test "$vhost_kernel" = "" && vhost_kernel=$linux
2309 if test "$vhost_kernel" = "yes" && test "$linux" != "yes"; then
2310 error_exit "vhost-kernel is only available on Linux"
2311 fi
2312
2313 # vhost-kernel devices
2314 test "$vhost_scsi" = "" && vhost_scsi=$vhost_kernel
2315 if test "$vhost_scsi" = "yes" && test "$vhost_kernel" != "yes"; then
2316 error_exit "--enable-vhost-scsi requires --enable-vhost-kernel"
2317 fi
2318 test "$vhost_vsock" = "" && vhost_vsock=$vhost_kernel
2319 if test "$vhost_vsock" = "yes" && test "$vhost_kernel" != "yes"; then
2320 error_exit "--enable-vhost-vsock requires --enable-vhost-kernel"
2321 fi
2322
2323 # vhost-user backends
2324 test "$vhost_net_user" = "" && vhost_net_user=$vhost_user
2325 if test "$vhost_net_user" = "yes" && test "$vhost_user" = "no"; then
2326 error_exit "--enable-vhost-net-user requires --enable-vhost-user"
2327 fi
2328 test "$vhost_crypto" = "" && vhost_crypto=$vhost_user
2329 if test "$vhost_crypto" = "yes" && test "$vhost_user" = "no"; then
2330 error_exit "--enable-vhost-crypto requires --enable-vhost-user"
2331 fi
2332 test "$vhost_user_fs" = "" && vhost_user_fs=$vhost_user
2333 if test "$vhost_user_fs" = "yes" && test "$vhost_user" = "no"; then
2334 error_exit "--enable-vhost-user-fs requires --enable-vhost-user"
2335 fi
2336
2337 # OR the vhost-kernel and vhost-user values for simplicity
2338 if test "$vhost_net" = ""; then
2339 test "$vhost_net_user" = "yes" && vhost_net=yes
2340 test "$vhost_kernel" = "yes" && vhost_net=yes
2341 fi
2342
2343 ##########################################
2344 # MinGW / Mingw-w64 localtime_r/gmtime_r check
2345
2346 if test "$mingw32" = "yes"; then
2347 # Some versions of MinGW / Mingw-w64 lack localtime_r
2348 # and gmtime_r entirely.
2349 #
2350 # Some versions of Mingw-w64 define a macro for
2351 # localtime_r/gmtime_r.
2352 #
2353 # Some versions of Mingw-w64 will define functions
2354 # for localtime_r/gmtime_r, but only if you have
2355 # _POSIX_THREAD_SAFE_FUNCTIONS defined. For fun
2356 # though, unistd.h and pthread.h both define
2357 # that for you.
2358 #
2359 # So this #undef localtime_r and #include <unistd.h>
2360 # are not in fact redundant.
2361 cat > $TMPC << EOF
2362 #include <unistd.h>
2363 #include <time.h>
2364 #undef localtime_r
2365 int main(void) { localtime_r(NULL, NULL); return 0; }
2366 EOF
2367 if compile_prog "" "" ; then
2368 localtime_r="yes"
2369 else
2370 localtime_r="no"
2371 fi
2372 fi
2373
2374 ##########################################
2375 # pkg-config probe
2376
2377 if ! has "$pkg_config_exe"; then
2378 error_exit "pkg-config binary '$pkg_config_exe' not found"
2379 fi
2380
2381 ##########################################
2382 # NPTL probe
2383
2384 if test "$linux_user" = "yes"; then
2385 cat > $TMPC <<EOF
2386 #include <sched.h>
2387 #include <linux/futex.h>
2388 int main(void) {
2389 #if !defined(CLONE_SETTLS) || !defined(FUTEX_WAIT)
2390 #error bork
2391 #endif
2392 return 0;
2393 }
2394 EOF
2395 if ! compile_object ; then
2396 feature_not_found "nptl" "Install glibc and linux kernel headers."
2397 fi
2398 fi
2399
2400 ##########################################
2401 # lzo check
2402
2403 if test "$lzo" != "no" ; then
2404 cat > $TMPC << EOF
2405 #include <lzo/lzo1x.h>
2406 int main(void) { lzo_version(); return 0; }
2407 EOF
2408 if compile_prog "" "-llzo2" ; then
2409 libs_softmmu="$libs_softmmu -llzo2"
2410 lzo="yes"
2411 else
2412 if test "$lzo" = "yes"; then
2413 feature_not_found "liblzo2" "Install liblzo2 devel"
2414 fi
2415 lzo="no"
2416 fi
2417 fi
2418
2419 ##########################################
2420 # snappy check
2421
2422 if test "$snappy" != "no" ; then
2423 cat > $TMPC << EOF
2424 #include <snappy-c.h>
2425 int main(void) { snappy_max_compressed_length(4096); return 0; }
2426 EOF
2427 if compile_prog "" "-lsnappy" ; then
2428 libs_softmmu="$libs_softmmu -lsnappy"
2429 snappy="yes"
2430 else
2431 if test "$snappy" = "yes"; then
2432 feature_not_found "libsnappy" "Install libsnappy devel"
2433 fi
2434 snappy="no"
2435 fi
2436 fi
2437
2438 ##########################################
2439 # bzip2 check
2440
2441 if test "$bzip2" != "no" ; then
2442 cat > $TMPC << EOF
2443 #include <bzlib.h>
2444 int main(void) { BZ2_bzlibVersion(); return 0; }
2445 EOF
2446 if compile_prog "" "-lbz2" ; then
2447 bzip2="yes"
2448 else
2449 if test "$bzip2" = "yes"; then
2450 feature_not_found "libbzip2" "Install libbzip2 devel"
2451 fi
2452 bzip2="no"
2453 fi
2454 fi
2455
2456 ##########################################
2457 # lzfse check
2458
2459 if test "$lzfse" != "no" ; then
2460 cat > $TMPC << EOF
2461 #include <lzfse.h>
2462 int main(void) { lzfse_decode_scratch_size(); return 0; }
2463 EOF
2464 if compile_prog "" "-llzfse" ; then
2465 lzfse="yes"
2466 else
2467 if test "$lzfse" = "yes"; then
2468 feature_not_found "lzfse" "Install lzfse devel"
2469 fi
2470 lzfse="no"
2471 fi
2472 fi
2473
2474 ##########################################
2475 # zstd check
2476
2477 if test "$zstd" != "no" ; then
2478 libzstd_minver="1.4.0"
2479 if $pkg_config --atleast-version=$libzstd_minver libzstd ; then
2480 zstd_cflags="$($pkg_config --cflags libzstd)"
2481 zstd_libs="$($pkg_config --libs libzstd)"
2482 LIBS="$zstd_libs $LIBS"
2483 QEMU_CFLAGS="$QEMU_CFLAGS $zstd_cflags"
2484 zstd="yes"
2485 else
2486 if test "$zstd" = "yes" ; then
2487 feature_not_found "libzstd" "Install libzstd devel"
2488 fi
2489 zstd="no"
2490 fi
2491 fi
2492
2493 ##########################################
2494 # libseccomp check
2495
2496 if test "$seccomp" != "no" ; then
2497 libseccomp_minver="2.3.0"
2498 if $pkg_config --atleast-version=$libseccomp_minver libseccomp ; then
2499 seccomp_cflags="$($pkg_config --cflags libseccomp)"
2500 seccomp_libs="$($pkg_config --libs libseccomp)"
2501 seccomp="yes"
2502 else
2503 if test "$seccomp" = "yes" ; then
2504 feature_not_found "libseccomp" \
2505 "Install libseccomp devel >= $libseccomp_minver"
2506 fi
2507 seccomp="no"
2508 fi
2509 fi
2510 ##########################################
2511 # xen probe
2512
2513 if test "$xen" != "no" ; then
2514 # Check whether Xen library path is specified via --extra-ldflags to avoid
2515 # overriding this setting with pkg-config output. If not, try pkg-config
2516 # to obtain all needed flags.
2517
2518 if ! echo $EXTRA_LDFLAGS | grep tools/libxc > /dev/null && \
2519 $pkg_config --exists xencontrol ; then
2520 xen_ctrl_version="$(printf '%d%02d%02d' \
2521 $($pkg_config --modversion xencontrol | sed 's/\./ /g') )"
2522 xen=yes
2523 xen_pc="xencontrol xenstore xenguest xenforeignmemory xengnttab"
2524 xen_pc="$xen_pc xenevtchn xendevicemodel"
2525 if $pkg_config --exists xentoolcore; then
2526 xen_pc="$xen_pc xentoolcore"
2527 fi
2528 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags $xen_pc)"
2529 libs_softmmu="$($pkg_config --libs $xen_pc) $libs_softmmu"
2530 else
2531
2532 xen_libs="-lxenstore -lxenctrl -lxenguest"
2533 xen_stable_libs="-lxenforeignmemory -lxengnttab -lxenevtchn"
2534
2535 # First we test whether Xen headers and libraries are available.
2536 # If no, we are done and there is no Xen support.
2537 # If yes, more tests are run to detect the Xen version.
2538
2539 # Xen (any)
2540 cat > $TMPC <<EOF
2541 #include <xenctrl.h>
2542 int main(void) {
2543 return 0;
2544 }
2545 EOF
2546 if ! compile_prog "" "$xen_libs" ; then
2547 # Xen not found
2548 if test "$xen" = "yes" ; then
2549 feature_not_found "xen" "Install xen devel"
2550 fi
2551 xen=no
2552
2553 # Xen unstable
2554 elif
2555 cat > $TMPC <<EOF &&
2556 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2557 #define __XEN_TOOLS__
2558 #include <xendevicemodel.h>
2559 #include <xenforeignmemory.h>
2560 int main(void) {
2561 xendevicemodel_handle *xd;
2562 xenforeignmemory_handle *xfmem;
2563
2564 xd = xendevicemodel_open(0, 0);
2565 xendevicemodel_pin_memory_cacheattr(xd, 0, 0, 0, 0);
2566
2567 xfmem = xenforeignmemory_open(0, 0);
2568 xenforeignmemory_map_resource(xfmem, 0, 0, 0, 0, 0, NULL, 0, 0);
2569
2570 return 0;
2571 }
2572 EOF
2573 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2574 then
2575 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2576 xen_ctrl_version=41100
2577 xen=yes
2578 elif
2579 cat > $TMPC <<EOF &&
2580 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2581 #include <xenforeignmemory.h>
2582 #include <xentoolcore.h>
2583 int main(void) {
2584 xenforeignmemory_handle *xfmem;
2585
2586 xfmem = xenforeignmemory_open(0, 0);
2587 xenforeignmemory_map2(xfmem, 0, 0, 0, 0, 0, 0, 0);
2588 xentoolcore_restrict_all(0);
2589
2590 return 0;
2591 }
2592 EOF
2593 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs -lxentoolcore"
2594 then
2595 xen_stable_libs="-lxendevicemodel $xen_stable_libs -lxentoolcore"
2596 xen_ctrl_version=41000
2597 xen=yes
2598 elif
2599 cat > $TMPC <<EOF &&
2600 #undef XC_WANT_COMPAT_DEVICEMODEL_API
2601 #define __XEN_TOOLS__
2602 #include <xendevicemodel.h>
2603 int main(void) {
2604 xendevicemodel_handle *xd;
2605
2606 xd = xendevicemodel_open(0, 0);
2607 xendevicemodel_close(xd);
2608
2609 return 0;
2610 }
2611 EOF
2612 compile_prog "" "$xen_libs -lxendevicemodel $xen_stable_libs"
2613 then
2614 xen_stable_libs="-lxendevicemodel $xen_stable_libs"
2615 xen_ctrl_version=40900
2616 xen=yes
2617 elif
2618 cat > $TMPC <<EOF &&
2619 /*
2620 * If we have stable libs the we don't want the libxc compat
2621 * layers, regardless of what CFLAGS we may have been given.
2622 *
2623 * Also, check if xengnttab_grant_copy_segment_t is defined and
2624 * grant copy operation is implemented.
2625 */
2626 #undef XC_WANT_COMPAT_EVTCHN_API
2627 #undef XC_WANT_COMPAT_GNTTAB_API
2628 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2629 #include <xenctrl.h>
2630 #include <xenstore.h>
2631 #include <xenevtchn.h>
2632 #include <xengnttab.h>
2633 #include <xenforeignmemory.h>
2634 #include <stdint.h>
2635 #include <xen/hvm/hvm_info_table.h>
2636 #if !defined(HVM_MAX_VCPUS)
2637 # error HVM_MAX_VCPUS not defined
2638 #endif
2639 int main(void) {
2640 xc_interface *xc = NULL;
2641 xenforeignmemory_handle *xfmem;
2642 xenevtchn_handle *xe;
2643 xengnttab_handle *xg;
2644 xengnttab_grant_copy_segment_t* seg = NULL;
2645
2646 xs_daemon_open();
2647
2648 xc = xc_interface_open(0, 0, 0);
2649 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2650 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2651 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2652 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2653
2654 xfmem = xenforeignmemory_open(0, 0);
2655 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2656
2657 xe = xenevtchn_open(0, 0);
2658 xenevtchn_fd(xe);
2659
2660 xg = xengnttab_open(0, 0);
2661 xengnttab_grant_copy(xg, 0, seg);
2662
2663 return 0;
2664 }
2665 EOF
2666 compile_prog "" "$xen_libs $xen_stable_libs"
2667 then
2668 xen_ctrl_version=40800
2669 xen=yes
2670 elif
2671 cat > $TMPC <<EOF &&
2672 /*
2673 * If we have stable libs the we don't want the libxc compat
2674 * layers, regardless of what CFLAGS we may have been given.
2675 */
2676 #undef XC_WANT_COMPAT_EVTCHN_API
2677 #undef XC_WANT_COMPAT_GNTTAB_API
2678 #undef XC_WANT_COMPAT_MAP_FOREIGN_API
2679 #include <xenctrl.h>
2680 #include <xenstore.h>
2681 #include <xenevtchn.h>
2682 #include <xengnttab.h>
2683 #include <xenforeignmemory.h>
2684 #include <stdint.h>
2685 #include <xen/hvm/hvm_info_table.h>
2686 #if !defined(HVM_MAX_VCPUS)
2687 # error HVM_MAX_VCPUS not defined
2688 #endif
2689 int main(void) {
2690 xc_interface *xc = NULL;
2691 xenforeignmemory_handle *xfmem;
2692 xenevtchn_handle *xe;
2693 xengnttab_handle *xg;
2694
2695 xs_daemon_open();
2696
2697 xc = xc_interface_open(0, 0, 0);
2698 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2699 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2700 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2701 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2702
2703 xfmem = xenforeignmemory_open(0, 0);
2704 xenforeignmemory_map(xfmem, 0, 0, 0, 0, 0);
2705
2706 xe = xenevtchn_open(0, 0);
2707 xenevtchn_fd(xe);
2708
2709 xg = xengnttab_open(0, 0);
2710 xengnttab_map_grant_ref(xg, 0, 0, 0);
2711
2712 return 0;
2713 }
2714 EOF
2715 compile_prog "" "$xen_libs $xen_stable_libs"
2716 then
2717 xen_ctrl_version=40701
2718 xen=yes
2719
2720 # Xen 4.6
2721 elif
2722 cat > $TMPC <<EOF &&
2723 #include <xenctrl.h>
2724 #include <xenstore.h>
2725 #include <stdint.h>
2726 #include <xen/hvm/hvm_info_table.h>
2727 #if !defined(HVM_MAX_VCPUS)
2728 # error HVM_MAX_VCPUS not defined
2729 #endif
2730 int main(void) {
2731 xc_interface *xc;
2732 xs_daemon_open();
2733 xc = xc_interface_open(0, 0, 0);
2734 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2735 xc_gnttab_open(NULL, 0);
2736 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2737 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2738 xc_hvm_create_ioreq_server(xc, 0, HVM_IOREQSRV_BUFIOREQ_ATOMIC, NULL);
2739 xc_reserved_device_memory_map(xc, 0, 0, 0, 0, NULL, 0);
2740 return 0;
2741 }
2742 EOF
2743 compile_prog "" "$xen_libs"
2744 then
2745 xen_ctrl_version=40600
2746 xen=yes
2747
2748 # Xen 4.5
2749 elif
2750 cat > $TMPC <<EOF &&
2751 #include <xenctrl.h>
2752 #include <xenstore.h>
2753 #include <stdint.h>
2754 #include <xen/hvm/hvm_info_table.h>
2755 #if !defined(HVM_MAX_VCPUS)
2756 # error HVM_MAX_VCPUS not defined
2757 #endif
2758 int main(void) {
2759 xc_interface *xc;
2760 xs_daemon_open();
2761 xc = xc_interface_open(0, 0, 0);
2762 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2763 xc_gnttab_open(NULL, 0);
2764 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2765 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2766 xc_hvm_create_ioreq_server(xc, 0, 0, NULL);
2767 return 0;
2768 }
2769 EOF
2770 compile_prog "" "$xen_libs"
2771 then
2772 xen_ctrl_version=40500
2773 xen=yes
2774
2775 elif
2776 cat > $TMPC <<EOF &&
2777 #include <xenctrl.h>
2778 #include <xenstore.h>
2779 #include <stdint.h>
2780 #include <xen/hvm/hvm_info_table.h>
2781 #if !defined(HVM_MAX_VCPUS)
2782 # error HVM_MAX_VCPUS not defined
2783 #endif
2784 int main(void) {
2785 xc_interface *xc;
2786 xs_daemon_open();
2787 xc = xc_interface_open(0, 0, 0);
2788 xc_hvm_set_mem_type(0, 0, HVMMEM_ram_ro, 0, 0);
2789 xc_gnttab_open(NULL, 0);
2790 xc_domain_add_to_physmap(0, 0, XENMAPSPACE_gmfn, 0, 0);
2791 xc_hvm_inject_msi(xc, 0, 0xf0000000, 0x00000000);
2792 return 0;
2793 }
2794 EOF
2795 compile_prog "" "$xen_libs"
2796 then
2797 xen_ctrl_version=40200
2798 xen=yes
2799
2800 else
2801 if test "$xen" = "yes" ; then
2802 feature_not_found "xen (unsupported version)" \
2803 "Install a supported xen (xen 4.2 or newer)"
2804 fi
2805 xen=no
2806 fi
2807
2808 if test "$xen" = yes; then
2809 if test $xen_ctrl_version -ge 40701 ; then
2810 libs_softmmu="$xen_stable_libs $libs_softmmu"
2811 fi
2812 libs_softmmu="$xen_libs $libs_softmmu"
2813 fi
2814 fi
2815 fi
2816
2817 if test "$xen_pci_passthrough" != "no"; then
2818 if test "$xen" = "yes" && test "$linux" = "yes"; then
2819 xen_pci_passthrough=yes
2820 else
2821 if test "$xen_pci_passthrough" = "yes"; then
2822 error_exit "User requested feature Xen PCI Passthrough" \
2823 " but this feature requires /sys from Linux"
2824 fi
2825 xen_pci_passthrough=no
2826 fi
2827 fi
2828
2829 ##########################################
2830 # Windows Hypervisor Platform accelerator (WHPX) check
2831 if test "$whpx" != "no" ; then
2832 if check_include "WinHvPlatform.h" && check_include "WinHvEmulation.h"; then
2833 whpx="yes"
2834 else
2835 if test "$whpx" = "yes"; then
2836 feature_not_found "WinHvPlatform" "WinHvEmulation is not installed"
2837 fi
2838 whpx="no"
2839 fi
2840 fi
2841
2842 ##########################################
2843 # Sparse probe
2844 if test "$sparse" != "no" ; then
2845 if has cgcc; then
2846 sparse=yes
2847 else
2848 if test "$sparse" = "yes" ; then
2849 feature_not_found "sparse" "Install sparse binary"
2850 fi
2851 sparse=no
2852 fi
2853 fi
2854
2855 ##########################################
2856 # X11 probe
2857 if $pkg_config --exists "x11"; then
2858 have_x11=yes
2859 x11_cflags=$($pkg_config --cflags x11)
2860 x11_libs=$($pkg_config --libs x11)
2861 fi
2862
2863 ##########################################
2864 # GTK probe
2865
2866 if test "$gtk" != "no"; then
2867 gtkpackage="gtk+-3.0"
2868 gtkx11package="gtk+-x11-3.0"
2869 gtkversion="3.14.0"
2870 if $pkg_config --exists "$gtkpackage >= $gtkversion"; then
2871 gtk_cflags=$($pkg_config --cflags $gtkpackage)
2872 gtk_libs=$($pkg_config --libs $gtkpackage)
2873 gtk_version=$($pkg_config --modversion $gtkpackage)
2874 if $pkg_config --exists "$gtkx11package >= $gtkversion"; then
2875 need_x11=yes
2876 gtk_cflags="$gtk_cflags $x11_cflags"
2877 gtk_libs="$gtk_libs $x11_libs"
2878 fi
2879 gtk="yes"
2880 elif test "$gtk" = "yes"; then
2881 feature_not_found "gtk" "Install gtk3-devel"
2882 else
2883 gtk="no"
2884 fi
2885 fi
2886
2887
2888 ##########################################
2889 # GNUTLS probe
2890
2891 if test "$gnutls" != "no"; then
2892 pass="no"
2893 if $pkg_config --exists "gnutls >= 3.1.18"; then
2894 gnutls_cflags=$($pkg_config --cflags gnutls)
2895 gnutls_libs=$($pkg_config --libs gnutls)
2896 # Packaging for the static libraries is not always correct.
2897 # At least ubuntu 18.04 ships only shared libraries.
2898 write_c_skeleton
2899 if compile_prog "" "$gnutls_libs" ; then
2900 LIBS="$gnutls_libs $LIBS"
2901 QEMU_CFLAGS="$QEMU_CFLAGS $gnutls_cflags"
2902 pass="yes"
2903 fi
2904 fi
2905 if test "$pass" = "no" && test "$gnutls" = "yes"; then
2906 feature_not_found "gnutls" "Install gnutls devel >= 3.1.18"
2907 else
2908 gnutls="$pass"
2909 fi
2910 fi
2911
2912
2913 # If user didn't give a --disable/enable-gcrypt flag,
2914 # then mark as disabled if user requested nettle
2915 # explicitly
2916 if test -z "$gcrypt"
2917 then
2918 if test "$nettle" = "yes"
2919 then
2920 gcrypt="no"
2921 fi
2922 fi
2923
2924 # If user didn't give a --disable/enable-nettle flag,
2925 # then mark as disabled if user requested gcrypt
2926 # explicitly
2927 if test -z "$nettle"
2928 then
2929 if test "$gcrypt" = "yes"
2930 then
2931 nettle="no"
2932 fi
2933 fi
2934
2935 has_libgcrypt() {
2936 if ! has "libgcrypt-config"
2937 then
2938 return 1
2939 fi
2940
2941 if test -n "$cross_prefix"
2942 then
2943 host=$(libgcrypt-config --host)
2944 if test "$host-" != $cross_prefix
2945 then
2946 return 1
2947 fi
2948 fi
2949
2950 maj=`libgcrypt-config --version | awk -F . '{print $1}'`
2951 min=`libgcrypt-config --version | awk -F . '{print $2}'`
2952
2953 if test $maj != 1 || test $min -lt 5
2954 then
2955 return 1
2956 fi
2957
2958 return 0
2959 }
2960
2961
2962 if test "$nettle" != "no"; then
2963 pass="no"
2964 if $pkg_config --exists "nettle >= 2.7.1"; then
2965 nettle_cflags=$($pkg_config --cflags nettle)
2966 nettle_libs=$($pkg_config --libs nettle)
2967 nettle_version=$($pkg_config --modversion nettle)
2968 # Link test to make sure the given libraries work (e.g for static).
2969 write_c_skeleton
2970 if compile_prog "" "$nettle_libs" ; then
2971 LIBS="$nettle_libs $LIBS"
2972 QEMU_CFLAGS="$QEMU_CFLAGS $nettle_cflags"
2973 if test -z "$gcrypt"; then
2974 gcrypt="no"
2975 fi
2976 pass="yes"
2977 fi
2978 fi
2979 if test "$pass" = "yes"
2980 then
2981 cat > $TMPC << EOF
2982 #include <nettle/xts.h>
2983 int main(void) {
2984 return 0;
2985 }
2986 EOF
2987 if compile_prog "$nettle_cflags" "$nettle_libs" ; then
2988 nettle_xts=yes
2989 qemu_private_xts=no
2990 fi
2991 fi
2992 if test "$pass" = "no" && test "$nettle" = "yes"; then
2993 feature_not_found "nettle" "Install nettle devel >= 2.7.1"
2994 else
2995 nettle="$pass"
2996 fi
2997 fi
2998
2999 if test "$gcrypt" != "no"; then
3000 pass="no"
3001 if has_libgcrypt; then
3002 gcrypt_cflags=$(libgcrypt-config --cflags)
3003 gcrypt_libs=$(libgcrypt-config --libs)
3004 # Debian has removed -lgpg-error from libgcrypt-config
3005 # as it "spreads unnecessary dependencies" which in
3006 # turn breaks static builds...
3007 if test "$static" = "yes"
3008 then
3009 gcrypt_libs="$gcrypt_libs -lgpg-error"
3010 fi
3011
3012 # Link test to make sure the given libraries work (e.g for static).
3013 write_c_skeleton
3014 if compile_prog "" "$gcrypt_libs" ; then
3015 LIBS="$gcrypt_libs $LIBS"
3016 QEMU_CFLAGS="$QEMU_CFLAGS $gcrypt_cflags"
3017 pass="yes"
3018 fi
3019 fi
3020 if test "$pass" = "yes"; then
3021 gcrypt="yes"
3022 cat > $TMPC << EOF
3023 #include <gcrypt.h>
3024 int main(void) {
3025 gcry_mac_hd_t handle;
3026 gcry_mac_open(&handle, GCRY_MAC_HMAC_MD5,
3027 GCRY_MAC_FLAG_SECURE, NULL);
3028 return 0;
3029 }
3030 EOF
3031 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3032 gcrypt_hmac=yes
3033 fi
3034 cat > $TMPC << EOF
3035 #include <gcrypt.h>
3036 int main(void) {
3037 gcry_cipher_hd_t handle;
3038 gcry_cipher_open(&handle, GCRY_CIPHER_AES, GCRY_CIPHER_MODE_XTS, 0);
3039 return 0;
3040 }
3041 EOF
3042 if compile_prog "$gcrypt_cflags" "$gcrypt_libs" ; then
3043 gcrypt_xts=yes
3044 qemu_private_xts=no
3045 fi
3046 elif test "$gcrypt" = "yes"; then
3047 feature_not_found "gcrypt" "Install gcrypt devel >= 1.5.0"
3048 else
3049 gcrypt="no"
3050 fi
3051 fi
3052
3053
3054 if test "$gcrypt" = "yes" && test "$nettle" = "yes"
3055 then
3056 error_exit "Only one of gcrypt & nettle can be enabled"
3057 fi
3058
3059 ##########################################
3060 # libtasn1 - only for the TLS creds/session test suite
3061
3062 tasn1=yes
3063 tasn1_cflags=""
3064 tasn1_libs=""
3065 if $pkg_config --exists "libtasn1"; then
3066 tasn1_cflags=$($pkg_config --cflags libtasn1)
3067 tasn1_libs=$($pkg_config --libs libtasn1)
3068 else
3069 tasn1=no
3070 fi
3071
3072
3073 ##########################################
3074 # PAM probe
3075
3076 if test "$auth_pam" != "no"; then
3077 cat > $TMPC <<EOF
3078 #include <security/pam_appl.h>
3079 #include <stdio.h>
3080 int main(void) {
3081 const char *service_name = "qemu";
3082 const char *user = "frank";
3083 const struct pam_conv pam_conv = { 0 };
3084 pam_handle_t *pamh = NULL;
3085 pam_start(service_name, user, &pam_conv, &pamh);
3086 return 0;
3087 }
3088 EOF
3089 if compile_prog "" "-lpam" ; then
3090 auth_pam=yes
3091 else
3092 if test "$auth_pam" = "yes"; then
3093 feature_not_found "PAM" "Install PAM development package"
3094 else
3095 auth_pam=no
3096 fi
3097 fi
3098 fi
3099
3100 ##########################################
3101 # getifaddrs (for tests/test-io-channel-socket )
3102
3103 have_ifaddrs_h=yes
3104 if ! check_include "ifaddrs.h" ; then
3105 have_ifaddrs_h=no
3106 fi
3107
3108 ##########################################
3109 # VTE probe
3110
3111 if test "$vte" != "no"; then
3112 vteminversion="0.32.0"
3113 if $pkg_config --exists "vte-2.91"; then
3114 vtepackage="vte-2.91"
3115 else
3116 vtepackage="vte-2.90"
3117 fi
3118 if $pkg_config --exists "$vtepackage >= $vteminversion"; then
3119 vte_cflags=$($pkg_config --cflags $vtepackage)
3120 vte_libs=$($pkg_config --libs $vtepackage)
3121 vteversion=$($pkg_config --modversion $vtepackage)
3122 vte="yes"
3123 elif test "$vte" = "yes"; then
3124 feature_not_found "vte" "Install libvte-2.90/2.91 devel"
3125 else
3126 vte="no"
3127 fi
3128 fi
3129
3130 ##########################################
3131 # SDL probe
3132
3133 # Look for sdl configuration program (pkg-config or sdl2-config). Try
3134 # sdl2-config even without cross prefix, and favour pkg-config over sdl2-config.
