gas/configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 dnl
   3 dnl And be careful when changing it!  If you must add tests with square
   4 dnl brackets, be sure changequote invocations surround it.
   5 dnl
   6 dnl
   7 dnl v2.5 needed for --bindir et al
   8 AC_PREREQ(2.57)
   9 AC_INIT(as.h)
  10
  11 dnl Autoconf 2.57 will find the aux dir without this.  However, unless
  12 dnl we specify this explicitly, automake-1.7 will assume that ylwrap is in
  13 dnl gas/ instead of gas/../.
  14 AC_CONFIG_AUX_DIR(..)
  15 AC_CANONICAL_SYSTEM
  16 AC_ISC_POSIX
  17
  18 changequote(,)dnl
  19 BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[         ]*\([^  ]*\)[   ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
  20 changequote([,])dnl
  21 AM_INIT_AUTOMAKE(gas, ${BFD_VERSION})
  22
  23 AM_PROG_LIBTOOL
  24
  25 user_bfd_gas=
  26 AC_ARG_ENABLE(bfd-assembler,
  27 [  --enable-bfd-assembler  use BFD back end for writing object files],
  28 [case "${enableval}" in
  29   yes) need_bfd=yes user_bfd_gas=yes ;;
  30   no)  user_bfd_gas=no ;;
  31   *)   AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
  32 esac])dnl
  33 AC_ARG_ENABLE(targets,
  34 [    targets            alternative target configurations besides the primary],
  35 [case "${enableval}" in
  36   yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
  37             ;;
  38   no)       enable_targets= ;;
  39   *)        enable_targets=$enableval ;;
  40 esac])dnl
  41 AC_ARG_ENABLE(commonbfdlib,
  42 [  --enable-commonbfdlib   build shared BFD/opcodes/libiberty library],
  43 [case "${enableval}" in
  44   yes) commonbfdlib=true ;;
  45   no)  commonbfdlib=false ;;
  46   *)   AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
  47 esac])dnl
  48
  49 using_cgen=no
  50
  51 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
  52 AC_ARG_ENABLE(build-warnings,
  53 [  --enable-build-warnings Enable build-time compiler warnings if gcc is used],
  54 [case "${enableval}" in
  55   yes)  ;;
  56   no)   build_warnings="-w";;
  57   ,*)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
  58         build_warnings="${build_warnings} ${t}";;
  59   *,)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
  60         build_warnings="${t} ${build_warnings}";;
  61   *)    build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
  62 esac
  63 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
  64   echo "Setting warning flags = $build_warnings" 6>&1
  65 fi])dnl
  66 WARN_CFLAGS=""
  67 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
  68     WARN_CFLAGS="${build_warnings}"
  69 fi
  70 AC_SUBST(WARN_CFLAGS)
  71
  72 # Generate a header file
  73 AM_CONFIG_HEADER(config.h:config.in)
  74
  75 # If we are on a DOS filesystem, we must use gdb.ini rather than
  76 # .gdbinit.
  77 case "${host}" in
  78   *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-windows*)
  79     GDBINIT="gdb.ini"
  80     AC_CONFIG_FILES(gdb.ini:gdbinit.in)
  81     ;;
  82   *)
  83     GDBINIT=".gdbinit"
  84     AC_CONFIG_FILES(.gdbinit:gdbinit.in)
  85     ;;
  86 esac
  87 AC_SUBST(GDBINIT)
  88
  89 te_file=generic
  90
  91 # Makefile target for installing gas in $(tooldir)/bin.
  92 install_tooldir=install-exec-tooldir
  93
  94 canon_targets=""
  95 all_targets=no
  96 if test -n "$enable_targets" ; then
  97   for t in `echo $enable_targets | sed 's/,/ /g'`; do
  98     if test $t = "all"; then
  99       all_targets=yes
 100       continue
 101     fi
 102     result=`$ac_config_sub $t 2>/dev/null`
 103     if test -n "$result" ; then
 104       canon_targets="$canon_targets $result"
 105 #    else
 106 #      # Permit "all", etc.  We don't support it yet though.
 107 #      canon_targets="$canon_targets $t"
 108     fi
 109   done
 110   GAS_UNIQ(canon_targets)
 111 fi
 112
 113 emulations=""
 114
 115 for this_target in $target $canon_targets ; do
 116
 117 changequote(,)dnl
 118     eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
 119 changequote([,])dnl
 120
 121     # Check for architecture variants.
 122     # Note: This table is alpha-sorted, please try to keep it that way.
 123     arch=
 124     endian=
 125     case ${cpu} in
 126       am33_2.0)         cpu_type=mn10300 endian=little ;;
 127       alpha*)           cpu_type=alpha ;;
 128       arm*be|xscale*be|strongarm*be | \
 129       arm*b|xscale*b|strongarm*b) cpu_type=arm endian=big ;;
 130       arm*|xscale*|strongarm*)    cpu_type=arm endian=little ;;
 131       c4x*)             cpu_type=tic4x ;;
 132       crisv32)          cpu_type=cris arch=crisv32
 133                         AC_DEFINE_UNQUOTED(DEFAULT_CRIS_ARCH, $arch,
 134                                            [Default CRIS architecture.])
