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(2.13)
   9 AC_INIT(as.h)
  10
  11 AC_CANONICAL_SYSTEM
  12 AC_ISC_POSIX
  13
  14 changequote(,)dnl
  15 BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[         ]*\([^  ]*\)[   ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
  16 changequote([,])dnl
  17 AM_INIT_AUTOMAKE(gas, ${BFD_VERSION})
  18
  19 AM_PROG_LIBTOOL
  20
  21 user_bfd_gas=
  22 AC_ARG_ENABLE(bfd-assembler,
  23 [  --enable-bfd-assembler  use BFD back end for writing object files],
  24 [case "${enableval}" in
  25   yes) need_bfd=yes user_bfd_gas=yes ;;
  26   no)  user_bfd_gas=no ;;
  27   *)   AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
  28 esac])dnl
  29 AC_ARG_ENABLE(targets,
  30 [    targets            alternative target configurations besides the primary],
  31 [case "${enableval}" in
  32   yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
  33             ;;
  34   no)       enable_targets= ;;
  35   *)        enable_targets=$enableval ;;
  36 esac])dnl
  37 AC_ARG_ENABLE(commonbfdlib,
  38 [  --enable-commonbfdlib   build shared BFD/opcodes/libiberty library],
  39 [case "${enableval}" in
  40   yes) commonbfdlib=true ;;
  41   no)  commonbfdlib=false ;;
  42   *)   AC_MSG_ERROR([bad value ${enableval} for BFD commonbfdlib option]) ;;
  43 esac])dnl
  44
  45 using_cgen=no
  46
  47 build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
  48 AC_ARG_ENABLE(build-warnings,
  49 [  --enable-build-warnings Enable build-time compiler warnings if gcc is used],
  50 [case "${enableval}" in
  51   yes)  ;;
  52   no)   build_warnings="-w";;
  53   ,*)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
  54         build_warnings="${build_warnings} ${t}";;
  55   *,)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
  56         build_warnings="${t} ${build_warnings}";;
  57   *)    build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
  58 esac
  59 if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
  60   echo "Setting warning flags = $build_warnings" 6>&1
  61 fi])dnl
  62 WARN_CFLAGS=""
  63 if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
  64     WARN_CFLAGS="${build_warnings}"
  65 fi
  66 AC_SUBST(WARN_CFLAGS)
  67
  68 # Generate a header file
  69 AM_CONFIG_HEADER(config.h:config.in)
  70
  71 # If we are on a DOS filesystem, we must use gdb.ini rather than
  72 # .gdbinit.
  73 GDBINIT=".gdbinit"
  74 case "${host}" in
  75   *-*-msdos* | *-*-go32* | *-*-mingw32* | *-*-windows*)
  76     GDBINIT="gdb.ini"
  77     ;;
  78 esac
  79 AC_SUBST(GDBINIT)
  80
  81 te_file=generic
  82
  83 # Makefile target for installing gas in $(tooldir)/bin.
  84 install_tooldir=install-exec-tooldir
  85
  86 canon_targets=""
  87 all_targets=no
  88 if test -n "$enable_targets" ; then
  89   for t in `echo $enable_targets | sed 's/,/ /g'`; do
  90     if test $t = "all"; then
  91       all_targets=yes
  92       continue
  93     fi
  94     result=`$ac_config_sub $t 2>/dev/null`
  95     if test -n "$result" ; then
  96       canon_targets="$canon_targets $result"
  97 #    else
  98 #      # Permit "all", etc.  We don't support it yet though.
  99 #      canon_targets="$canon_targets $t"
 100     fi
 101   done
 102   GAS_UNIQ(canon_targets)
 103 fi
 104
 105 emulations=""
 106
 107 for this_target in $target $canon_targets ; do
 108
 109 changequote(,)dnl
 110     eval `echo $this_target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
 111 changequote([,])dnl
 112
 113     # check for architecture variants
 114     arch=
 115     endian=
 116     case ${cpu} in
 117       am33_2.0)         cpu_type=mn10300 endian=little ;;
 118       alpha*)           cpu_type=alpha ;;
 119       arm*b|xscale*b|strongarm*b) cpu_type=arm endian=big ;;
 120       arm*|xscale*|strongarm*)    cpu_type=arm endian=little ;;
 121       c4x*)             cpu_type=tic4x ;;
 122       hppa*)            cpu_type=hppa ;;
 123 changequote(,)dnl
 124       i[3-7]86)         cpu_type=i386 arch=i386;;
 125       x86_64)           cpu_type=i386 arch=x86_64;;
 126       ia64)             cpu_type=ia64 ;;
 127       ip2k)             cpu_type=ip2k endian=big ;;
 128       iq2000)           cpu_type=iq2000 endian=big ;;
 129       m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
 130       m680[012346]0)    cpu_type=m68k ;;
 131 changequote([,])dnl
 132       m68008)           cpu_type=m68k ;;
 133       m683??)           cpu_type=m68k ;;
 134       m5200)            cpu_type=m68k ;;
 135       m8*)              cpu_type=m88k ;;
 136       mips*el)          cpu_type=mips endian=little ;;
 137       mips*)            cpu_type=mips endian=big ;;
 138       or32*)            cpu_type=or32 endian=big ;;
 139       pjl*)             cpu_type=pj endian=little ;;
 140       pj*)              cpu_type=pj endian=big ;;
 141       powerpc*le*)      cpu_type=ppc endian=little ;;
 142       powerpc*)         cpu_type=ppc endian=big ;;
 143       rs6000*)          cpu_type=ppc ;;
 144       s390x*)           cpu_type=s390 arch=s390x ;;
 145       s390*)            cpu_type=s390 arch=s390 ;;
 146       sh5*)             cpu_type=sh64 endian=big ;;
 147       sh5le*)           cpu_type=sh64 endian=little ;;
 148       sh64*)            cpu_type=sh64 endian=big ;;