3135
3136 sdl_probe ()
3137 {
3138 if $pkg_config sdl2 --exists; then
3139 sdlconfig="$pkg_config sdl2"
3140 sdlversion=$($sdlconfig --modversion 2>/dev/null)
3141 elif has "$sdl2_config"; then
3142 sdlconfig="$sdl2_config"
3143 sdlversion=$($sdlconfig --version)
3144 else
3145 if test "$sdl" = "yes" ; then
3146 feature_not_found "sdl" "Install SDL2-devel"
3147 fi
3148 sdl=no
3149 # no need to do the rest
3150 return
3151 fi
3152 if test -n "$cross_prefix" && test "$(basename "$sdlconfig")" = sdl2-config; then
3153 echo warning: using "\"$sdlconfig\"" to detect cross-compiled sdl >&2
3154 fi
3155
3156 cat > $TMPC << EOF
3157 #include <SDL.h>
3158 #undef main /* We don't want SDL to override our main() */
3159 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
3160 EOF
3161 sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
3162 sdl_cflags="$sdl_cflags -Wno-undef" # workaround 2.0.8 bug
3163 if test "$static" = "yes" ; then
3164 if $pkg_config sdl2 --exists; then
3165 sdl_libs=$($pkg_config sdl2 --static --libs 2>/dev/null)
3166 else
3167 sdl_libs=$($sdlconfig --static-libs 2>/dev/null)
3168 fi
3169 else
3170 sdl_libs=$($sdlconfig --libs 2>/dev/null)
3171 fi
3172 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3173 sdl=yes
3174
3175 # static link with sdl ? (note: sdl.pc's --static --libs is broken)
3176 if test "$sdl" = "yes" && test "$static" = "yes" ; then
3177 if test $? = 0 && echo $sdl_libs | grep -- -laa > /dev/null; then
3178 sdl_libs="$sdl_libs $(aalib-config --static-libs 2>/dev/null)"
3179 sdl_cflags="$sdl_cflags $(aalib-config --cflags 2>/dev/null)"
3180 fi
3181 if compile_prog "$sdl_cflags" "$sdl_libs" ; then
3182 :
3183 else
3184 sdl=no
3185 fi
3186 fi # static link
3187 else # sdl not found
3188 if test "$sdl" = "yes" ; then
3189 feature_not_found "sdl" "Install SDL2 devel"
3190 fi
3191 sdl=no
3192 fi # sdl compile test
3193 }
3194
3195 sdl_image_probe ()
3196 {
3197 if test "$sdl_image" != "no" ; then
3198 if $pkg_config SDL2_image --exists; then
3199 if test "$static" = "yes"; then
3200 sdl_image_libs=$($pkg_config SDL2_image --libs --static 2>/dev/null)
3201 else
3202 sdl_image_libs=$($pkg_config SDL2_image --libs 2>/dev/null)
3203 fi
3204 sdl_image_cflags=$($pkg_config SDL2_image --cflags 2>/dev/null)
3205 sdl_image=yes
3206
3207 sdl_cflags="$sdl_cflags $sdl_image_cflags"
3208 sdl_libs="$sdl_libs $sdl_image_libs"
3209 else
3210 if test "$sdl_image" = "yes" ; then
3211 feature_not_found "sdl_image" "Install SDL Image devel"
3212 else
3213 sdl_image=no
3214 fi
3215 fi
3216 fi
3217 }
3218
3219 if test "$sdl" != "no" ; then
3220 sdl_probe
3221 fi
3222
3223 if test "$sdl" = "yes" ; then
3224 sdl_image_probe
3225 else
3226 if test "$sdl_image" = "yes"; then
3227 echo "warning: SDL Image requested, but SDL is not available, disabling"
3228 fi
3229 sdl_image=no
3230 fi
3231
3232 if test "$sdl" = "yes" ; then
3233 cat > $TMPC <<EOF
3234 #include <SDL.h>
3235 #if defined(SDL_VIDEO_DRIVER_X11)
3236 #include <X11/XKBlib.h>
3237 #else
3238 #error No x11 support
3239 #endif
3240 int main(void) { return 0; }
3241 EOF
3242 if compile_prog "$sdl_cflags $x11_cflags" "$sdl_libs $x11_libs" ; then
3243 need_x11=yes
3244 sdl_cflags="$sdl_cflags $x11_cflags"
3245 sdl_libs="$sdl_libs $x11_libs"
3246 fi
3247 fi
3248
3249 ##########################################
3250 # RDMA needs OpenFabrics libraries
3251 if test "$rdma" != "no" ; then
3252 cat > $TMPC <<EOF
3253 #include <rdma/rdma_cma.h>
3254 int main(void) { return 0; }
3255 EOF
3256 rdma_libs="-lrdmacm -libverbs -libumad"
3257 if compile_prog "" "$rdma_libs" ; then
3258 rdma="yes"
3259 libs_softmmu="$libs_softmmu $rdma_libs"
3260 else
3261 if test "$rdma" = "yes" ; then
3262 error_exit \
3263 " OpenFabrics librdmacm/libibverbs/libibumad not present." \
3264 " Your options:" \
3265 " (1) Fast: Install infiniband packages (devel) from your distro." \
3266 " (2) Cleanest: Install libraries from www.openfabrics.org" \
3267 " (3) Also: Install softiwarp if you don't have RDMA hardware"
3268 fi
3269 rdma="no"
3270 fi
3271 fi
3272
3273 ##########################################
3274 # PVRDMA detection
3275
3276 cat > $TMPC <<EOF &&
3277 #include <sys/mman.h>
3278
3279 int
3280 main(void)
3281 {
3282 char buf = 0;
3283 void *addr = &buf;
3284 addr = mremap(addr, 0, 1, MREMAP_MAYMOVE | MREMAP_FIXED);
3285
3286 return 0;
3287 }
3288 EOF
3289
3290 if test "$rdma" = "yes" ; then
3291 case "$pvrdma" in
3292 "")
3293 if compile_prog "" ""; then
3294 pvrdma="yes"
3295 else
3296 pvrdma="no"
3297 fi
3298 ;;
3299 "yes")
3300 if ! compile_prog "" ""; then
3301 error_exit "PVRDMA is not supported since mremap is not implemented"
3302 fi
3303 pvrdma="yes"
3304 ;;
3305 "no")
3306 pvrdma="no"
3307 ;;
3308 esac
3309 else
3310 if test "$pvrdma" = "yes" ; then
3311 error_exit "PVRDMA requires rdma suppport"
3312 fi
3313 pvrdma="no"
3314 fi
3315
3316 # Let's see if enhanced reg_mr is supported
3317 if test "$pvrdma" = "yes" ; then
3318
3319 cat > $TMPC <<EOF &&
3320 #include <infiniband/verbs.h>
3321
3322 int
3323 main(void)
3324 {
3325 struct ibv_mr *mr;
3326 struct ibv_pd *pd = NULL;
3327 size_t length = 10;
3328 uint64_t iova = 0;
3329 int access = 0;
3330 void *addr = NULL;
3331
3332 mr = ibv_reg_mr_iova(pd, addr, length, iova, access);
3333
3334 ibv_dereg_mr(mr);
3335
3336 return 0;
3337 }
3338 EOF
3339 if ! compile_prog "" "-libverbs"; then
3340 QEMU_CFLAGS="$QEMU_CFLAGS -DLEGACY_RDMA_REG_MR"
3341 fi
3342 fi
3343
3344 ##########################################
3345 # VNC SASL detection
3346 if test "$vnc" = "yes" && test "$vnc_sasl" != "no" ; then
3347 cat > $TMPC <<EOF
3348 #include <sasl/sasl.h>
3349 #include <stdio.h>
3350 int main(void) { sasl_server_init(NULL, "qemu"); return 0; }
3351 EOF
3352 # Assuming Cyrus-SASL installed in /usr prefix
3353 vnc_sasl_cflags=""
3354 vnc_sasl_libs="-lsasl2"
3355 if compile_prog "$vnc_sasl_cflags" "$vnc_sasl_libs" ; then
3356 vnc_sasl=yes
3357 libs_softmmu="$vnc_sasl_libs $libs_softmmu"
3358 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_sasl_cflags"
3359 else
3360 if test "$vnc_sasl" = "yes" ; then
3361 feature_not_found "vnc-sasl" "Install Cyrus SASL devel"
3362 fi
3363 vnc_sasl=no
3364 fi
3365 fi
3366
3367 ##########################################
3368 # VNC JPEG detection
3369 if test "$vnc" = "yes" && test "$vnc_jpeg" != "no" ; then
3370 cat > $TMPC <<EOF
3371 #include <stdio.h>
3372 #include <jpeglib.h>
3373 int main(void) { struct jpeg_compress_struct s; jpeg_create_compress(&s); return 0; }
3374 EOF
3375 vnc_jpeg_cflags=""
3376 vnc_jpeg_libs="-ljpeg"
3377 if compile_prog "$vnc_jpeg_cflags" "$vnc_jpeg_libs" ; then
3378 vnc_jpeg=yes
3379 libs_softmmu="$vnc_jpeg_libs $libs_softmmu"
3380 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_jpeg_cflags"
3381 else
3382 if test "$vnc_jpeg" = "yes" ; then
3383 feature_not_found "vnc-jpeg" "Install libjpeg-turbo devel"
3384 fi
3385 vnc_jpeg=no
3386 fi
3387 fi
3388
3389 ##########################################
3390 # VNC PNG detection
3391 if test "$vnc" = "yes" && test "$vnc_png" != "no" ; then
3392 cat > $TMPC <<EOF
3393 //#include <stdio.h>
3394 #include <png.h>
3395 #include <stddef.h>
3396 int main(void) {
3397 png_structp png_ptr;
3398 png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
3399 return png_ptr != 0;
3400 }
3401 EOF
3402 if $pkg_config libpng --exists; then
3403 vnc_png_cflags=$($pkg_config libpng --cflags)
3404 vnc_png_libs=$($pkg_config libpng --libs)
3405 else
3406 vnc_png_cflags=""
3407 vnc_png_libs="-lpng"
3408 fi
3409 if compile_prog "$vnc_png_cflags" "$vnc_png_libs" ; then
3410 vnc_png=yes
3411 libs_softmmu="$vnc_png_libs $libs_softmmu"
3412 QEMU_CFLAGS="$QEMU_CFLAGS $vnc_png_cflags"
3413 else
3414 if test "$vnc_png" = "yes" ; then
3415 feature_not_found "vnc-png" "Install libpng devel"
3416 fi
3417 vnc_png=no
3418 fi
3419 fi
3420
3421 ##########################################
3422 # xkbcommon probe
3423 if test "$xkbcommon" != "no" ; then
3424 if $pkg_config xkbcommon --exists; then
3425 xkbcommon_cflags=$($pkg_config xkbcommon --cflags)
3426 xkbcommon_libs=$($pkg_config xkbcommon --libs)
3427 xkbcommon=yes
3428 else
3429 if test "$xkbcommon" = "yes" ; then
3430 feature_not_found "xkbcommon" "Install libxkbcommon-devel"
3431 fi
3432 xkbcommon=no
3433 fi
3434 fi
3435
3436
3437 ##########################################
3438 # xfsctl() probe, used for file-posix.c
3439 if test "$xfs" != "no" ; then
3440 cat > $TMPC << EOF
3441 #include <stddef.h> /* NULL */
3442 #include <xfs/xfs.h>
3443 int main(void)
3444 {
3445 xfsctl(NULL, 0, 0, NULL);
3446 return 0;
3447 }
3448 EOF
3449 if compile_prog "" "" ; then
3450 xfs="yes"
3451 else
3452 if test "$xfs" = "yes" ; then
3453 feature_not_found "xfs" "Instal xfsprogs/xfslibs devel"
3454 fi
3455 xfs=no
3456 fi
3457 fi
3458
3459 ##########################################
3460 # vde libraries probe
3461 if test "$vde" != "no" ; then
3462 vde_libs="-lvdeplug"
3463 cat > $TMPC << EOF
3464 #include <libvdeplug.h>
3465 int main(void)
3466 {
3467 struct vde_open_args a = {0, 0, 0};
3468 char s[] = "";
3469 vde_open(s, s, &a);
3470 return 0;
3471 }
3472 EOF
3473 if compile_prog "" "$vde_libs" ; then
3474 vde=yes
3475 else
3476 if test "$vde" = "yes" ; then
3477 feature_not_found "vde" "Install vde (Virtual Distributed Ethernet) devel"
3478 fi
3479 vde=no
3480 fi
3481 fi
3482
3483 ##########################################
3484 # netmap support probe
3485 # Apart from looking for netmap headers, we make sure that the host API version
3486 # supports the netmap backend (>=11). The upper bound (15) is meant to simulate
3487 # a minor/major version number. Minor new features will be marked with values up
3488 # to 15, and if something happens that requires a change to the backend we will
3489 # move above 15, submit the backend fixes and modify this two bounds.
3490 if test "$netmap" != "no" ; then
3491 cat > $TMPC << EOF
3492 #include <inttypes.h>
3493 #include <net/if.h>
3494 #include <net/netmap.h>
3495 #include <net/netmap_user.h>
3496 #if (NETMAP_API < 11) || (NETMAP_API > 15)
3497 #error
3498 #endif
3499 int main(void) { return 0; }
3500 EOF
3501 if compile_prog "" "" ; then
3502 netmap=yes
3503 else
3504 if test "$netmap" = "yes" ; then
3505 feature_not_found "netmap"
3506 fi
3507 netmap=no
3508 fi
3509 fi
3510
3511 ##########################################
3512 # libcap-ng library probe
3513 if test "$cap_ng" != "no" ; then
3514 cap_libs="-lcap-ng"
3515 cat > $TMPC << EOF
3516 #include <cap-ng.h>
3517 int main(void)
3518 {
3519 capng_capability_to_name(CAPNG_EFFECTIVE);
3520 return 0;
3521 }
3522 EOF
3523 if compile_prog "" "$cap_libs" ; then
3524 cap_ng=yes
3525 libs_tools="$cap_libs $libs_tools"
3526 else
3527 if test "$cap_ng" = "yes" ; then
3528 feature_not_found "cap_ng" "Install libcap-ng devel"
3529 fi
3530 cap_ng=no
3531 fi
3532 fi
3533
3534 ##########################################
3535 # Sound support libraries probe
3536
3537 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/,/ /g')
3538 for drv in $audio_drv_list; do
3539 case $drv in
3540 alsa | try-alsa)
3541 if $pkg_config alsa --exists; then
3542 alsa_libs=$($pkg_config alsa --libs)
3543 if test "$drv" = "try-alsa"; then
3544 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa/alsa/')
3545 fi
3546 else
3547 if test "$drv" = "try-alsa"; then
3548 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-alsa//')
3549 else
3550 error_exit "$drv check failed" \
3551 "Make sure to have the $drv libs and headers installed."
3552 fi
3553 fi
3554 ;;
3555
3556 pa | try-pa)
3557 if $pkg_config libpulse --exists; then
3558 pulse_libs=$($pkg_config libpulse --libs)
3559 if test "$drv" = "try-pa"; then
3560 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa/pa/')
3561 fi
3562 else
3563 if test "$drv" = "try-pa"; then
3564 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-pa//')
3565 else
3566 error_exit "$drv check failed" \
3567 "Make sure to have the $drv libs and headers installed."
3568 fi
3569 fi
3570 ;;
3571
3572 sdl)
3573 if test "$sdl" = "no"; then
3574 error_exit "sdl not found or disabled, can not use sdl audio driver"
3575 fi
3576 ;;
3577
3578 try-sdl)
3579 if test "$sdl" = "no"; then
3580 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl//')
3581 else
3582 audio_drv_list=$(echo "$audio_drv_list" | sed -e 's/try-sdl/sdl/')
3583 fi
3584 ;;
3585
3586 coreaudio)
3587 coreaudio_libs="-framework CoreAudio"
3588 ;;
3589
3590 dsound)
3591 dsound_libs="-lole32 -ldxguid"
3592 audio_win_int="yes"
3593 ;;
3594
3595 oss)
3596 oss_libs="$oss_lib"
3597 ;;
3598
3599 *)
3600 echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
3601 error_exit "Unknown driver '$drv' selected" \
3602 "Possible drivers are: $audio_possible_drivers"
3603 }
3604 ;;
3605 esac
3606 done
3607
3608 ##########################################
3609 # BrlAPI probe
3610
3611 if test "$brlapi" != "no" ; then
3612 brlapi_libs="-lbrlapi"
3613 cat > $TMPC << EOF
3614 #include <brlapi.h>
3615 #include <stddef.h>
3616 int main( void ) { return brlapi__openConnection (NULL, NULL, NULL); }
3617 EOF
3618 if compile_prog "" "$brlapi_libs" ; then
3619 brlapi=yes
3620 else
3621 if test "$brlapi" = "yes" ; then
3622 feature_not_found "brlapi" "Install brlapi devel"
3623 fi
3624 brlapi=no
3625 fi
3626 fi
3627
3628 ##########################################
3629 # iconv probe
3630 if test "$iconv" != "no" ; then
3631 cat > $TMPC << EOF
3632 #include <iconv.h>
3633 int main(void) {
3634 iconv_t conv = iconv_open("WCHAR_T", "UCS-2");
3635 return conv != (iconv_t) -1;
3636 }
3637 EOF
3638 iconv_prefix_list="/usr/local:/usr"
3639 iconv_lib_list=":-liconv"
3640 IFS=:
3641 for iconv_prefix in $iconv_prefix_list; do
3642 IFS=:
3643 iconv_cflags="-I$iconv_prefix/include"
3644 iconv_ldflags="-L$iconv_prefix/lib"
3645 for iconv_link in $iconv_lib_list; do
3646 unset IFS
3647 iconv_lib="$iconv_ldflags $iconv_link"
3648 echo "looking at iconv in '$iconv_cflags' '$iconv_lib'" >> config.log
3649 if compile_prog "$iconv_cflags" "$iconv_lib" ; then
3650 iconv_found=yes
3651 break
3652 fi
3653 done
3654 if test "$iconv_found" = yes ; then
3655 break
3656 fi
3657 done
3658 if test "$iconv_found" = "yes" ; then
3659 iconv=yes
3660 else
3661 if test "$iconv" = "yes" ; then
3662 feature_not_found "iconv" "Install iconv devel"
3663 fi
3664 iconv=no
3665 fi
3666 fi
3667
3668 ##########################################
3669 # curses probe
3670 if test "$iconv" = "no" ; then
3671 # curses will need iconv
3672 curses=no
3673 fi
3674 if test "$curses" != "no" ; then
3675 if test "$mingw32" = "yes" ; then
3676 curses_inc_list="$($pkg_config --cflags ncurses 2>/dev/null):"
3677 curses_lib_list="$($pkg_config --libs ncurses 2>/dev/null):-lpdcurses"
3678 else
3679 curses_inc_list="$($pkg_config --cflags ncursesw 2>/dev/null):-I/usr/include/ncursesw:"
3680 curses_lib_list="$($pkg_config --libs ncursesw 2>/dev/null):-lncursesw:-lcursesw"
3681 fi
3682 curses_found=no
3683 cat > $TMPC << EOF
3684 #include <locale.h>
3685 #include <curses.h>
3686 #include <wchar.h>
3687 #include <langinfo.h>
3688 int main(void) {
3689 const char *codeset;
3690 wchar_t wch = L'w';
3691 setlocale(LC_ALL, "");
3692 resize_term(0, 0);
3693 addwstr(L"wide chars\n");
3694 addnwstr(&wch, 1);
3695 add_wch(WACS_DEGREE);
3696 codeset = nl_langinfo(CODESET);
3697 return codeset != 0;
3698 }
3699 EOF
3700 IFS=:
3701 for curses_inc in $curses_inc_list; do
3702 # Make sure we get the wide character prototypes
3703 curses_inc="-DNCURSES_WIDECHAR $curses_inc"
3704 IFS=:
3705 for curses_lib in $curses_lib_list; do
3706 unset IFS
3707 if compile_prog "$curses_inc" "$curses_lib" ; then
3708 curses_found=yes
3709 break
3710 fi
3711 done
3712 if test "$curses_found" = yes ; then
3713 break
3714 fi
3715 done
3716 unset IFS
3717 if test "$curses_found" = "yes" ; then
3718 curses=yes
3719 else
3720 if test "$curses" = "yes" ; then
3721 feature_not_found "curses" "Install ncurses devel"
3722 fi
3723 curses=no
3724 fi
3725 fi
3726
3727 ##########################################
3728 # curl probe
3729 if test "$curl" != "no" ; then
3730 if $pkg_config libcurl --exists; then
3731 curlconfig="$pkg_config libcurl"
3732 else
3733 curlconfig=curl-config
3734 fi
3735 cat > $TMPC << EOF
3736 #include <curl/curl.h>
3737 int main(void) { curl_easy_init(); curl_multi_setopt(0, 0, 0); return 0; }
3738 EOF
3739 curl_cflags=$($curlconfig --cflags 2>/dev/null)
3740 curl_libs=$($curlconfig --libs 2>/dev/null)
3741 if compile_prog "$curl_cflags" "$curl_libs" ; then
3742 curl=yes
3743 else
3744 if test "$curl" = "yes" ; then
3745 feature_not_found "curl" "Install libcurl devel"
3746 fi
3747 curl=no
3748 fi
3749 fi # test "$curl"
3750
3751 ##########################################
3752 # glib support probe
3753
3754 glib_req_ver=2.48
3755 glib_modules=gthread-2.0
3756 if test "$modules" = yes; then
3757 glib_modules="$glib_modules gmodule-export-2.0"
3758 fi
3759 if test "$plugins" = yes; then
3760 glib_modules="$glib_modules gmodule-2.0"
3761 fi
3762
3763 # This workaround is required due to a bug in pkg-config file for glib as it
3764 # doesn't define GLIB_STATIC_COMPILATION for pkg-config --static
3765
3766 if test "$static" = yes && test "$mingw32" = yes; then
3767 QEMU_CFLAGS="-DGLIB_STATIC_COMPILATION $QEMU_CFLAGS"
3768 fi
3769
3770 for i in $glib_modules; do
3771 if $pkg_config --atleast-version=$glib_req_ver $i; then
3772 glib_cflags=$($pkg_config --cflags $i)
3773 glib_libs=$($pkg_config --libs $i)
3774 QEMU_CFLAGS="$glib_cflags $QEMU_CFLAGS"
3775 LIBS="$glib_libs $LIBS"
3776 libs_qga="$glib_libs $libs_qga"
3777 else
3778 error_exit "glib-$glib_req_ver $i is required to compile QEMU"
3779 fi
3780 done
3781
3782 if $pkg_config --atleast-version=$glib_req_ver gio-2.0; then
3783 gio=yes
3784 gio_cflags=$($pkg_config --cflags gio-2.0)
3785 gio_libs=$($pkg_config --libs gio-2.0)
3786 gdbus_codegen=$($pkg_config --variable=gdbus_codegen gio-2.0)
3787 if [ ! -x "$gdbus_codegen" ]; then
3788 gdbus_codegen=
3789 fi
3790 else
3791 gio=no
3792 fi
3793
3794 if $pkg_config --atleast-version=$glib_req_ver gio-unix-2.0; then
3795 gio_cflags="$gio_cflags $($pkg_config --cflags gio-unix-2.0)"
3796 gio_libs="$gio_libs $($pkg_config --libs gio-unix-2.0)"
3797 fi
3798
3799 # Sanity check that the current size_t matches the
3800 # size that glib thinks it should be. This catches
3801 # problems on multi-arch where people try to build
3802 # 32-bit QEMU while pointing at 64-bit glib headers
3803 cat > $TMPC <<EOF
3804 #include <glib.h>
3805 #include <unistd.h>
3806
3807 #define QEMU_BUILD_BUG_ON(x) \
3808 typedef char qemu_build_bug_on[(x)?-1:1] __attribute__((unused));
3809
3810 int main(void) {
3811 QEMU_BUILD_BUG_ON(sizeof(size_t) != GLIB_SIZEOF_SIZE_T);
3812 return 0;
3813 }
3814 EOF
3815
3816 if ! compile_prog "$CFLAGS" "$LIBS" ; then
3817 error_exit "sizeof(size_t) doesn't match GLIB_SIZEOF_SIZE_T."\
3818 "You probably need to set PKG_CONFIG_LIBDIR"\
3819 "to point to the right pkg-config files for your"\
3820 "build target"
3821 fi
3822
3823 # Silence clang 3.5.0 warnings about glib attribute __alloc_size__ usage
3824 cat > $TMPC << EOF
3825 #include <glib.h>
3826 int main(void) { return 0; }
3827 EOF
3828 if ! compile_prog "$glib_cflags -Werror" "$glib_libs" ; then
3829 if cc_has_warning_flag "-Wno-unknown-attributes"; then
3830 glib_cflags="-Wno-unknown-attributes $glib_cflags"
3831 CFLAGS="-Wno-unknown-attributes $CFLAGS"
3832 fi
3833 fi
3834
3835 #########################################
3836 # zlib check
3837
3838 if test "$zlib" != "no" ; then
3839 if $pkg_config --exists zlib; then
3840 zlib_cflags=$($pkg_config --cflags zlib)
3841 zlib_libs=$($pkg_config --libs zlib)
3842 QEMU_CFLAGS="$zlib_cflags $QEMU_CFLAGS"
3843 LIBS="$zlib_libs $LIBS"
3844 else
3845 cat > $TMPC << EOF
3846 #include <zlib.h>
3847 int main(void) { zlibVersion(); return 0; }
3848 EOF
3849 if compile_prog "" "-lz" ; then
3850 LIBS="$LIBS -lz"
3851 else
3852 error_exit "zlib check failed" \
3853 "Make sure to have the zlib libs and headers installed."
3854 fi
3855 fi
3856 fi
3857
3858 ##########################################
3859 # SHA command probe for modules
3860 if test "$modules" = yes; then
3861 shacmd_probe="sha1sum sha1 shasum"
3862 for c in $shacmd_probe; do
3863 if has $c; then
3864 shacmd="$c"
3865 break
3866 fi
3867 done
3868 if test "$shacmd" = ""; then
3869 error_exit "one of the checksum commands is required to enable modules: $shacmd_probe"
3870 fi
3871 fi
3872
3873 ##########################################
3874 # pixman support probe
3875
3876 if test "$want_tools" = "no" && test "$softmmu" = "no"; then
3877 pixman_cflags=
3878 pixman_libs=
3879 elif $pkg_config --atleast-version=0.21.8 pixman-1 > /dev/null 2>&1; then
3880 pixman_cflags=$($pkg_config --cflags pixman-1)
3881 pixman_libs=$($pkg_config --libs pixman-1)
3882 else
3883 error_exit "pixman >= 0.21.8 not present." \
3884 "Please install the pixman devel package."