 135                         ;;
 136       crx*)             cpu_type=crx endian=little ;;
 137       hppa*)            cpu_type=hppa ;;
 138 changequote(,)dnl
 139       i[3-7]86)         cpu_type=i386 arch=i386;;
 140       ia64)             cpu_type=ia64 ;;
 141       ip2k)             cpu_type=ip2k endian=big ;;
 142       iq2000)           cpu_type=iq2000 endian=big ;;
 143       m32r)             cpu_type=m32r target_cpu=m32r endian=big ;;
 144       m32rle)           cpu_type=m32r target_cpu=m32r endian=little ;;
 145       m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
 146       m680[012346]0)    cpu_type=m68k ;;
 147 changequote([,])dnl
 148       m68008)           cpu_type=m68k ;;
 149       m683??)           cpu_type=m68k ;;
 150       m5200)            cpu_type=m68k ;;
 151       m8*)              cpu_type=m88k ;;
 152       maxq)             cpu_type=maxq ;;
 153       mips*el)          cpu_type=mips endian=little ;;
 154       mips*)            cpu_type=mips endian=big ;;
 155       or32*)            cpu_type=or32 endian=big ;;
 156       pjl*)             cpu_type=pj endian=little ;;
 157       pj*)              cpu_type=pj endian=big ;;
 158       powerpc*le*)      cpu_type=ppc endian=little ;;
 159       powerpc*)         cpu_type=ppc endian=big ;;
 160       rs6000*)          cpu_type=ppc ;;
 161       s390x*)           cpu_type=s390 arch=s390x ;;
 162       s390*)            cpu_type=s390 arch=s390 ;;
 163       sh5*)             cpu_type=sh64 endian=big ;;
 164       sh5le*)           cpu_type=sh64 endian=little ;;
 165       sh64*)            cpu_type=sh64 endian=big ;;
 166       sh64le*)          cpu_type=sh64 endian=little ;;
 167       sh*le)            cpu_type=sh endian=little ;;
 168       sh*)              cpu_type=sh endian=big ;;
 169       sparclite*)       cpu_type=sparc arch=sparclite ;;
 170       sparclet*)        cpu_type=sparc arch=sparclet ;;
 171       sparc64*)         cpu_type=sparc arch=v9-64 ;;
 172       sparc86x*)        cpu_type=sparc arch=sparc86x  ;;
 173       sparc*)           cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
 174       v850*)            cpu_type=v850 ;;
 175       x86_64)           cpu_type=i386 arch=x86_64;;
 176       xtensa*)          cpu_type=xtensa arch=xtensa ;;
 177       *)                cpu_type=${cpu} ;;
 178     esac
 179
 180     if test ${this_target} = $target ; then
 181       target_cpu_type=${cpu_type}
 182     elif test ${target_cpu_type} != ${cpu_type} ; then
 183       continue
 184     fi
 185
 186     generic_target=${cpu_type}-$vendor-$os
 187     dev=no
 188     bfd_gas=no
 189     em=generic
 190
 191     # Assign object format.
 192     # Note: This table is alpha-sorted, please try to keep it that way.
 193     case ${generic_target} in
 194       a29k-*-coff)                      fmt=coff ;;
 195       a29k-amd-udi)                     fmt=coff ;;
 196       a29k-amd-ebmon)                   fmt=coff ;;
 197       a29k-nyu-sym1)                    fmt=coff ;;
 198       a29k-*-rtems*)                    fmt=coff ;;
 199       a29k-*-vxworks*)                  fmt=coff ;;
 200
 201       alpha*-*-*vms*)                   fmt=evax ;;
 202       alpha*-*-osf*)                    fmt=ecoff ;;
 203       alpha*-*-linuxecoff*)             fmt=ecoff ;;
 204       alpha*-*-linux-gnu*)              fmt=elf em=linux ;;
 205       alpha*-*-netbsd*)                 fmt=elf em=nbsd ;;
 206       alpha*-*-openbsd*)                fmt=elf em=obsd ;;
 207
 208       arc-*-elf*)                       fmt=elf ;;
 209
 210       arm-*-aout)                       fmt=aout ;;
 211       arm-*-coff | thumb-*-coff)        fmt=coff ;;
 212       arm-*-rtems* | thumb-*-rtems*)    fmt=elf ;;
 213       arm-*-elf | thumb-*-elf)          fmt=elf ;;
 214       arm*-*-eabi*)                     fmt=elf ;;
 215       arm*-*-symbianelf*)               fmt=elf em=symbian ;;
 216       arm-*-kaos*)                      fmt=elf ;;
 217       arm*-*-conix*)                    fmt=elf ;;
 218       arm-*-linux*aout*)                fmt=aout em=linux ;;
 219       arm*-*-linux-gnu*)                fmt=elf  em=linux ;;
 220       arm*-*-uclinux*)                  fmt=elf  em=linux ;;
 221       arm-*-netbsdelf*)                 fmt=elf  em=nbsd ;;
 222       arm-*-*n*bsd*)                    fmt=aout em=nbsd ;;
 223       arm-**-nto*)                      fmt=elf ;;
 224       arm-epoc-pe | thumb-epoc-pe)      fmt=coff em=epoc-pe ;;
 225       arm-wince-pe | arm-*-wince)       fmt=coff em=wince-pe ;;
 226       arm-*-pe | thumb-*-pe)            fmt=coff em=pe ;;
 227       arm-*-riscix*)                    fmt=aout em=riscix ;;
 228
 229       avr-*-*)                          fmt=elf ;;
 230
 231       cris-*-linux-gnu* | crisv32-*-linux-gnu*)
 232                                         fmt=multi bfd_gas=yes em=linux ;;
 233       cris-*-* | crisv32-*-*)           fmt=multi bfd_gas=yes ;;
 234
 235       crx-*-elf*)                       fmt=elf ;;
 236
 237       d10v-*-*)                         fmt=elf ;;
 238       d30v-*-*)                         fmt=elf ;;
 239       dlx-*-*)                          fmt=elf ;;
 240
 241       fr30-*-*)                         fmt=elf ;;
 242       frv-*-*linux*)                    fmt=elf em=linux;;
 243       frv-*-*)                          fmt=elf ;;
 244
 245       hppa-*-linux*)    case ${cpu} in
 246                             hppa*64*)   fmt=elf em=hppalinux64;;