 149       sh64le*)          cpu_type=sh64 endian=little ;;
 150       sh*le)            cpu_type=sh endian=little ;;
 151       sh*)              cpu_type=sh endian=big ;;
 152       sparclite*)       cpu_type=sparc arch=sparclite ;;
 153       sparclet*)        cpu_type=sparc arch=sparclet ;;
 154       sparc64*)         cpu_type=sparc arch=v9-64 ;;
 155       sparc86x*)        cpu_type=sparc arch=sparc86x  ;;
 156       sparc*)           cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
 157       v850*)            cpu_type=v850 ;;
 158       xtensa*)          cpu_type=xtensa arch=xtensa ;;
 159       *)                cpu_type=${cpu} ;;
 160     esac
 161
 162     if test ${this_target} = $target ; then
 163       target_cpu_type=${cpu_type}
 164     elif test ${target_cpu_type} != ${cpu_type} ; then
 165       continue
 166     fi
 167
 168     generic_target=${cpu_type}-$vendor-$os
 169     dev=no
 170     bfd_gas=no
 171     em=generic
 172
 173     # assign object format
 174     case ${generic_target} in
 175       a29k-*-coff)                      fmt=coff ;;
 176       a29k-amd-udi)                     fmt=coff ;;
 177       a29k-amd-ebmon)                   fmt=coff ;;
 178       a29k-nyu-sym1)                    fmt=coff ;;
 179       a29k-*-rtems*)                    fmt=coff ;;
 180       a29k-*-vxworks*)                  fmt=coff ;;
 181
 182       alpha*-*-*vms*)                   fmt=evax ;;
 183       alpha*-*-netware*)                fmt=ecoff ;;
 184       alpha*-*-osf*)                    fmt=ecoff ;;
 185       alpha*-*-linuxecoff*)             fmt=ecoff ;;
 186       alpha*-*-linux-gnu*)              fmt=elf em=linux ;;
 187       alpha*-*-netbsd*)                 fmt=elf em=nbsd ;;
 188       alpha*-*-openbsd*)                fmt=elf em=obsd ;;
 189
 190       # cpu_type for am33_2.0 is set to mn10300
 191       mn10300-*-linux*)                 fmt=elf bfd_gas=yes em=linux ;;
 192
 193       arc-*-elf*)                       fmt=elf ;;
 194
 195       arm-*-aout)                       fmt=aout ;;
 196       arm-*-coff | thumb-*-coff)        fmt=coff ;;
 197       arm-*-rtems | thumb-*-rtems)      fmt=elf ;;
 198       arm-*-elf | thumb-*-elf)          fmt=elf ;;
 199       arm-*-kaos*)                      fmt=elf ;;
 200       arm*-*-conix*)                    fmt=elf ;;
 201       arm-*-linux*aout*)                fmt=aout em=linux ;;
 202       arm*-*-linux-gnu*)                fmt=elf  em=linux ;;
 203       arm*-*-uclinux*)                  fmt=elf  em=linux ;;
 204       arm-*-netbsdelf*)                 fmt=elf  em=nbsd ;;
 205       arm-*-*n*bsd*)                    fmt=aout em=nbsd ;;
 206       arm-**-nto*)                      fmt=elf ;;
 207       arm-*-oabi | thumb-*-oabi)        fmt=elf ;;
 208       arm-epoc-pe | thumb-epoc-pe)      fmt=coff em=epoc-pe ;;
 209       arm-*-wince)                      fmt=coff em=wince-pe ;;
 210       arm-*-pe | thumb-*-pe)            fmt=coff em=pe ;;
 211       arm-*-riscix*)                    fmt=aout em=riscix ;;
 212       arm-*-vxworks)                    fmt=coff ;;
 213
 214       avr-*-*)                          fmt=elf ;;
 215
 216       cris-*-linux-gnu*)                fmt=multi bfd_gas=yes em=linux ;;
 217       cris-*-*)                         fmt=multi bfd_gas=yes ;;
 218
 219       d10v-*-*)                         fmt=elf ;;
 220       d30v-*-*)                         fmt=elf ;;
 221       dlx-*-*)                          fmt=elf ;;
 222
 223       fr30-*-*)                         fmt=elf ;;
 224       frv-*-*)                          fmt=elf ;;
 225
 226       hppa-*-linux*)    case ${cpu} in
 227                             hppa*64*)   fmt=elf em=hppalinux64;;
 228                             hppa*)      fmt=elf em=linux;;
 229                         esac ;;
 230       hppa-*-*elf*)                     fmt=elf em=hppa ;;
 231       hppa-*-lites*)                    fmt=elf em=hppa ;;
 232       hppa-*-netbsd*)                   fmt=elf em=nbsd ;;
 233       hppa-*-openbsd*)                  fmt=elf em=hppa ;;
 234       hppa-*-osf*)                      fmt=som em=hppa ;;
 235       hppa-*-rtems*)                    fmt=elf em=hppa ;;
 236       hppa-*-hpux11*)   case ${cpu} in
 237                             hppa*64*)   fmt=elf em=hppa64 ;;
 238                             hppa*)      fmt=som em=hppa ;;
 239                         esac ;;
 240       hppa-*-hpux*)                     fmt=som em=hppa ;;
 241       hppa-*-mpeix*)                    fmt=som em=hppa ;;
 242       hppa-*-bsd*)                      fmt=som em=hppa ;;
 243       hppa-*-hiux*)                     fmt=som em=hppa ;;
 244
 245       h8300-*-rtems*)                   fmt=coff ;;
 246       h8300-*-coff)                     fmt=coff ;;
 247       h8300-*-elf)                      fmt=elf ;;
 248       h8500-*-rtems*)                   fmt=coff ;;
 249       h8500-*-coff)                     fmt=coff ;;
 250
 251       i370-*-elf* | i370-*-linux*)      fmt=elf ;;
 252       i386-ibm-aix*)                    fmt=coff em=i386aix ;;
 253       i386-sequent-bsd*)                fmt=aout em=dynix ;;
 254       i386-*-beospe*)                   fmt=coff em=pe ;;
 255       i386-*-beos*)                     fmt=elf ;;
