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* | *-*-cygwin* | *-*-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       alpha*)           cpu_type=alpha ;;
 118       armeb)            cpu_type=arm endian=big ;;
 119       arm*)             cpu_type=arm endian=little ;;
 120       armb*)            cpu_type=arm endian=little ;;
 121       armv*l)           cpu_type=arm endian=little ;;
 122       armv*b)           cpu_type=arm endian=big ;;
 123       xscale*)          cpu_type=arm endian=little ;;
 124       strongarm*)       cpu_type=arm endian=little ;;
 125       thumb*)           cpu_type=arm endian=little ;;
 126       hppa*)            cpu_type=hppa ;;
 127 changequote(,)dnl
 128       i[3456]86)        cpu_type=i386 arch=i386;;
 129       x86_64)           cpu_type=i386 arch=x86_64;;
 130       ia64)             cpu_type=ia64 ;;
 131       m6811|m6812|m68hc12) cpu_type=m68hc11 ;;
 132       m680[012346]0)    cpu_type=m68k ;;
 133 changequote([,])dnl
 134       m68008)           cpu_type=m68k ;;
 135       m683??)           cpu_type=m68k ;;
 136       m5200)            cpu_type=m68k ;;
 137       m8*)              cpu_type=m88k ;;
 138       mips*el)          cpu_type=mips endian=little ;;
 139       mips*)            cpu_type=mips endian=big ;;
 140       pjl*)             cpu_type=pj endian=little ;;
 141       pj*)              cpu_type=pj endian=big ;;
 142       powerpc*le*)      cpu_type=ppc endian=little ;;
 143       powerpc*)         cpu_type=ppc endian=big ;;
 144       rs6000*)          cpu_type=ppc ;;
 145       s390x*)           cpu_type=s390 arch=s390x ;;
 146       s390*)            cpu_type=s390 arch=s390 ;;
 147       sh*)              cpu_type=sh endian=big ;;
 148       sparclite*)       cpu_type=sparc arch=sparclite ;;
 149       sparclet*)        cpu_type=sparc arch=sparclet ;;
 150       sparc64*)         cpu_type=sparc arch=v9-64 ;;
 151       sparc86x*)        cpu_type=sparc arch=sparc86x  ;;
 152       sparc*)           cpu_type=sparc arch=sparclite ;; # ??? See tc-sparc.c.
 153       v850*)            cpu_type=v850 ;;
 154       *)                cpu_type=${cpu} ;;
 155     esac
 156
 157     if test ${this_target} = $target ; then
 158       target_cpu_type=${cpu_type}
 159     elif test ${target_cpu_type} != ${cpu_type} ; then
 160       continue
 161     fi
 162
 163     generic_target=${cpu_type}-$vendor-$os
 164     dev=no
 165     bfd_gas=no
 166     em=generic
 167     mips_stabs_elf=
 168
 169     # assign object format
 170     case ${generic_target} in
 171       a29k-*-coff)          fmt=coff ;;
 172       a29k-amd-udi)         fmt=coff ;;
 173       a29k-amd-ebmon)       fmt=coff ;;
 174       a29k-nyu-sym1)        fmt=coff ;;
 175       a29k-*-rtems*)        fmt=coff ;;
 176       a29k-*-vxworks*)      fmt=coff ;;
 177
 178       alpha*-*-*vms*)       fmt=evax ;;
 179       alpha*-*-netware*)    fmt=ecoff ;;
 180       alpha*-*-openbsd*)    fmt=ecoff ;;
 181       alpha*-*-osf*)        fmt=ecoff ;;
 182       alpha*-*-linuxecoff*) fmt=ecoff ;;
 183       alpha*-*-linux-gnu*)  fmt=elf em=linux ;;
 184       alpha*-*-netbsd*)     fmt=elf em=nbsd ;;
 185
 186       arc-*-elf*)           fmt=elf bfd_gas=yes ;;
 187
 188       arm-*-aout)                       fmt=aout ;;
 189       arm-*-coff | thumb-*-coff)        fmt=coff ;;
 190       arm-*-rtems | thumb-*-rtems)      fmt=elf ;;
 191       arm-*-elf | thumb-*-elf)          fmt=elf ;;
 192       arm*-*-conix*)                    fmt=elf ;;
 193       arm-*-linux*aout*)                fmt=aout em=linux ;;
 194       arm*-*-linux-gnu* | arm*-*-uclinux*)