 247                             hppa*)      fmt=elf em=linux;;
 248                         esac ;;
 249       hppa-*-*elf*)                     fmt=elf em=hppa ;;
 250       hppa-*-lites*)                    fmt=elf em=hppa ;;
 251       hppa-*-netbsd*)                   fmt=elf em=nbsd ;;
 252       hppa-*-openbsd*)                  fmt=elf em=hppa ;;
 253       hppa-*-osf*)                      fmt=som em=hppa ;;
 254       hppa-*-rtems*)                    fmt=elf em=hppa ;;
 255       hppa-*-hpux11*)   case ${cpu} in
 256                             hppa*64*)   fmt=elf em=hppa64 ;;
 257                             hppa*)      fmt=som em=hppa ;;
 258                         esac ;;
 259       hppa-*-hpux*)                     fmt=som em=hppa ;;
 260       hppa-*-mpeix*)                    fmt=som em=hppa ;;
 261       hppa-*-bsd*)                      fmt=som em=hppa ;;
 262       hppa-*-hiux*)                     fmt=som em=hppa ;;
 263
 264       h8300-*-rtems*)                   fmt=coff ;;
 265       h8300-*-coff)                     fmt=coff ;;
 266       h8300-*-elf)                      fmt=elf ;;
 267       h8500-*-rtems*)                   fmt=coff ;;
 268       h8500-*-coff)                     fmt=coff ;;
 269
 270       i370-*-elf* | i370-*-linux*)      fmt=elf ;;
 271       i386-ibm-aix*)                    fmt=coff em=i386aix ;;
 272       i386-sequent-bsd*)                fmt=aout em=dynix ;;
 273       i386-*-beospe*)                   fmt=coff em=pe ;;
 274       i386-*-beos*)                     fmt=elf ;;
 275       i386-*-coff)                      fmt=coff ;;
 276       i386-*-elf)                       fmt=elf ;;
 277       i386-*-kaos*)                     fmt=elf ;;
 278       i386-*-bsd*)                      fmt=aout em=386bsd ;;
 279       i386-*-netbsd0.8)                 fmt=aout em=386bsd ;;
 280       i386-*-netbsdpe*)                 fmt=coff em=pe ;;
 281       i386-*-netbsd*-gnu* | \
 282       i386-*-knetbsd*-gnu | \
 283       i386-*-netbsdelf*)                fmt=elf em=nbsd ;;
 284       i386-*-*n*bsd*)   case ${cpu} in
 285                             x86_64)     fmt=elf em=nbsd ;;
 286                             *)          fmt=aout em=nbsd ;;
 287                         esac ;;
 288       i386-*-linux*aout*)               fmt=aout em=linux ;;
 289       i386-*-linux*oldld)               fmt=aout em=linux ;;
 290       i386-*-linux*coff*)               fmt=coff em=linux ;;
 291       i386-*-linux-gnu*)                fmt=elf em=linux ;;
 292       x86_64-*-linux-gnu*)              fmt=elf em=linux ;;
 293       i386-*-lynxos*)                   fmt=elf em=lynx bfd_gas=yes ;;
 294 changequote(,)dnl
 295       i386-*-sysv[45]*)                 fmt=elf ;;
 296       i386-*-solaris*)                  fmt=elf ;;
 297       i386-*-freebsdaout*)              fmt=aout em=386bsd ;;
 298       i386-*-freebsd[12].*)             fmt=aout em=386bsd ;;
 299       i386-*-freebsd[12])               fmt=aout em=386bsd ;;
 300 changequote([,])dnl
 301       i386-*-freebsd* | i386-*-kfreebsd*-gnu)
 302                                         fmt=elf em=freebsd ;;
 303       i386-*-sysv*)                     fmt=coff ;;
 304       i386-*-sco3.2v5*coff)             fmt=coff ;;
 305       i386-*-isc*)                      fmt=coff ;;
 306       i386-*-sco3.2v5*)                 fmt=elf
 307           if test ${this_target} = $target; then
 308             AC_DEFINE(SCO_ELF, 1, [Define if defaulting to ELF on SCO 5.])
 309           fi ;;
 310       i386-*-sco3.2*)                   fmt=coff ;;
 311       i386-*-vsta)                      fmt=aout ;;
 312       i386-*-msdosdjgpp* \
 313       | i386-*-go32* \
 314       | i386-go32-rtems*)               fmt=coff em=go32
 315             AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?]) ;;
 316       i386-*-rtemself*)                 fmt=elf ;;
 317       i386-*-rtemscoff*)                fmt=coff ;;
 318       i386-*-rtems*)                    fmt=elf ;;
 319       i386-*-gnu*)                      fmt=elf ;;
 320       i386-*-mach*)                     fmt=aout em=mach ;;
 321       i386-*-msdos*)                    fmt=aout ;;
 322       i386-*-moss*)                     fmt=elf ;;
 323       i386-*-pe)                        fmt=coff em=pe ;;
 324       i386-*-cygwin*)                   fmt=coff em=pe ;;
 325       i386-*-interix*)                  fmt=coff em=interix ;;
 326       i386-*-mingw32*)                  fmt=coff em=pe ;;
 327       i386-*-nto-qnx*)                  fmt=elf ;;
 328       i386-*-*nt*)                      fmt=coff em=pe ;;
 329       i386-*-chaos)                     fmt=elf ;;
 330
 331       i860-*-*)                         fmt=elf endian=little
 332                 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
 333       i960-*-bout)                      fmt=bout ;;
 334       i960-*-coff)                      fmt=coff em=ic960 ;;
 335       i960-*-rtems*)                    fmt=coff em=ic960 ;;
 336       i960-*-nindy*)                    fmt=bout ;;
 337       i960-*-vxworks5.0)                fmt=bout ;;
 338       i960-*-vxworks5.*)                fmt=coff em=ic960 ;;
 339       i960-*-vxworks*)                  fmt=bout ;;
 340       i960-*-elf*)                      fmt=elf ;;
 341
 342       ia64-*-elf*)                      fmt=elf ;;
 343       ia64-*-aix*)                      fmt=elf em=ia64aix ;;
 344       ia64-*-linux-gnu*)                fmt=elf em=linux ;;
 345       ia64-*-hpux*)                     fmt=elf em=hpux ;;