 256       i386-*-coff)                      fmt=coff ;;
 257       i386-*-elf)                       fmt=elf ;;
 258       i386-*-kaos*)                     fmt=elf ;;
 259       i386-*-bsd*)                      fmt=aout em=386bsd ;;
 260       i386-*-netbsd0.8)                 fmt=aout em=386bsd ;;
 261       i386-*-netbsdpe*)                 fmt=coff em=pe ;;
 262       i386-*-netbsd*-gnu*)              fmt=elf em=nbsd ;;
 263       i386-*-netbsdelf*)                fmt=elf em=nbsd ;;
 264       i386-*-*n*bsd*)   case ${cpu} in
 265                             x86_64)     fmt=elf em=nbsd ;;
 266                             *)          fmt=aout em=nbsd ;;
 267                         esac ;;
 268       i386-*-linux*aout*)               fmt=aout em=linux ;;
 269       i386-*-linux*oldld)               fmt=aout em=linux ;;
 270       i386-*-linux*coff*)               fmt=coff em=linux ;;
 271       i386-*-linux-gnu*)                fmt=elf em=linux ;;
 272       x86_64-*-linux-gnu*)              fmt=elf em=linux ;;
 273       i386-*-lynxos*)                   fmt=coff em=lynx ;;
 274 changequote(,)dnl
 275       i386-*-sysv[45]*)                 fmt=elf ;;
 276       i386-*-solaris*)                  fmt=elf ;;
 277       i386-*-freebsdaout*)              fmt=aout em=386bsd ;;
 278       i386-*-freebsd[12].*)             fmt=aout em=386bsd ;;
 279       i386-*-freebsd[12])               fmt=aout em=386bsd ;;
 280 changequote([,])dnl
 281       i386-*-freebsd*)                  fmt=elf em=freebsd ;;
 282       i386-*-sysv*)                     fmt=coff ;;
 283       i386-*-sco3.2v5*coff)             fmt=coff ;;
 284       i386-*-isc*)                      fmt=coff ;;
 285       i386-*-sco3.2v5*)                 fmt=elf
 286           if test ${this_target} = $target; then
 287             AC_DEFINE(SCO_ELF, 1, [Define if defaulting to ELF on SCO 5.])
 288           fi ;;
 289       i386-*-sco3.2*)                   fmt=coff ;;
 290       i386-*-vsta)                      fmt=aout ;;
 291       i386-*-msdosdjgpp* \
 292       | i386-*-go32* \
 293       | i386-go32-rtems*)               fmt=coff em=go32
 294             AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?]) ;;
 295       i386-*-rtemself*)                 fmt=elf ;;
 296       i386-*-rtemscoff*)                fmt=coff ;;
 297       i386-*-rtems*)                    fmt=elf ;;
 298       i386-*-gnu*)                      fmt=elf ;;
 299       i386-*-mach*)                     fmt=aout em=mach ;;
 300       i386-*-msdos*)                    fmt=aout ;;
 301       i386-*-moss*)                     fmt=elf ;;
 302       i386-*-pe)                        fmt=coff em=pe ;;
 303       i386-*-cygwin*)                   fmt=coff em=pe ;;
 304       i386-*-interix*)                  fmt=coff em=interix ;;
 305       i386-*-mingw32*)                  fmt=coff em=pe ;;
 306       i386-*-nto-qnx*)                  fmt=elf ;;
 307       i386-*-*nt*)                      fmt=coff em=pe ;;
 308       i386-*-vxworks*)                  fmt=aout ;;
 309       i386-*-chaos)                     fmt=elf ;;
 310
 311       i860-*-*)                         fmt=elf endian=little
 312                 AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
 313       i960-*-bout)                      fmt=bout ;;
 314       i960-*-coff)                      fmt=coff em=ic960 ;;
 315       i960-*-rtems*)                    fmt=coff em=ic960 ;;
 316       i960-*-nindy*)                    fmt=bout ;;
 317       i960-*-vxworks5.0)                fmt=bout ;;
 318       i960-*-vxworks5.*)                fmt=coff em=ic960 ;;
 319       i960-*-vxworks*)                  fmt=bout ;;
 320       i960-*-elf*)                      fmt=elf ;;
 321
 322       ia64-*-elf*)                      fmt=elf ;;
 323       ia64-*-aix*)                      fmt=elf em=ia64aix ;;
 324       ia64-*-linux-gnu*)                fmt=elf em=linux ;;
 325       ia64-*-hpux*)                     fmt=elf em=hpux ;;
 326       ia64-*-netbsd*)                   fmt=elf em=nbsd ;;
 327
 328       ip2k-*-*)                         fmt=elf ;;
 329
 330       iq2000-*-elf)                     fmt=elf bfd_gas=yes ;;
 331
 332       m32r-*-*)                         fmt=elf ;;
 333
 334       m68hc11-*-* | m6811-*-*)          fmt=elf ;;
 335       m68hc12-*-* | m6812-*-*)          fmt=elf ;;
 336
 337       m68k-*-vxworks*)                  fmt=aout em=sun3 ;;
 338       m68k-ericsson-ose)                fmt=aout em=sun3 ;;
 339       m68k-*-sunos*)                    fmt=aout em=sun3 ;;
 340       m68k-motorola-sysv*)              fmt=coff em=delta ;;
 341       m68k-bull-sysv3*)                 fmt=coff em=dpx2 ;;
 342       m68k-apollo-*)                    fmt=coff em=apollo ;;
 343       m68k-*-elf*)                      fmt=elf ;;
 344       m68k-*-sysv4*)                    fmt=elf em=svr4 ;;
 345       m68k-*-sysv*)                     fmt=coff ;;
 346       m68k-*-coff | m68k-*-rtemscoff*)  fmt=coff ;;
 347       m68k-*-rtems*)                    fmt=elf ;;
 348       m68k-*-hpux*)                     fmt=hp300 em=hp300 ;;
 349       m68k-*-linux*aout*)               fmt=aout em=linux ;;
 350       m68k-*-linux-gnu*)                fmt=elf em=linux ;;
 351       m68k-*-gnu*)                      fmt=elf ;;