3885 fi
3886
3887 ##########################################
3888 # libmpathpersist probe
3889
3890 if test "$mpath" != "no" ; then
3891 # probe for the new API
3892 cat > $TMPC <<EOF
3893 #include <libudev.h>
3894 #include <mpath_persist.h>
3895 unsigned mpath_mx_alloc_len = 1024;
3896 int logsink;
3897 static struct config *multipath_conf;
3898 extern struct udev *udev;
3899 extern struct config *get_multipath_config(void);
3900 extern void put_multipath_config(struct config *conf);
3901 struct udev *udev;
3902 struct config *get_multipath_config(void) { return multipath_conf; }
3903 void put_multipath_config(struct config *conf) { }
3904
3905 int main(void) {
3906 udev = udev_new();
3907 multipath_conf = mpath_lib_init();
3908 return 0;
3909 }
3910 EOF
3911 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3912 mpathpersist=yes
3913 mpathpersist_new_api=yes
3914 else
3915 # probe for the old API
3916 cat > $TMPC <<EOF
3917 #include <libudev.h>
3918 #include <mpath_persist.h>
3919 unsigned mpath_mx_alloc_len = 1024;
3920 int logsink;
3921 int main(void) {
3922 struct udev *udev = udev_new();
3923 mpath_lib_init(udev);
3924 return 0;
3925 }
3926 EOF
3927 if compile_prog "" "-ludev -lmultipath -lmpathpersist" ; then
3928 mpathpersist=yes
3929 mpathpersist_new_api=no
3930 else
3931 mpathpersist=no
3932 fi
3933 fi
3934 else
3935 mpathpersist=no
3936 fi
3937
3938 ##########################################
3939 # pthread probe
3940 PTHREADLIBS_LIST="-pthread -lpthread -lpthreadGC2"
3941
3942 pthread=no
3943 cat > $TMPC << EOF
3944 #include <pthread.h>
3945 static void *f(void *p) { return NULL; }
3946 int main(void) {
3947 pthread_t thread;
3948 pthread_create(&thread, 0, f, 0);
3949 return 0;
3950 }
3951 EOF
3952 if compile_prog "" "" ; then
3953 pthread=yes
3954 else
3955 for pthread_lib in $PTHREADLIBS_LIST; do
3956 if compile_prog "" "$pthread_lib" ; then
3957 pthread=yes
3958 found=no
3959 for lib_entry in $LIBS; do
3960 if test "$lib_entry" = "$pthread_lib"; then
3961 found=yes
3962 break
3963 fi
3964 done
3965 if test "$found" = "no"; then
3966 LIBS="$pthread_lib $LIBS"
3967 libs_qga="$pthread_lib $libs_qga"
3968 fi
3969 PTHREAD_LIB="$pthread_lib"
3970 break
3971 fi
3972 done
3973 fi
3974
3975 if test "$mingw32" != yes && test "$pthread" = no; then
3976 error_exit "pthread check failed" \
3977 "Make sure to have the pthread libs and headers installed."
3978 fi
3979
3980 # check for pthread_setname_np with thread id
3981 pthread_setname_np_w_tid=no
3982 cat > $TMPC << EOF
3983 #include <pthread.h>
3984
3985 static void *f(void *p) { return NULL; }
3986 int main(void)
3987 {
3988 pthread_t thread;
3989 pthread_create(&thread, 0, f, 0);
3990 pthread_setname_np(thread, "QEMU");
3991 return 0;
3992 }
3993 EOF
3994 if compile_prog "" "$pthread_lib" ; then
3995 pthread_setname_np_w_tid=yes
3996 fi
3997
3998 # check for pthread_setname_np without thread id
3999 pthread_setname_np_wo_tid=no
4000 cat > $TMPC << EOF
4001 #include <pthread.h>
4002
4003 static void *f(void *p) { pthread_setname_np("QEMU"); }
4004 int main(void)
4005 {
4006 pthread_t thread;
4007 pthread_create(&thread, 0, f, 0);
4008 return 0;
4009 }
4010 EOF
4011 if compile_prog "" "$pthread_lib" ; then
4012 pthread_setname_np_wo_tid=yes
4013 fi
4014
4015 ##########################################
4016 # rbd probe
4017 if test "$rbd" != "no" ; then
4018 cat > $TMPC <<EOF
4019 #include <stdio.h>
4020 #include <rbd/librbd.h>
4021 int main(void) {
4022 rados_t cluster;
4023 rados_create(&cluster, NULL);
4024 return 0;
4025 }
4026 EOF
4027 rbd_libs="-lrbd -lrados"
4028 if compile_prog "" "$rbd_libs" ; then
4029 rbd=yes
4030 else
4031 if test "$rbd" = "yes" ; then
4032 feature_not_found "rados block device" "Install librbd/ceph devel"
4033 fi
4034 rbd=no
4035 fi
4036 fi
4037
4038 ##########################################
4039 # libssh probe
4040 if test "$libssh" != "no" ; then
4041 if $pkg_config --exists libssh; then
4042 libssh_cflags=$($pkg_config libssh --cflags)
4043 libssh_libs=$($pkg_config libssh --libs)
4044 libssh=yes
4045 else
4046 if test "$libssh" = "yes" ; then
4047 error_exit "libssh required for --enable-libssh"
4048 fi
4049 libssh=no
4050 fi
4051 fi
4052
4053 ##########################################
4054 # Check for libssh 0.8
4055 # This is done like this instead of using the LIBSSH_VERSION_* and
4056 # SSH_VERSION_* macros because some distributions in the past shipped
4057 # snapshots of the future 0.8 from Git, and those snapshots did not
4058 # have updated version numbers (still referring to 0.7.0).
4059
4060 if test "$libssh" = "yes"; then
4061 cat > $TMPC <<EOF
4062 #include <libssh/libssh.h>
4063 int main(void) { return ssh_get_server_publickey(NULL, NULL); }
4064 EOF
4065 if compile_prog "$libssh_cflags" "$libssh_libs"; then
4066 libssh_cflags="-DHAVE_LIBSSH_0_8 $libssh_cflags"
4067 fi
4068 fi
4069
4070 ##########################################
4071 # linux-aio probe
4072
4073 if test "$linux_aio" != "no" ; then
4074 cat > $TMPC <<EOF
4075 #include <libaio.h>
4076 #include <sys/eventfd.h>
4077 #include <stddef.h>
4078 int main(void) { io_setup(0, NULL); io_set_eventfd(NULL, 0); eventfd(0, 0); return 0; }
4079 EOF
4080 if compile_prog "" "-laio" ; then
4081 linux_aio=yes
4082 else
4083 if test "$linux_aio" = "yes" ; then
4084 feature_not_found "linux AIO" "Install libaio devel"
4085 fi
4086 linux_aio=no
4087 fi
4088 fi
4089 ##########################################
4090 # linux-io-uring probe
4091
4092 if test "$linux_io_uring" != "no" ; then
4093 if $pkg_config liburing; then
4094 linux_io_uring_cflags=$($pkg_config --cflags liburing)
4095 linux_io_uring_libs=$($pkg_config --libs liburing)
4096 linux_io_uring=yes
4097
4098 # io_uring is used in libqemuutil.a where per-file -libs variables are not
4099 # seen by programs linking the archive. It's not ideal, but just add the
4100 # library dependency globally.
4101 LIBS="$linux_io_uring_libs $LIBS"
4102 else
4103 if test "$linux_io_uring" = "yes" ; then
4104 feature_not_found "linux io_uring" "Install liburing devel"
4105 fi
4106 linux_io_uring=no
4107 fi
4108 fi
4109
4110 ##########################################
4111 # TPM emulation is only on POSIX
4112
4113 if test "$tpm" = ""; then
4114 if test "$mingw32" = "yes"; then
4115 tpm=no
4116 else
4117 tpm=yes
4118 fi
4119 elif test "$tpm" = "yes"; then
4120 if test "$mingw32" = "yes" ; then
4121 error_exit "TPM emulation only available on POSIX systems"
4122 fi
4123 fi
4124
4125 ##########################################
4126 # attr probe
4127
4128 if test "$attr" != "no" ; then
4129 cat > $TMPC <<EOF
4130 #include <stdio.h>
4131 #include <sys/types.h>
4132 #ifdef CONFIG_LIBATTR
4133 #include <attr/xattr.h>
4134 #else
4135 #include <sys/xattr.h>
4136 #endif
4137 int main(void) { getxattr(NULL, NULL, NULL, 0); setxattr(NULL, NULL, NULL, 0, 0); return 0; }
4138 EOF
4139 if compile_prog "" "" ; then
4140 attr=yes
4141 # Older distros have <attr/xattr.h>, and need -lattr:
4142 elif compile_prog "-DCONFIG_LIBATTR" "-lattr" ; then
4143 attr=yes
4144 LIBS="-lattr $LIBS"
4145 libattr=yes
4146 else
4147 if test "$attr" = "yes" ; then
4148 feature_not_found "ATTR" "Install libc6 or libattr devel"
4149 fi
4150 attr=no
4151 fi
4152 fi
4153
4154 ##########################################
4155 # iovec probe
4156 cat > $TMPC <<EOF
4157 #include <sys/types.h>
4158 #include <sys/uio.h>
4159 #include <unistd.h>
4160 int main(void) { return sizeof(struct iovec); }
4161 EOF
4162 iovec=no
4163 if compile_prog "" "" ; then
4164 iovec=yes
4165 fi
4166
4167 ##########################################
4168 # preadv probe
4169 cat > $TMPC <<EOF
4170 #include <sys/types.h>
4171 #include <sys/uio.h>
4172 #include <unistd.h>
4173 int main(void) { return preadv(0, 0, 0, 0); }
4174 EOF
4175 preadv=no
4176 if compile_prog "" "" ; then
4177 preadv=yes
4178 fi
4179
4180 ##########################################
4181 # fdt probe
4182 # fdt support is mandatory for at least some target architectures,
4183 # so insist on it if we're building those system emulators.
4184 fdt_required=no
4185 for target in $target_list; do
4186 case $target in
4187 aarch64*-softmmu|arm*-softmmu|ppc*-softmmu|microblaze*-softmmu|mips64el-softmmu|riscv*-softmmu)
4188 fdt_required=yes
4189 ;;
4190 esac
4191 done
4192
4193 if test "$fdt_required" = "yes"; then
4194 if test "$fdt" = "no"; then
4195 error_exit "fdt disabled but some requested targets require it." \
4196 "You can turn off fdt only if you also disable all the system emulation" \
4197 "targets which need it (by specifying a cut down --target-list)."
4198 fi
4199 fdt=yes
4200 elif test "$fdt" != "yes" ; then
4201 fdt=no
4202 fi
4203
4204 # fdt is only required when building softmmu targets
4205 if test -z "$fdt" -a "$softmmu" != "yes" ; then
4206 fdt="no"
4207 fi
4208
4209 if test "$fdt" != "no" ; then
4210 fdt_libs="-lfdt"
4211 # explicitly check for libfdt_env.h as it is missing in some stable installs
4212 # and test for required functions to make sure we are on a version >= 1.4.2
4213 cat > $TMPC << EOF
4214 #include <libfdt.h>
4215 #include <libfdt_env.h>
4216 int main(void) { fdt_check_full(NULL, 0); return 0; }
4217 EOF
4218 if compile_prog "" "$fdt_libs" ; then
4219 # system DTC is good - use it
4220 fdt=system
4221 else
4222 # have GIT checkout, so activate dtc submodule
4223 if test -e "${source_path}/.git" ; then
4224 git_submodules="${git_submodules} dtc"
4225 fi
4226 if test -d "${source_path}/dtc/libfdt" || test -e "${source_path}/.git" ; then
4227 fdt=git
4228 mkdir -p dtc
4229 if [ "$pwd_is_source_path" != "y" ] ; then
4230 symlink "$source_path/dtc/Makefile" "dtc/Makefile"
4231 symlink "$source_path/dtc/scripts" "dtc/scripts"
4232 fi
4233 fdt_cflags="-I\$(SRC_PATH)/dtc/libfdt"
4234 fdt_ldflags="-L\$(BUILD_DIR)/dtc/libfdt"
4235 fdt_libs="$fdt_libs"
4236 elif test "$fdt" = "yes" ; then
4237 # Not a git build & no libfdt found, prompt for system install
4238 error_exit "DTC (libfdt) version >= 1.4.2 not present." \
4239 "Please install the DTC (libfdt) devel package"
4240 else
4241 # don't have and don't want
4242 fdt_libs=
4243 fdt=no
4244 fi
4245 fi
4246 fi
4247
4248 libs_softmmu="$libs_softmmu $fdt_libs"
4249
4250 ##########################################
4251 # opengl probe (for sdl2, gtk, milkymist-tmu2)
4252
4253 gbm="no"
4254 if $pkg_config gbm; then
4255 gbm_cflags="$($pkg_config --cflags gbm)"
4256 gbm_libs="$($pkg_config --libs gbm)"
4257 gbm="yes"
4258 fi
4259
4260 if test "$opengl" != "no" ; then
4261 opengl_pkgs="epoxy gbm"
4262 if $pkg_config $opengl_pkgs; then
4263 opengl_cflags="$($pkg_config --cflags $opengl_pkgs)"
4264 opengl_libs="$($pkg_config --libs $opengl_pkgs)"
4265 opengl=yes
4266 if test "$gtk" = "yes" && $pkg_config --exists "$gtkpackage >= 3.16"; then
4267 gtk_gl="yes"
4268 fi
4269 QEMU_CFLAGS="$QEMU_CFLAGS $opengl_cflags"
4270 else
4271 if test "$opengl" = "yes" ; then
4272 feature_not_found "opengl" "Please install opengl (mesa) devel pkgs: $opengl_pkgs"
4273 fi
4274 opengl_cflags=""
4275 opengl_libs=""
4276 opengl=no
4277 fi
4278 fi
4279
4280 if test "$opengl" = "yes"; then
4281 cat > $TMPC << EOF
4282 #include <epoxy/egl.h>
4283 #ifndef EGL_MESA_image_dma_buf_export
4284 # error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
4285 #endif
4286 int main(void) { return 0; }
4287 EOF
4288 if compile_prog "" "" ; then
4289 opengl_dmabuf=yes
4290 fi
4291 fi
4292
4293 if test "$opengl" = "yes" && test "$have_x11" = "yes"; then
4294 for target in $target_list; do
4295 case $target in
4296 lm32-softmmu) # milkymist-tmu2 requires X11 and OpenGL
4297 need_x11=yes
4298 ;;
4299 esac
4300 done
4301 fi
4302
4303 ##########################################
4304 # libxml2 probe
4305 if test "$libxml2" != "no" ; then
4306 if $pkg_config --exists libxml-2.0; then
4307 libxml2="yes"
4308 libxml2_cflags=$($pkg_config --cflags libxml-2.0)
4309 libxml2_libs=$($pkg_config --libs libxml-2.0)
4310 else
4311 if test "$libxml2" = "yes"; then
4312 feature_not_found "libxml2" "Install libxml2 devel"
4313 fi
4314 libxml2="no"
4315 fi
4316 fi
4317
4318 ##########################################
4319 # glusterfs probe
4320 if test "$glusterfs" != "no" ; then
4321 if $pkg_config --atleast-version=3 glusterfs-api; then
4322 glusterfs="yes"
4323 glusterfs_cflags=$($pkg_config --cflags glusterfs-api)
4324 glusterfs_libs=$($pkg_config --libs glusterfs-api)
4325 if $pkg_config --atleast-version=4 glusterfs-api; then
4326 glusterfs_xlator_opt="yes"
4327 fi
4328 if $pkg_config --atleast-version=5 glusterfs-api; then
4329 glusterfs_discard="yes"
4330 fi
4331 if $pkg_config --atleast-version=6 glusterfs-api; then
4332 glusterfs_fallocate="yes"
4333 glusterfs_zerofill="yes"
4334 fi
4335 cat > $TMPC << EOF
4336 #include <glusterfs/api/glfs.h>
4337
4338 int
4339 main(void)
4340 {
4341 /* new glfs_ftruncate() passes two additional args */
4342 return glfs_ftruncate(NULL, 0, NULL, NULL);
4343 }
4344 EOF
4345 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4346 glusterfs_ftruncate_has_stat="yes"
4347 fi
4348 cat > $TMPC << EOF
4349 #include <glusterfs/api/glfs.h>
4350
4351 /* new glfs_io_cbk() passes two additional glfs_stat structs */
4352 static void
4353 glusterfs_iocb(glfs_fd_t *fd, ssize_t ret, struct glfs_stat *prestat, struct glfs_stat *poststat, void *data)
4354 {}
4355
4356 int
4357 main(void)
4358 {
4359 glfs_io_cbk iocb = &glusterfs_iocb;
4360 iocb(NULL, 0 , NULL, NULL, NULL);
4361 return 0;
4362 }
4363 EOF
4364 if compile_prog "$glusterfs_cflags" "$glusterfs_libs" ; then
4365 glusterfs_iocb_has_stat="yes"
4366 fi
4367 else
4368 if test "$glusterfs" = "yes" ; then
4369 feature_not_found "GlusterFS backend support" \
4370 "Install glusterfs-api devel >= 3"
4371 fi
4372 glusterfs="no"
4373 fi
4374 fi
4375
4376 # Check for inotify functions when we are building linux-user
4377 # emulator. This is done because older glibc versions don't
4378 # have syscall stubs for these implemented. In that case we
4379 # don't provide them even if kernel supports them.
4380 #
4381 inotify=no
4382 cat > $TMPC << EOF
4383 #include <sys/inotify.h>
4384
4385 int
4386 main(void)
4387 {
4388 /* try to start inotify */
4389 return inotify_init();
4390 }
4391 EOF
4392 if compile_prog "" "" ; then
4393 inotify=yes
4394 fi
4395
4396 inotify1=no
4397 cat > $TMPC << EOF
4398 #include <sys/inotify.h>
4399
4400 int
4401 main(void)
4402 {
4403 /* try to start inotify */
4404 return inotify_init1(0);
4405 }
4406 EOF
4407 if compile_prog "" "" ; then
4408 inotify1=yes
4409 fi
4410
4411 # check if pipe2 is there
4412 pipe2=no
4413 cat > $TMPC << EOF
4414 #include <unistd.h>
4415 #include <fcntl.h>
4416
4417 int main(void)
4418 {
4419 int pipefd[2];
4420 return pipe2(pipefd, O_CLOEXEC);
4421 }
4422 EOF
4423 if compile_prog "" "" ; then
4424 pipe2=yes
4425 fi
4426
4427 # check if accept4 is there
4428 accept4=no
4429 cat > $TMPC << EOF
4430 #include <sys/socket.h>
4431 #include <stddef.h>
4432
4433 int main(void)
4434 {
4435 accept4(0, NULL, NULL, SOCK_CLOEXEC);
4436 return 0;
4437 }
4438 EOF
4439 if compile_prog "" "" ; then
4440 accept4=yes
4441 fi
4442
4443 # check if tee/splice is there. vmsplice was added same time.
4444 splice=no
4445 cat > $TMPC << EOF
4446 #include <unistd.h>
4447 #include <fcntl.h>
4448 #include <limits.h>
4449
4450 int main(void)
4451 {
4452 int len, fd = 0;
4453 len = tee(STDIN_FILENO, STDOUT_FILENO, INT_MAX, SPLICE_F_NONBLOCK);
4454 splice(STDIN_FILENO, NULL, fd, NULL, len, SPLICE_F_MOVE);
4455 return 0;
4456 }
4457 EOF
4458 if compile_prog "" "" ; then
4459 splice=yes
4460 fi
4461
4462 ##########################################
4463 # libnuma probe
4464
4465 if test "$numa" != "no" ; then
4466 cat > $TMPC << EOF
4467 #include <numa.h>
4468 int main(void) { return numa_available(); }
4469 EOF
4470
4471 if compile_prog "" "-lnuma" ; then
4472 numa=yes
4473 libs_softmmu="-lnuma $libs_softmmu"
4474 else
4475 if test "$numa" = "yes" ; then
4476 feature_not_found "numa" "install numactl devel"
4477 fi
4478 numa=no
4479 fi
4480 fi
4481
4482 if test "$tcmalloc" = "yes" && test "$jemalloc" = "yes" ; then
4483 echo "ERROR: tcmalloc && jemalloc can't be used at the same time"
4484 exit 1
4485 fi
4486
4487 # Even if malloc_trim() is available, these non-libc memory allocators
4488 # do not support it.
4489 if test "$tcmalloc" = "yes" || test "$jemalloc" = "yes" ; then
4490 if test "$malloc_trim" = "yes" ; then
4491 echo "Disabling malloc_trim with non-libc memory allocator"
4492 fi
4493 malloc_trim="no"
4494 fi
4495
4496 #######################################
4497 # malloc_trim
4498
4499 if test "$malloc_trim" != "no" ; then
4500 cat > $TMPC << EOF
4501 #include <malloc.h>
4502 int main(void) { malloc_trim(0); return 0; }
4503 EOF
4504 if compile_prog "" "" ; then
4505 malloc_trim="yes"
4506 else
4507 malloc_trim="no"
4508 fi
4509 fi
4510
4511 ##########################################
4512 # tcmalloc probe
4513
4514 if test "$tcmalloc" = "yes" ; then
4515 cat > $TMPC << EOF
4516 #include <stdlib.h>
4517 int main(void) { malloc(1); return 0; }
4518 EOF
4519
4520 if compile_prog "" "-ltcmalloc" ; then
4521 LIBS="-ltcmalloc $LIBS"
4522 else
4523 feature_not_found "tcmalloc" "install gperftools devel"
4524 fi
4525 fi
4526
4527 ##########################################
4528 # jemalloc probe
4529
4530 if test "$jemalloc" = "yes" ; then
4531 cat > $TMPC << EOF
4532 #include <stdlib.h>
4533 int main(void) { malloc(1); return 0; }
4534 EOF
4535
4536 if compile_prog "" "-ljemalloc" ; then
4537 LIBS="-ljemalloc $LIBS"
4538 else
4539 feature_not_found "jemalloc" "install jemalloc devel"
4540 fi
4541 fi
4542
4543 ##########################################
4544 # signalfd probe
4545 signalfd="no"
4546 cat > $TMPC << EOF
4547 #include <unistd.h>
4548 #include <sys/syscall.h>
4549 #include <signal.h>
4550 int main(void) { return syscall(SYS_signalfd, -1, NULL, _NSIG / 8); }
4551 EOF
4552
4553 if compile_prog "" "" ; then
4554 signalfd=yes
4555 fi
4556
4557 # check if optreset global is declared by <getopt.h>
4558 optreset="no"
4559 cat > $TMPC << EOF
4560 #include <getopt.h>
4561 int main(void) { return optreset; }
4562 EOF
4563
4564 if compile_prog "" "" ; then
4565 optreset=yes
4566 fi
4567
4568 # check if eventfd is supported
4569 eventfd=no
4570 cat > $TMPC << EOF
4571 #include <sys/eventfd.h>
4572
4573 int main(void)
4574 {
4575 return eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
4576 }
4577 EOF
4578 if compile_prog "" "" ; then
4579 eventfd=yes
4580 fi
4581
4582 # check if memfd is supported
4583 memfd=no
4584 cat > $TMPC << EOF
4585 #include <sys/mman.h>
4586
4587 int main(void)
4588 {
4589 return memfd_create("foo", MFD_ALLOW_SEALING);
4590 }
4591 EOF
4592 if compile_prog "" "" ; then
4593 memfd=yes
4594 fi
4595
4596 # check for usbfs
4597 have_usbfs=no
4598 if test "$linux_user" = "yes"; then
4599 cat > $TMPC << EOF
4600 #include <linux/usbdevice_fs.h>
4601
4602 #ifndef USBDEVFS_GET_CAPABILITIES
4603 #error "USBDEVFS_GET_CAPABILITIES undefined"
4604 #endif
4605
4606 #ifndef USBDEVFS_DISCONNECT_CLAIM
4607 #error "USBDEVFS_DISCONNECT_CLAIM undefined"
4608 #endif
4609
4610 int main(void)
4611 {
4612 return 0;
4613 }
4614 EOF
4615 if compile_prog "" ""; then
4616 have_usbfs=yes
4617 fi
4618 fi
4619
4620 # check for fallocate
4621 fallocate=no
4622 cat > $TMPC << EOF
4623 #include <fcntl.h>
4624
4625 int main(void)
4626 {
4627 fallocate(0, 0, 0, 0);
4628 return 0;
4629 }
4630 EOF
4631 if compile_prog "" "" ; then
4632 fallocate=yes
4633 fi
4634
4635 # check for fallocate hole punching
4636 fallocate_punch_hole=no
4637 cat > $TMPC << EOF
4638 #include <fcntl.h>
4639 #include <linux/falloc.h>
4640
4641 int main(void)
4642 {
4643 fallocate(0, FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE, 0, 0);
4644 return 0;
4645 }
4646 EOF
4647 if compile_prog "" "" ; then
4648 fallocate_punch_hole=yes
4649 fi
4650
4651 # check that fallocate supports range zeroing inside the file
4652 fallocate_zero_range=no
4653 cat > $TMPC << EOF
4654 #include <fcntl.h>
4655 #include <linux/falloc.h>
4656
4657 int main(void)
4658 {
4659 fallocate(0, FALLOC_FL_ZERO_RANGE, 0, 0);
4660 return 0;
4661 }
4662 EOF
4663 if compile_prog "" "" ; then
4664 fallocate_zero_range=yes
4665 fi
4666
4667 # check for posix_fallocate
4668 posix_fallocate=no
4669 cat > $TMPC << EOF
4670 #include <fcntl.h>
4671
4672 int main(void)
4673 {
4674 posix_fallocate(0, 0, 0);
4675 return 0;
4676 }
4677 EOF
4678 if compile_prog "" "" ; then
4679 posix_fallocate=yes
4680 fi
4681
4682 # check for sync_file_range
4683 sync_file_range=no
4684 cat > $TMPC << EOF
4685 #include <fcntl.h>
4686
4687 int main(void)
4688 {
4689 sync_file_range(0, 0, 0, 0);
4690 return 0;
4691 }
4692 EOF
4693 if compile_prog "" "" ; then
4694 sync_file_range=yes
4695 fi
4696
4697 # check for linux/fiemap.h and FS_IOC_FIEMAP
4698 fiemap=no
4699 cat > $TMPC << EOF
4700 #include <sys/ioctl.h>
4701 #include <linux/fs.h>
4702 #include <linux/fiemap.h>
4703
4704 int main(void)
4705 {
4706 ioctl(0, FS_IOC_FIEMAP, 0);
4707 return 0;
4708 }
4709 EOF
4710 if compile_prog "" "" ; then
4711 fiemap=yes
4712 fi
4713
4714 # check for dup3
4715 dup3=no
4716 cat > $TMPC << EOF
4717 #include <unistd.h>
4718
4719 int main(void)
4720 {
4721 dup3(0, 0, 0);
4722 return 0;
4723 }
4724 EOF
4725 if compile_prog "" "" ; then
4726 dup3=yes
4727 fi
4728
4729 # check for ppoll support
4730 ppoll=no
4731 cat > $TMPC << EOF
4732 #include <poll.h>
4733
4734 int main(void)
4735 {
4736 struct pollfd pfd = { .fd = 0, .events = 0, .revents = 0 };
4737 ppoll(&pfd, 1, 0, 0);
4738 return 0;
4739 }
4740 EOF
4741 if compile_prog "" "" ; then
4742 ppoll=yes
4743 fi
4744
4745 # check for prctl(PR_SET_TIMERSLACK , ... ) support
4746 prctl_pr_set_timerslack=no
4747 cat > $TMPC << EOF
4748 #include <sys/prctl.h>
4749
4750 int main(void)
4751 {
4752 prctl(PR_SET_TIMERSLACK, 1, 0, 0, 0);
4753 return 0;
4754 }
4755 EOF
4756 if compile_prog "" "" ; then
4757 prctl_pr_set_timerslack=yes
4758 fi
4759
4760 # check for epoll support
4761 epoll=no
4762 cat > $TMPC << EOF
4763 #include <sys/epoll.h>
4764
4765 int main(void)
4766 {
4767 epoll_create(0);
4768 return 0;
4769 }
4770 EOF
4771 if compile_prog "" "" ; then
4772 epoll=yes
4773 fi
4774
4775 # epoll_create1 is a later addition
4776 # so we must check separately for its presence
4777 epoll_create1=no
4778 cat > $TMPC << EOF
4779 #include <sys/epoll.h>
4780
4781 int main(void)
4782 {
4783 /* Note that we use epoll_create1 as a value, not as
4784 * a function being called. This is necessary so that on
4785 * old SPARC glibc versions where the function was present in
4786 * the library but not declared in the header file we will
4787 * fail the configure check. (Otherwise we will get a compiler
4788 * warning but not an error, and will proceed to fail the
4789 * qemu compile where we compile with -Werror.)