 346       ia64-*-netbsd*)                   fmt=elf em=nbsd ;;
 347
 348       ip2k-*-*)                         fmt=elf ;;
 349
 350       iq2000-*-elf)                     fmt=elf bfd_gas=yes ;;
 351
 352       m32r-*-elf*)                      fmt=elf ;;
 353       m32r-*-linux*)                    fmt=elf em=linux;;
 354
 355       m68hc11-*-* | m6811-*-*)          fmt=elf ;;
 356       m68hc12-*-* | m6812-*-*)          fmt=elf ;;
 357
 358       m68k-*-vxworks*)                  fmt=aout em=sun3 ;;
 359       m68k-ericsson-ose)                fmt=aout em=sun3 ;;
 360       m68k-*-sunos*)                    fmt=aout em=sun3 ;;
 361       m68k-motorola-sysv*)              fmt=coff em=delta ;;
 362       m68k-bull-sysv3*)                 fmt=coff em=dpx2 ;;
 363       m68k-apollo-*)                    fmt=coff em=apollo ;;
 364       m68k-*-elf*)                      fmt=elf ;;
 365       m68k-*-sysv4*)                    fmt=elf em=svr4 ;;
 366       m68k-*-sysv*)                     fmt=coff ;;
 367       m68k-*-coff | m68k-*-rtemscoff*)  fmt=coff ;;
 368       m68k-*-rtems*)                    fmt=elf ;;
 369       m68k-*-hpux*)                     fmt=hp300 em=hp300 ;;
 370       m68k-*-linux*aout*)               fmt=aout em=linux ;;
 371       m68k-*-linux-gnu*)                fmt=elf em=linux ;;
 372       m68k-*-uclinux*)                  fmt=elf ;;
 373       m68k-*-gnu*)                      fmt=elf ;;
 374       m68k-*-lynxos*)                   fmt=coff em=lynx ;;
 375       m68k-*-netbsdelf*)                fmt=elf em=nbsd ;;
 376       m68k-*-netbsd*)                   fmt=aout em=nbsd bfd_gas=yes ;;
 377       m68k-*-openbsd*)                  fmt=aout em=nbsd bfd_gas=yes ;;
 378       m68k-apple-aux*)                  fmt=coff em=aux ;;
 379       m68k-*-psos*)                     fmt=elf em=psos;;
 380
 381       m88k-motorola-sysv3*)             fmt=coff em=delt88 ;;
 382       m88k-*-coff*)                     fmt=coff ;;
 383
 384       maxq-*-coff)                      fmt=coff ;;
 385
 386       mcore-*-elf)                      fmt=elf ;;
 387       mcore-*-pe)                       fmt=coff em=pe bfd_gas=yes ;;
 388
 389       # don't change em like *-*-bsd does
 390       mips-dec-openbsd*)                fmt=elf endian=little ;;
 391       mips-sony-bsd*)                   fmt=ecoff ;;
 392       mips-*-bsd*)
 393             AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
 394       mips-*-ultrix*)                   fmt=ecoff endian=little ;;
 395       mips-*-osf*)                      fmt=ecoff endian=little ;;
 396       mips-*-ecoff*)                    fmt=ecoff ;;
 397       mips-*-pe*)                       fmt=coff endian=little em=pe ;;
 398       mips-*-irix6*)                    fmt=elf em=irix ;;
 399       mips-*-irix5*)                    fmt=elf em=irix ;;
 400       mips-*-irix*)                     fmt=ecoff em=irix ;;
 401       mips-*-lnews*)                    fmt=ecoff em=lnews ;;
 402       mips-*-riscos*)                   fmt=ecoff ;;
 403       mips*-*-linux*)                   fmt=elf em=tmips ;;
 404       mips-*-sysv4*MP* | mips-*-gnu*)   fmt=elf em=tmips ;;
 405       mips-*-sysv*)                     fmt=ecoff ;;
 406       mips-*-elf* | mips-*-rtems*)      fmt=elf ;;
 407       mips-*-netbsd*)                   fmt=elf ;;
 408       mips-*-openbsd*)                  fmt=elf ;;
 409
 410       mmix-*-*)                         fmt=elf ;;
 411       mn10200-*-*)                      fmt=elf ;;
 412       # cpu_type for am33_2.0 is set to mn10300
 413       mn10300-*-linux*)                 fmt=elf bfd_gas=yes em=linux ;;
 414       mn10300-*-*)                      fmt=elf ;;
 415
 416       msp430-*-*)                       fmt=elf ;;
 417
 418       ns32k-pc532-mach*)                fmt=aout em=pc532mach ;;
 419       ns32k-pc532-ux*)                  fmt=aout em=pc532mach ;;
 420       ns32k-pc532-lites*)               fmt=aout em=nbsd532 ;;
 421       ns32k-*-*n*bsd*)                  fmt=aout em=nbsd532 ;;
 422
 423       openrisc-*-*)                     fmt=elf ;;
 424       or32-*-rtems*)                    fmt=elf ;;
 425       or32-*-coff)                      fmt=coff ;;
 426       or32-*-elf)                       fmt=elf ;;
 427
 428       pj*)                              fmt=elf ;;
 429
 430       ppc-*-pe | ppc-*-cygwin*)         fmt=coff em=pe ;;
 431       ppc-*-winnt*)                     fmt=coff em=pe ;;
 432 changequote(,)dnl
 433       ppc-*-aix5.[01])                  fmt=coff em=aix5 ;;
 434 changequote([,])dnl
 435       ppc-*-aix5.*)                     fmt=coff em=aix5
 436         AC_DEFINE(AIX_WEAK_SUPPORT, 1,
 437                   [Define if using AIX 5.2 value for C_WEAKEXT.])
 438       ;;
 439       ppc-*-aix*)                       fmt=coff ;;
 440       ppc-*-beos*)                      fmt=coff ;;
 441       ppc-*-*n*bsd* | ppc-*-elf*)       fmt=elf ;;
 442       ppc-*-eabi* | ppc-*-sysv4*)       fmt=elf ;;
 443       ppc-*-linux-gnu*)                 fmt=elf em=linux
 444             case "$endian" in
 445                 big)  ;;
 446                 *)    AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
 447             esac ;;
 448       ppc-*-solaris*)                   fmt=elf
 449             if test ${this_target} = $target; then
 450                 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
 451                           [Define if default target is PowerPC Solaris.])