 352       m68k-*-lynxos*)                   fmt=coff em=lynx ;;
 353       m68k-*-netbsdelf*)                fmt=elf em=nbsd ;;
 354       m68k-*-netbsd*)                   fmt=aout em=nbsd bfd_gas=yes ;;
 355       m68k-*-openbsd*)                  fmt=aout em=nbsd bfd_gas=yes ;;
 356       m68k-apple-aux*)                  fmt=coff em=aux ;;
 357       m68k-*-psos*)                     fmt=elf em=psos;;
 358
 359       m88k-motorola-sysv3*)             fmt=coff em=delt88 ;;
 360       m88k-*-coff*)                     fmt=coff ;;
 361
 362       mcore-*-elf)                      fmt=elf ;;
 363       mcore-*-pe)                       fmt=coff em=pe bfd_gas=yes ;;
 364
 365       # don't change em like *-*-bsd does
 366       mips-dec-openbsd*)                fmt=elf endian=little ;;
 367       mips-dec-bsd*)                    fmt=aout endian=little ;;
 368       mips-sony-bsd*)                   fmt=ecoff ;;
 369       mips-*-bsd*)
 370             AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
 371       mips-*-ultrix*)                   fmt=ecoff endian=little ;;
 372       mips-*-osf*)                      fmt=ecoff endian=little ;;
 373       mips-*-ecoff*)                    fmt=ecoff ;;
 374       mips-*-pe*)                       fmt=coff endian=little em=pe ;;
 375       mips-*-irix6*)                    fmt=elf em=irix ;;
 376       mips-*-irix5*)                    fmt=elf em=irix ;;
 377       mips-*-irix*)                     fmt=ecoff em=irix ;;
 378       mips-*-lnews*)                    fmt=ecoff em=lnews ;;
 379       mips-*-riscos*)                   fmt=ecoff ;;
 380       mips*-*-linux*)                   fmt=elf em=tmips ;;
 381       mips-*-sysv4*MP* | mips-*-gnu*)   fmt=elf em=tmips ;;
 382       mips-*-sysv*)                     fmt=ecoff ;;
 383       mips-*-elf* | mips-*-rtems*)      fmt=elf ;;
 384       mips-*-netbsd*)                   fmt=elf ;;
 385       mips-*-openbsd*)                  fmt=elf ;;
 386       mips-*-vxworks*)                  fmt=elf ;;
 387
 388       mmix-*-*)                         fmt=elf ;;
 389       mn10200-*-*)                      fmt=elf ;;
 390       mn10300-*-*)                      fmt=elf ;;
 391       msp430-*-*)                       fmt=elf ;;
 392       openrisc-*-*)                     fmt=elf ;;
 393       or32-*-rtems*)                    fmt=coff ;;
 394       or32-*-coff)                      fmt=coff ;;
 395       or32-*-elf)                       fmt=elf ;;
 396       pj*)                              fmt=elf ;;
 397
 398       ppc-*-pe | ppc-*-cygwin*)         fmt=coff em=pe ;;
 399       ppc-*-winnt*)                     fmt=coff em=pe ;;
 400       ppc-*-aix5*)                      fmt=coff em=aix5 ;;
 401       ppc-*-aix*)                       fmt=coff ;;
 402       ppc-*-beos*)                      fmt=coff ;;
 403       ppc-*-*n*bsd* | ppc-*-elf*)       fmt=elf ;;
 404       ppc-*-eabi* | ppc-*-sysv4*)       fmt=elf ;;
 405       ppc-*-linux-gnu*)                 fmt=elf
 406             case "$endian" in
 407                 big)  ;;
 408                 *)    AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
 409             esac ;;
 410       ppc-*-solaris*)                   fmt=elf
 411             if test ${this_target} = $target; then
 412                 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
 413                           [Define if default target is PowerPC Solaris.])
 414             fi
 415             if test x${endian} = xbig; then
 416                 AC_MSG_ERROR(Solaris must be configured little endian)
 417             fi ;;
 418       ppc-*-rtems*)                     fmt=elf ;;
 419       ppc-*-macos* | ppc-*-mpw*)        fmt=coff em=macos ;;
 420       ppc-*-netware*)                   fmt=elf em=ppcnw ;;
 421       ppc-**-nto*)                      fmt=elf ;;
 422       ppc-*-vxworks*)                   fmt=elf ;;
 423       ppc-*-windiss*)                   fmt=elf ;;
 424       ppc-*-kaos*)                      fmt=elf ;;
 425
 426       s390x-*-linux-gnu*)               fmt=elf em=linux ;;
 427       s390-*-linux-gnu*)                fmt=elf em=linux ;;
 428
 429       sh*-*-linux*)                     fmt=elf em=linux
 430             case ${cpu} in
 431                 sh*eb)  endian=big ;;
 432                 *)      endian=little ;;
 433             esac ;;
 434       sh5*-*-netbsd*)                   fmt=elf em=nbsd ;;
 435       sh64*-*-netbsd*)                  fmt=elf em=nbsd ;;
 436       sh*-*-netbsdelf*)                 fmt=elf em=nbsd ;;
 437       sh-*-elf*)                        fmt=elf ;;
 438       sh-*-coff*)                       fmt=coff ;;
 439       sh-*-nto*)                        fmt=elf ;;
 440       sh-*-pe*)                         fmt=coff em=pe bfd_gas=yes endian=little ;;
 441       sh-*-rtemself*)                   fmt=elf ;;
 442       sh-*-rtems*)                      fmt=coff ;;
 443       sh-*-kaos*)                       fmt=elf ;;
 444       shle*-*-kaos*)                    fmt=elf ;;
 445       sh64-*-elf*)                      fmt=elf ;;
 446
 447       ns32k-pc532-mach*)                fmt=aout em=pc532mach ;;
 448       ns32k-pc532-ux*)                  fmt=aout em=pc532mach ;;
 449       ns32k-pc532-lites*)               fmt=aout em=nbsd532 ;;