 195                                         fmt=elf  em=linux ;;
 196       arm-*-netbsd* | arm-*-openbsd*)   fmt=aout em=nbsd ;;
 197       arm-*-oabi | thumb-*-oabi)        fmt=elf ;;
 198       arm-epoc-pe | thumb-epoc-pe)      fmt=coff em=epoc-pe ;;
 199       arm-*-wince)                      fmt=coff em=wince-pe ;;
 200       arm-*-pe | thumb-*-pe)            fmt=coff em=pe ;;
 201       arm-*-riscix*)                    fmt=aout em=riscix ;;
 202       arm-*-vxworks)                    fmt=coff ;;
 203
 204       avr-*-*)              fmt=elf bfd_gas=yes ;;
 205
 206       cris-*-*)             fmt=multi bfd_gas=yes ;;
 207
 208       d10v-*-*)             fmt=elf bfd_gas=yes ;;
 209       d30v-*-*)             fmt=elf bfd_gas=yes ;;
 210
 211
 212       fr30-*-*)             fmt=elf bfd_gas=yes ;;
 213
 214       hppa-*-linux-gnu*)    case ${cpu} in
 215                                 hppa*64*)
 216                                         fmt=elf em=hppalinux64;;
 217                                 hppa*)
 218                                         fmt=elf em=linux;;
 219                             esac ;;
 220       hppa-*-*elf*)         fmt=elf em=hppa ;;
 221       hppa-*-lites*)        fmt=elf em=hppa ;;
 222       hppa-*-osf*)          fmt=som em=hppa ;;
 223       hppa-*-rtems*)        fmt=elf em=hppa ;;
 224       hppa-*-hpux11*)       case ${cpu} in
 225                                 hppa*64*)
 226                                         fmt=elf em=hppa64 ;;
 227                                 hppa*)
 228                                         fmt=som em=hppa ;;
 229                             esac ;;
 230       hppa-*-hpux*)         fmt=som em=hppa ;;
 231       hppa-*-mpeix*)        fmt=som em=hppa ;;
 232       hppa-*-bsd*)          fmt=som em=hppa ;;
 233       hppa-*-hiux*)         fmt=som em=hppa ;;
 234
 235       h8300-*-rtems*)       fmt=coff ;;
 236       h8300-*-coff)         fmt=coff ;;
 237       h8300-*-elf)          fmt=elf ;;
 238       h8500-*-rtems*)       fmt=coff ;;
 239       h8500-*-coff)         fmt=coff ;;
 240
 241       i370-*-elf* | i370-*-linux*) fmt=elf ;;
 242       i386-ibm-aix*)        fmt=coff em=i386aix ;;
 243       i386-sequent-bsd*)    fmt=aout em=dynix bfd_gas=yes ;;
 244       i386-*-beospe*)       fmt=coff em=pe bfd_gas=yes ;;
 245       i386-*-beoself* | i386-*-beos*) fmt=elf bfd_gas=yes ;;
 246       i386-*-bsd*)          fmt=aout em=386bsd ;;
 247       i386-*-netbsd0.8)     fmt=aout em=386bsd ;;
 248       i386-*-netbsdelf*)    fmt=elf em=nbsd bfd_gas=yes ;;
 249       i386-*-netbsd*)       fmt=aout em=nbsd bfd_gas=yes;;
 250       i386-*-openbsd*)      fmt=aout em=nbsd bfd_gas=yes;;
 251       i386-*-linux*aout* | i386-*-linux*oldld)   fmt=aout em=linux ;;
 252       i386-*-linux*coff*)   fmt=coff em=linux ;;
 253       i386-*-linux-gnu*)    fmt=elf em=linux bfd_gas=yes ;;
 254       x86_64-*-linux-gnu*)  fmt=elf em=linux bfd_gas=yes ;;
 255       i386-*-lynxos*)       fmt=coff em=lynx ;;
 256 changequote(,)dnl
 257       i386-*-sysv[45]* | i386-*-solaris* | i386-*-elf)
 258                             fmt=elf bfd_gas=yes ;;
 259       i386-*-freebsdaout* | i386-*-freebsd[12].* | i386-*-freebsd[12])
 260                             fmt=aout em=386bsd ;;
 261 changequote([,])dnl
 262       i386-*-coff | i386-*-sysv* | i386-*-sco3.2v5*coff | i386-*-isc*)
 263                           fmt=coff ;;
 264       i386-*-sco3.2v5*)      fmt=elf
 265                             if test ${this_target} = $target; then
 266                                 AC_DEFINE(SCO_ELF, 1,
 267                                     [Define if defaulting to ELF on SCO 5.])