 452             fi
 453             if test x${endian} = xbig; then
 454                 AC_MSG_ERROR(Solaris must be configured little endian)
 455             fi ;;
 456       ppc-*-rtems*)                     fmt=elf ;;
 457       ppc-*-macos*)                     fmt=coff em=macos ;;
 458       ppc-*-nto*)                       fmt=elf ;;
 459       ppc-*-kaos*)                      fmt=elf ;;
 460       ppc-*-lynxos*)                    fmt=elf em=lynx bfd_gas=yes ;;
 461
 462       s390x-*-linux-gnu*)               fmt=elf em=linux ;;
 463       s390-*-linux-gnu*)                fmt=elf em=linux ;;
 464
 465       sh*-*-linux*)                     fmt=elf em=linux
 466             case ${cpu} in
 467                 sh*eb)  endian=big ;;
 468                 *)      endian=little ;;
 469             esac ;;
 470       sh5*-*-netbsd*)                   fmt=elf em=nbsd ;;
 471       sh64*-*-netbsd*)                  fmt=elf em=nbsd ;;
 472       sh*-*-netbsdelf*)                 fmt=elf em=nbsd ;;
 473       sh*-*-symbianelf*)                fmt=elf endian=little
 474                 AC_DEFINE(TARGET_SYMBIAN, 1, [Define if target is Symbian OS.])
 475                 ;;
 476       sh-*-elf*)                        fmt=elf ;;
 477       sh-*-coff*)                       fmt=coff ;;
 478       sh-*-nto*)                        fmt=elf ;;
 479       sh-*-pe*)                         fmt=coff em=pe bfd_gas=yes endian=little ;;
 480       sh-*-rtemscoff*)                  fmt=coff ;;
 481       sh-*-rtems*)                      fmt=elf ;;
 482       sh-*-kaos*)                       fmt=elf ;;
 483       shle*-*-kaos*)                    fmt=elf ;;
 484       sh64-*-elf*)                      fmt=elf ;;
 485
 486       sparc-*-rtemsaout*)               fmt=aout ;;
 487       sparc-*-rtemself*)                fmt=elf ;;
 488       sparc-*-rtems*)                   fmt=elf ;;
 489       sparc-*-sunos4*)                  fmt=aout em=sun3 ;;
 490       sparc-*-aout | sparc*-*-vxworks*) fmt=aout em=sparcaout ;;
 491       sparc-*-coff)                     fmt=coff ;;
 492       sparc-*-linux*aout*)              fmt=aout em=linux ;;
 493       sparc-*-linux-gnu*)               fmt=elf em=linux ;;
 494       sparc-*-lynxos*)                  fmt=coff em=lynx ;;
 495       sparc-fujitsu-none)               fmt=aout ;;
 496       sparc-*-elf)                      fmt=elf ;;
 497       sparc-*-sysv4*)                   fmt=elf ;;
 498       sparc-*-solaris*)                 fmt=elf ;;
 499       sparc-*-netbsdelf*)               fmt=elf em=nbsd ;;
 500       sparc-*-*n*bsd*)  case ${cpu} in
 501                             sparc64)    fmt=elf em=nbsd ;;
 502                             *)          fmt=aout em=nbsd ;;
 503                         esac ;;
 504       strongarm-*-coff)                 fmt=coff ;;
 505       strongarm-*-elf)                  fmt=elf ;;
 506       strongarm-*-kaos*)                fmt=elf ;;
 507
 508       tic30-*-*aout*)                   fmt=aout bfd_gas=yes ;;
 509       tic30-*-*coff*)                   fmt=coff bfd_gas=yes ;;
 510       tic4x-*-* | c4x-*-*)              fmt=coff bfd_gas=yes ;;
 511       tic54x-*-* | c54x*-*-*)           fmt=coff bfd_gas=yes need_libm=yes;;
 512       tic80-*-*)                        fmt=coff ;;
 513
 514       v850-*-*)                         fmt=elf ;;
 515       v850e-*-*)                        fmt=elf ;;
 516       v850ea-*-*)                       fmt=elf ;;
 517
 518       vax-*-netbsdelf*)                 fmt=elf em=nbsd ;;
 519       vax-*-netbsd*)                    fmt=aout em=nbsd ;;
 520       vax-*-bsd* | vax-*-ultrix*)       fmt=aout ;;
 521       vax-*-linux-gnu*)                 fmt=elf em=linux bfd_gas=yes ;;
 522       vax-*-vms)                        fmt=vms ;;
 523
 524       w65-*-*)                          fmt=coff ;;
 525
 526       xscale-*-coff)                    fmt=coff ;;
 527       xscale-*-elf)                     fmt=elf ;;
 528
 529       xstormy16-*-*)                    fmt=elf ;;
 530
 531       xtensa-*-*)                       fmt=elf ;;
 532
 533       z8k-*-coff | z8k-*-sim)           fmt=coff ;;
 534
 535       *-*-aout | *-*-scout)             fmt=aout ;;
 536       *-*-freebsd* | *-*-kfreebsd*-gnu) fmt=elf em=freebsd ;;
 537       *-*-nindy*)                       fmt=bout ;;
 538       *-*-bsd*)                         fmt=aout em=sun3 ;;
 539       *-*-generic)                      fmt=generic ;;
 540       *-*-xray | *-*-hms)               fmt=coff ;;
 541       *-*-sim)                          fmt=coff ;;
 542       *-*-elf | *-*-sysv4* | *-*-solaris*) fmt=elf dev=yes ;;
 543       *-*-aros*)                        fmt=elf em=linux bfd_gas=yes ;;
 544       *-*-vxworks | *-*-windiss)        fmt=elf ;;
 545       *-*-netware)                      fmt=elf em=netware ;;
 546     esac
 547
 548     if test ${this_target} = $target ; then
 549       endian_def=
 550       if test x${endian} = xbig; then
 551         endian_def=1
 552       elif test x${endian} = xlittle; then
 553         endian_def=0
 554       fi
 555       if test x${endian_def} != x; then
 556         AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
 557                            [Define as 1 if big endian.])
 558       fi
 559     fi
 560
 561     case ${cpu_type}-${fmt} in
 562         alpha*-* | arm-* | i386-* | ia64*-* | mips-* | ns32k-* \
 563                 | pdp11-* | ppc-* | sparc-* | strongarm-* | xscale-* \
 564                 | *-elf | *-ecoff | *-som)
 565             bfd_gas=yes ;;
 566     esac
 567
 568 # Other random stuff.
 569
 570     case ${cpu_type} in
 571       mips)
 572         # Set mips_cpu to the name of the default CPU.