 450       ns32k-*-*n*bsd*)                  fmt=aout em=nbsd532 ;;
 451
 452       sparc-*-rtemsaout*)               fmt=aout ;;
 453       sparc-*-rtemself*)                fmt=elf ;;
 454       sparc-*-rtems*)                   fmt=elf ;;
 455       sparc-*-sunos4*)                  fmt=aout em=sun3 ;;
 456       sparc-*-aout | sparc*-*-vxworks*) fmt=aout em=sparcaout ;;
 457       sparc-*-coff)                     fmt=coff ;;
 458       sparc-*-linux*aout*)              fmt=aout em=linux ;;
 459       sparc-*-linux-gnu*)               fmt=elf em=linux ;;
 460       sparc-*-lynxos*)                  fmt=coff em=lynx ;;
 461       sparc-fujitsu-none)               fmt=aout ;;
 462       sparc-*-elf)                      fmt=elf ;;
 463       sparc-*-sysv4*)                   fmt=elf ;;
 464       sparc-*-solaris*)                 fmt=elf ;;
 465       sparc-*-netbsdelf*)               fmt=elf em=nbsd ;;
 466       sparc-*-*n*bsd*)  case ${cpu} in
 467                             sparc64)    fmt=elf em=nbsd ;;
 468                             *)          fmt=aout em=nbsd ;;
 469                         esac ;;
 470       strongarm-*-coff)                 fmt=coff ;;
 471       strongarm-*-elf)                  fmt=elf ;;
 472       strongarm-*-kaos*)                fmt=elf ;;
 473       xscale-*-coff)                    fmt=coff ;;
 474       xscale-*-elf)                     fmt=elf ;;
 475
 476       tic30-*-*aout*)                   fmt=aout bfd_gas=yes ;;
 477       tic30-*-*coff*)                   fmt=coff bfd_gas=yes ;;
 478       tic4x-*-* | c4x-*-*)              fmt=coff bfd_gas=yes ;;
 479       tic54x-*-* | c54x*-*-*)           fmt=coff bfd_gas=yes need_libm=yes;;
 480       tic80-*-*)                        fmt=coff ;;
 481
 482       v850-*-*)                         fmt=elf ;;
 483       v850e-*-*)                        fmt=elf ;;
 484       v850ea-*-*)                       fmt=elf ;;
 485
 486       vax-*-netbsdelf*)                 fmt=elf em=nbsd ;;
 487       vax-*-netbsd*)                    fmt=aout em=nbsd ;;
 488       vax-*-bsd* | vax-*-ultrix*)       fmt=aout ;;
 489       vax-*-vms)                        fmt=vms ;;
 490
 491       w65-*-*)                          fmt=coff ;;
 492
 493       xstormy16-*-*)                    fmt=elf ;;
 494
 495       xtensa-*-*)                       fmt=elf ;;
 496
 497       z8k-*-coff | z8k-*-sim)           fmt=coff ;;
 498
 499       *-*-aout | *-*-scout)             fmt=aout ;;
 500       *-*-freebsd*)                     fmt=elf em=freebsd ;;
 501       *-*-nindy*)                       fmt=bout ;;
 502       *-*-bsd*)                         fmt=aout em=sun3 ;;
 503       *-*-generic)                      fmt=generic ;;
 504       *-*-xray | *-*-hms)               fmt=coff ;;
 505       *-*-sim)                          fmt=coff ;;
 506       *-*-elf | *-*-sysv4* | *-*-solaris*) fmt=elf dev=yes ;;
 507       *-*-aros*)                                fmt=elf em=linux bfd_gas=yes ;;
 508       *-*-vxworks)                      fmt=aout ;;
 509       *-*-netware)                      fmt=elf ;;
 510     esac
 511
 512     if test ${this_target} = $target ; then
 513       endian_def=
 514       if test x${endian} = xbig; then
 515         endian_def=1
 516       elif test x${endian} = xlittle; then
 517         endian_def=0
 518       fi
 519       if test x${endian_def} != x; then
 520         AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
 521                            [Define as 1 if big endian.])
 522       fi
 523     fi
 524
 525     case ${cpu_type}-${fmt} in
 526         alpha*-* | arm-* | i386-* | ia64*-* | mips-* | ns32k-* \
 527                 | pdp11-* | ppc-* | sparc-* | strongarm-* | xscale-* \
 528                 | *-elf | *-ecoff | *-som)
 529             bfd_gas=yes ;;
 530     esac
 531
 532 # Other random stuff.
 533
 534     case ${cpu_type} in
 535       mips)
 536         # Set mips_cpu to the name of the default CPU.
 537         case ${target_cpu} in
 538           mips | mipsbe | mipseb | mipsle | mipsel | mips64 | mips64el)
 539             mips_cpu=from-abi
 540             ;;
 541           mipsisa32 | mipsisa32el)
 542             mips_cpu=mips32
 543             ;;
 544           mipsisa32r2 | mipsisa32r2el)
 545             mips_cpu=mips32r2
 546             ;;
 547           mipsisa64 | mipsisa64el)
 548             mips_cpu=mips64
 549             ;;
 550           mipstx39 | mipstx39el)
 551             mips_cpu=r3900
 552             ;;
 553           mips64vr | mips64vrel)
 554             mips_cpu=vr4100
 555             ;;
 556           mipsisa32r2*)
 557 changequote(,)dnl
 558             mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..r2//' -e 's/el$//'`
 559 changequote([,])dnl
 560             ;;
 561           mips64* | mipsisa64* | mipsisa32*)
 562 changequote(,)dnl
 563             mips_cpu=`echo $target_cpu | sed -e 's/[a-z]*..//' -e 's/el$//'`
 564 changequote([,])dnl
 565             ;;
 566           *)
 567             AC_ERROR($target_cpu isn't a supported MIPS CPU name)
 568             ;;
 569         esac
 570         # See whether it's appropriate to set E_MIPS_ABI_O32 for o32
 571         # binaries.  It's a GNU extension that some OSes don't understand.