 268                             fi
 269                             ;;
 270       i386-*-sco3.2*)       fmt=coff ;;
 271       i386-*-vsta)          fmt=aout ;;
 272       i386-*-msdosdjgpp* | i386-*-go32* | i386-go32-rtems*)
 273                             fmt=coff em=go32 bfd_gas=yes
 274                             AC_DEFINE(STRICTCOFF, 1, [Using strict COFF?])
 275                             ;;
 276       i386-*-rtemself*)     fmt=elf ;;
 277       i386-*-rtemscoff*)    fmt=coff ;;
 278       i386-*-rtems*)        fmt=elf ;;
 279       i386-*-gnu*)          fmt=elf ;;
 280       i386-*-mach*)
 281                             fmt=aout em=mach bfd_gas=yes ;;
 282       i386-*-msdos*)        fmt=aout ;;
 283       i386-*-moss*)         fmt=elf ;;
 284       i386-*-pe)            fmt=coff em=pe bfd_gas=yes ;;
 285       i386-*-cygwin*)       fmt=coff em=pe bfd_gas=yes ;;
 286       i386-*-interix*)      fmt=coff em=interix bfd_gas=yes ;;
 287       i386-*-mingw32*)      fmt=coff em=pe bfd_gas=yes ;;
 288       i386-*-*nt*)          fmt=coff em=pe bfd_gas=yes ;;
 289       i386-*-vxworks*)      fmt=aout ;;
 290       i386-*-chaos)         fmt=elf ;;
 291       i860-stardent-sysv4* | i860-stardent-elf*)
 292                             fmt=elf bfd_gas=yes endian=little
 293                             AC_MSG_WARN(GAS support for ${generic_target} is preliminary and a work in progress) ;;
 294       i960-*-bout)          fmt=bout ;;
 295       i960-*-coff)          fmt=coff em=ic960 ;;
 296       i960-*-rtems*)        fmt=coff em=ic960 ;;
 297       i960-*-nindy*)        fmt=bout ;;
 298       i960-*-vxworks4*)     fmt=bout ;;
 299       i960-*-vxworks5.0)    fmt=bout ;;
 300       i960-*-vxworks5.*)    fmt=coff em=ic960 ;;
 301       i960-*-vxworks*)      fmt=bout ;;
 302       i960-*-elf*)          fmt=elf ;;
 303
 304       ia64-*-elf*)          fmt=elf ;;
 305       ia64-*-aix*)          fmt=elf em=ia64aix ;;
 306       ia64-*-linux-gnu*)    fmt=elf em=linux ;;
 307       ia64-*-hpux*)         fmt=elf em=hpux ;;
 308
 309       m32r-*-*)             fmt=elf bfd_gas=yes ;;
 310
 311       m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)fmt=elf bfd_gas=yes ;;
 312
 313       m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
 314                             fmt=aout em=sun3 ;;
 315       m68k-motorola-sysv*)  fmt=coff em=delta ;;
 316       m68k-bull-sysv3*)     fmt=coff em=dpx2 ;;
 317       m68k-apollo-*)        fmt=coff em=apollo ;;
 318       m68k-*-sysv4*) # must be before -sysv*
 319                             fmt=elf em=svr4 ;;
 320       m68k-*-elf*)          fmt=elf ;;
 321       m68k-*-coff | m68k-*-sysv* | m68k-*-rtemscoff*)
 322                             fmt=coff ;;
 323       m68k-*-rtems*)        fmt=elf ;;
 324       m68k-*-hpux*)         fmt=hp300 em=hp300 ;;
 325       m68k-*-linux*aout*)   fmt=aout em=linux ;;
 326       m68k-*-linux-gnu*)    fmt=elf em=linux ;;
 327       m68k-*-gnu*)          fmt=elf ;;
 328       m68k-*-lynxos*)       fmt=coff em=lynx ;;
 329       m68k-*-netbsd*)       fmt=aout em=nbsd bfd_gas=yes ;;
 330       m68k-*-openbsd*)      fmt=aout em=nbsd bfd_gas=yes ;;
 331       m68k-apple-aux*)      fmt=coff em=aux ;;
 332       m68k-*-psos*)         fmt=elf em=psos;;
 333
 334       m88k-motorola-sysv3*) fmt=coff em=delt88 ;;
 335       m88k-*-coff*)         fmt=coff ;;
 336
 337       mcore-*-elf)          fmt=elf bfd_gas=yes ;;
 338       mcore-*-pe)           fmt=coff em=pe bfd_gas=yes ;;
 339