 573         case ${target_cpu} in
 574           mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
 575             mips_cpu=from-abi
 576             ;;
 577           mipsisa32 | mipsisa32el)
 578             mips_cpu=mips32
 579             ;;
 580           mipsisa32r2 | mipsisa32r2el)
 581             mips_cpu=mips32r2
 582             ;;
 583           mipsisa64 | mipsisa64el)
 584             mips_cpu=mips64
 585             ;;
 586           mipsisa64r2 | mipsisa64r2el)
 587             mips_cpu=mips64r2
 588             ;;
 589           mipstx39 | mipstx39el)
 590             mips_cpu=r3900
 591             ;;
 592           mips64vr | mips64vrel)
 593             mips_cpu=vr4100
 594             ;;
 595           mipsisa32r2* | mipsisa64r2*)
 596 changequote(,)dnl
 597             mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r2//' -e 's/el$//'`
 598 changequote([,])dnl
 599             ;;
 600           mips64* | mipsisa64* | mipsisa32*)
 601 changequote(,)dnl
 602             mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
 603 changequote([,])dnl
 604             ;;
 605           *)
 606             AC_ERROR($target_cpu isn't a supported MIPS CPU name)
 607             ;;
 608         esac
 609         # See whether it's appropriate to set E_MIPS_ABI_O32 for o32
 610         # binaries.  It's a GNU extension that some OSes don't understand.
 611         # The value only matters on ELF targets.
 612         case ${target} in
 613           *-*-irix*)
 614             use_e_mips_abi_o32=0
 615             ;;
 616           *)
 617             use_e_mips_abi_o32=1
 618             ;;
 619         esac
 620         # Decide whether to generate 32-bit or 64-bit code by default.
 621         # Used to resolve -march=from-abi when an embedded ABI is selected.
 622         case ${target} in
 623           mips64*-*-* | mipsisa64*-*-*)
 624             mips_default_64bit=1
 625             ;;
 626           *)
 627             mips_default_64bit=0
 628             ;;
 629         esac
 630         # Decide which ABI to target by default.
 631         case ${target} in
 632           mips64*-linux* | mips-sgi-irix6*)
 633             mips_default_abi=N32_ABI
 634             ;;
 635           mips*-linux*)
 636             mips_default_abi=O32_ABI
 637             ;;
 638           *)
 639             mips_default_abi=NO_ABI
 640             ;;
 641         esac
 642         AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
 643                            [Default CPU for MIPS targets. ])
 644         AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
 645                            [Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
 646         AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
 647                            [Generate 64-bit code by default on MIPS targets. ])
 648         AC_DEFINE_UNQUOTED(MIPS_DEFAULT_ABI, $mips_default_abi,
 649                            [Choose a default ABI for MIPS targets. ])
 650         ;;
 651     esac
 652
 653     # Do we need the opcodes library?
 654     case ${cpu_type} in
 655       vax | i386 | tic30)
 656         ;;
 657
 658       *)
 659         need_opcodes=yes
 660
 661         case "${enable_shared}" in
 662         yes) shared_opcodes=true ;;
 663         *opcodes*) shared_opcodes=true ;;
 664         *) shared_opcodes=false ;;
 665         esac
 666         if test "${shared_opcodes}" = "true"; then
 667           # A shared libopcodes must be linked against libbfd.
 668           need_bfd=yes
 669         fi
 670         ;;
 671     esac
 672
 673     # Any other special object files needed ?
 674     case ${cpu_type} in
 675       fr30 | ip2k | iq2000 | m32r | openrisc)
 676         using_cgen=yes
 677         ;;
 678
 679       frv)
 680         using_cgen=yes
 681         ;;
 682       m68k)
 683         case ${extra_objects} in
 684         *m68k-parse.o*) ;;
 685         *) extra_objects="$extra_objects m68k-parse.o" ;;
 686         esac
 687         ;;
 688
 689       mips)
 690         echo ${extra_objects} | grep -s "itbl-parse.o"
 691         if test $? -ne 0 ; then
 692           extra_objects="$extra_objects itbl-parse.o"
 693         fi
 694
 695         echo ${extra_objects} | grep -s "itbl-lex.o"
 696         if test $? -ne 0 ; then
 697           extra_objects="$extra_objects itbl-lex.o"
 698         fi
 699
 700         echo ${extra_objects} | grep -s "itbl-ops.o"
 701         if test $? -ne 0 ; then
 702           extra_objects="$extra_objects itbl-ops.o"
 703         fi
 704         ;;
 705
 706       i386 | s390 | sparc)
 707         if test $this_target = $target ; then
 708           AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
 709         fi
 710         ;;
 711
 712       xstormy16)
 713         using_cgen=yes
 714         ;;
 715
 716       xtensa)
 717         echo ${extra_objects} | grep -s "xtensa-relax.o"
 718         if test $? -ne 0 ; then
 719           extra_objects="$extra_objects xtensa-relax.o"
 720         fi
 721         ;;
 722
 723       *)
 724         ;;
 725     esac
 726
 727     if test $using_cgen = yes ; then
 728         case "x${extra_objects}" in
 729         *cgen.o*) ;;
 730         *) extra_objects="$extra_objects cgen.o" ;;
 731         esac
 732     fi
 733
 734 # See if we really can support this configuration with the emulation code.
 735
 736     if test $this_target = $target ; then
 737       primary_bfd_gas=$bfd_gas
 738       obj_format=$fmt
 739       te_file=$em
 740
 741       if test $bfd_gas = no ; then
 742         # Can't support other configurations this way.
 743         break
 744       fi
 745     elif test $bfd_gas = no ; then
 746       # Can't support this configuration.
 747       break
 748     fi
 749
 750 # From target name and format, produce a list of supported emulations.
 751
 752     case ${generic_target}-${fmt} in
 753       mips-*-irix5*-*)  emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 754       mips*-*-linux*-*) case "$endian" in
 755                         big)    emulation="mipsbelf mipslelf mipself" ;;
 756                         *)      emulation="mipslelf mipsbelf mipself" ;;
 757                         esac ;;
 758       mips-*-lnews*-ecoff) ;;
 759       mips-*-*-ecoff)   case "$endian" in
 760                         big)    emulation="mipsbecoff mipslecoff mipsecoff" ;;
 761                         *)      emulation="mipslecoff mipsbecoff mipsecoff" ;;
 762                         esac ;;
 763       mips-*-*-elf)     case "$endian" in
 764                         big)    emulation="mipsbelf mipslelf mipself" ;;
 765                         *)      emulation="mipslelf mipsbelf mipself" ;;
 766                         esac ;;
 767       mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 768       # i386-pc-pe-coff != i386-pc-coff.