 572         # The value only matters on ELF targets.
 573         case ${target} in
 574           *-*-irix*)
 575             use_e_mips_abi_o32=0
 576             ;;
 577           *)
 578             use_e_mips_abi_o32=1
 579             ;;
 580         esac
 581         # Decide whether to generate 32-bit or 64-bit code by default.
 582         # Used to resolve -march=from-abi when an embedded ABI is selected.
 583         case ${target} in
 584           mips64*-*-* | mipsisa64*-*-*)
 585             mips_default_64bit=1
 586             ;;
 587           *)
 588             mips_default_64bit=0
 589             ;;
 590         esac
 591         # Decide which ABI to target by default.
 592         case ${target} in
 593           mips64*-linux* | mips-sgi-irix6*)
 594             mips_default_abi=N32_ABI
 595             ;;
 596           mips*-linux*)
 597             mips_default_abi=O32_ABI
 598             ;;
 599           *)
 600             mips_default_abi=NO_ABI
 601             ;;
 602         esac
 603         AC_DEFINE_UNQUOTED(MIPS_CPU_STRING_DEFAULT, "$mips_cpu",
 604                            [Default CPU for MIPS targets. ])
 605         AC_DEFINE_UNQUOTED(USE_E_MIPS_ABI_O32, $use_e_mips_abi_o32,
 606                            [Allow use of E_MIPS_ABI_O32 on MIPS targets. ])
 607         AC_DEFINE_UNQUOTED(MIPS_DEFAULT_64BIT, $mips_default_64bit,
 608                            [Generate 64-bit code by default on MIPS targets. ])
 609         AC_DEFINE_UNQUOTED(MIPS_DEFAULT_ABI, $mips_default_abi,
 610                            [Choose a default ABI for MIPS targets. ])
 611         ;;
 612     esac
 613
 614     # Do we need the opcodes library?
 615     case ${cpu_type} in
 616       vax | i386 | tic30)
 617         ;;
 618
 619       *)
 620         need_opcodes=yes
 621
 622         case "${enable_shared}" in
 623         yes) shared_opcodes=true ;;
 624         *opcodes*) shared_opcodes=true ;;
 625         *) shared_opcodes=false ;;
 626         esac
 627         if test "${shared_opcodes}" = "true"; then
 628           # A shared libopcodes must be linked against libbfd.
 629           need_bfd=yes
 630         fi
 631         ;;
 632     esac
 633
 634     # Any other special object files needed ?
 635     case ${cpu_type} in
 636       fr30 | ip2k | iq2000 | m32r | openrisc)
 637         using_cgen=yes
 638         ;;
 639
 640       frv)
 641         using_cgen=yes
 642         ;;
 643       m68k)
 644         case ${extra_objects} in
 645         *m68k-parse.o*) ;;
 646         *) extra_objects="$extra_objects m68k-parse.o" ;;
 647         esac
 648         ;;
 649
 650       mips)
 651         echo ${extra_objects} | grep -s "itbl-parse.o"
 652         if test $? -ne 0 ; then
 653           extra_objects="$extra_objects itbl-parse.o"
 654         fi
 655
 656         echo ${extra_objects} | grep -s "itbl-lex.o"
 657         if test $? -ne 0 ; then
 658           extra_objects="$extra_objects itbl-lex.o"
 659         fi
 660
 661         echo ${extra_objects} | grep -s "itbl-ops.o"
 662         if test $? -ne 0 ; then
 663           extra_objects="$extra_objects itbl-ops.o"
 664         fi
 665         ;;
 666
 667       i386 | s390 | sparc)
 668         if test $this_target = $target ; then
 669           AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
 670         fi
 671         ;;
 672
 673       xstormy16)
 674         using_cgen=yes
 675         ;;
 676
 677       xtensa)
 678         echo ${extra_objects} | grep -s "xtensa-relax.o"
 679         if test $? -ne 0 ; then
 680           extra_objects="$extra_objects xtensa-relax.o"
 681         fi
 682         ;;
 683
 684       *)
 685         ;;
 686     esac
 687
 688     if test $using_cgen = yes ; then
 689         case "x${extra_objects}" in
 690         *cgen.o*) ;;
 691         *) extra_objects="$extra_objects cgen.o" ;;
 692         esac
 693     fi
 694
 695 # See if we really can support this configuration with the emulation code.
 696
 697     if test $this_target = $target ; then
 698       primary_bfd_gas=$bfd_gas
 699       obj_format=$fmt
 700       te_file=$em
 701
 702       if test $bfd_gas = no ; then
 703         # Can't support other configurations this way.
 704         break
 705       fi
 706     elif test $bfd_gas = no ; then
 707       # Can't support this configuration.
 708       break
 709     fi
 710
 711 # From target name and format, produce a list of supported emulations.
 712
 713     case ${generic_target}-${fmt} in
 714       mips-*-irix5*-*)  emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 715       mips*-*-linux*-*) case "$endian" in
 716                         big)    emulation="mipsbelf mipslelf mipself" ;;
 717                         *)      emulation="mipslelf mipsbelf mipself" ;;
 718                         esac ;;
 719       mips-*-lnews*-ecoff) ;;
 720       mips-*-*-ecoff)   case "$endian" in
 721                         big)    emulation="mipsbecoff mipslecoff mipsecoff" ;;
 722                         *)      emulation="mipslecoff mipsbecoff mipsecoff" ;;
 723                         esac ;;
 724       mips-*-*-elf)     case "$endian" in
 725                         big)    emulation="mipsbelf mipslelf mipself" ;;
 726                         *)      emulation="mipslelf mipsbelf mipself" ;;
 727                         esac ;;
 728       mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 729       # i386-pc-pe-coff != i386-pc-coff.