4790 */
4791 return (int)(uintptr_t)&epoll_create1;
4792 }
4793 EOF
4794 if compile_prog "" "" ; then
4795 epoll_create1=yes
4796 fi
4797
4798 # check for sendfile support
4799 sendfile=no
4800 cat > $TMPC << EOF
4801 #include <sys/sendfile.h>
4802
4803 int main(void)
4804 {
4805 return sendfile(0, 0, 0, 0);
4806 }
4807 EOF
4808 if compile_prog "" "" ; then
4809 sendfile=yes
4810 fi
4811
4812 # check for timerfd support (glibc 2.8 and newer)
4813 timerfd=no
4814 cat > $TMPC << EOF
4815 #include <sys/timerfd.h>
4816
4817 int main(void)
4818 {
4819 return(timerfd_create(CLOCK_REALTIME, 0));
4820 }
4821 EOF
4822 if compile_prog "" "" ; then
4823 timerfd=yes
4824 fi
4825
4826 # check for setns and unshare support
4827 setns=no
4828 cat > $TMPC << EOF
4829 #include <sched.h>
4830
4831 int main(void)
4832 {
4833 int ret;
4834 ret = setns(0, 0);
4835 ret = unshare(0);
4836 return ret;
4837 }
4838 EOF
4839 if compile_prog "" "" ; then
4840 setns=yes
4841 fi
4842
4843 # clock_adjtime probe
4844 clock_adjtime=no
4845 cat > $TMPC <<EOF
4846 #include <time.h>
4847
4848 int main(void)
4849 {
4850 return clock_adjtime(0, 0);
4851 }
4852 EOF
4853 clock_adjtime=no
4854 if compile_prog "" "" ; then
4855 clock_adjtime=yes
4856 fi
4857
4858 # syncfs probe
4859 syncfs=no
4860 cat > $TMPC <<EOF
4861 #include <unistd.h>
4862
4863 int main(void)
4864 {
4865 return syncfs(0);
4866 }
4867 EOF
4868 syncfs=no
4869 if compile_prog "" "" ; then
4870 syncfs=yes
4871 fi
4872
4873 # check for kcov support (kernel must be 4.4+, compiled with certain options)
4874 kcov=no
4875 if check_include sys/kcov.h ; then
4876 kcov=yes
4877 fi
4878
4879 # Check we have a new enough version of sphinx-build
4880 has_sphinx_build() {
4881 # This is a bit awkward but works: create a trivial document and
4882 # try to run it with our configuration file (which enforces a
4883 # version requirement). This will fail if either
4884 # sphinx-build doesn't exist at all or if it is too old.
4885 mkdir -p "$TMPDIR1/sphinx"
4886 touch "$TMPDIR1/sphinx/index.rst"
4887 "$sphinx_build" -c "$source_path/docs" -b html "$TMPDIR1/sphinx" "$TMPDIR1/sphinx/out" >/dev/null 2>&1
4888 }
4889
4890 # Check if tools are available to build documentation.
4891 if test "$docs" != "no" ; then
4892 if has_sphinx_build; then
4893 sphinx_ok=yes
4894 else
4895 sphinx_ok=no
4896 fi
4897 if has makeinfo && has pod2man && test "$sphinx_ok" = "yes"; then
4898 docs=yes
4899 else
4900 if test "$docs" = "yes" ; then
4901 if has $sphinx_build && test "$sphinx_ok" != "yes"; then
4902 echo "Warning: $sphinx_build exists but it is either too old or uses too old a Python version" >&2
4903 fi
4904 feature_not_found "docs" "Install texinfo, Perl/perl-podlators and a Python 3 version of python-sphinx"
4905 fi
4906 docs=no
4907 fi
4908 fi
4909
4910 # Search for bswap_32 function
4911 byteswap_h=no
4912 cat > $TMPC << EOF
4913 #include <byteswap.h>
4914 int main(void) { return bswap_32(0); }
4915 EOF
4916 if compile_prog "" "" ; then
4917 byteswap_h=yes
4918 fi
4919
4920 # Search for bswap32 function
4921 bswap_h=no
4922 cat > $TMPC << EOF
4923 #include <sys/endian.h>
4924 #include <sys/types.h>
4925 #include <machine/bswap.h>
4926 int main(void) { return bswap32(0); }
4927 EOF
4928 if compile_prog "" "" ; then
4929 bswap_h=yes
4930 fi
4931
4932 ##########################################
4933 # Do we have libiscsi >= 1.9.0
4934 if test "$libiscsi" != "no" ; then
4935 if $pkg_config --atleast-version=1.9.0 libiscsi; then
4936 libiscsi="yes"
4937 libiscsi_cflags=$($pkg_config --cflags libiscsi)
4938 libiscsi_libs=$($pkg_config --libs libiscsi)
4939 else
4940 if test "$libiscsi" = "yes" ; then
4941 feature_not_found "libiscsi" "Install libiscsi >= 1.9.0"
4942 fi
4943 libiscsi="no"
4944 fi
4945 fi
4946
4947 ##########################################
4948 # Do we need libm
4949 cat > $TMPC << EOF
4950 #include <math.h>
4951 int main(int argc, char **argv) { return isnan(sin((double)argc)); }
4952 EOF
4953 if compile_prog "" "" ; then
4954 :
4955 elif compile_prog "" "-lm" ; then
4956 LIBS="-lm $LIBS"
4957 libs_qga="-lm $libs_qga"
4958 else
4959 error_exit "libm check failed"
4960 fi
4961
4962 ##########################################
4963 # Do we need librt
4964 # uClibc provides 2 versions of clock_gettime(), one with realtime
4965 # support and one without. This means that the clock_gettime() don't
4966 # need -lrt. We still need it for timer_create() so we check for this
4967 # function in addition.
4968 cat > $TMPC <<EOF
4969 #include <signal.h>
4970 #include <time.h>
4971 int main(void) {
4972 timer_create(CLOCK_REALTIME, NULL, NULL);
4973 return clock_gettime(CLOCK_REALTIME, NULL);
4974 }
4975 EOF
4976
4977 if compile_prog "" "" ; then
4978 :
4979 # we need pthread for static linking. use previous pthread test result
4980 elif compile_prog "" "$pthread_lib -lrt" ; then
4981 LIBS="$LIBS -lrt"
4982 libs_qga="$libs_qga -lrt"
4983 fi
4984
4985 # Check whether we need to link libutil for openpty()
4986 cat > $TMPC << EOF
4987 extern int openpty(int *am, int *as, char *name, void *termp, void *winp);
4988 int main(void) { return openpty(0, 0, 0, 0, 0); }
4989 EOF
4990
4991 if ! compile_prog "" "" ; then
4992 if compile_prog "" "-lutil" ; then
4993 libs_softmmu="-lutil $libs_softmmu"
4994 libs_tools="-lutil $libs_tools"
4995 fi
4996 fi
4997
4998 ##########################################
4999 # spice probe
5000 if test "$spice" != "no" ; then
5001 cat > $TMPC << EOF
5002 #include <spice.h>
5003 int main(void) { spice_server_new(); return 0; }
5004 EOF
5005 spice_cflags=$($pkg_config --cflags spice-protocol spice-server 2>/dev/null)
5006 spice_libs=$($pkg_config --libs spice-protocol spice-server 2>/dev/null)
5007 if $pkg_config --atleast-version=0.12.5 spice-server && \
5008 $pkg_config --atleast-version=0.12.3 spice-protocol && \
5009 compile_prog "$spice_cflags" "$spice_libs" ; then
5010 spice="yes"
5011 libs_softmmu="$libs_softmmu $spice_libs"
5012 QEMU_CFLAGS="$QEMU_CFLAGS $spice_cflags"
5013 spice_protocol_version=$($pkg_config --modversion spice-protocol)
5014 spice_server_version=$($pkg_config --modversion spice-server)
5015 else
5016 if test "$spice" = "yes" ; then
5017 feature_not_found "spice" \
5018 "Install spice-server(>=0.12.5) and spice-protocol(>=0.12.3) devel"
5019 fi
5020 spice="no"
5021 fi
5022 fi
5023
5024 # check for smartcard support
5025 if test "$smartcard" != "no"; then
5026 if $pkg_config --atleast-version=2.5.1 libcacard; then
5027 libcacard_cflags=$($pkg_config --cflags libcacard)
5028 libcacard_libs=$($pkg_config --libs libcacard)
5029 smartcard="yes"
5030 else
5031 if test "$smartcard" = "yes"; then
5032 feature_not_found "smartcard" "Install libcacard devel"
5033 fi
5034 smartcard="no"
5035 fi
5036 fi
5037
5038 # check for libusb
5039 if test "$libusb" != "no" ; then
5040 if $pkg_config --atleast-version=1.0.13 libusb-1.0; then
5041 libusb="yes"
5042 libusb_cflags=$($pkg_config --cflags libusb-1.0)
5043 libusb_libs=$($pkg_config --libs libusb-1.0)
5044 else
5045 if test "$libusb" = "yes"; then
5046 feature_not_found "libusb" "Install libusb devel >= 1.0.13"
5047 fi
5048 libusb="no"
5049 fi
5050 fi
5051
5052 # check for usbredirparser for usb network redirection support
5053 if test "$usb_redir" != "no" ; then
5054 if $pkg_config --atleast-version=0.6 libusbredirparser-0.5; then
5055 usb_redir="yes"
5056 usb_redir_cflags=$($pkg_config --cflags libusbredirparser-0.5)
5057 usb_redir_libs=$($pkg_config --libs libusbredirparser-0.5)
5058 else
5059 if test "$usb_redir" = "yes"; then
5060 feature_not_found "usb-redir" "Install usbredir devel"
5061 fi
5062 usb_redir="no"
5063 fi
5064 fi
5065
5066 ##########################################
5067 # check if we have VSS SDK headers for win
5068
5069 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5070 test "$vss_win32_sdk" != "no" ; then
5071 case "$vss_win32_sdk" in
5072 "") vss_win32_include="-isystem $source_path" ;;
5073 *\ *) # The SDK is installed in "Program Files" by default, but we cannot
5074 # handle path with spaces. So we symlink the headers into ".sdk/vss".
5075 vss_win32_include="-isystem $source_path/.sdk/vss"
5076 symlink "$vss_win32_sdk/inc" "$source_path/.sdk/vss/inc"
5077 ;;
5078 *) vss_win32_include="-isystem $vss_win32_sdk"
5079 esac
5080 cat > $TMPC << EOF
5081 #define __MIDL_user_allocate_free_DEFINED__
5082 #include <inc/win2003/vss.h>
5083 int main(void) { return VSS_CTX_BACKUP; }
5084 EOF
5085 if compile_prog "$vss_win32_include" "" ; then
5086 guest_agent_with_vss="yes"
5087 QEMU_CFLAGS="$QEMU_CFLAGS $vss_win32_include"
5088 libs_qga="-lole32 -loleaut32 -lshlwapi -lstdc++ -Wl,--enable-stdcall-fixup $libs_qga"
5089 qga_vss_provider="qga/vss-win32/qga-vss.dll qga/vss-win32/qga-vss.tlb"
5090 else
5091 if test "$vss_win32_sdk" != "" ; then
5092 echo "ERROR: Please download and install Microsoft VSS SDK:"
5093 echo "ERROR: http://www.microsoft.com/en-us/download/details.aspx?id=23490"
5094 echo "ERROR: On POSIX-systems, you can extract the SDK headers by:"
5095 echo "ERROR: scripts/extract-vsssdk-headers setup.exe"
5096 echo "ERROR: The headers are extracted in the directory \`inc'."
5097 feature_not_found "VSS support"
5098 fi
5099 guest_agent_with_vss="no"
5100 fi
5101 fi
5102
5103 ##########################################
5104 # lookup Windows platform SDK (if not specified)
5105 # The SDK is needed only to build .tlb (type library) file of guest agent
5106 # VSS provider from the source. It is usually unnecessary because the
5107 # pre-compiled .tlb file is included.
5108
5109 if test "$mingw32" = "yes" && test "$guest_agent" != "no" && \
5110 test "$guest_agent_with_vss" = "yes" ; then
5111 if test -z "$win_sdk"; then
5112 programfiles="$PROGRAMFILES"
5113 test -n "$PROGRAMW6432" && programfiles="$PROGRAMW6432"
5114 if test -n "$programfiles"; then
5115 win_sdk=$(ls -d "$programfiles/Microsoft SDKs/Windows/v"* | tail -1) 2>/dev/null
5116 else
5117 feature_not_found "Windows SDK"
5118 fi
5119 elif test "$win_sdk" = "no"; then
5120 win_sdk=""
5121 fi
5122 fi
5123
5124 ##########################################
5125 # check if mingw environment provides a recent ntddscsi.h
5126 if test "$mingw32" = "yes" && test "$guest_agent" != "no"; then
5127 cat > $TMPC << EOF
5128 #include <windows.h>
5129 #include <ntddscsi.h>
5130 int main(void) {
5131 #if !defined(IOCTL_SCSI_GET_ADDRESS)
5132 #error Missing required ioctl definitions
5133 #endif
5134 SCSI_ADDRESS addr = { .Lun = 0, .TargetId = 0, .PathId = 0 };
5135 return addr.Lun;
5136 }
5137 EOF
5138 if compile_prog "" "" ; then
5139 guest_agent_ntddscsi=yes
5140 libs_qga="-lsetupapi -lcfgmgr32 $libs_qga"
5141 fi
5142 fi
5143
5144 ##########################################
5145 # virgl renderer probe
5146
5147 if test "$virglrenderer" != "no" ; then
5148 cat > $TMPC << EOF
5149 #include <virglrenderer.h>
5150 int main(void) { virgl_renderer_poll(); return 0; }
5151 EOF
5152 virgl_cflags=$($pkg_config --cflags virglrenderer 2>/dev/null)
5153 virgl_libs=$($pkg_config --libs virglrenderer 2>/dev/null)
5154 virgl_version=$($pkg_config --modversion virglrenderer 2>/dev/null)
5155 if $pkg_config virglrenderer >/dev/null 2>&1 && \
5156 compile_prog "$virgl_cflags" "$virgl_libs" ; then
5157 virglrenderer="yes"
5158 else
5159 if test "$virglrenderer" = "yes" ; then
5160 feature_not_found "virglrenderer"
5161 fi
5162 virglrenderer="no"
5163 fi
5164 fi
5165
5166 ##########################################
5167 # capstone
5168
5169 case "$capstone" in
5170 "" | yes)
5171 if $pkg_config capstone; then
5172 capstone=system
5173 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
5174 capstone=git
5175 elif test -e "${source_path}/capstone/Makefile" ; then
5176 capstone=internal
5177 elif test -z "$capstone" ; then
5178 capstone=no
5179 else
5180 feature_not_found "capstone" "Install capstone devel or git submodule"
5181 fi
5182 ;;
5183
5184 system)
5185 if ! $pkg_config capstone; then
5186 feature_not_found "capstone" "Install capstone devel"
5187 fi
5188 ;;
5189 esac
5190
5191 case "$capstone" in
5192 git | internal)
5193 if test "$capstone" = git; then
5194 git_submodules="${git_submodules} capstone"
5195 fi
5196 mkdir -p capstone
5197 QEMU_CFLAGS="$QEMU_CFLAGS -I\$(SRC_PATH)/capstone/include"
5198 if test "$mingw32" = "yes"; then
5199 LIBCAPSTONE=capstone.lib
5200 else
5201 LIBCAPSTONE=libcapstone.a
5202 fi
5203 libs_cpu="-L\$(BUILD_DIR)/capstone -lcapstone $libs_cpu"
5204 ;;
5205
5206 system)
5207 QEMU_CFLAGS="$QEMU_CFLAGS $($pkg_config --cflags capstone)"
5208 libs_cpu="$($pkg_config --libs capstone) $libs_cpu"
5209 ;;
5210
5211 no)
5212 ;;
5213 *)
5214 error_exit "Unknown state for capstone: $capstone"
5215 ;;
5216 esac
5217
5218 ##########################################
5219 # check if we have fdatasync
5220
5221 fdatasync=no
5222 cat > $TMPC << EOF
5223 #include <unistd.h>
5224 int main(void) {
5225 #if defined(_POSIX_SYNCHRONIZED_IO) && _POSIX_SYNCHRONIZED_IO > 0
5226 return fdatasync(0);
5227 #else
5228 #error Not supported
5229 #endif
5230 }
5231 EOF
5232 if compile_prog "" "" ; then
5233 fdatasync=yes
5234 fi
5235
5236 ##########################################
5237 # check if we have madvise
5238
5239 madvise=no
5240 cat > $TMPC << EOF
5241 #include <sys/types.h>
5242 #include <sys/mman.h>
5243 #include <stddef.h>
5244 int main(void) { return madvise(NULL, 0, MADV_DONTNEED); }
5245 EOF
5246 if compile_prog "" "" ; then
5247 madvise=yes
5248 fi
5249
5250 ##########################################
5251 # check if we have posix_madvise
5252
5253 posix_madvise=no
5254 cat > $TMPC << EOF
5255 #include <sys/mman.h>
5256 #include <stddef.h>
5257 int main(void) { return posix_madvise(NULL, 0, POSIX_MADV_DONTNEED); }
5258 EOF
5259 if compile_prog "" "" ; then
5260 posix_madvise=yes
5261 fi
5262
5263 ##########################################
5264 # check if we have posix_memalign()
5265
5266 posix_memalign=no
5267 cat > $TMPC << EOF
5268 #include <stdlib.h>
5269 int main(void) {
5270 void *p;
5271 return posix_memalign(&p, 8, 8);
5272 }
5273 EOF
5274 if compile_prog "" "" ; then
5275 posix_memalign=yes
5276 fi
5277
5278 ##########################################
5279 # check if we have posix_syslog
5280
5281 posix_syslog=no
5282 cat > $TMPC << EOF
5283 #include <syslog.h>
5284 int main(void) { openlog("qemu", LOG_PID, LOG_DAEMON); syslog(LOG_INFO, "configure"); return 0; }
5285 EOF
5286 if compile_prog "" "" ; then
5287 posix_syslog=yes
5288 fi
5289
5290 ##########################################
5291 # check if we have sem_timedwait
5292
5293 sem_timedwait=no
5294 cat > $TMPC << EOF
5295 #include <semaphore.h>
5296 int main(void) { sem_t s; struct timespec t = {0}; return sem_timedwait(&s, &t); }
5297 EOF
5298 if compile_prog "" "" ; then
5299 sem_timedwait=yes
5300 fi
5301
5302 ##########################################
5303 # check if we have strchrnul
5304
5305 strchrnul=no
5306 cat > $TMPC << EOF
5307 #include <string.h>
5308 int main(void);
5309 // Use a haystack that the compiler shouldn't be able to constant fold
5310 char *haystack = (char*)&main;
5311 int main(void) { return strchrnul(haystack, 'x') != &haystack[6]; }
5312 EOF
5313 if compile_prog "" "" ; then
5314 strchrnul=yes
5315 fi
5316
5317 #########################################
5318 # check if we have st_atim
5319
5320 st_atim=no
5321 cat > $TMPC << EOF
5322 #include <sys/stat.h>
5323 #include <stddef.h>
5324 int main(void) { return offsetof(struct stat, st_atim); }
5325 EOF
5326 if compile_prog "" "" ; then
5327 st_atim=yes
5328 fi
5329
5330 ##########################################
5331 # check if trace backend exists
5332
5333 $python "$source_path/scripts/tracetool.py" "--backends=$trace_backends" --check-backends > /dev/null 2> /dev/null
5334 if test "$?" -ne 0 ; then
5335 error_exit "invalid trace backends" \
5336 "Please choose supported trace backends."
5337 fi
5338
5339 ##########################################
5340 # For 'ust' backend, test if ust headers are present
5341 if have_backend "ust"; then
5342 cat > $TMPC << EOF
5343 #include <lttng/tracepoint.h>
5344 int main(void) { return 0; }
5345 EOF
5346 if compile_prog "" "-Wl,--no-as-needed -ldl" ; then
5347 if $pkg_config lttng-ust --exists; then
5348 lttng_ust_libs=$($pkg_config --libs lttng-ust)
5349 else
5350 lttng_ust_libs="-llttng-ust -ldl"
5351 fi
5352 if $pkg_config liburcu-bp --exists; then
5353 urcu_bp_libs=$($pkg_config --libs liburcu-bp)
5354 else
5355 urcu_bp_libs="-lurcu-bp"
5356 fi
5357
5358 LIBS="$lttng_ust_libs $urcu_bp_libs $LIBS"
5359 libs_qga="$lttng_ust_libs $urcu_bp_libs $libs_qga"
5360 else
5361 error_exit "Trace backend 'ust' missing lttng-ust header files"
5362 fi
5363 fi
5364
5365 ##########################################
5366 # For 'dtrace' backend, test if 'dtrace' command is present
5367 if have_backend "dtrace"; then
5368 if ! has 'dtrace' ; then
5369 error_exit "dtrace command is not found in PATH $PATH"
5370 fi
5371 trace_backend_stap="no"
5372 if has 'stap' ; then
5373 trace_backend_stap="yes"
5374 fi
5375 fi
5376
5377 ##########################################
5378 # check and set a backend for coroutine
5379
5380 # We prefer ucontext, but it's not always possible. The fallback
5381 # is sigcontext. On Windows the only valid backend is the Windows
5382 # specific one.
5383
5384 ucontext_works=no
5385 if test "$darwin" != "yes"; then
5386 cat > $TMPC << EOF
5387 #include <ucontext.h>
5388 #ifdef __stub_makecontext
5389 #error Ignoring glibc stub makecontext which will always fail
5390 #endif
5391 int main(void) { makecontext(0, 0, 0); return 0; }
5392 EOF
5393 if compile_prog "" "" ; then
5394 ucontext_works=yes
5395 fi
5396 fi
5397
5398 if test "$coroutine" = ""; then
5399 if test "$mingw32" = "yes"; then
5400 coroutine=win32
5401 elif test "$ucontext_works" = "yes"; then
5402 coroutine=ucontext
5403 else
5404 coroutine=sigaltstack
5405 fi
5406 else
5407 case $coroutine in
5408 windows)
5409 if test "$mingw32" != "yes"; then
5410 error_exit "'windows' coroutine backend only valid for Windows"
5411 fi
5412 # Unfortunately the user visible backend name doesn't match the
5413 # coroutine-*.c filename for this case, so we have to adjust it here.
5414 coroutine=win32
5415 ;;
5416 ucontext)
5417 if test "$ucontext_works" != "yes"; then
5418 feature_not_found "ucontext"
5419 fi
5420 ;;
5421 sigaltstack)
5422 if test "$mingw32" = "yes"; then
5423 error_exit "only the 'windows' coroutine backend is valid for Windows"
5424 fi
5425 ;;
5426 *)
5427 error_exit "unknown coroutine backend $coroutine"
5428 ;;
5429 esac
5430 fi
5431
5432 if test "$coroutine_pool" = ""; then
5433 coroutine_pool=yes
5434 fi
5435
5436 if test "$debug_stack_usage" = "yes"; then
5437 if test "$coroutine_pool" = "yes"; then
5438 echo "WARN: disabling coroutine pool for stack usage debugging"
5439 coroutine_pool=no
5440 fi
5441 fi
5442
5443
5444 ##########################################
5445 # check if we have open_by_handle_at
5446
5447 open_by_handle_at=no
5448 cat > $TMPC << EOF
5449 #include <fcntl.h>
5450 #if !defined(AT_EMPTY_PATH)
5451 # error missing definition
5452 #else
5453 int main(void) { struct file_handle fh; return open_by_handle_at(0, &fh, 0); }
5454 #endif
5455 EOF
5456 if compile_prog "" "" ; then
5457 open_by_handle_at=yes
5458 fi
5459
5460 ########################################
5461 # check if we have linux/magic.h
5462
5463 linux_magic_h=no
5464 cat > $TMPC << EOF
5465 #include <linux/magic.h>
5466 int main(void) {
5467 return 0;
5468 }
5469 EOF
5470 if compile_prog "" "" ; then
5471 linux_magic_h=yes
5472 fi
5473
5474 ########################################
5475 # check whether we can disable warning option with a pragma (this is needed
5476 # to silence warnings in the headers of some versions of external libraries).
5477 # This test has to be compiled with -Werror as otherwise an unknown pragma is
5478 # only a warning.
5479 #
5480 # If we can't selectively disable warning in the code, disable -Werror so that
5481 # the build doesn't fail anyway.
5482
5483 pragma_disable_unused_but_set=no
5484 cat > $TMPC << EOF
5485 #pragma GCC diagnostic push
5486 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
5487 #pragma GCC diagnostic pop
5488
5489 int main(void) {
5490 return 0;
5491 }
5492 EOF
5493 if compile_prog "-Werror" "" ; then
5494 pragma_diagnostic_available=yes
5495 else
5496 werror=no
5497 fi
5498
5499 ########################################
5500 # check if we have valgrind/valgrind.h
5501
5502 valgrind_h=no
5503 cat > $TMPC << EOF
5504 #include <valgrind/valgrind.h>
5505 int main(void) {
5506 return 0;
5507 }
5508 EOF
5509 if compile_prog "" "" ; then
5510 valgrind_h=yes
5511 fi
5512
5513 ########################################
5514 # check if environ is declared
5515
5516 has_environ=no
5517 cat > $TMPC << EOF
5518 #include <unistd.h>
5519 int main(void) {
5520 environ = 0;
5521 return 0;
5522 }
5523 EOF
5524 if compile_prog "" "" ; then
5525 has_environ=yes
5526 fi
5527
5528 ########################################
5529 # check if cpuid.h is usable.
5530
5531 cat > $TMPC << EOF
5532 #include <cpuid.h>
5533 int main(void) {
5534 unsigned a, b, c, d;
5535 int max = __get_cpuid_max(0, 0);
5536
5537 if (max >= 1) {
5538 __cpuid(1, a, b, c, d);
5539 }
5540
5541 if (max >= 7) {
5542 __cpuid_count(7, 0, a, b, c, d);
5543 }
5544
5545 return 0;
5546 }
5547 EOF
5548 if compile_prog "" "" ; then
5549 cpuid_h=yes
5550 fi
5551
5552 ##########################################
5553 # avx2 optimization requirement check
5554 #
5555 # There is no point enabling this if cpuid.h is not usable,
5556 # since we won't be able to select the new routines.
5557
5558 if test "$cpuid_h" = "yes" && test "$avx2_opt" != "no"; then
5559 cat > $TMPC << EOF
5560 #pragma GCC push_options
5561 #pragma GCC target("avx2")
5562 #include <cpuid.h>
5563 #include <immintrin.h>
5564 static int bar(void *a) {
5565 __m256i x = *(__m256i *)a;
5566 return _mm256_testz_si256(x, x);
5567 }
5568 int main(int argc, char *argv[]) { return bar(argv[0]); }
5569 EOF
5570 if compile_object "" ; then
5571 avx2_opt="yes"
5572 else
5573 avx2_opt="no"
5574 fi
5575 fi
5576
5577 ########################################
5578 # check if __[u]int128_t is usable.
5579
5580 int128=no
5581 cat > $TMPC << EOF
5582 __int128_t a;
5583 __uint128_t b;
5584 int main (void) {
5585 a = a + b;
5586 b = a * b;
5587 a = a * a;
5588 return 0;
5589 }
5590 EOF
5591 if compile_prog "" "" ; then
5592 int128=yes
5593 fi
5594
5595 #########################################
5596 # See if 128-bit atomic operations are supported.
5597
5598 atomic128=no
5599 if test "$int128" = "yes"; then
5600 cat > $TMPC << EOF
5601 int main(void)
5602 {
5603 unsigned __int128 x = 0, y = 0;
5604 y = __atomic_load_16(&x, 0);
5605 __atomic_store_16(&x, y, 0);
5606 __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
5607 return 0;
5608 }
5609 EOF
5610 if compile_prog "" "" ; then
5611 atomic128=yes
5612 fi
5613 fi
5614
5615 cmpxchg128=no
5616 if test "$int128" = yes && test "$atomic128" = no; then
5617 cat > $TMPC << EOF
5618 int main(void)
5619 {
5620 unsigned __int128 x = 0, y = 0;
5621 __sync_val_compare_and_swap_16(&x, y, x);
5622 return 0;
5623 }
5624 EOF
5625 if compile_prog "" "" ; then
5626 cmpxchg128=yes
5627 fi
5628 fi
5629
5630 #########################################
5631 # See if 64-bit atomic operations are supported.