 769       i386-*-pe-coff)   ;;
 770       # Uncommenting the next line will turn on support for i386 AOUT
 771       # for the default linux configuration
 772       # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
 773       #
 774       i386-*-aout)      emulation="i386aout" ;;
 775       i386-*-coff)      emulation="i386coff" ;;
 776       i386-*-elf)       emulation="i386elf" ;;
 777
 778       # Always all formats.  The first stated emulation becomes the default.
 779       cris-*-*aout*)    emulation="crisaout criself" ;;
 780       cris-*-*)         emulation="criself crisaout" ;;
 781     esac
 782
 783     emulations="$emulations $emulation"
 784
 785 done
 786
 787 # Turn on all targets if possible
 788 if test ${all_targets} = "yes"; then
 789   case ${target_cpu_type} in
 790   i386)
 791     case ${obj_format} in
 792     aout)
 793       emulations="$emulations i386coff i386elf"
 794       ;;
 795     coff)
 796       emulations="$emulations i386aout i386elf"
 797     ;;
 798     elf)
 799       emulations="$emulations i386aout i386coff"
 800       ;;
 801     esac
 802   ;;
 803   esac
 804 fi
 805
 806 # Assign floating point type.  Most processors with FP support
 807 # IEEE FP.  On those that don't support FP at all, usually IEEE
 808 # is emulated.
 809 case ${target_cpu} in
 810   vax | tahoe ) atof=${target_cpu} ;;
 811   pdp11)        atof=vax ;;
 812   *)            atof=ieee ;;
 813 esac
 814
 815 case "${obj_format}" in
 816   "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
 817 esac
 818
 819 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
 820 cgen_cpu_prefix=""
 821 if test $using_cgen = yes ; then
 822   case ${target_cpu} in
 823     *) cgen_cpu_prefix=${target_cpu} ;;
 824   esac
 825   AC_SUBST(cgen_cpu_prefix)
 826   AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
 827 fi
 828
 829 dnl
 830 dnl Make sure the desired support files exist.
 831 dnl
 832
 833 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
 834   AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
 835 fi
 836
 837 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
 838   AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
 839 fi
 840
 841 case ${user_bfd_gas}-${primary_bfd_gas} in
 842   yes-yes | no-no)
 843     # We didn't override user's choice.
 844     ;;
 845   no-yes)
 846     AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
 847     ;;
 848   no-preferred)
 849     primary_bfd_gas=no
 850     ;;
 851   *-preferred)
 852     primary_bfd_gas=yes
 853     ;;
 854   yes-*)
 855     primary_bfd_gas=yes
 856     ;;
 857   -*)
 858     # User specified nothing.
 859     ;;
 860 esac
 861
 862 # Some COFF configurations want these random other flags set.
 863 case ${obj_format} in
 864   coff)
 865     case ${target_cpu_type} in
 866       i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
 867       m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
 868       m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
 869     esac
 870     ;;
 871 esac
 872
 873 # Getting this done right is going to be a bitch.  Each configuration specified
 874 # with --enable-targets=... should be checked for environment, format, cpu, and
 875 # bfd_gas setting.
 876 #
 877 # For each configuration, the necessary object file support code must be linked
 878 # in.  This might be only one, it might be up to four.  The necessary emulation
 879 # code needs to be provided, too.
 880 #
 881 # And then there's "--enable-targets=all"....
 882 #
 883 # For now, just always do it for MIPS ELF or ECOFF configurations.  Sigh.
 884
 885 formats="${obj_format}"
 886 emfiles=""
 887 EMULATIONS=""
 888 GAS_UNIQ(emulations)
 889 for em in . $emulations ; do
 890   case $em in
 891     .)  continue ;;
 892     mipsbelf | mipslelf | mipself)
 893         fmt=elf   file=mipself ;;
 894     mipsbecoff | mipslecoff | mipsecoff)
 895         fmt=ecoff file=mipsecoff ;;
 896     *coff)
 897         fmt=coff  file=$em ;;
 898     *aout)
 899         fmt=aout file=$em ;;
 900     *elf)
 901         fmt=elf file=$em ;;
 902   esac
 903   formats="$formats $fmt"
 904   emfiles="$emfiles e-$file.o"
 905   EMULATIONS="$EMULATIONS &$em,"
 906 done
 907 GAS_UNIQ(formats)
 908 GAS_UNIQ(emfiles)
 909 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
 910   for fmt in $formats ; do
 911     case $fmt in
 912       aout)     AC_DEFINE(OBJ_MAYBE_AOUT, 1,    [a.out support?])   ;;
 913       bout)     AC_DEFINE(OBJ_MAYBE_BOUT, 1,    [b.out support?])   ;;
 914       coff)     AC_DEFINE(OBJ_MAYBE_COFF, 1,    [COFF support?])    ;;
 915       ecoff)    AC_DEFINE(OBJ_MAYBE_ECOFF, 1,   [ECOFF support?])   ;;
 916       elf)      AC_DEFINE(OBJ_MAYBE_ELF, 1,     [ELF support?])     ;;
 917       generic)  AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
 918       hp300)    AC_DEFINE(OBJ_MAYBE_HP300, 1,   [HP300 support?])   ;;
 919       ieee)     AC_DEFINE(OBJ_MAYBE_IEEE, 1,    [IEEE support?])    ;;
 920       som)      AC_DEFINE(OBJ_MAYBE_SOM, 1,     [SOM support?])     ;;
 921       vms)      AC_DEFINE(OBJ_MAYBE_VMS, 1,     [VMS support?])     ;;
 922     esac
 923     extra_objects="$extra_objects obj-$fmt.o"
 924   done
 925   obj_format=multi
 926 fi
 927 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
 928   DEFAULT_EMULATION=`set . $emulations ; echo $2`
 929   # e-mips* has more than one emulation per file, e-i386* has just one at the
 930   # moment.  If only one emulation is specified, then don't define
 931   # USE_EMULATIONS or include any of the e-files as they will only be bloat.