 730       i386-*-pe-coff)   ;;
 731       # Uncommenting the next line will turn on support for i386 AOUT
 732       # for the default linux configuration
 733       # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
 734       #
 735       i386-*-aout)      emulation="i386aout" ;;
 736       i386-*-coff)      emulation="i386coff" ;;
 737       i386-*-elf)       emulation="i386elf" ;;
 738
 739       # Always all formats.  The first stated emulation becomes the default.
 740       cris-*-*aout*)    emulation="crisaout criself" ;;
 741       cris-*-*)         emulation="criself crisaout" ;;
 742     esac
 743
 744     emulations="$emulations $emulation"
 745
 746 done
 747
 748 # Turn on all targets if possible
 749 if test ${all_targets} = "yes"; then
 750   case ${target_cpu_type} in
 751   i386)
 752     case ${obj_format} in
 753     aout)
 754       emulations="$emulations i386coff i386elf"
 755       ;;
 756     coff)
 757       emulations="$emulations i386aout i386elf"
 758     ;;
 759     elf)
 760       emulations="$emulations i386aout i386coff"
 761       ;;
 762     esac
 763   ;;
 764   esac
 765 fi
 766
 767 # Assign floating point type.  Most processors with FP support
 768 # IEEE FP.  On those that don't support FP at all, usually IEEE
 769 # is emulated.
 770 case ${target_cpu} in
 771   vax | tahoe ) atof=${target_cpu} ;;
 772   pdp11)        atof=vax ;;
 773   *)            atof=ieee ;;
 774 esac
 775
 776 case "${obj_format}" in
 777   "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
 778 esac
 779
 780 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
 781 cgen_cpu_prefix=""
 782 if test $using_cgen = yes ; then
 783   case ${target_cpu} in
 784     *) cgen_cpu_prefix=${target_cpu} ;;
 785   esac
 786   AC_SUBST(cgen_cpu_prefix)
 787   AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
 788 fi
 789
 790 dnl
 791 dnl Make sure the desired support files exist.
 792 dnl
 793
 794 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
 795   AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
 796 fi
 797
 798 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
 799   AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
 800 fi
 801
 802 case ${user_bfd_gas}-${primary_bfd_gas} in
 803   yes-yes | no-no)
 804     # We didn't override user's choice.
 805     ;;
 806   no-yes)
 807     AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
 808     ;;
 809   no-preferred)
 810     primary_bfd_gas=no
 811     ;;
 812   *-preferred)
 813     primary_bfd_gas=yes
 814     ;;
 815   yes-*)
 816     primary_bfd_gas=yes
 817     ;;
 818   -*)
 819     # User specified nothing.
 820     ;;
 821 esac
 822
 823 # Some COFF configurations want these random other flags set.
 824 case ${obj_format} in
 825   coff)
 826     case ${target_cpu_type} in
 827       i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
 828       m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
 829       m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
 830     esac
 831     ;;
 832 esac
 833
 834 # Getting this done right is going to be a bitch.  Each configuration specified
 835 # with --enable-targets=... should be checked for environment, format, cpu, and
 836 # bfd_gas setting.
 837 #
 838 # For each configuration, the necessary object file support code must be linked
 839 # in.  This might be only one, it might be up to four.  The necessary emulation
 840 # code needs to be provided, too.
 841 #
 842 # And then there's "--enable-targets=all"....
 843 #
 844 # For now, just always do it for MIPS ELF or ECOFF configurations.  Sigh.
 845
 846 formats="${obj_format}"
 847 emfiles=""
 848 EMULATIONS=""
 849 GAS_UNIQ(emulations)
 850 for em in . $emulations ; do
 851   case $em in
 852     .)  continue ;;
 853     mipsbelf | mipslelf | mipself)
 854         fmt=elf   file=mipself ;;
 855     mipsbecoff | mipslecoff | mipsecoff)
 856         fmt=ecoff file=mipsecoff ;;
 857     *coff)
 858         fmt=coff  file=$em ;;
 859     *aout)
 860         fmt=aout file=$em ;;
 861     *elf)
 862         fmt=elf file=$em ;;
 863   esac
 864   formats="$formats $fmt"
 865   emfiles="$emfiles e-$file.o"
 866   EMULATIONS="$EMULATIONS &$em,"
 867 done
 868 GAS_UNIQ(formats)
 869 GAS_UNIQ(emfiles)
 870 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
 871   for fmt in $formats ; do
 872     case $fmt in
 873       aout)     AC_DEFINE(OBJ_MAYBE_AOUT, 1,    [a.out support?])   ;;
 874       bout)     AC_DEFINE(OBJ_MAYBE_BOUT, 1,    [b.out support?])   ;;
 875       coff)     AC_DEFINE(OBJ_MAYBE_COFF, 1,    [COFF support?])    ;;
 876       ecoff)    AC_DEFINE(OBJ_MAYBE_ECOFF, 1,   [ECOFF support?])   ;;
 877       elf)      AC_DEFINE(OBJ_MAYBE_ELF, 1,     [ELF support?])     ;;
 878       generic)  AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
 879       hp300)    AC_DEFINE(OBJ_MAYBE_HP300, 1,   [HP300 support?])   ;;
 880       ieee)     AC_DEFINE(OBJ_MAYBE_IEEE, 1,    [IEEE support?])    ;;
 881       som)      AC_DEFINE(OBJ_MAYBE_SOM, 1,     [SOM support?])     ;;
 882       vms)      AC_DEFINE(OBJ_MAYBE_VMS, 1,     [VMS support?])     ;;
 883     esac
 884     extra_objects="$extra_objects obj-$fmt.o"
 885   done
 886   obj_format=multi
 887 fi
 888 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
 889   DEFAULT_EMULATION=`set . $emulations ; echo $2`
 890   # e-mips* has more than one emulation per file, e-i386* has just one at the
 891   # moment.  If only one emulation is specified, then don't define
 892   # USE_EMULATIONS or include any of the e-files as they will only be bloat.