5632 # Note that without __atomic builtins, we can only
5633 # assume atomic loads/stores max at pointer size.
5634
5635 cat > $TMPC << EOF
5636 #include <stdint.h>
5637 int main(void)
5638 {
5639 uint64_t x = 0, y = 0;
5640 #ifdef __ATOMIC_RELAXED
5641 y = __atomic_load_8(&x, 0);
5642 __atomic_store_8(&x, y, 0);
5643 __atomic_compare_exchange_8(&x, &y, x, 0, 0, 0);
5644 __atomic_exchange_8(&x, y, 0);
5645 __atomic_fetch_add_8(&x, y, 0);
5646 #else
5647 typedef char is_host64[sizeof(void *) >= sizeof(uint64_t) ? 1 : -1];
5648 __sync_lock_test_and_set(&x, y);
5649 __sync_val_compare_and_swap(&x, y, 0);
5650 __sync_fetch_and_add(&x, y);
5651 #endif
5652 return 0;
5653 }
5654 EOF
5655 if compile_prog "" "" ; then
5656 atomic64=yes
5657 fi
5658
5659 #########################################
5660 # See if --dynamic-list is supported by the linker
5661 ld_dynamic_list="no"
5662 if test "$static" = "no" ; then
5663 cat > $TMPTXT <<EOF
5664 {
5665 foo;
5666 };
5667 EOF
5668
5669 cat > $TMPC <<EOF
5670 #include <stdio.h>
5671 void foo(void);
5672
5673 void foo(void)
5674 {
5675 printf("foo\n");
5676 }
5677
5678 int main(void)
5679 {
5680 foo();
5681 return 0;
5682 }
5683 EOF
5684
5685 if compile_prog "" "-Wl,--dynamic-list=$TMPTXT" ; then
5686 ld_dynamic_list="yes"
5687 fi
5688 fi
5689
5690 #########################################
5691 # See if -exported_symbols_list is supported by the linker
5692
5693 ld_exported_symbols_list="no"
5694 if test "$static" = "no" ; then
5695 cat > $TMPTXT <<EOF
5696 _foo
5697 EOF
5698
5699 if compile_prog "" "-Wl,-exported_symbols_list,$TMPTXT" ; then
5700 ld_exported_symbols_list="yes"
5701 fi
5702 fi
5703
5704 if test "$plugins" = "yes" &&
5705 test "$ld_dynamic_list" = "no" &&
5706 test "$ld_exported_symbols_list" = "no" ; then
5707 error_exit \
5708 "Plugin support requires dynamic linking and specifying a set of symbols " \
5709 "that are exported to plugins. Unfortunately your linker doesn't " \
5710 "support the flag (--dynamic-list or -exported_symbols_list) used " \
5711 "for this purpose. You can't build with --static."
5712 fi
5713
5714 ########################################
5715 # See if 16-byte vector operations are supported.
5716 # Even without a vector unit the compiler may expand these.
5717 # There is a bug in old GCC for PPC that crashes here.
5718 # Unfortunately it's the system compiler for Centos 7.
5719
5720 cat > $TMPC << EOF
5721 typedef unsigned char U1 __attribute__((vector_size(16)));
5722 typedef unsigned short U2 __attribute__((vector_size(16)));
5723 typedef unsigned int U4 __attribute__((vector_size(16)));
5724 typedef unsigned long long U8 __attribute__((vector_size(16)));
5725 typedef signed char S1 __attribute__((vector_size(16)));
5726 typedef signed short S2 __attribute__((vector_size(16)));
5727 typedef signed int S4 __attribute__((vector_size(16)));
5728 typedef signed long long S8 __attribute__((vector_size(16)));
5729 static U1 a1, b1;
5730 static U2 a2, b2;
5731 static U4 a4, b4;
5732 static U8 a8, b8;
5733 static S1 c1;
5734 static S2 c2;
5735 static S4 c4;
5736 static S8 c8;
5737 static int i;
5738 void helper(void *d, void *a, int shift, int i);
5739 void helper(void *d, void *a, int shift, int i)
5740 {
5741 *(U1 *)(d + i) = *(U1 *)(a + i) << shift;
5742 *(U2 *)(d + i) = *(U2 *)(a + i) << shift;
5743 *(U4 *)(d + i) = *(U4 *)(a + i) << shift;
5744 *(U8 *)(d + i) = *(U8 *)(a + i) << shift;
5745 }
5746 int main(void)
5747 {
5748 a1 += b1; a2 += b2; a4 += b4; a8 += b8;
5749 a1 -= b1; a2 -= b2; a4 -= b4; a8 -= b8;
5750 a1 *= b1; a2 *= b2; a4 *= b4; a8 *= b8;
5751 a1 &= b1; a2 &= b2; a4 &= b4; a8 &= b8;
5752 a1 |= b1; a2 |= b2; a4 |= b4; a8 |= b8;
5753 a1 ^= b1; a2 ^= b2; a4 ^= b4; a8 ^= b8;
5754 a1 <<= i; a2 <<= i; a4 <<= i; a8 <<= i;
5755 a1 >>= i; a2 >>= i; a4 >>= i; a8 >>= i;
5756 c1 >>= i; c2 >>= i; c4 >>= i; c8 >>= i;
5757 return 0;
5758 }
5759 EOF
5760
5761 vector16=no
5762 if compile_prog "" "" ; then
5763 vector16=yes
5764 fi
5765
5766 ########################################
5767 # See if __attribute__((alias)) is supported.
5768 # This false for Xcode 9, but has been remedied for Xcode 10.
5769 # Unfortunately, travis uses Xcode 9 by default.
5770
5771 attralias=no
5772 cat > $TMPC << EOF
5773 int x = 1;
5774 extern const int y __attribute__((alias("x")));
5775 int main(void) { return 0; }
5776 EOF
5777 if compile_prog "" "" ; then
5778 attralias=yes
5779 fi
5780
5781 ########################################
5782 # check if getauxval is available.
5783
5784 getauxval=no
5785 cat > $TMPC << EOF
5786 #include <sys/auxv.h>
5787 int main(void) {
5788 return getauxval(AT_HWCAP) == 0;
5789 }
5790 EOF
5791 if compile_prog "" "" ; then
5792 getauxval=yes
5793 fi
5794
5795 ########################################
5796 # check if ccache is interfering with
5797 # semantic analysis of macros
5798
5799 unset CCACHE_CPP2
5800 ccache_cpp2=no
5801 cat > $TMPC << EOF
5802 static const int Z = 1;
5803 #define fn() ({ Z; })
5804 #define TAUT(X) ((X) == Z)
5805 #define PAREN(X, Y) (X == Y)
5806 #define ID(X) (X)
5807 int main(int argc, char *argv[])
5808 {
5809 int x = 0, y = 0;
5810 x = ID(x);
5811 x = fn();
5812 fn();
5813 if (PAREN(x, y)) return 0;
5814 if (TAUT(Z)) return 0;
5815 return 0;
5816 }
5817 EOF
5818
5819 if ! compile_object "-Werror"; then
5820 ccache_cpp2=yes
5821 fi
5822
5823 #################################################
5824 # clang does not support glibc + FORTIFY_SOURCE.
5825
5826 if test "$fortify_source" != "no"; then
5827 if echo | $cc -dM -E - | grep __clang__ > /dev/null 2>&1 ; then
5828 fortify_source="no";
5829 elif test -n "$cxx" && has $cxx &&
5830 echo | $cxx -dM -E - | grep __clang__ >/dev/null 2>&1 ; then
5831 fortify_source="no";
5832 else
5833 fortify_source="yes"
5834 fi
5835 fi
5836
5837 ###############################################
5838 # Check if copy_file_range is provided by glibc
5839 have_copy_file_range=no
5840 cat > $TMPC << EOF
5841 #include <unistd.h>
5842 int main(void) {
5843 copy_file_range(0, NULL, 0, NULL, 0, 0);
5844 return 0;
5845 }
5846 EOF
5847 if compile_prog "" "" ; then
5848 have_copy_file_range=yes
5849 fi
5850
5851 ##########################################
5852 # check if struct fsxattr is available via linux/fs.h
5853
5854 have_fsxattr=no
5855 cat > $TMPC << EOF
5856 #include <linux/fs.h>
5857 struct fsxattr foo;
5858 int main(void) {
5859 return 0;
5860 }
5861 EOF
5862 if compile_prog "" "" ; then
5863 have_fsxattr=yes
5864 fi
5865
5866 ##########################################
5867 # check for usable membarrier system call
5868 if test "$membarrier" = "yes"; then
5869 have_membarrier=no
5870 if test "$mingw32" = "yes" ; then
5871 have_membarrier=yes
5872 elif test "$linux" = "yes" ; then
5873 cat > $TMPC << EOF
5874 #include <linux/membarrier.h>
5875 #include <sys/syscall.h>
5876 #include <unistd.h>
5877 #include <stdlib.h>
5878 int main(void) {
5879 syscall(__NR_membarrier, MEMBARRIER_CMD_QUERY, 0);
5880 syscall(__NR_membarrier, MEMBARRIER_CMD_SHARED, 0);
5881 exit(0);
5882 }
5883 EOF
5884 if compile_prog "" "" ; then
5885 have_membarrier=yes
5886 fi
5887 fi
5888 if test "$have_membarrier" = "no"; then
5889 feature_not_found "membarrier" "membarrier system call not available"
5890 fi
5891 else
5892 # Do not enable it by default even for Mingw32, because it doesn't
5893 # work on Wine.
5894 membarrier=no
5895 fi
5896
5897 ##########################################
5898 # check if rtnetlink.h exists and is useful
5899 have_rtnetlink=no
5900 cat > $TMPC << EOF
5901 #include <linux/rtnetlink.h>
5902 int main(void) {
5903 return IFLA_PROTO_DOWN;
5904 }
5905 EOF
5906 if compile_prog "" "" ; then
5907 have_rtnetlink=yes
5908 fi
5909
5910 ##########################################
5911 # check for usable AF_VSOCK environment
5912 have_af_vsock=no
5913 cat > $TMPC << EOF
5914 #include <errno.h>
5915 #include <sys/types.h>
5916 #include <sys/socket.h>
5917 #if !defined(AF_VSOCK)
5918 # error missing AF_VSOCK flag
5919 #endif
5920 #include <linux/vm_sockets.h>
5921 int main(void) {
5922 int sock, ret;
5923 struct sockaddr_vm svm;
5924 socklen_t len = sizeof(svm);
5925 sock = socket(AF_VSOCK, SOCK_STREAM, 0);
5926 ret = getpeername(sock, (struct sockaddr *)&svm, &len);
5927 if ((ret == -1) && (errno == ENOTCONN)) {
5928 return 0;
5929 }
5930 return -1;
5931 }
5932 EOF
5933 if compile_prog "" "" ; then
5934 have_af_vsock=yes
5935 fi
5936
5937 ##########################################
5938 # check for usable AF_ALG environment
5939 have_afalg=no
5940 cat > $TMPC << EOF
5941 #include <errno.h>
5942 #include <sys/types.h>
5943 #include <sys/socket.h>
5944 #include <linux/if_alg.h>
5945 int main(void) {
5946 int sock;
5947 sock = socket(AF_ALG, SOCK_SEQPACKET, 0);
5948 return sock;
5949 }
5950 EOF
5951 if compile_prog "" "" ; then
5952 have_afalg=yes
5953 fi
5954 if test "$crypto_afalg" = "yes"
5955 then
5956 if test "$have_afalg" != "yes"
5957 then
5958 error_exit "AF_ALG requested but could not be detected"
5959 fi
5960 fi
5961
5962
5963 #################################################
5964 # Check to see if we have the Hypervisor framework
5965 if [ "$darwin" = "yes" ] ; then
5966 cat > $TMPC << EOF
5967 #include <Hypervisor/hv.h>
5968 int main() { return 0;}
5969 EOF
5970 if ! compile_object ""; then
5971 hvf='no'
5972 else
5973 hvf='yes'
5974 QEMU_LDFLAGS="-framework Hypervisor $QEMU_LDFLAGS"
5975 fi
5976 fi
5977
5978 #################################################
5979 # Sparc implicitly links with --relax, which is
5980 # incompatible with -r, so --no-relax should be
5981 # given. It does no harm to give it on other
5982 # platforms too.
5983
5984 # Note: the prototype is needed since QEMU_CFLAGS
5985 # contains -Wmissing-prototypes
5986 cat > $TMPC << EOF
5987 extern int foo(void);
5988 int foo(void) { return 0; }
5989 EOF
5990 if ! compile_object ""; then
5991 error_exit "Failed to compile object file for LD_REL_FLAGS test"
5992 fi
5993 for i in '-Wl,-r -Wl,--no-relax' -Wl,-r -r; do
5994 if do_cc -nostdlib $i -o $TMPMO $TMPO; then
5995 LD_REL_FLAGS=$i
5996 break
5997 fi
5998 done
5999 if test "$modules" = "yes" && test "$LD_REL_FLAGS" = ""; then
6000 feature_not_found "modules" "Cannot find how to build relocatable objects"
6001 fi
6002
6003 ##########################################
6004 # check for sysmacros.h
6005
6006 have_sysmacros=no
6007 cat > $TMPC << EOF
6008 #include <sys/sysmacros.h>
6009 int main(void) {
6010 return makedev(0, 0);
6011 }
6012 EOF
6013 if compile_prog "" "" ; then
6014 have_sysmacros=yes
6015 fi
6016
6017 ##########################################
6018 # Veritas HyperScale block driver VxHS
6019 # Check if libvxhs is installed
6020
6021 if test "$vxhs" != "no" ; then
6022 cat > $TMPC <<EOF
6023 #include <stdint.h>
6024 #include <qnio/qnio_api.h>
6025
6026 void *vxhs_callback;
6027
6028 int main(void) {
6029 iio_init(QNIO_VERSION, vxhs_callback);
6030 return 0;
6031 }
6032 EOF
6033 vxhs_libs="-lvxhs -lssl"
6034 if compile_prog "" "$vxhs_libs" ; then
6035 vxhs=yes
6036 else
6037 if test "$vxhs" = "yes" ; then
6038 feature_not_found "vxhs block device" "Install libvxhs See github"
6039 fi
6040 vxhs=no
6041 fi
6042 fi
6043
6044 ##########################################
6045 # check for _Static_assert()
6046
6047 have_static_assert=no
6048 cat > $TMPC << EOF
6049 _Static_assert(1, "success");
6050 int main(void) {
6051 return 0;
6052 }
6053 EOF
6054 if compile_prog "" "" ; then
6055 have_static_assert=yes
6056 fi
6057
6058 ##########################################
6059 # check for utmpx.h, it is missing e.g. on OpenBSD
6060
6061 have_utmpx=no
6062 cat > $TMPC << EOF
6063 #include <utmpx.h>
6064 struct utmpx user_info;
6065 int main(void) {
6066 return 0;
6067 }
6068 EOF
6069 if compile_prog "" "" ; then
6070 have_utmpx=yes
6071 fi
6072
6073 ##########################################
6074 # check for getrandom()
6075
6076 have_getrandom=no
6077 cat > $TMPC << EOF
6078 #include <sys/random.h>
6079 int main(void) {
6080 return getrandom(0, 0, GRND_NONBLOCK);
6081 }
6082 EOF
6083 if compile_prog "" "" ; then
6084 have_getrandom=yes
6085 fi
6086
6087 ##########################################
6088 # checks for sanitizers
6089
6090 have_asan=no
6091 have_ubsan=no
6092 have_asan_iface_h=no
6093 have_asan_iface_fiber=no
6094
6095 if test "$sanitizers" = "yes" ; then
6096 write_c_skeleton
6097 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" ""; then
6098 have_asan=yes
6099 fi
6100
6101 # we could use a simple skeleton for flags checks, but this also
6102 # detect the static linking issue of ubsan, see also:
6103 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84285
6104 cat > $TMPC << EOF
6105 #include <stdlib.h>
6106 int main(void) {
6107 void *tmp = malloc(10);
6108 return *(int *)(tmp + 2);
6109 }
6110 EOF
6111 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=undefined" ""; then
6112 have_ubsan=yes
6113 fi
6114
6115 if check_include "sanitizer/asan_interface.h" ; then
6116 have_asan_iface_h=yes
6117 fi
6118
6119 cat > $TMPC << EOF
6120 #include <sanitizer/asan_interface.h>
6121 int main(void) {
6122 __sanitizer_start_switch_fiber(0, 0, 0);
6123 return 0;
6124 }
6125 EOF
6126 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address" "" ; then
6127 have_asan_iface_fiber=yes
6128 fi
6129 fi
6130
6131 ##########################################
6132 # checks for fuzzer
6133 if test "$fuzzing" = "yes" ; then
6134 write_c_fuzzer_skeleton
6135 if compile_prog "$CPU_CFLAGS -Werror -fsanitize=address,fuzzer" ""; then
6136 have_fuzzer=yes
6137 fi
6138 fi
6139
6140 ##########################################
6141 # check for libpmem
6142
6143 if test "$libpmem" != "no"; then
6144 if $pkg_config --exists "libpmem"; then
6145 libpmem="yes"
6146 libpmem_libs=$($pkg_config --libs libpmem)
6147 libpmem_cflags=$($pkg_config --cflags libpmem)
6148 libs_softmmu="$libs_softmmu $libpmem_libs"
6149 QEMU_CFLAGS="$QEMU_CFLAGS $libpmem_cflags"
6150 else
6151 if test "$libpmem" = "yes" ; then
6152 feature_not_found "libpmem" "Install nvml or pmdk"
6153 fi
6154 libpmem="no"
6155 fi
6156 fi
6157
6158 ##########################################
6159 # check for slirp
6160
6161 # slirp is only required when building softmmu targets
6162 if test -z "$slirp" -a "$softmmu" != "yes" ; then
6163 slirp="no"
6164 fi
6165
6166 case "$slirp" in
6167 "" | yes)
6168 if $pkg_config slirp; then
6169 slirp=system
6170 elif test -e "${source_path}/.git" && test $git_update = 'yes' ; then
6171 slirp=git
6172 elif test -e "${source_path}/slirp/Makefile" ; then
6173 slirp=internal
6174 elif test -z "$slirp" ; then
6175 slirp=no
6176 else
6177 feature_not_found "slirp" "Install slirp devel or git submodule"
6178 fi
6179 ;;
6180
6181 system)
6182 if ! $pkg_config slirp; then
6183 feature_not_found "slirp" "Install slirp devel"
6184 fi
6185 ;;
6186 esac
6187
6188 case "$slirp" in
6189 git | internal)
6190 if test "$slirp" = git; then
6191 git_submodules="${git_submodules} slirp"
6192 fi
6193 mkdir -p slirp
6194 slirp_cflags="-I\$(SRC_PATH)/slirp/src -I\$(BUILD_DIR)/slirp/src"
6195 slirp_libs="-L\$(BUILD_DIR)/slirp -lslirp"
6196 if test "$mingw32" = "yes" ; then
6197 slirp_libs="$slirp_libs -lws2_32 -liphlpapi"
6198 fi
6199 ;;
6200
6201 system)
6202 slirp_version=$($pkg_config --modversion slirp 2>/dev/null)
6203 slirp_cflags=$($pkg_config --cflags slirp 2>/dev/null)
6204 slirp_libs=$($pkg_config --libs slirp 2>/dev/null)
6205 ;;
6206
6207 no)
6208 ;;
6209 *)
6210 error_exit "Unknown state for slirp: $slirp"
6211 ;;
6212 esac
6213
6214
6215 ##########################################
6216 # End of CC checks
6217 # After here, no more $cc or $ld runs
6218
6219 write_c_skeleton
6220
6221 if test "$gcov" = "yes" ; then
6222 QEMU_CFLAGS="-fprofile-arcs -ftest-coverage -g $QEMU_CFLAGS"
6223 QEMU_LDFLAGS="-fprofile-arcs -ftest-coverage $QEMU_LDFLAGS"
6224 elif test "$fortify_source" = "yes" ; then
6225 CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
6226 elif test "$debug" = "no"; then
6227 CFLAGS="-O2 $CFLAGS"
6228 fi
6229
6230 if test "$have_asan" = "yes"; then
6231 QEMU_CFLAGS="-fsanitize=address $QEMU_CFLAGS"
6232 QEMU_LDFLAGS="-fsanitize=address $QEMU_LDFLAGS"
6233 if test "$have_asan_iface_h" = "no" ; then
6234 echo "ASAN build enabled, but ASAN header missing." \
6235 "Without code annotation, the report may be inferior."
6236 elif test "$have_asan_iface_fiber" = "no" ; then
6237 echo "ASAN build enabled, but ASAN header is too old." \
6238 "Without code annotation, the report may be inferior."
6239 fi
6240 fi
6241 if test "$have_ubsan" = "yes"; then
6242 QEMU_CFLAGS="-fsanitize=undefined $QEMU_CFLAGS"
6243 QEMU_LDFLAGS="-fsanitize=undefined $QEMU_LDFLAGS"
6244 fi
6245
6246 ##########################################
6247 # Do we have libnfs
6248 if test "$libnfs" != "no" ; then
6249 if $pkg_config --atleast-version=1.9.3 libnfs; then
6250 libnfs="yes"
6251 libnfs_libs=$($pkg_config --libs libnfs)
6252 else
6253 if test "$libnfs" = "yes" ; then
6254 feature_not_found "libnfs" "Install libnfs devel >= 1.9.3"
6255 fi
6256 libnfs="no"
6257 fi
6258 fi
6259
6260 ##########################################
6261 # Do we have libudev
6262 if test "$libudev" != "no" ; then
6263 if $pkg_config libudev && test "$static" != "yes"; then
6264 libudev="yes"
6265 libudev_libs=$($pkg_config --libs libudev)
6266 else
6267 libudev="no"
6268 fi
6269 fi
6270
6271 # Now we've finished running tests it's OK to add -Werror to the compiler flags
6272 if test "$werror" = "yes"; then
6273 QEMU_CFLAGS="-Werror $QEMU_CFLAGS"
6274 fi
6275
6276 if test "$solaris" = "no" ; then
6277 if $ld --version 2>/dev/null | grep "GNU ld" >/dev/null 2>/dev/null ; then
6278 QEMU_LDFLAGS="-Wl,--warn-common $QEMU_LDFLAGS"
6279 fi
6280 fi
6281
6282 # test if pod2man has --utf8 option
6283 if pod2man --help | grep -q utf8; then
6284 POD2MAN="pod2man --utf8"
6285 else
6286 POD2MAN="pod2man"
6287 fi
6288
6289 # Use ASLR, no-SEH and DEP if available
6290 if test "$mingw32" = "yes" ; then
6291 for flag in --dynamicbase --no-seh --nxcompat; do
6292 if ld_has $flag ; then
6293 QEMU_LDFLAGS="-Wl,$flag $QEMU_LDFLAGS"
6294 fi
6295 done
6296 fi
6297
6298 # Disable OpenBSD W^X if available
6299 if test "$tcg" = "yes" && test "$targetos" = "OpenBSD"; then
6300 cat > $TMPC <<EOF
6301 int main(void) { return 0; }
6302 EOF
6303 wx_ldflags="-Wl,-z,wxneeded"
6304 if compile_prog "" "$wx_ldflags"; then
6305 QEMU_LDFLAGS="$QEMU_LDFLAGS $wx_ldflags"
6306 fi
6307 fi
6308
6309 qemu_confdir=$sysconfdir$confsuffix
6310 qemu_moddir=$libdir$confsuffix
6311 qemu_datadir=$datadir$confsuffix
6312 qemu_localedir="$datadir/locale"
6313 qemu_icondir="$datadir/icons"
6314 qemu_desktopdir="$datadir/applications"
6315
6316 # We can only support ivshmem if we have eventfd
6317 if [ "$eventfd" = "yes" ]; then
6318 ivshmem=yes
6319 fi
6320
6321 tools=""
6322 if test "$want_tools" = "yes" ; then
6323 tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) qemu-edid\$(EXESUF) $tools"
6324 if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
6325 tools="qemu-nbd\$(EXESUF) qemu-storage-daemon\$(EXESUF) $tools"
6326 fi
6327 if [ "$ivshmem" = "yes" ]; then
6328 tools="ivshmem-client\$(EXESUF) ivshmem-server\$(EXESUF) $tools"
6329 fi
6330 if [ "$curl" = "yes" ]; then
6331 tools="elf2dmp\$(EXESUF) $tools"
6332 fi
6333 fi
6334 if test "$softmmu" = yes ; then
6335 if test "$linux" = yes; then
6336 if test "$virtfs" != no && test "$cap_ng" = yes && test "$attr" = yes ; then
6337 virtfs=yes
6338 tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
6339 else
6340 if test "$virtfs" = yes; then
6341 error_exit "VirtFS requires libcap-ng devel and libattr devel"
6342 fi
6343 virtfs=no
6344 fi
6345 if test "$mpath" != no && test "$mpathpersist" = yes ; then
6346 mpath=yes
6347 else
6348 if test "$mpath" = yes; then
6349 error_exit "Multipath requires libmpathpersist devel"
6350 fi
6351 mpath=no
6352 fi
6353 tools="$tools scsi/qemu-pr-helper\$(EXESUF)"
6354 else
6355 if test "$virtfs" = yes; then
6356 error_exit "VirtFS is supported only on Linux"
6357 fi
6358 virtfs=no
6359 if test "$mpath" = yes; then
6360 error_exit "Multipath is supported only on Linux"
6361 fi
6362 mpath=no
6363 fi
6364 if test "$xkbcommon" = "yes"; then
6365 tools="qemu-keymap\$(EXESUF) $tools"
6366 fi
6367 fi
6368
6369 # Probe for guest agent support/options
6370
6371 if [ "$guest_agent" != "no" ]; then
6372 if [ "$softmmu" = no -a "$want_tools" = no ] ; then
6373 guest_agent=no
6374 elif [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" -o "$mingw32" = "yes" ] ; then
6375 tools="qemu-ga\$(EXESUF) $tools"
6376 guest_agent=yes
6377 elif [ "$guest_agent" != yes ]; then
6378 guest_agent=no
6379 else
6380 error_exit "Guest agent is not supported on this platform"
6381 fi
6382 fi
6383
6384 # Guest agent Window MSI package
6385
6386 if test "$guest_agent" != yes; then
6387 if test "$guest_agent_msi" = yes; then
6388 error_exit "MSI guest agent package requires guest agent enabled"
6389 fi
6390 guest_agent_msi=no
6391 elif test "$mingw32" != "yes"; then
6392 if test "$guest_agent_msi" = "yes"; then
6393 error_exit "MSI guest agent package is available only for MinGW Windows cross-compilation"
6394 fi
6395 guest_agent_msi=no
6396 elif ! has wixl; then
6397 if test "$guest_agent_msi" = "yes"; then
6398 error_exit "MSI guest agent package requires wixl tool installed ( usually from msitools package )"
6399 fi
6400 guest_agent_msi=no
6401 else
6402 # we support qemu-ga, mingw32, and wixl: default to MSI enabled if it wasn't
6403 # disabled explicitly
6404 if test "$guest_agent_msi" != "no"; then
6405 guest_agent_msi=yes
6406 fi
6407 fi
6408
6409 if test "$guest_agent_msi" = "yes"; then
6410 if test "$guest_agent_with_vss" = "yes"; then
6411 QEMU_GA_MSI_WITH_VSS="-D InstallVss"
6412 fi
6413
6414 if test "$QEMU_GA_MANUFACTURER" = ""; then
6415 QEMU_GA_MANUFACTURER=QEMU
6416 fi
6417
6418 if test "$QEMU_GA_DISTRO" = ""; then
6419 QEMU_GA_DISTRO=Linux
6420 fi
6421
6422 if test "$QEMU_GA_VERSION" = ""; then
6423 QEMU_GA_VERSION=$(cat $source_path/VERSION)
6424 fi
6425
6426 QEMU_GA_MSI_MINGW_DLL_PATH="-D Mingw_dlls=$($pkg_config --variable=prefix glib-2.0)/bin"
6427
6428 case "$cpu" in
6429 x86_64)
6430 QEMU_GA_MSI_ARCH="-a x64 -D Arch=64"
6431 ;;
6432 i386)
6433 QEMU_GA_MSI_ARCH="-D Arch=32"
6434 ;;
6435 *)
6436 error_exit "CPU $cpu not supported for building installation package"
6437 ;;
6438 esac
6439 fi
6440
6441 # Mac OS X ships with a broken assembler
6442 roms=
6443 if { test "$cpu" = "i386" || test "$cpu" = "x86_64"; } && \
6444 test "$targetos" != "Darwin" && test "$targetos" != "SunOS" && \
6445 test "$softmmu" = yes ; then
6446 # Different host OS linkers have different ideas about the name of the ELF
6447 # emulation. Linux and OpenBSD/amd64 use 'elf_i386'; FreeBSD uses the _fbsd
6448 # variant; OpenBSD/i386 uses the _obsd variant; and Windows uses i386pe.