 932   case "${obj_format}${emfiles}" in
 933     multi* | *mips*)
 934       extra_objects="$extra_objects $emfiles"
 935       AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
 936   esac
 937 fi
 938 AC_SUBST(extra_objects)
 939 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
 940 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
 941                    [Default emulation.])
 942
 943 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
 944   yes-*-coff)   need_bfd=yes ;;
 945   no-*-coff)    need_bfd=yes
 946                 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
 947 esac
 948
 949 reject_dev_configs=yes
 950
 951 case ${reject_dev_configs}-${dev} in
 952   yes-yes) # Oops.
 953     AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
 954     ;;
 955 esac
 956
 957 AC_SUBST(target_cpu_type)
 958 AC_SUBST(obj_format)
 959 AC_SUBST(te_file)
 960 AC_SUBST(install_tooldir)
 961 AC_SUBST(atof)
 962 dnl AC_SUBST(emulation)
 963
 964 case "${primary_bfd_gas}" in
 965   yes)  AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
 966         need_bfd=yes ;;
 967 esac
 968
 969 # do we need the opcodes library?
 970 case "${need_opcodes}" in
 971 yes)
 972   OPCODES_LIB=../opcodes/libopcodes.la
 973   ;;
 974 esac
 975
 976 case "${need_bfd}" in
 977 yes)
 978   BFDLIB=../bfd/libbfd.la
 979   BFDVER_H=../bfd/bfdver.h
 980   ALL_OBJ_DEPS="$ALL_OBJ_DEPS"' ../bfd/bfd.h $(INCDIR)/symcat.h'
 981   ;;
 982 esac
 983
 984 AC_SUBST(BFDLIB)
 985 AC_SUBST(OPCODES_LIB)
 986
 987 AC_SUBST(BFDVER_H)
 988 AC_SUBST(ALL_OBJ_DEPS)
 989
 990 AC_DEFINE_UNQUOTED(TARGET_ALIAS,        "${target_alias}", [Target alias.])
 991 AC_DEFINE_UNQUOTED(TARGET_CANONICAL,    "${target}",       [Canonical target.])
 992 AC_DEFINE_UNQUOTED(TARGET_CPU,          "${target_cpu}",   [Target CPU.])
 993 AC_DEFINE_UNQUOTED(TARGET_VENDOR,       "${target_vendor}", [Target vendor.])
 994 AC_DEFINE_UNQUOTED(TARGET_OS,           "${target_os}",    [Target OS.])
 995
 996 AC_PROG_CC
 997
 998 AC_PROG_YACC
 999 AM_PROG_LEX
1000
1001 ALL_LINGUAS="fr tr es"
1002 CY_GNU_GETTEXT
1003
1004 AM_MAINTAINER_MODE
1005 AC_EXEEXT
1006
1007 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
1008
1009 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
1010 # people who are not cross-compiling but are compiling cross-assemblers.
1011 AC_MSG_CHECKING(whether compiling a cross-assembler)
1012 if test "${host}" = "${target}"; then
1013   cross_gas=no
1014 else
1015   cross_gas=yes
1016   AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
1017 fi
1018 AC_MSG_RESULT($cross_gas)
1019
1020 dnl ansidecl.h will deal with const
1021 dnl AC_CONST
1022 AC_FUNC_ALLOCA
1023 AC_C_INLINE
1024
1025 # VMS doesn't have unlink.
1026 AC_CHECK_FUNCS(unlink remove, break)
1027
1028 # Some systems don't have sbrk().
1029 AC_CHECK_FUNCS(sbrk)
1030
1031 # do we need the math library?
1032 case "${need_libm}" in
1033 yes)
1034   AC_CHECK_LIBM
1035   AC_SUBST(LIBM)
1036   ;;
1037 esac
1038
1039 # Some non-ANSI preprocessors botch requoting inside strings.  That's bad
1040 # enough, but on some of those systems, the assert macro relies on requoting
1041 # working properly!
1042 GAS_WORKING_ASSERT
1043
1044 # On some systems, the system header files may not declare malloc, realloc,
1045 # and free.  There are places where gas needs these functions to have been
1046 # declared -- such as when taking their addresses.
1047 gas_test_headers="
1048 #ifdef HAVE_MEMORY_H
1049 #include <memory.h>
1050 #endif
1051 #ifdef HAVE_STRING_H
1052 #include <string.h>
1053 #else
1054 #ifdef HAVE_STRINGS_H
1055 #include <strings.h>
1056 #endif
1057 #endif
1058 #ifdef HAVE_STDLIB_H
1059 #include <stdlib.h>
1060 #endif
1061 #ifdef HAVE_UNISTD_H
1062 #include <unistd.h>
1063 #endif
1064 "
1065 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
1066 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
1067 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
1068 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
1069 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
1070
1071 # Does errno.h declare errno, or do we have to add a separate declaration
1072 # for it?
1073 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
1074 #ifdef HAVE_ERRNO_H
1075 #include <errno.h>
1076 #endif
1077 ])
1078
1079 dnl This must come last.
1080
1081 dnl We used to make symlinks to files in the source directory, but now
1082 dnl we just use the right name for .c files, and create .h files in
1083 dnl the build directory which include the right .h file.  Make sure
1084 dnl the old symlinks don't exist, so that a reconfigure in an existing
1085 dnl directory behaves reasonably.
1086
1087 AC_CONFIG_FILES(Makefile doc/Makefile po/Makefile.in:po/Make-in)
1088 AC_CONFIG_COMMANDS([default],
1089 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
1090  echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
1091  echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
1092  echo '#include "te-'"${te_file}"'.h"' > targ-env.h
1093  echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
1094  if test "x$cgen_cpu_prefix" != x ; then
1095    echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
1096  fi
1097
1098  sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
1099 [target_cpu_type=${target_cpu_type}
1100  cgen_cpu_prefix=${cgen_cpu_prefix}
1101  obj_format=${obj_format}
1102  te_file=${te_file}])
1103
1104 AC_OUTPUT