 893   case "${obj_format}${emfiles}" in
 894     multi* | *mips*)
 895       extra_objects="$extra_objects $emfiles"
 896       AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
 897   esac
 898 fi
 899 AC_SUBST(extra_objects)
 900 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
 901 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
 902                    [Default emulation.])
 903
 904 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
 905   yes-*-coff)   need_bfd=yes ;;
 906   no-*-coff)    need_bfd=yes
 907                 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
 908 esac
 909
 910 reject_dev_configs=yes
 911
 912 case ${reject_dev_configs}-${dev} in
 913   yes-yes) # Oops.
 914     AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
 915     ;;
 916 esac
 917
 918 AC_SUBST(target_cpu_type)
 919 AC_SUBST(obj_format)
 920 AC_SUBST(te_file)
 921 AC_SUBST(install_tooldir)
 922 AC_SUBST(atof)
 923 dnl AC_SUBST(emulation)
 924
 925 case "${primary_bfd_gas}" in
 926   yes)  AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
 927         need_bfd=yes ;;
 928 esac
 929
 930 # do we need the opcodes library?
 931 case "${need_opcodes}" in
 932 yes)
 933   OPCODES_LIB=../opcodes/libopcodes.la
 934   ;;
 935 esac
 936
 937 case "${need_bfd}" in
 938 yes)
 939   BFDLIB=../bfd/libbfd.la
 940   BFDVER_H=../bfd/bfdver.h
 941   ALL_OBJ_DEPS="$ALL_OBJ_DEPS"' ../bfd/bfd.h $(INCDIR)/symcat.h'
 942   ;;
 943 esac
 944
 945 AC_SUBST(BFDLIB)
 946 AC_SUBST(OPCODES_LIB)
 947
 948 AC_SUBST(BFDVER_H)
 949 AC_SUBST(ALL_OBJ_DEPS)
 950
 951 AC_DEFINE_UNQUOTED(TARGET_ALIAS,        "${target_alias}", [Target alias.])
 952 AC_DEFINE_UNQUOTED(TARGET_CANONICAL,    "${target}",       [Canonical target.])
 953 AC_DEFINE_UNQUOTED(TARGET_CPU,          "${target_cpu}",   [Target CPU.])
 954 AC_DEFINE_UNQUOTED(TARGET_VENDOR,       "${target_vendor}", [Target vendor.])
 955 AC_DEFINE_UNQUOTED(TARGET_OS,           "${target_os}",    [Target OS.])
 956
 957 AC_PROG_CC
 958
 959 AC_PROG_YACC
 960 AM_PROG_LEX
 961
 962 ALL_LINGUAS="fr tr es"
 963 CY_GNU_GETTEXT
 964
 965 AM_MAINTAINER_MODE
 966 AC_EXEEXT
 967
 968 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
 969
 970 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
 971 # people who are not cross-compiling but are compiling cross-assemblers.
 972 AC_MSG_CHECKING(whether compiling a cross-assembler)
 973 if test "${host}" = "${target}"; then
 974   cross_gas=no
 975 else
 976   cross_gas=yes
 977   AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
 978 fi
 979 AC_MSG_RESULT($cross_gas)
 980
 981 dnl ansidecl.h will deal with const
 982 dnl AC_CONST
 983 AC_FUNC_ALLOCA
 984 AC_C_INLINE
 985
 986 # VMS doesn't have unlink.
 987 AC_CHECK_FUNCS(unlink remove, break)
 988
 989 # Some systems don't have sbrk().
 990 AC_CHECK_FUNCS(sbrk)
 991
 992 # do we need the math library?
 993 case "${need_libm}" in
 994 yes)
 995   AC_CHECK_LIBM
 996   AC_SUBST(LIBM)
 997   ;;
 998 esac
 999
1000 # Some non-ANSI preprocessors botch requoting inside strings.  That's bad
1001 # enough, but on some of those systems, the assert macro relies on requoting
1002 # working properly!
1003 GAS_WORKING_ASSERT
1004
1005 # On some systems, the system header files may not declare malloc, realloc,
1006 # and free.  There are places where gas needs these functions to have been
1007 # declared -- such as when taking their addresses.
1008 gas_test_headers="
1009 #ifdef HAVE_MEMORY_H
1010 #include <memory.h>
1011 #endif
1012 #ifdef HAVE_STRING_H
1013 #include <string.h>
1014 #else
1015 #ifdef HAVE_STRINGS_H
1016 #include <strings.h>
1017 #endif
1018 #endif
1019 #ifdef HAVE_STDLIB_H
1020 #include <stdlib.h>
1021 #endif
1022 #ifdef HAVE_UNISTD_H
1023 #include <unistd.h>
1024 #endif
1025 "
1026 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
1027 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
1028 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
1029 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
1030 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
1031
1032 # Does errno.h declare errno, or do we have to add a separate declaration
1033 # for it?
1034 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
1035 #ifdef HAVE_ERRNO_H
1036 #include <errno.h>
1037 #endif
1038 ])
1039
1040 dnl This must come last.
1041
1042 dnl We used to make symlinks to files in the source directory, but now
1043 dnl we just use the right name for .c files, and create .h files in
1044 dnl the build directory which include the right .h file.  Make sure
1045 dnl the old symlinks don't exist, so that a reconfigure in an existing
1046 dnl directory behaves reasonably.
1047
1048 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
1049 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
1050  echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
1051  echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
1052  echo '#include "te-'"${te_file}"'.h"' > targ-env.h
1053  echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
1054  if test "x$cgen_cpu_prefix" != x ; then
1055    echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
1056  fi
1057
1058  sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
1059 [target_cpu_type=${target_cpu_type}
1060  cgen_cpu_prefix=${cgen_cpu_prefix}
1061  obj_format=${obj_format}
1062  te_file=${te_file}])