6449 for emu in elf_i386 elf_i386_fbsd elf_i386_obsd i386pe; do
6450 if "$ld" -verbose 2>&1 | grep -q "^[[:space:]]*$emu[[:space:]]*$"; then
6451 ld_i386_emulation="$emu"
6452 roms="optionrom"
6453 break
6454 fi
6455 done
6456 fi
6457
6458 # Only build s390-ccw bios if we're on s390x and the compiler has -march=z900
6459 if test "$cpu" = "s390x" ; then
6460 write_c_skeleton
6461 if compile_prog "-march=z900" ""; then
6462 roms="$roms s390-ccw"
6463 fi
6464 fi
6465
6466 # Probe for the need for relocating the user-only binary.
6467 if ( [ "$linux_user" = yes ] || [ "$bsd_user" = yes ] ) && [ "$pie" = no ]; then
6468 textseg_addr=
6469 case "$cpu" in
6470 arm | i386 | ppc* | s390* | sparc* | x86_64 | x32)
6471 # ??? Rationale for choosing this address
6472 textseg_addr=0x60000000
6473 ;;
6474 mips)
6475 # A 256M aligned address, high in the address space, with enough
6476 # room for the code_gen_buffer above it before the stack.
6477 textseg_addr=0x60000000
6478 ;;
6479 esac
6480 if [ -n "$textseg_addr" ]; then
6481 cat > $TMPC <<EOF
6482 int main(void) { return 0; }
6483 EOF
6484 textseg_ldflags="-Wl,-Ttext-segment=$textseg_addr"
6485 if ! compile_prog "" "$textseg_ldflags"; then
6486 # In case ld does not support -Ttext-segment, edit the default linker
6487 # script via sed to set the .text start addr. This is needed on FreeBSD
6488 # at least.
6489 if ! $ld --verbose >/dev/null 2>&1; then
6490 error_exit \
6491 "We need to link the QEMU user mode binaries at a" \
6492 "specific text address. Unfortunately your linker" \
6493 "doesn't support either the -Ttext-segment option or" \
6494 "printing the default linker script with --verbose." \
6495 "If you don't want the user mode binaries, pass the" \
6496 "--disable-user option to configure."
6497 fi
6498
6499 $ld --verbose | sed \
6500 -e '1,/==================================================/d' \
6501 -e '/==================================================/,$d' \
6502 -e "s/[.] = [0-9a-fx]* [+] SIZEOF_HEADERS/. = $textseg_addr + SIZEOF_HEADERS/" \
6503 -e "s/__executable_start = [0-9a-fx]*/__executable_start = $textseg_addr/" > config-host.ld
6504 textseg_ldflags="-Wl,-T../config-host.ld"
6505 fi
6506 fi
6507 fi
6508
6509 # Check that the C++ compiler exists and works with the C compiler.
6510 # All the QEMU_CXXFLAGS are based on QEMU_CFLAGS. Keep this at the end to don't miss any other that could be added.
6511 if has $cxx; then
6512 cat > $TMPC <<EOF
6513 int c_function(void);
6514 int main(void) { return c_function(); }
6515 EOF
6516
6517 compile_object
6518
6519 cat > $TMPCXX <<EOF
6520 extern "C" {
6521 int c_function(void);
6522 }
6523 int c_function(void) { return 42; }
6524 EOF
6525
6526 update_cxxflags
6527
6528 if do_cxx $QEMU_CXXFLAGS -o $TMPE $TMPCXX $TMPO $QEMU_LDFLAGS; then
6529 # C++ compiler $cxx works ok with C compiler $cc
6530 :
6531 else
6532 echo "C++ compiler $cxx does not work with C compiler $cc"
6533 echo "Disabling C++ specific optional code"
6534 cxx=
6535 fi
6536 else
6537 echo "No C++ compiler available; disabling C++ specific optional code"
6538 cxx=
6539 fi
6540
6541 echo_version() {
6542 if test "$1" = "yes" ; then
6543 echo "($2)"
6544 fi
6545 }
6546
6547 # prepend pixman and ftd flags after all config tests are done
6548 QEMU_CFLAGS="$pixman_cflags $fdt_cflags $QEMU_CFLAGS"
6549 QEMU_LDFLAGS="$fdt_ldflags $QEMU_LDFLAGS"
6550 libs_softmmu="$pixman_libs $libs_softmmu"
6551
6552 echo "Install prefix $prefix"
6553 echo "BIOS directory $(eval echo $qemu_datadir)"
6554 echo "firmware path $(eval echo $firmwarepath)"
6555 echo "binary directory $(eval echo $bindir)"
6556 echo "library directory $(eval echo $libdir)"
6557 echo "module directory $(eval echo $qemu_moddir)"
6558 echo "libexec directory $(eval echo $libexecdir)"
6559 echo "include directory $(eval echo $includedir)"
6560 echo "config directory $(eval echo $sysconfdir)"
6561 if test "$mingw32" = "no" ; then
6562 echo "local state directory $(eval echo $local_statedir)"
6563 echo "Manual directory $(eval echo $mandir)"
6564 echo "ELF interp prefix $interp_prefix"
6565 else
6566 echo "local state directory queried at runtime"
6567 echo "Windows SDK $win_sdk"
6568 fi
6569 echo "Build directory $(pwd)"
6570 echo "Source path $source_path"
6571 echo "GIT binary $git"
6572 echo "GIT submodules $git_submodules"
6573 echo "C compiler $cc"
6574 echo "Host C compiler $host_cc"
6575 echo "C++ compiler $cxx"
6576 echo "Objective-C compiler $objcc"
6577 echo "ARFLAGS $ARFLAGS"
6578 echo "CFLAGS $CFLAGS"
6579 echo "QEMU_CFLAGS $QEMU_CFLAGS"
6580 echo "QEMU_LDFLAGS $QEMU_LDFLAGS"
6581 echo "make $make"
6582 echo "install $install"
6583 echo "python $python ($python_version)"
6584 if test "$docs" != "no"; then
6585 echo "sphinx-build $sphinx_build"
6586 fi
6587 echo "genisoimage $genisoimage"
6588 echo "slirp support $slirp $(echo_version $slirp $slirp_version)"
6589 if test "$slirp" != "no" ; then
6590 echo "smbd $smbd"
6591 fi
6592 echo "module support $modules"
6593 echo "host CPU $cpu"
6594 echo "host big endian $bigendian"
6595 echo "target list $target_list"
6596 echo "gprof enabled $gprof"
6597 echo "sparse enabled $sparse"
6598 echo "strip binaries $strip_opt"
6599 echo "profiler $profiler"
6600 echo "static build $static"
6601 if test "$darwin" = "yes" ; then
6602 echo "Cocoa support $cocoa"
6603 fi
6604 echo "SDL support $sdl $(echo_version $sdl $sdlversion)"
6605 echo "SDL image support $sdl_image"
6606 echo "GTK support $gtk $(echo_version $gtk $gtk_version)"
6607 echo "GTK GL support $gtk_gl"
6608 echo "VTE support $vte $(echo_version $vte $vteversion)"
6609 echo "TLS priority $tls_priority"
6610 echo "GNUTLS support $gnutls"
6611 echo "libgcrypt $gcrypt"
6612 if test "$gcrypt" = "yes"
6613 then
6614 echo " hmac $gcrypt_hmac"
6615 echo " XTS $gcrypt_xts"
6616 fi
6617 echo "nettle $nettle $(echo_version $nettle $nettle_version)"
6618 if test "$nettle" = "yes"
6619 then
6620 echo " XTS $nettle_xts"
6621 fi
6622 echo "libtasn1 $tasn1"
6623 echo "PAM $auth_pam"
6624 echo "iconv support $iconv"
6625 echo "curses support $curses"
6626 echo "virgl support $virglrenderer $(echo_version $virglrenderer $virgl_version)"
6627 echo "curl support $curl"
6628 echo "mingw32 support $mingw32"
6629 echo "Audio drivers $audio_drv_list"
6630 echo "Block whitelist (rw) $block_drv_rw_whitelist"
6631 echo "Block whitelist (ro) $block_drv_ro_whitelist"
6632 echo "VirtFS support $virtfs"
6633 echo "Multipath support $mpath"
6634 echo "VNC support $vnc"
6635 if test "$vnc" = "yes" ; then
6636 echo "VNC SASL support $vnc_sasl"
6637 echo "VNC JPEG support $vnc_jpeg"
6638 echo "VNC PNG support $vnc_png"
6639 fi
6640 echo "xen support $xen"
6641 if test "$xen" = "yes" ; then
6642 echo "xen ctrl version $xen_ctrl_version"
6643 fi
6644 echo "brlapi support $brlapi"
6645 echo "Documentation $docs"
6646 echo "PIE $pie"
6647 echo "vde support $vde"
6648 echo "netmap support $netmap"
6649 echo "Linux AIO support $linux_aio"
6650 echo "Linux io_uring support $linux_io_uring"
6651 echo "ATTR/XATTR support $attr"
6652 echo "Install blobs $blobs"
6653 echo "KVM support $kvm"
6654 echo "HAX support $hax"
6655 echo "HVF support $hvf"
6656 echo "WHPX support $whpx"
6657 echo "TCG support $tcg"
6658 if test "$tcg" = "yes" ; then
6659 echo "TCG debug enabled $debug_tcg"
6660 echo "TCG interpreter $tcg_interpreter"
6661 fi
6662 echo "malloc trim support $malloc_trim"
6663 echo "RDMA support $rdma"
6664 echo "PVRDMA support $pvrdma"
6665 echo "fdt support $fdt"
6666 echo "membarrier $membarrier"
6667 echo "preadv support $preadv"
6668 echo "fdatasync $fdatasync"
6669 echo "madvise $madvise"
6670 echo "posix_madvise $posix_madvise"
6671 echo "posix_memalign $posix_memalign"
6672 echo "libcap-ng support $cap_ng"
6673 echo "vhost-net support $vhost_net"
6674 echo "vhost-crypto support $vhost_crypto"
6675 echo "vhost-scsi support $vhost_scsi"
6676 echo "vhost-vsock support $vhost_vsock"
6677 echo "vhost-user support $vhost_user"
6678 echo "vhost-user-fs support $vhost_user_fs"
6679 echo "Trace backends $trace_backends"
6680 if have_backend "simple"; then
6681 echo "Trace output file $trace_file-<pid>"
6682 fi
6683 echo "spice support $spice $(echo_version $spice $spice_protocol_version/$spice_server_version)"
6684 echo "rbd support $rbd"
6685 echo "xfsctl support $xfs"
6686 echo "smartcard support $smartcard"
6687 echo "libusb $libusb"
6688 echo "usb net redir $usb_redir"
6689 echo "OpenGL support $opengl"
6690 echo "OpenGL dmabufs $opengl_dmabuf"
6691 echo "libiscsi support $libiscsi"
6692 echo "libnfs support $libnfs"
6693 echo "build guest agent $guest_agent"
6694 echo "QGA VSS support $guest_agent_with_vss"
6695 echo "QGA w32 disk info $guest_agent_ntddscsi"
6696 echo "QGA MSI support $guest_agent_msi"
6697 echo "seccomp support $seccomp"
6698 echo "coroutine backend $coroutine"
6699 echo "coroutine pool $coroutine_pool"
6700 echo "debug stack usage $debug_stack_usage"
6701 echo "mutex debugging $debug_mutex"
6702 echo "crypto afalg $crypto_afalg"
6703 echo "GlusterFS support $glusterfs"
6704 echo "gcov $gcov_tool"
6705 echo "gcov enabled $gcov"
6706 echo "TPM support $tpm"
6707 echo "libssh support $libssh"
6708 echo "QOM debugging $qom_cast_debug"
6709 echo "Live block migration $live_block_migration"
6710 echo "lzo support $lzo"
6711 echo "snappy support $snappy"
6712 echo "bzip2 support $bzip2"
6713 echo "lzfse support $lzfse"
6714 echo "zstd support $zstd"
6715 echo "NUMA host support $numa"
6716 echo "libxml2 $libxml2"
6717 echo "tcmalloc support $tcmalloc"
6718 echo "jemalloc support $jemalloc"
6719 echo "avx2 optimization $avx2_opt"
6720 echo "replication support $replication"
6721 echo "VxHS block device $vxhs"
6722 echo "bochs support $bochs"
6723 echo "cloop support $cloop"
6724 echo "dmg support $dmg"
6725 echo "qcow v1 support $qcow1"
6726 echo "vdi support $vdi"
6727 echo "vvfat support $vvfat"
6728 echo "qed support $qed"
6729 echo "parallels support $parallels"
6730 echo "sheepdog support $sheepdog"
6731 echo "capstone $capstone"
6732 echo "libpmem support $libpmem"
6733 echo "libudev $libudev"
6734 echo "default devices $default_devices"
6735 echo "plugin support $plugins"
6736 echo "fuzzing support $fuzzing"
6737
6738 if test "$supported_cpu" = "no"; then
6739 echo
6740 echo "WARNING: SUPPORT FOR THIS HOST CPU WILL GO AWAY IN FUTURE RELEASES!"
6741 echo
6742 echo "CPU host architecture $cpu support is not currently maintained."
6743 echo "The QEMU project intends to remove support for this host CPU in"
6744 echo "a future release if nobody volunteers to maintain it and to"
6745 echo "provide a build host for our continuous integration setup."
6746 echo "configure has succeeded and you can continue to build, but"
6747 echo "if you care about QEMU on this platform you should contact"
6748 echo "us upstream at qemu-devel@nongnu.org."
6749 fi
6750
6751 if test "$supported_os" = "no"; then
6752 echo
6753 echo "WARNING: SUPPORT FOR THIS HOST OS WILL GO AWAY IN FUTURE RELEASES!"
6754 echo
6755 echo "Host OS $targetos support is not currently maintained."
6756 echo "The QEMU project intends to remove support for this host OS in"
6757 echo "a future release if nobody volunteers to maintain it and to"
6758 echo "provide a build host for our continuous integration setup."
6759 echo "configure has succeeded and you can continue to build, but"
6760 echo "if you care about QEMU on this platform you should contact"
6761 echo "us upstream at qemu-devel@nongnu.org."
6762 fi
6763
6764 config_host_mak="config-host.mak"
6765
6766 echo "# Automatically generated by configure - do not modify" >config-all-disas.mak
6767
6768 echo "# Automatically generated by configure - do not modify" > $config_host_mak
6769 echo >> $config_host_mak
6770
6771 echo all: >> $config_host_mak
6772 echo "prefix=$prefix" >> $config_host_mak
6773 echo "bindir=$bindir" >> $config_host_mak
6774 echo "libdir=$libdir" >> $config_host_mak
6775 echo "libexecdir=$libexecdir" >> $config_host_mak
6776 echo "includedir=$includedir" >> $config_host_mak
6777 echo "mandir=$mandir" >> $config_host_mak
6778 echo "sysconfdir=$sysconfdir" >> $config_host_mak
6779 echo "qemu_confdir=$qemu_confdir" >> $config_host_mak
6780 echo "qemu_datadir=$qemu_datadir" >> $config_host_mak
6781 echo "qemu_firmwarepath=$firmwarepath" >> $config_host_mak
6782 echo "qemu_docdir=$qemu_docdir" >> $config_host_mak
6783 echo "qemu_moddir=$qemu_moddir" >> $config_host_mak
6784 if test "$mingw32" = "no" ; then
6785 echo "qemu_localstatedir=$local_statedir" >> $config_host_mak
6786 fi
6787 echo "qemu_helperdir=$libexecdir" >> $config_host_mak
6788 echo "qemu_localedir=$qemu_localedir" >> $config_host_mak
6789 echo "qemu_icondir=$qemu_icondir" >> $config_host_mak
6790 echo "qemu_desktopdir=$qemu_desktopdir" >> $config_host_mak
6791 echo "libs_cpu=$libs_cpu" >> $config_host_mak
6792 echo "libs_softmmu=$libs_softmmu" >> $config_host_mak
6793 echo "GIT=$git" >> $config_host_mak
6794 echo "GIT_SUBMODULES=$git_submodules" >> $config_host_mak
6795 echo "GIT_UPDATE=$git_update" >> $config_host_mak
6796
6797 echo "ARCH=$ARCH" >> $config_host_mak
6798
6799 if test "$default_devices" = "yes" ; then
6800 echo "CONFIG_MINIKCONF_MODE=--defconfig" >> $config_host_mak
6801 else
6802 echo "CONFIG_MINIKCONF_MODE=--allnoconfig" >> $config_host_mak
6803 fi
6804 if test "$debug_tcg" = "yes" ; then
6805 echo "CONFIG_DEBUG_TCG=y" >> $config_host_mak
6806 fi
6807 if test "$strip_opt" = "yes" ; then
6808 echo "STRIP=${strip}" >> $config_host_mak
6809 fi
6810 if test "$bigendian" = "yes" ; then
6811 echo "HOST_WORDS_BIGENDIAN=y" >> $config_host_mak
6812 fi
6813 if test "$mingw32" = "yes" ; then
6814 echo "CONFIG_WIN32=y" >> $config_host_mak
6815 rc_version=$(cat $source_path/VERSION)
6816 version_major=${rc_version%%.*}
6817 rc_version=${rc_version#*.}
6818 version_minor=${rc_version%%.*}
6819 rc_version=${rc_version#*.}
6820 version_subminor=${rc_version%%.*}
6821 version_micro=0
6822 echo "CONFIG_FILEVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6823 echo "CONFIG_PRODUCTVERSION=$version_major,$version_minor,$version_subminor,$version_micro" >> $config_host_mak
6824 if test "$guest_agent_with_vss" = "yes" ; then
6825 echo "CONFIG_QGA_VSS=y" >> $config_host_mak
6826 echo "QGA_VSS_PROVIDER=$qga_vss_provider" >> $config_host_mak
6827 echo "WIN_SDK=\"$win_sdk\"" >> $config_host_mak
6828 fi
6829 if test "$guest_agent_ntddscsi" = "yes" ; then
6830 echo "CONFIG_QGA_NTDDSCSI=y" >> $config_host_mak
6831 fi
6832 if test "$guest_agent_msi" = "yes"; then
6833 echo "QEMU_GA_MSI_ENABLED=yes" >> $config_host_mak
6834 echo "QEMU_GA_MSI_MINGW_DLL_PATH=${QEMU_GA_MSI_MINGW_DLL_PATH}" >> $config_host_mak
6835 echo "QEMU_GA_MSI_WITH_VSS=${QEMU_GA_MSI_WITH_VSS}" >> $config_host_mak
6836 echo "QEMU_GA_MSI_ARCH=${QEMU_GA_MSI_ARCH}" >> $config_host_mak
6837 echo "QEMU_GA_MANUFACTURER=${QEMU_GA_MANUFACTURER}" >> $config_host_mak
6838 echo "QEMU_GA_DISTRO=${QEMU_GA_DISTRO}" >> $config_host_mak
6839 echo "QEMU_GA_VERSION=${QEMU_GA_VERSION}" >> $config_host_mak
6840 fi
6841 else
6842 echo "CONFIG_POSIX=y" >> $config_host_mak
6843 fi
6844
6845 if test "$linux" = "yes" ; then
6846 echo "CONFIG_LINUX=y" >> $config_host_mak
6847 fi
6848
6849 if test "$darwin" = "yes" ; then
6850 echo "CONFIG_DARWIN=y" >> $config_host_mak
6851 fi
6852
6853 if test "$solaris" = "yes" ; then
6854 echo "CONFIG_SOLARIS=y" >> $config_host_mak
6855 fi
6856 if test "$haiku" = "yes" ; then
6857 echo "CONFIG_HAIKU=y" >> $config_host_mak
6858 fi
6859 if test "$static" = "yes" ; then
6860 echo "CONFIG_STATIC=y" >> $config_host_mak
6861 fi
6862 if test "$profiler" = "yes" ; then
6863 echo "CONFIG_PROFILER=y" >> $config_host_mak
6864 fi
6865 if test "$want_tools" = "yes" ; then
6866 echo "CONFIG_TOOLS=y" >> $config_host_mak
6867 fi
6868 if test "$slirp" != "no"; then
6869 echo "CONFIG_SLIRP=y" >> $config_host_mak
6870 echo "CONFIG_SMBD_COMMAND=\"$smbd\"" >> $config_host_mak
6871 echo "SLIRP_CFLAGS=$slirp_cflags" >> $config_host_mak
6872 echo "SLIRP_LIBS=$slirp_libs" >> $config_host_mak
6873 fi
6874 if [ "$slirp" = "git" -o "$slirp" = "internal" ]; then
6875 echo "config-host.h: slirp/all" >> $config_host_mak
6876 fi
6877 if test "$vde" = "yes" ; then
6878 echo "CONFIG_VDE=y" >> $config_host_mak
6879 echo "VDE_LIBS=$vde_libs" >> $config_host_mak
6880 fi
6881 if test "$netmap" = "yes" ; then
6882 echo "CONFIG_NETMAP=y" >> $config_host_mak
6883 fi
6884 if test "$l2tpv3" = "yes" ; then
6885 echo "CONFIG_L2TPV3=y" >> $config_host_mak
6886 fi
6887 if test "$gprof" = "yes" ; then
6888 echo "CONFIG_GPROF=y" >> $config_host_mak
6889 fi
6890 if test "$cap_ng" = "yes" ; then
6891 echo "CONFIG_LIBCAP_NG=y" >> $config_host_mak
6892 fi
6893 echo "CONFIG_AUDIO_DRIVERS=$audio_drv_list" >> $config_host_mak
6894 for drv in $audio_drv_list; do
6895 def=CONFIG_AUDIO_$(echo $drv | LC_ALL=C tr '[a-z]' '[A-Z]')
6896 case "$drv" in
6897 alsa | oss | pa | sdl)
6898 echo "$def=m" >> $config_host_mak ;;
6899 *)
6900 echo "$def=y" >> $config_host_mak ;;
6901 esac
6902 done
6903 echo "ALSA_LIBS=$alsa_libs" >> $config_host_mak
6904 echo "PULSE_LIBS=$pulse_libs" >> $config_host_mak
6905 echo "COREAUDIO_LIBS=$coreaudio_libs" >> $config_host_mak
6906 echo "DSOUND_LIBS=$dsound_libs" >> $config_host_mak
6907 echo "OSS_LIBS=$oss_libs" >> $config_host_mak
6908 if test "$audio_win_int" = "yes" ; then
6909 echo "CONFIG_AUDIO_WIN_INT=y" >> $config_host_mak
6910 fi
6911 echo "CONFIG_BDRV_RW_WHITELIST=$block_drv_rw_whitelist" >> $config_host_mak
6912 echo "CONFIG_BDRV_RO_WHITELIST=$block_drv_ro_whitelist" >> $config_host_mak
6913 if test "$vnc" = "yes" ; then
6914 echo "CONFIG_VNC=y" >> $config_host_mak
6915 fi
6916 if test "$vnc_sasl" = "yes" ; then
6917 echo "CONFIG_VNC_SASL=y" >> $config_host_mak
6918 fi
6919 if test "$vnc_jpeg" = "yes" ; then
6920 echo "CONFIG_VNC_JPEG=y" >> $config_host_mak
6921 fi
6922 if test "$vnc_png" = "yes" ; then
6923 echo "CONFIG_VNC_PNG=y" >> $config_host_mak
6924 fi
6925 if test "$xkbcommon" = "yes" ; then
6926 echo "XKBCOMMON_CFLAGS=$xkbcommon_cflags" >> $config_host_mak
6927 echo "XKBCOMMON_LIBS=$xkbcommon_libs" >> $config_host_mak
6928 fi
6929 if test "$xfs" = "yes" ; then
6930 echo "CONFIG_XFS=y" >> $config_host_mak
6931 fi
6932 qemu_version=$(head $source_path/VERSION)
6933 echo "VERSION=$qemu_version" >>$config_host_mak
6934 echo "PKGVERSION=$pkgversion" >>$config_host_mak
6935 echo "SRC_PATH=$source_path" >> $config_host_mak
6936 echo "TARGET_DIRS=$target_list" >> $config_host_mak
6937 if [ "$docs" = "yes" ] ; then
6938 echo "BUILD_DOCS=yes" >> $config_host_mak
6939 fi
6940 if test "$modules" = "yes"; then
6941 # $shacmd can generate a hash started with digit, which the compiler doesn't
6942 # like as an symbol. So prefix it with an underscore
6943 echo "CONFIG_STAMP=_$( (echo $qemu_version; echo $pkgversion; cat $0) | $shacmd - | cut -f1 -d\ )" >> $config_host_mak
6944 echo "CONFIG_MODULES=y" >> $config_host_mak
6945 fi
6946 if test "$have_x11" = "yes" && test "$need_x11" = "yes"; then
6947 echo "CONFIG_X11=y" >> $config_host_mak
6948 echo "X11_CFLAGS=$x11_cflags" >> $config_host_mak
6949 echo "X11_LIBS=$x11_libs" >> $config_host_mak
6950 fi
6951 if test "$sdl" = "yes" ; then
6952 echo "CONFIG_SDL=m" >> $config_host_mak
6953 echo "SDL_CFLAGS=$sdl_cflags" >> $config_host_mak
6954 echo "SDL_LIBS=$sdl_libs" >> $config_host_mak
6955 if test "$sdl_image" = "yes" ; then
6956 echo "CONFIG_SDL_IMAGE=y" >> $config_host_mak
6957 fi
6958 fi
6959 if test "$cocoa" = "yes" ; then
6960 echo "CONFIG_COCOA=y" >> $config_host_mak
6961 fi
6962 if test "$iconv" = "yes" ; then
6963 echo "CONFIG_ICONV=y" >> $config_host_mak
6964 echo "ICONV_CFLAGS=$iconv_cflags" >> $config_host_mak
6965 echo "ICONV_LIBS=$iconv_lib" >> $config_host_mak
6966 fi
6967 if test "$curses" = "yes" ; then
6968 echo "CONFIG_CURSES=m" >> $config_host_mak
6969 echo "CURSES_CFLAGS=$curses_inc" >> $config_host_mak
6970 echo "CURSES_LIBS=$curses_lib" >> $config_host_mak
6971 fi
6972 if test "$pipe2" = "yes" ; then
6973 echo "CONFIG_PIPE2=y" >> $config_host_mak
6974 fi
6975 if test "$accept4" = "yes" ; then
6976 echo "CONFIG_ACCEPT4=y" >> $config_host_mak
6977 fi
6978 if test "$splice" = "yes" ; then
6979 echo "CONFIG_SPLICE=y" >> $config_host_mak
6980 fi
6981 if test "$eventfd" = "yes" ; then
6982 echo "CONFIG_EVENTFD=y" >> $config_host_mak
6983 fi
6984 if test "$memfd" = "yes" ; then
6985 echo "CONFIG_MEMFD=y" >> $config_host_mak
6986 fi
6987 if test "$have_usbfs" = "yes" ; then
6988 echo "CONFIG_USBFS=y" >> $config_host_mak
6989 fi
6990 if test "$fallocate" = "yes" ; then
6991 echo "CONFIG_FALLOCATE=y" >> $config_host_mak
6992 fi
6993 if test "$fallocate_punch_hole" = "yes" ; then
6994 echo "CONFIG_FALLOCATE_PUNCH_HOLE=y" >> $config_host_mak
6995 fi
6996 if test "$fallocate_zero_range" = "yes" ; then
6997 echo "CONFIG_FALLOCATE_ZERO_RANGE=y" >> $config_host_mak
6998 fi
6999 if test "$posix_fallocate" = "yes" ; then
7000 echo "CONFIG_POSIX_FALLOCATE=y" >> $config_host_mak
7001 fi
7002 if test "$sync_file_range" = "yes" ; then
7003 echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak
7004 fi
7005 if test "$fiemap" = "yes" ; then
7006 echo "CONFIG_FIEMAP=y" >> $config_host_mak
7007 fi
7008 if test "$dup3" = "yes" ; then
7009 echo "CONFIG_DUP3=y" >> $config_host_mak
7010 fi
7011 if test "$ppoll" = "yes" ; then
7012 echo "CONFIG_PPOLL=y" >> $config_host_mak
7013 fi
7014 if test "$prctl_pr_set_timerslack" = "yes" ; then
7015 echo "CONFIG_PRCTL_PR_SET_TIMERSLACK=y" >> $config_host_mak
7016 fi
7017 if test "$epoll" = "yes" ; then
7018 echo "CONFIG_EPOLL=y" >> $config_host_mak
7019 fi
7020 if test "$epoll_create1" = "yes" ; then
7021 echo "CONFIG_EPOLL_CREATE1=y" >> $config_host_mak
7022 fi
7023 if test "$sendfile" = "yes" ; then
7024 echo "CONFIG_SENDFILE=y" >> $config_host_mak
7025 fi
7026 if test "$timerfd" = "yes" ; then
7027 echo "CONFIG_TIMERFD=y" >> $config_host_mak
7028 fi
7029 if test "$setns" = "yes" ; then
7030 echo "CONFIG_SETNS=y" >> $config_host_mak
7031 fi
7032 if test "$clock_adjtime" = "yes" ; then
7033 echo "CONFIG_CLOCK_ADJTIME=y" >> $config_host_mak
7034 fi
7035 if test "$syncfs" = "yes" ; then
7036 echo "CONFIG_SYNCFS=y" >> $config_host_mak
7037 fi
7038 if test "$kcov" = "yes" ; then
7039 echo "CONFIG_KCOV=y" >> $config_host_mak
7040 fi
7041 if test "$inotify" = "yes" ; then
7042 echo "CONFIG_INOTIFY=y" >> $config_host_mak
7043 fi
7044 if test "$inotify1" = "yes" ; then
7045 echo "CONFIG_INOTIFY1=y" >> $config_host_mak
7046 fi
7047 if test "$sem_timedwait" = "yes" ; then
7048 echo "CONFIG_SEM_TIMEDWAIT=y" >> $config_host_mak
7049 fi
7050 if test "$strchrnul" = "yes" ; then
7051 echo "HAVE_STRCHRNUL=y" >> $config_host_mak
7052 fi
7053 if test "$st_atim" = "yes" ; then
7054 echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
7055 fi
7056 if test "$byteswap_h" = "yes" ; then
7057 echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
7058 fi
7059 if test "$bswap_h" = "yes" ; then
7060 echo "CONFIG_MACHINE_BSWAP_H=y" >> $config_host_mak
7061 fi
7062 if test "$curl" = "yes" ; then
7063 echo "CONFIG_CURL=m" >> $config_host_mak
7064 echo "CURL_CFLAGS=$curl_cflags" >> $config_host_mak
7065 echo "CURL_LIBS=$curl_libs" >> $config_host_mak
7066 fi
7067 if test "$brlapi" = "yes" ; then
7068 echo "CONFIG_BRLAPI=y" >> $config_host_mak
7069 echo "BRLAPI_LIBS=$brlapi_libs" >> $config_host_mak
7070 fi
7071 if test "$gtk" = "yes" ; then
7072 echo "CONFIG_GTK=m" >> $config_host_mak
7073 echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
7074 echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
7075 if test "$gtk_gl" = "yes" ; then
7076 echo "CONFIG_GTK_GL=y" >> $config_host_mak
7077 fi
7078 fi
7079 if test "$gio" = "yes" ; then
7080 echo "CONFIG_GIO=y" >> $config_host_mak
7081 echo "GIO_CFLAGS=$gio_cflags" >> $config_host_mak
7082 echo "GIO_LIBS=$gio_libs" >> $config_host_mak
7083 echo "GDBUS_CODEGEN=$gdbus_codegen" >> $config_host_mak
7084 fi
7085 echo "CONFIG_TLS_PRIORITY=\"$tls_priority\"" >> $config_host_mak
7086 if test "$gnutls" = "yes" ; then
7087 echo "CONFIG_GNUTLS=y" >> $config_host_mak
7088 fi
7089 if test "$gcrypt" = "yes" ; then
7090 echo "CONFIG_GCRYPT=y" >> $config_host_mak
7091 if test "$gcrypt_hmac" = "yes" ; then
7092 echo "CONFIG_GCRYPT_HMAC=y" >> $config_host_mak
7093 fi
7094 fi
7095 if test "$nettle" = "yes" ; then
7096 echo "CONFIG_NETTLE=y" >> $config_host_mak
7097 echo "CONFIG_NETTLE_VERSION_MAJOR=${nettle_version%%.*}" >> $config_host_mak
7098 fi
7099 if test "$qemu_private_xts" = "yes" ; then
7100 echo "CONFIG_QEMU_PRIVATE_XTS=y" >> $config_host_mak
7101 fi
7102 if test "$tasn1" = "yes" ; then
7103 echo "CONFIG_TASN1=y" >> $config_host_mak
7104 fi
7105 if test "$auth_pam" = "yes" ; then
7106 echo "CONFIG_AUTH_PAM=y" >> $config_host_mak
7107 fi
7108 if test "$have_ifaddrs_h" = "yes" ; then
7109 echo "HAVE_IFADDRS_H=y" >> $config_host_mak
7110 fi
7111 if test "$have_broken_size_max" = "yes" ; then
7112 echo "HAVE_BROKEN_SIZE_MAX=y" >> $config_host_mak
7113 fi
7114
7115 # Work around a system header bug with some kernel/XFS header
7116 # versions where they both try to define 'struct fsxattr':
7117 # xfs headers will not try to redefine structs from linux headers
7118 # if this macro is set.
7119 if test "$have_fsxattr" = "yes" ; then
7120 echo "HAVE_FSXATTR=y" >> $config_host_mak
7121 fi
7122 if test "$have_copy_file_range" = "yes" ; then
7123 echo "HAVE_COPY_FILE_RANGE=y" >> $config_host_mak
7124 fi
7125 if test "$vte" = "yes" ; then
7126 echo "CONFIG_VTE=y" >> $config_host_mak
7127 echo "VTE_CFLAGS=$vte_cflags" >> $config_host_mak
7128 echo "VTE_LIBS=$vte_libs" >> $config_host_mak
7129 fi
7130 if test "$virglrenderer" = "yes" ; then
7131 echo "CONFIG_VIRGL=y" >> $config_host_mak
7132 echo "VIRGL_CFLAGS=$virgl_cflags" >> $config_host_mak
7133 echo "VIRGL_LIBS=$virgl_libs" >> $config_host_mak
7134 fi
7135 if test "$xen" = "yes" ; then
7136 echo "CONFIG_XEN_BACKEND=y" >> $config_host_mak
7137 echo "CONFIG_XEN_CTRL_INTERFACE_VERSION=$xen_ctrl_version" >> $config_host_mak
7138 fi
7139 if test "$linux_aio" = "yes" ; then
7140 echo "CONFIG_LINUX_AIO=y" >> $config_host_mak
7141 fi
7142 if test "$linux_io_uring" = "yes" ; then
7143 echo "CONFIG_LINUX_IO_URING=y" >> $config_host_mak
7144 echo "LINUX_IO_URING_CFLAGS=$linux_io_uring_cflags" >> $config_host_mak
7145 echo "LINUX_IO_URING_LIBS=$linux_io_uring_libs" >> $config_host_mak
7146 fi
7147 if test "$attr" = "yes" ; then
7148 echo "CONFIG_ATTR=y" >> $config_host_mak
7149 fi
7150 if test "$libattr" = "yes" ; then
7151 echo "CONFIG_LIBATTR=y" >> $config_host_mak
7152 fi
7153 if test "$virtfs" = "yes" ; then
7154 echo "CONFIG_VIRTFS=y" >> $config_host_mak
7155 fi
7156 if test "$mpath" = "yes" ; then
7157 echo "CONFIG_MPATH=y" >> $config_host_mak
7158 if test "$mpathpersist_new_api" = "yes"; then
7159 echo "CONFIG_MPATH_NEW_API=y" >> $config_host_mak
7160 fi
7161 fi
7162 if test "$vhost_scsi" = "yes" ; then
7163 echo "CONFIG_VHOST_SCSI=y" >> $config_host_mak
7164 fi
7165 if test "$vhost_net" = "yes" ; then
7166 echo "CONFIG_VHOST_NET=y" >> $config_host_mak
7167 fi
7168 if test "$vhost_net_user" = "yes" ; then
7169 echo "CONFIG_VHOST_NET_USER=y" >> $config_host_mak
7170 fi
7171 if test "$vhost_crypto" = "yes" ; then
7172 echo "CONFIG_VHOST_CRYPTO=y" >> $config_host_mak
7173 fi
7174 if test "$vhost_vsock" = "yes" ; then
7175 echo "CONFIG_VHOST_VSOCK=y" >> $config_host_mak
7176 fi
7177 if test "$vhost_kernel" = "yes" ; then
7178 echo "CONFIG_VHOST_KERNEL=y" >> $config_host_mak
7179 fi
7180 if test "$vhost_user" = "yes" ; then
7181 echo "CONFIG_VHOST_USER=y" >> $config_host_mak
7182 fi
7183 if test "$vhost_user_fs" = "yes" ; then
7184 echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
7185 fi
7186 if test "$blobs" = "yes" ; then
7187 echo "INSTALL_BLOBS=yes" >> $config_host_mak
7188 fi
7189 if test "$iovec" = "yes" ; then
7190 echo "CONFIG_IOVEC=y" >> $config_host_mak
7191 fi
7192 if test "$preadv" = "yes" ; then
7193 echo "CONFIG_PREADV=y" >> $config_host_mak
7194 fi
7195 if test "$fdt" != "no" ; then
7196 echo "CONFIG_FDT=y" >> $config_host_mak
7197 fi
7198 if test "$membarrier" = "yes" ; then
7199 echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
7200 fi
7201 if test "$signalfd" = "yes" ; then
7202 echo "CONFIG_SIGNALFD=y" >> $config_host_mak
7203 fi
7204 if test "$optreset" = "yes" ; then
7205 echo "HAVE_OPTRESET=y" >> $config_host_mak
7206 fi
7207 if test "$tcg" = "yes"; then
7208 echo "CONFIG_TCG=y" >> $config_host_mak
7209 if test "$tcg_interpreter" = "yes" ; then
7210 echo "CONFIG_TCG_INTERPRETER=y" >> $config_host_mak
7211 fi
7212 fi
7213 if test "$fdatasync" = "yes" ; then
7214 echo "CONFIG_FDATASYNC=y" >> $config_host_mak
7215 fi
7216 if test "$madvise" = "yes" ; then
7217 echo "CONFIG_MADVISE=y" >> $config_host_mak
7218 fi
7219 if test "$posix_madvise" = "yes" ; then
7220 echo "CONFIG_POSIX_MADVISE=y" >> $config_host_mak
7221 fi
7222 if test "$posix_memalign" = "yes" ; then
7223 echo "CONFIG_POSIX_MEMALIGN=y" >> $config_host_mak
7224 fi
7225
7226 if test "$spice" = "yes" ; then
7227 echo "CONFIG_SPICE=y" >> $config_host_mak
7228 fi
7229
7230 if test "$smartcard" = "yes" ; then
7231 echo "CONFIG_SMARTCARD=y" >> $config_host_mak
7232 echo "SMARTCARD_CFLAGS=$libcacard_cflags" >> $config_host_mak
7233 echo "SMARTCARD_LIBS=$libcacard_libs" >> $config_host_mak
7234 fi
7235
7236 if test "$libusb" = "yes" ; then
7237 echo "CONFIG_USB_LIBUSB=y" >> $config_host_mak
7238 echo "LIBUSB_CFLAGS=$libusb_cflags" >> $config_host_mak
7239 echo "LIBUSB_LIBS=$libusb_libs" >> $config_host_mak
7240 fi
7241
7242 if test "$usb_redir" = "yes" ; then
7243 echo "CONFIG_USB_REDIR=y" >> $config_host_mak
7244 echo "USB_REDIR_CFLAGS=$usb_redir_cflags" >> $config_host_mak
7245 echo "USB_REDIR_LIBS=$usb_redir_libs" >> $config_host_mak
7246 fi
7247
7248 if test "$opengl" = "yes" ; then
7249 echo "CONFIG_OPENGL=y" >> $config_host_mak
7250 echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
7251 if test "$opengl_dmabuf" = "yes" ; then
7252 echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
7253 fi
7254 fi
7255
7256 if test "$gbm" = "yes" ; then
7257 echo "CONFIG_GBM=y" >> $config_host_mak
7258 echo "GBM_LIBS=$gbm_libs" >> $config_host_mak
7259 echo "GBM_CFLAGS=$gbm_cflags" >> $config_host_mak
7260 fi
7261
7262
7263 if test "$malloc_trim" = "yes" ; then
7264 echo "CONFIG_MALLOC_TRIM=y" >> $config_host_mak
7265 fi
7266
7267 if test "$avx2_opt" = "yes" ; then
7268 echo "CONFIG_AVX2_OPT=y" >> $config_host_mak
7269 fi
7270
7271 if test "$lzo" = "yes" ; then
7272 echo "CONFIG_LZO=y" >> $config_host_mak
7273 fi
7274
7275 if test "$snappy" = "yes" ; then
7276 echo "CONFIG_SNAPPY=y" >> $config_host_mak
7277 fi
7278
7279 if test "$bzip2" = "yes" ; then
7280 echo "CONFIG_BZIP2=y" >> $config_host_mak
7281 echo "BZIP2_LIBS=-lbz2" >> $config_host_mak
7282 fi
7283
7284 if test "$lzfse" = "yes" ; then
7285 echo "CONFIG_LZFSE=y" >> $config_host_mak
7286 echo "LZFSE_LIBS=-llzfse" >> $config_host_mak
7287 fi
7288
7289 if test "$zstd" = "yes" ; then
7290 echo "CONFIG_ZSTD=y" >> $config_host_mak
7291 fi
7292
7293 if test "$libiscsi" = "yes" ; then
7294 echo "CONFIG_LIBISCSI=m" >> $config_host_mak
7295 echo "LIBISCSI_CFLAGS=$libiscsi_cflags" >> $config_host_mak
7296 echo "LIBISCSI_LIBS=$libiscsi_libs" >> $config_host_mak
7297 fi
7298
7299 if test "$libnfs" = "yes" ; then
7300 echo "CONFIG_LIBNFS=m" >> $config_host_mak
7301 echo "LIBNFS_LIBS=$libnfs_libs" >> $config_host_mak
7302 fi
7303
7304 if test "$seccomp" = "yes"; then
7305 echo "CONFIG_SECCOMP=y" >> $config_host_mak
7306 echo "SECCOMP_CFLAGS=$seccomp_cflags" >> $config_host_mak
7307 echo "SECCOMP_LIBS=$seccomp_libs" >> $config_host_mak
7308 fi
7309
7310 # XXX: suppress that
7311 if [ "$bsd" = "yes" ] ; then
7312 echo "CONFIG_BSD=y" >> $config_host_mak
7313 fi
7314
7315 if test "$localtime_r" = "yes" ; then
7316 echo "CONFIG_LOCALTIME_R=y" >> $config_host_mak
7317 fi
7318 if test "$qom_cast_debug" = "yes" ; then
7319 echo "CONFIG_QOM_CAST_DEBUG=y" >> $config_host_mak
7320 fi
7321 if test "$rbd" = "yes" ; then
7322 echo "CONFIG_RBD=m" >> $config_host_mak
7323 echo "RBD_CFLAGS=$rbd_cflags" >> $config_host_mak
7324 echo "RBD_LIBS=$rbd_libs" >> $config_host_mak
7325 fi
7326
7327 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
7328 if test "$coroutine_pool" = "yes" ; then
7329 echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
7330 else
7331 echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
7332 fi
7333
7334 if test "$debug_stack_usage" = "yes" ; then
7335 echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
7336 fi
7337
7338 if test "$crypto_afalg" = "yes" ; then
7339 echo "CONFIG_AF_ALG=y" >> $config_host_mak
7340 fi
7341
7342 if test "$open_by_handle_at" = "yes" ; then
7343 echo "CONFIG_OPEN_BY_HANDLE=y" >> $config_host_mak
7344 fi
7345
7346 if test "$linux_magic_h" = "yes" ; then
7347 echo "CONFIG_LINUX_MAGIC_H=y" >> $config_host_mak
7348 fi
7349
7350 if test "$pragma_diagnostic_available" = "yes" ; then
7351 echo "CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE=y" >> $config_host_mak
7352 fi
7353
7354 if test "$valgrind_h" = "yes" ; then
7355 echo "CONFIG_VALGRIND_H=y" >> $config_host_mak
7356 fi
7357
7358 if test "$have_asan_iface_fiber" = "yes" ; then
7359 echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak
7360 fi
7361
7362 if test "$has_environ" = "yes" ; then
7363 echo "CONFIG_HAS_ENVIRON=y" >> $config_host_mak
7364 fi
7365
7366 if test "$cpuid_h" = "yes" ; then
7367 echo "CONFIG_CPUID_H=y" >> $config_host_mak
7368 fi
7369
7370 if test "$int128" = "yes" ; then
7371 echo "CONFIG_INT128=y" >> $config_host_mak
7372 fi
7373
7374 if test "$atomic128" = "yes" ; then
7375 echo "CONFIG_ATOMIC128=y" >> $config_host_mak
7376 fi
7377
7378 if test "$cmpxchg128" = "yes" ; then
7379 echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
7380 fi
7381
7382 if test "$atomic64" = "yes" ; then
7383 echo "CONFIG_ATOMIC64=y" >> $config_host_mak
7384 fi
7385
7386 if test "$vector16" = "yes" ; then
7387 echo "CONFIG_VECTOR16=y" >> $config_host_mak
7388 fi
7389
7390 if test "$attralias" = "yes" ; then
7391 echo "CONFIG_ATTRIBUTE_ALIAS=y" >> $config_host_mak
7392 fi
7393
7394 if test "$getauxval" = "yes" ; then
7395 echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
7396 fi
7397
7398 if test "$glusterfs" = "yes" ; then
7399 echo "CONFIG_GLUSTERFS=m" >> $config_host_mak
7400 echo "GLUSTERFS_CFLAGS=$glusterfs_cflags" >> $config_host_mak
7401 echo "GLUSTERFS_LIBS=$glusterfs_libs" >> $config_host_mak
7402 fi
7403
7404 if test "$glusterfs_xlator_opt" = "yes" ; then
7405 echo "CONFIG_GLUSTERFS_XLATOR_OPT=y" >> $config_host_mak
7406 fi
7407
7408 if test "$glusterfs_discard" = "yes" ; then
7409 echo "CONFIG_GLUSTERFS_DISCARD=y" >> $config_host_mak
7410 fi
7411
7412 if test "$glusterfs_fallocate" = "yes" ; then
7413 echo "CONFIG_GLUSTERFS_FALLOCATE=y" >> $config_host_mak
7414 fi
7415
7416 if test "$glusterfs_zerofill" = "yes" ; then
7417 echo "CONFIG_GLUSTERFS_ZEROFILL=y" >> $config_host_mak
7418 fi
7419
7420 if test "$glusterfs_ftruncate_has_stat" = "yes" ; then
7421 echo "CONFIG_GLUSTERFS_FTRUNCATE_HAS_STAT=y" >> $config_host_mak
7422 fi
7423
7424 if test "$glusterfs_iocb_has_stat" = "yes" ; then
7425 echo "CONFIG_GLUSTERFS_IOCB_HAS_STAT=y" >> $config_host_mak
7426 fi
7427
7428 if test "$libssh" = "yes" ; then
7429 echo "CONFIG_LIBSSH=m" >> $config_host_mak
7430 echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
7431 echo "LIBSSH_LIBS=$libssh_libs" >> $config_host_mak
7432 fi
7433
7434 if test "$live_block_migration" = "yes" ; then
7435 echo "CONFIG_LIVE_BLOCK_MIGRATION=y" >> $config_host_mak
7436 fi
7437
7438 if test "$tpm" = "yes"; then
7439 echo 'CONFIG_TPM=y' >> $config_host_mak
7440 fi
7441
7442 echo "TRACE_BACKENDS=$trace_backends" >> $config_host_mak
7443 if have_backend "nop"; then
7444 echo "CONFIG_TRACE_NOP=y" >> $config_host_mak
7445 fi
7446 if have_backend "simple"; then
7447 echo "CONFIG_TRACE_SIMPLE=y" >> $config_host_mak
7448 # Set the appropriate trace file.
7449 trace_file="\"$trace_file-\" FMT_pid"
7450 fi
7451 if have_backend "log"; then
7452 echo "CONFIG_TRACE_LOG=y" >> $config_host_mak
7453 fi
7454 if have_backend "ust"; then
7455 echo "CONFIG_TRACE_UST=y" >> $config_host_mak
7456 fi
7457 if have_backend "dtrace"; then
7458 echo "CONFIG_TRACE_DTRACE=y" >> $config_host_mak
7459 if test "$trace_backend_stap" = "yes" ; then
7460 echo "CONFIG_TRACE_SYSTEMTAP=y" >> $config_host_mak
7461 fi
7462 fi
7463 if have_backend "ftrace"; then
7464 if test "$linux" = "yes" ; then
7465 echo "CONFIG_TRACE_FTRACE=y" >> $config_host_mak
7466 else
7467 feature_not_found "ftrace(trace backend)" "ftrace requires Linux"
7468 fi
7469 fi
7470 if have_backend "syslog"; then
7471 if test "$posix_syslog" = "yes" ; then
7472 echo "CONFIG_TRACE_SYSLOG=y" >> $config_host_mak
7473 else
7474 feature_not_found "syslog(trace backend)" "syslog not available"
7475 fi
7476 fi
7477 echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
7478
7479 if test "$rdma" = "yes" ; then
7480 echo "CONFIG_RDMA=y" >> $config_host_mak
7481 echo "RDMA_LIBS=$rdma_libs" >> $config_host_mak
7482 fi
7483
7484 if test "$pvrdma" = "yes" ; then
7485 echo "CONFIG_PVRDMA=y" >> $config_host_mak
7486 fi
7487
7488 if test "$have_rtnetlink" = "yes" ; then
7489 echo "CONFIG_RTNETLINK=y" >> $config_host_mak
7490 fi
7491
7492 if test "$libxml2" = "yes" ; then
7493 echo "CONFIG_LIBXML2=y" >> $config_host_mak
7494 echo "LIBXML2_CFLAGS=$libxml2_cflags" >> $config_host_mak
7495 echo "LIBXML2_LIBS=$libxml2_libs" >> $config_host_mak
7496 fi
7497
7498 if test "$replication" = "yes" ; then
7499 echo "CONFIG_REPLICATION=y" >> $config_host_mak
7500 fi
7501
7502 if test "$have_af_vsock" = "yes" ; then
7503 echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
7504 fi
7505
7506 if test "$have_sysmacros" = "yes" ; then
7507 echo "CONFIG_SYSMACROS=y" >> $config_host_mak
7508 fi
7509
7510 if test "$have_static_assert" = "yes" ; then
7511 echo "CONFIG_STATIC_ASSERT=y" >> $config_host_mak
7512 fi
7513
7514 if test "$have_utmpx" = "yes" ; then
7515 echo "HAVE_UTMPX=y" >> $config_host_mak
7516 fi
7517 if test "$have_getrandom" = "yes" ; then
7518 echo "CONFIG_GETRANDOM=y" >> $config_host_mak
7519 fi
7520 if test "$ivshmem" = "yes" ; then
7521 echo "CONFIG_IVSHMEM=y" >> $config_host_mak
7522 fi
7523 if test "$capstone" != "no" ; then
7524 echo "CONFIG_CAPSTONE=y" >> $config_host_mak
7525 fi
7526 if test "$debug_mutex" = "yes" ; then
7527 echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
7528 fi
7529
7530 # Hold two types of flag:
7531 # CONFIG_THREAD_SETNAME_BYTHREAD - we've got a way of setting the name on
7532 # a thread we have a handle to
7533 # CONFIG_PTHREAD_SETNAME_NP_W_TID - A way of doing it on a particular
7534 # platform
7535 if test "$pthread_setname_np_w_tid" = "yes" ; then
7536 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7537 echo "CONFIG_PTHREAD_SETNAME_NP_W_TID=y" >> $config_host_mak
7538 elif test "$pthread_setname_np_wo_tid" = "yes" ; then
7539 echo "CONFIG_THREAD_SETNAME_BYTHREAD=y" >> $config_host_mak
7540 echo "CONFIG_PTHREAD_SETNAME_NP_WO_TID=y" >> $config_host_mak
7541 fi
7542
7543 if test "$vxhs" = "yes" ; then
7544 echo "CONFIG_VXHS=y" >> $config_host_mak
7545 echo "VXHS_LIBS=$vxhs_libs" >> $config_host_mak
7546 fi
7547
7548 if test "$libpmem" = "yes" ; then
7549 echo "CONFIG_LIBPMEM=y" >> $config_host_mak
7550 fi
7551
7552 if test "$bochs" = "yes" ; then
7553 echo "CONFIG_BOCHS=y" >> $config_host_mak
7554 fi
7555 if test "$cloop" = "yes" ; then
7556 echo "CONFIG_CLOOP=y" >> $config_host_mak
7557 fi
7558 if test "$dmg" = "yes" ; then
7559 echo "CONFIG_DMG=y" >> $config_host_mak
7560 fi
7561 if test "$qcow1" = "yes" ; then
7562 echo "CONFIG_QCOW1=y" >> $config_host_mak
7563 fi
7564 if test "$vdi" = "yes" ; then
7565 echo "CONFIG_VDI=y" >> $config_host_mak
7566 fi
7567 if test "$vvfat" = "yes" ; then
7568 echo "CONFIG_VVFAT=y" >> $config_host_mak
7569 fi
7570 if test "$qed" = "yes" ; then
7571 echo "CONFIG_QED=y" >> $config_host_mak
7572 fi
7573 if test "$parallels" = "yes" ; then
7574 echo "CONFIG_PARALLELS=y" >> $config_host_mak
7575 fi
7576 if test "$sheepdog" = "yes" ; then
7577 echo "CONFIG_SHEEPDOG=y" >> $config_host_mak
7578 fi
7579 if test "$fuzzing" = "yes" ; then
7580 if test "$have_fuzzer" = "yes"; then
7581 FUZZ_LDFLAGS=" -fsanitize=address,fuzzer"
7582 FUZZ_CFLAGS=" -fsanitize=address,fuzzer"
7583 CFLAGS=" -fsanitize=address,fuzzer-no-link"
7584 else
7585 error_exit "Your compiler doesn't support -fsanitize=address,fuzzer"
7586 exit 1
7587 fi
7588 fi
7589
7590 if test "$plugins" = "yes" ; then
7591 echo "CONFIG_PLUGIN=y" >> $config_host_mak
7592 LIBS="-ldl $LIBS"
7593 # Copy the export object list to the build dir
7594 if test "$ld_dynamic_list" = "yes" ; then
7595 echo "CONFIG_HAS_LD_DYNAMIC_LIST=yes" >> $config_host_mak
7596 ld_symbols=qemu-plugins-ld.symbols
7597 cp "$source_path/plugins/qemu-plugins.symbols" $ld_symbols
7598 elif test "$ld_exported_symbols_list" = "yes" ; then
7599 echo "CONFIG_HAS_LD_EXPORTED_SYMBOLS_LIST=yes" >> $config_host_mak
7600 ld64_symbols=qemu-plugins-ld64.symbols
7601 echo "# Automatically generated by configure - do not modify" > $ld64_symbols
7602 grep 'qemu_' "$source_path/plugins/qemu-plugins.symbols" | sed 's/;//g' | \
7603 sed -E 's/^[[:space:]]*(.*)/_\1/' >> $ld64_symbols
7604 else
7605 error_exit \
7606 "If \$plugins=yes, either \$ld_dynamic_list or " \
7607 "\$ld_exported_symbols_list should have been set to 'yes'."
7608 fi
7609 fi
7610
7611 if test "$tcg_interpreter" = "yes"; then
7612 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/tci $QEMU_INCLUDES"
7613 elif test "$ARCH" = "sparc64" ; then
7614 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/sparc $QEMU_INCLUDES"
7615 elif test "$ARCH" = "s390x" ; then
7616 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/s390 $QEMU_INCLUDES"
7617 elif test "$ARCH" = "x86_64" || test "$ARCH" = "x32" ; then
7618 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/i386 $QEMU_INCLUDES"
7619 elif test "$ARCH" = "ppc64" ; then
7620 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/ppc $QEMU_INCLUDES"
7621 elif test "$ARCH" = "riscv32" || test "$ARCH" = "riscv64" ; then
7622 QEMU_INCLUDES="-I\$(SRC_PATH)/tcg/riscv $QEMU_INCLUDES"
7623 else
7624 QEMU_INCLUDES="-iquote \$(SRC_PATH)/tcg/\$(ARCH) $QEMU_INCLUDES"
7625 fi
7626
7627 echo "TOOLS=$tools" >> $config_host_mak
7628 echo "ROMS=$roms" >> $config_host_mak
7629 echo "MAKE=$make" >> $config_host_mak
7630 echo "INSTALL=$install" >> $config_host_mak
7631 echo "INSTALL_DIR=$install -d -m 0755" >> $config_host_mak
7632 echo "INSTALL_DATA=$install -c -m 0644" >> $config_host_mak
7633 echo "INSTALL_PROG=$install -c -m 0755" >> $config_host_mak
7634 echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak
7635 echo "PYTHON=$python" >> $config_host_mak
7636 echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak
7637 echo "GENISOIMAGE=$genisoimage" >> $config_host_mak
7638 echo "CC=$cc" >> $config_host_mak
7639 if $iasl -h > /dev/null 2>&1; then
7640 echo "IASL=$iasl" >> $config_host_mak
7641 fi
7642 echo "HOST_CC=$host_cc" >> $config_host_mak
7643 echo "CXX=$cxx" >> $config_host_mak
7644 echo "OBJCC=$objcc" >> $config_host_mak
7645 echo "AR=$ar" >> $config_host_mak
7646 echo "ARFLAGS=$ARFLAGS" >> $config_host_mak
7647 echo "AS=$as" >> $config_host_mak
7648 echo "CCAS=$ccas" >> $config_host_mak
7649 echo "CPP=$cpp" >> $config_host_mak
7650 echo "OBJCOPY=$objcopy" >> $config_host_mak
7651 echo "LD=$ld" >> $config_host_mak
7652 echo "RANLIB=$ranlib" >> $config_host_mak
7653 echo "NM=$nm" >> $config_host_mak
7654 echo "PKG_CONFIG=$pkg_config_exe" >> $config_host_mak
7655 echo "WINDRES=$windres" >> $config_host_mak
7656 echo "CFLAGS=$CFLAGS" >> $config_host_mak
7657 echo "CFLAGS_NOPIE=$CFLAGS_NOPIE" >> $config_host_mak
7658 echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
7659 echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
7660 echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
7661 if test "$sparse" = "yes" ; then
7662 echo "CC := REAL_CC=\"\$(CC)\" cgcc" >> $config_host_mak
7663 echo "CPP := REAL_CC=\"\$(CPP)\" cgcc" >> $config_host_mak
7664 echo "CXX := REAL_CC=\"\$(CXX)\" cgcc" >> $config_host_mak
7665 echo "HOST_CC := REAL_CC=\"\$(HOST_CC)\" cgcc" >> $config_host_mak
7666 echo "QEMU_CFLAGS += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
7667 fi
7668 echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
7669 echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak
7670 echo "LD_REL_FLAGS=$LD_REL_FLAGS" >> $config_host_mak
7671 echo "LD_I386_EMULATION=$ld_i386_emulation" >> $config_host_mak
7672 echo "LIBS+=$LIBS" >> $config_host_mak
7673 echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
7674 echo "PTHREAD_LIB=$PTHREAD_LIB" >> $config_host_mak
7675 echo "EXESUF=$EXESUF" >> $config_host_mak
7676 echo "DSOSUF=$DSOSUF" >> $config_host_mak
7677 echo "LDFLAGS_SHARED=$LDFLAGS_SHARED" >> $config_host_mak
7678 echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
7679 echo "TASN1_LIBS=$tasn1_libs" >> $config_host_mak
7680 echo "TASN1_CFLAGS=$tasn1_cflags" >> $config_host_mak
7681 echo "POD2MAN=$POD2MAN" >> $config_host_mak
7682 if test "$gcov" = "yes" ; then
7683 echo "CONFIG_GCOV=y" >> $config_host_mak
7684 echo "GCOV=$gcov_tool" >> $config_host_mak
7685 fi
7686
7687 if test "$libudev" != "no"; then
7688 echo "CONFIG_LIBUDEV=y" >> $config_host_mak
7689 echo "LIBUDEV_LIBS=$libudev_libs" >> $config_host_mak
7690 fi
7691 if test "$fuzzing" != "no"; then
7692 echo "CONFIG_FUZZ=y" >> $config_host_mak
7693 echo "FUZZ_CFLAGS=$FUZZ_CFLAGS" >> $config_host_mak
7694 echo "FUZZ_LDFLAGS=$FUZZ_LDFLAGS" >> $config_host_mak
7695 fi
7696
7697 if test "$edk2_blobs" = "yes" ; then
7698 echo "DECOMPRESS_EDK2_BLOBS=y" >> $config_host_mak
7699 fi
7700
7701 # use included Linux headers
7702 if test "$linux" = "yes" ; then
7703 mkdir -p linux-headers
7704 case "$cpu" in
7705 i386|x86_64|x32)
7706 linux_arch=x86
7707 ;;
7708 ppc|ppc64|ppc64le)
7709 linux_arch=powerpc
7710 ;;
7711 s390x)
7712 linux_arch=s390
7713 ;;
7714 aarch64)
7715 linux_arch=arm64
7716 ;;
7717 mips64)
7718 linux_arch=mips
7719 ;;
7720 *)
7721 # For most CPUs the kernel architecture name and QEMU CPU name match.
7722 linux_arch="$cpu"
7723 ;;
7724 esac
7725 # For non-KVM architectures we will not have asm headers
7726 if [ -e "$source_path/linux-headers/asm-$linux_arch" ]; then
7727 symlink "$source_path/linux-headers/asm-$linux_arch" linux-headers/asm
7728 fi
7729 fi
7730
7731 for target in $target_list; do
7732 target_dir="$target"
7733 config_target_mak=$target_dir/config-target.mak
7734 target_name=$(echo $target | cut -d '-' -f 1)
7735 target_aligned_only="no"
7736 case "$target_name" in
7737 alpha|hppa|mips64el|mips64|mipsel|mips|mipsn32|mipsn32el|sh4|sh4eb|sparc|sparc64|sparc32plus|xtensa|xtensaeb)
7738 target_aligned_only="yes"
7739 ;;
7740 esac
7741 target_bigendian="no"
7742 case "$target_name" in
7743 armeb|aarch64_be|hppa|lm32|m68k|microblaze|mips|mipsn32|mips64|moxie|or1k|ppc|ppc64|ppc64abi32|s390x|sh4eb|sparc|sparc64|sparc32plus|xtensaeb)
7744 target_bigendian="yes"
7745 ;;
7746 esac
7747 target_softmmu="no"
7748 target_user_only="no"
7749 target_linux_user="no"
7750 target_bsd_user="no"
7751 case "$target" in
7752 ${target_name}-softmmu)
7753 target_softmmu="yes"
7754 ;;
7755 ${target_name}-linux-user)
7756 target_user_only="yes"
7757 target_linux_user="yes"
7758 ;;
7759 ${target_name}-bsd-user)
7760 target_user_only="yes"
7761 target_bsd_user="yes"
7762 ;;
7763 *)
7764 error_exit "Target '$target' not recognised"
7765 exit 1
7766 ;;
7767 esac
7768
7769 mkdir -p $target_dir
7770 echo "# Automatically generated by configure - do not modify" > $config_target_mak
7771
7772 bflt="no"
7773 mttcg="no"
7774 interp_prefix1=$(echo "$interp_prefix" | sed "s/%M/$target_name/g")
7775 gdb_xml_files=""
7776
7777 TARGET_ARCH="$target_name"
7778 TARGET_BASE_ARCH=""
7779 TARGET_ABI_DIR=""
7780
7781 case "$target_name" in
7782 i386)
7783 mttcg="yes"
7784 gdb_xml_files="i386-32bit.xml"
7785 ;;
7786 x86_64)
7787 TARGET_BASE_ARCH=i386
7788 mttcg="yes"
7789 gdb_xml_files="i386-64bit.xml"
7790 ;;
7791 alpha)
7792 mttcg="yes"
7793 ;;
7794 arm|armeb)
7795 TARGET_ARCH=arm
7796 bflt="yes"
7797 mttcg="yes"
7798 gdb_xml_files="arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
7799 ;;
7800 aarch64|aarch64_be)
7801 TARGET_ARCH=aarch64
7802 TARGET_BASE_ARCH=arm
7803 bflt="yes"
7804 mttcg="yes"
7805 gdb_xml_files="aarch64-core.xml aarch64-fpu.xml arm-core.xml arm-vfp.xml arm-vfp3.xml arm-neon.xml"
7806 ;;
7807 cris)
7808 ;;
7809 hppa)
7810 mttcg="yes"
7811 ;;
7812 lm32)
7813 ;;
7814 m68k)
7815 bflt="yes"
7816 gdb_xml_files="cf-core.xml cf-fp.xml m68k-fp.xml"
7817 ;;
7818 microblaze|microblazeel)
7819 TARGET_ARCH=microblaze
7820 bflt="yes"
7821 echo "TARGET_ABI32=y" >> $config_target_mak
7822 ;;
7823 mips|mipsel)
7824 mttcg="yes"
7825 TARGET_ARCH=mips
7826 echo "TARGET_ABI_MIPSO32=y" >> $config_target_mak
7827 ;;
7828 mipsn32|mipsn32el)
7829 mttcg="yes"
7830 TARGET_ARCH=mips64
7831 TARGET_BASE_ARCH=mips
7832 echo "TARGET_ABI_MIPSN32=y" >> $config_target_mak
7833 echo "TARGET_ABI32=y" >> $config_target_mak
7834 ;;
7835 mips64|mips64el)
7836 mttcg="yes"
7837 TARGET_ARCH=mips64
7838 TARGET_BASE_ARCH=mips
7839 echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
7840 ;;
7841 moxie)
7842 ;;
7843 nios2)
7844 ;;
7845 or1k)
7846 TARGET_ARCH=openrisc
7847 TARGET_BASE_ARCH=openrisc
7848 ;;
7849 ppc)
7850 gdb_xml_files="power-core.xml power-fpu.xml power-altivec.xml power-spe.xml"
7851 ;;
7852 ppc64)
7853 TARGET_BASE_ARCH=ppc
7854 TARGET_ABI_DIR=ppc
7855 mttcg=yes
7856 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7857 ;;
7858 ppc64le)
7859 TARGET_ARCH=ppc64
7860 TARGET_BASE_ARCH=ppc
7861 TARGET_ABI_DIR=ppc
7862 mttcg=yes
7863 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7864 ;;
7865 ppc64abi32)
7866 TARGET_ARCH=ppc64
7867 TARGET_BASE_ARCH=ppc
7868 TARGET_ABI_DIR=ppc
7869 echo "TARGET_ABI32=y" >> $config_target_mak
7870 gdb_xml_files="power64-core.xml power-fpu.xml power-altivec.xml power-spe.xml power-vsx.xml"
7871 ;;
7872 riscv32)
7873 TARGET_BASE_ARCH=riscv
7874 TARGET_ABI_DIR=riscv
7875 mttcg=yes
7876 gdb_xml_files="riscv-32bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-32bit-csr.xml riscv-32bit-virtual.xml"
7877 ;;
7878 riscv64)
7879 TARGET_BASE_ARCH=riscv
7880 TARGET_ABI_DIR=riscv
7881 mttcg=yes
7882 gdb_xml_files="riscv-64bit-cpu.xml riscv-32bit-fpu.xml riscv-64bit-fpu.xml riscv-64bit-csr.xml riscv-64bit-virtual.xml"
7883 ;;
7884 sh4|sh4eb)
7885 TARGET_ARCH=sh4
7886 bflt="yes"
7887 ;;
7888 sparc)
7889 ;;
7890 sparc64)
7891 TARGET_BASE_ARCH=sparc
7892 ;;
7893 sparc32plus)
7894 TARGET_ARCH=sparc64
7895 TARGET_BASE_ARCH=sparc
7896 TARGET_ABI_DIR=sparc
7897 echo "TARGET_ABI32=y" >> $config_target_mak
7898 ;;
7899 s390x)
7900 mttcg=yes
7901 gdb_xml_files="s390x-core64.xml s390-acr.xml s390-fpr.xml s390-vx.xml s390-cr.xml s390-virt.xml s390-gs.xml"
7902 ;;
7903 tilegx)
7904 ;;
7905 tricore)
7906 ;;
7907 unicore32)
7908 ;;
7909 xtensa|xtensaeb)
7910 TARGET_ARCH=xtensa
7911 bflt="yes"
7912 mttcg="yes"
7913 ;;
7914 *)
7915 error_exit "Unsupported target CPU"
7916 ;;
7917 esac
7918 # TARGET_BASE_ARCH needs to be defined after TARGET_ARCH
7919 if [ "$TARGET_BASE_ARCH" = "" ]; then
7920 TARGET_BASE_ARCH=$TARGET_ARCH
7921 fi
7922
7923 symlink "$source_path/Makefile.target" "$target_dir/Makefile"
7924
7925 upper() {
7926 echo "$@"| LC_ALL=C tr '[a-z]' '[A-Z]'
7927 }
7928
7929 target_arch_name="$(upper $TARGET_ARCH)"
7930 echo "TARGET_$target_arch_name=y" >> $config_target_mak
7931 echo "TARGET_NAME=$target_name" >> $config_target_mak
7932 echo "TARGET_BASE_ARCH=$TARGET_BASE_ARCH" >> $config_target_mak
7933 if [ "$TARGET_ABI_DIR" = "" ]; then
7934 TARGET_ABI_DIR=$TARGET_ARCH
7935 fi
7936 echo "TARGET_ABI_DIR=$TARGET_ABI_DIR" >> $config_target_mak
7937 if [ "$HOST_VARIANT_DIR" != "" ]; then
7938 echo "HOST_VARIANT_DIR=$HOST_VARIANT_DIR" >> $config_target_mak
7939 fi
7940
7941 if supported_xen_target $target; then
7942 echo "CONFIG_XEN=y" >> $config_target_mak
7943 echo "$target/config-devices.mak: CONFIG_XEN=y" >> $config_host_mak
7944 if test "$xen_pci_passthrough" = yes; then
7945 echo "CONFIG_XEN_PCI_PASSTHROUGH=y" >> "$config_target_mak"
7946 fi
7947 else
7948 echo "$target/config-devices.mak: CONFIG_XEN=n" >> $config_host_mak
7949 fi
7950 if supported_kvm_target $target; then
7951 echo "CONFIG_KVM=y" >> $config_target_mak
7952 echo "$target/config-devices.mak: CONFIG_KVM=y" >> $config_host_mak
7953 else
7954 echo "$target/config-devices.mak: CONFIG_KVM=n" >> $config_host_mak
7955 fi
7956 if supported_hax_target $target; then
7957 echo "CONFIG_HAX=y" >> $config_target_mak
7958 fi
7959 if supported_hvf_target $target; then
7960 echo "CONFIG_HVF=y" >> $config_target_mak
7961 fi
7962 if supported_whpx_target $target; then
7963 echo "CONFIG_WHPX=y" >> $config_target_mak
7964 fi
7965 if test "$target_aligned_only" = "yes" ; then
7966 echo "TARGET_ALIGNED_ONLY=y" >> $config_target_mak
7967 fi
7968 if test "$target_bigendian" = "yes" ; then
7969 echo "TARGET_WORDS_BIGENDIAN=y" >> $config_target_mak
7970 fi
7971 if test "$target_softmmu" = "yes" ; then
7972 echo "CONFIG_SOFTMMU=y" >> $config_target_mak
7973 if test "$mttcg" = "yes" ; then
7974 echo "TARGET_SUPPORTS_MTTCG=y" >> $config_target_mak
7975 fi
7976 fi
7977 if test "$target_user_only" = "yes" ; then
7978 echo "CONFIG_USER_ONLY=y" >> $config_target_mak
7979 echo "CONFIG_QEMU_INTERP_PREFIX=\"$interp_prefix1\"" >> $config_target_mak
7980 fi
7981 if test "$target_linux_user" = "yes" ; then
7982 echo "CONFIG_LINUX_USER=y" >> $config_target_mak
7983 fi
7984 list=""
7985 if test ! -z "$gdb_xml_files" ; then
7986 for x in $gdb_xml_files; do
7987 list="$list $source_path/gdb-xml/$x"
7988 done
7989 echo "TARGET_XML_FILES=$list" >> $config_target_mak
7990 fi
7991
7992 if test "$target_user_only" = "yes" && test "$bflt" = "yes"; then
7993 echo "TARGET_HAS_BFLT=y" >> $config_target_mak
7994 fi
7995 if test "$target_bsd_user" = "yes" ; then
7996 echo "CONFIG_BSD_USER=y" >> $config_target_mak
7997 fi
7998
7999
8000 # generate QEMU_CFLAGS/QEMU_LDFLAGS for targets
8001
8002 cflags=""
8003 ldflags=""
8004
8005 disas_config() {
8006 echo "CONFIG_${1}_DIS=y" >> $config_target_mak
8007 echo "CONFIG_${1}_DIS=y" >> config-all-disas.mak
8008 }
8009
8010 for i in $ARCH $TARGET_BASE_ARCH ; do
8011 case "$i" in
8012 alpha)
8013 disas_config "ALPHA"
8014 ;;
8015 aarch64)
8016 if test -n "${cxx}"; then
8017 disas_config "ARM_A64"
8018 fi
8019 ;;
8020 arm)
8021 disas_config "ARM"
8022 if test -n "${cxx}"; then
8023 disas_config "ARM_A64"
8024 fi
8025 ;;
8026 cris)
8027 disas_config "CRIS"
8028 ;;
8029 hppa)
8030 disas_config "HPPA"
8031 ;;
8032 i386|x86_64|x32)
8033 disas_config "I386"
8034 ;;
8035 lm32)
8036 disas_config "LM32"
8037 ;;
8038 m68k)
8039 disas_config "M68K"
8040 ;;
8041 microblaze*)
8042 disas_config "MICROBLAZE"
8043 ;;
8044 mips*)
8045 disas_config "MIPS"
8046 if test -n "${cxx}"; then
8047 disas_config "NANOMIPS"
8048 fi
8049 ;;
8050 moxie*)
8051 disas_config "MOXIE"
8052 ;;
8053 nios2)
8054 disas_config "NIOS2"
8055 ;;
8056 or1k)
8057 disas_config "OPENRISC"
8058 ;;
8059 ppc*)
8060 disas_config "PPC"
8061 ;;
8062 riscv*)
8063 disas_config "RISCV"
8064 ;;
8065 s390*)
8066 disas_config "S390"
8067 ;;
8068 sh4)
8069 disas_config "SH4"
8070 ;;
8071 sparc*)
8072 disas_config "SPARC"
8073 ;;
8074 xtensa*)
8075 disas_config "XTENSA"
8076 ;;
8077 esac
8078 done
8079 if test "$tcg_interpreter" = "yes" ; then
8080 disas_config "TCI"
8081 fi
8082
8083 case "$ARCH" in
8084 alpha)
8085 # Ensure there's only a single GP
8086 cflags="-msmall-data $cflags"
8087 ;;
8088 esac
8089
8090 if test "$gprof" = "yes" ; then
8091 if test "$target_linux_user" = "yes" ; then
8092 cflags="-p $cflags"
8093 ldflags="-p $ldflags"
8094 fi
8095 if test "$target_softmmu" = "yes" ; then
8096 ldflags="-p $ldflags"
8097 echo "GPROF_CFLAGS=-p" >> $config_target_mak
8098 fi
8099 fi
8100
8101 if test "$target_linux_user" = "yes" || test "$target_bsd_user" = "yes" ; then
8102 ldflags="$ldflags $textseg_ldflags"
8103 fi
8104
8105 # Newer kernels on s390 check for an S390_PGSTE program header and
8106 # enable the pgste page table extensions in that case. This makes
8107 # the vm.allocate_pgste sysctl unnecessary. We enable this program
8108 # header if
8109 # - we build on s390x
8110 # - we build the system emulation for s390x (qemu-system-s390x)
8111 # - KVM is enabled
8112 # - the linker supports --s390-pgste
8113 if test "$TARGET_ARCH" = "s390x" && test "$target_softmmu" = "yes" && \
8114 test "$ARCH" = "s390x" && test "$kvm" = "yes"; then
8115 if ld_has --s390-pgste ; then
8116 ldflags="-Wl,--s390-pgste $ldflags"
8117 fi
8118 fi
8119
8120 echo "QEMU_LDFLAGS+=$ldflags" >> $config_target_mak
8121 echo "QEMU_CFLAGS+=$cflags" >> $config_target_mak
8122
8123 done # for target in $targets
8124
8125 echo "PIXMAN_CFLAGS=$pixman_cflags" >> $config_host_mak
8126 echo "PIXMAN_LIBS=$pixman_libs" >> $config_host_mak
8127
8128 if [ "$fdt" = "git" ]; then
8129 echo "config-host.h: dtc/all" >> $config_host_mak
8130 fi
8131 if [ "$capstone" = "git" -o "$capstone" = "internal" ]; then
8132 echo "config-host.h: capstone/all" >> $config_host_mak
8133 fi
8134 if test -n "$LIBCAPSTONE"; then
8135 echo "LIBCAPSTONE=$LIBCAPSTONE" >> $config_host_mak
8136 fi
8137
8138 if test "$numa" = "yes"; then
8139 echo "CONFIG_NUMA=y" >> $config_host_mak
8140 fi
8141
8142 if test "$ccache_cpp2" = "yes"; then
8143 echo "export CCACHE_CPP2=y" >> $config_host_mak
8144 fi
8145
8146 # If we're using a separate build tree, set it up now.
8147 # DIRS are directories which we simply mkdir in the build tree;
8148 # LINKS are things to symlink back into the source tree
8149 # (these can be both files and directories).
8150 # Caution: do not add files or directories here using wildcards. This
8151 # will result in problems later if a new file matching the wildcard is
8152 # added to the source tree -- nothing will cause configure to be rerun
8153 # so the build tree will be missing the link back to the new file, and
8154 # tests might fail. Prefer to keep the relevant files in their own
8155 # directory and symlink the directory instead.
8156 DIRS="tests tests/tcg tests/tcg/lm32 tests/qapi-schema tests/qtest/libqos"
8157 DIRS="$DIRS tests/qtest tests/qemu-iotests tests/vm tests/fp tests/qgraph"
8158 DIRS="$DIRS docs docs/interop fsdev scsi"
8159 DIRS="$DIRS pc-bios/optionrom pc-bios/s390-ccw"
8160 DIRS="$DIRS roms/seabios roms/vgabios"
8161 LINKS="Makefile"
8162 LINKS="$LINKS tests/tcg/lm32/Makefile po/Makefile"
8163 LINKS="$LINKS tests/tcg/Makefile.target tests/fp/Makefile"
8164 LINKS="$LINKS tests/plugin/Makefile"
8165 LINKS="$LINKS pc-bios/optionrom/Makefile pc-bios/keymaps"
8166 LINKS="$LINKS pc-bios/s390-ccw/Makefile"
8167 LINKS="$LINKS roms/seabios/Makefile roms/vgabios/Makefile"
8168 LINKS="$LINKS pc-bios/qemu-icon.bmp"
8169 LINKS="$LINKS .gdbinit scripts" # scripts needed by relative path in .gdbinit
8170 LINKS="$LINKS tests/acceptance tests/data"
8171 LINKS="$LINKS tests/qemu-iotests/check"
8172 LINKS="$LINKS python"
8173 for bios_file in \
8174 $source_path/pc-bios/*.bin \
8175 $source_path/pc-bios/*.lid \
8176 $source_path/pc-bios/*.rom \
8177 $source_path/pc-bios/*.dtb \
8178 $source_path/pc-bios/*.img \
8179 $source_path/pc-bios/openbios-* \
8180 $source_path/pc-bios/u-boot.* \
8181 $source_path/pc-bios/edk2-*.fd.bz2 \
8182 $source_path/pc-bios/palcode-*
8183 do
8184 LINKS="$LINKS pc-bios/$(basename $bios_file)"
8185 done
8186 mkdir -p $DIRS
8187 for f in $LINKS ; do
8188 if [ -e "$source_path/$f" ] && [ "$pwd_is_source_path" != "y" ]; then
8189 symlink "$source_path/$f" "$f"
8190 fi
8191 done
8192
8193 (for i in $cross_cc_vars; do
8194 export $i
8195 done
8196 export target_list source_path use_containers
8197 $source_path/tests/tcg/configure.sh)
8198
8199 # temporary config to build submodules
8200 for rom in seabios vgabios ; do
8201 config_mak=roms/$rom/config.mak
8202 echo "# Automatically generated by configure - do not modify" > $config_mak
8203 echo "SRC_PATH=$source_path/roms/$rom" >> $config_mak
8204 echo "AS=$as" >> $config_mak
8205 echo "CCAS=$ccas" >> $config_mak
8206 echo "CC=$cc" >> $config_mak
8207 echo "BCC=bcc" >> $config_mak
8208 echo "CPP=$cpp" >> $config_mak
8209 echo "OBJCOPY=objcopy" >> $config_mak
8210 echo "IASL=$iasl" >> $config_mak
8211 echo "LD=$ld" >> $config_mak
8212 echo "RANLIB=$ranlib" >> $config_mak
8213 done
8214
8215 # set up qemu-iotests in this build directory
8216 iotests_common_env="tests/qemu-iotests/common.env"
8217
8218 echo "# Automatically generated by configure - do not modify" > "$iotests_common_env"
8219 echo >> "$iotests_common_env"
8220 echo "export PYTHON='$python'" >> "$iotests_common_env"
8221
8222 # Save the configure command line for later reuse.
8223 cat <<EOD >config.status
8224 #!/bin/sh
8225 # Generated by configure.
8226 # Run this file to recreate the current configuration.
8227 # Compiler output produced by configure, useful for debugging
8228 # configure, is in config.log if it exists.
8229 EOD
8230
8231 preserve_env() {
8232 envname=$1
8233
8234 eval envval=\$$envname
8235
8236 if test -n "$envval"
8237 then
8238 echo "$envname='$envval'" >> config.status
8239 echo "export $envname" >> config.status
8240 else
8241 echo "unset $envname" >> config.status
8242 fi
8243 }
8244
8245 # Preserve various env variables that influence what
8246 # features/build target configure will detect
8247 preserve_env AR
8248 preserve_env AS
8249 preserve_env CC
8250 preserve_env CPP
8251 preserve_env CXX
8252 preserve_env INSTALL
8253 preserve_env LD
8254 preserve_env LD_LIBRARY_PATH
8255 preserve_env LIBTOOL
8256 preserve_env MAKE
8257 preserve_env NM
8258 preserve_env OBJCOPY
8259 preserve_env PATH
8260 preserve_env PKG_CONFIG
8261 preserve_env PKG_CONFIG_LIBDIR
8262 preserve_env PKG_CONFIG_PATH
8263 preserve_env PYTHON
8264 preserve_env SDL2_CONFIG
8265 preserve_env SMBD
8266 preserve_env STRIP
8267 preserve_env WINDRES
8268
8269 printf "exec" >>config.status
8270 printf " '%s'" "$0" "$@" >>config.status
8271 echo ' "$@"' >>config.status
8272 chmod +x config.status
8273
8274 rm -r "$TMPDIR1"
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