 340       # don't change em like *-*-bsd does
 341       mips-dec-netbsd*)     fmt=elf endian=little ;;
 342       mips-dec-openbsd*)    fmt=elf endian=little ;;
 343       mips-dec-bsd*)        fmt=aout endian=little ;;
 344       mips-sony-bsd*)       fmt=ecoff ;;
 345       mips-*-bsd*)          AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
 346       mips-*-ultrix*)       fmt=ecoff endian=little ;;
 347       mips-*-osf*)          fmt=ecoff endian=little ;;
 348       mips-*-ecoff*)        fmt=ecoff ;;
 349       mips-*-pe*)           fmt=coff endian=little em=pe ;;
 350       mips-*-irix6*)        fmt=elf ;;
 351       mips-*-irix5*)        fmt=elf ;;
 352       mips-*-irix*)         fmt=ecoff ;;
 353       mips-*-lnews*)        fmt=ecoff em=lnews ;;
 354       mips-*-riscos*)       fmt=ecoff ;;
 355       mips*-*-linux*)       fmt=elf em=tmips mips_stabs_elf=y ;;
 356       mips-*-sysv4*MP* | mips-*-gnu*)
 357                             fmt=elf em=tmips ;;
 358       mips-*-sysv*)         fmt=ecoff ;;
 359       mips-*-elf* | mips-*-rtems* | mips-*-openbsd*)
 360                             fmt=elf ;;
 361       mips-*-vxworks*)      fmt=elf mips_stabs_elf=y ;;
 362       mmix-*-*)             fmt=elf bfd_gas=yes ;;
 363       mn10200-*-*)          fmt=elf bfd_gas=yes ;;
 364       mn10300-*-*)          fmt=elf bfd_gas=yes ;;
 365       openrisc-*-*)         fmt=elf bfd_gas=yes ;;
 366       pj*)                  fmt=elf ;;
 367       ppc-*-pe | ppc-*-cygwin* | ppc-*-winnt*)
 368                             fmt=coff em=pe ;;
 369       ppc-*-aix*)           fmt=coff ;;
 370       ppc-*-beos*)          fmt=coff ;;
 371       ppc-*-*bsd* | ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
 372                             fmt=elf ;;
 373       ppc-*-linux-gnu*)     fmt=elf
 374                             case "$endian" in
 375                             big)  ;;
 376                             *)    AC_MSG_ERROR(GNU/Linux must be configured big endian) ;;
 377                             esac
 378                             ;;
 379       ppc-*-solaris*)       fmt=elf
 380                             if test ${this_target} = $target; then
 381                                 AC_DEFINE(TARGET_SOLARIS_COMMENT, 1,
 382                                 [Define if default target is PowerPC Solaris.])
 383                             fi
 384                             if test x${endian} = xbig; then
 385                                 AC_MSG_ERROR(Solaris must be configured little endian)
 386                             fi
 387                             ;;
 388       ppc-*-rtems*)         fmt=elf ;;
 389       ppc-*-macos* | ppc-*-mpw*)
 390                             fmt=coff em=macos ;;
 391       ppc-*-netware*)       fmt=elf em=ppcnw ;;
 392       ppc-*-vxworks*)       fmt=elf ;;
 393
 394       s390x-*-linux-gnu*)   fmt=elf em=linux ;;
 395       s390-*-linux-gnu*)    fmt=elf em=linux ;;
 396
 397       sh*eb-*-linux*)       fmt=elf em=linux endian=big ;;
 398       sh*-*-linux*)         fmt=elf em=linux endian=little ;;
 399       sh-*-elf*)            fmt=elf ;;
 400       sh-*-coff*)           fmt=coff bfd_gas=yes;;
 401       sh-*-pe*)             fmt=coff em=pe bfd_gas=yes endian=little ;;
 402       sh-*-rtemself*)       fmt=elf ;;
 403       sh-*-rtems*)          fmt=coff bfd_gas=yes;;
 404
 405       ns32k-pc532-mach* | ns32k-pc532-ux*)    fmt=aout em=pc532mach ;;
 406       ns32k-pc532-netbsd* | ns32k-pc532-lites*)  fmt=aout em=nbsd532 ;;
 407       ns32k-pc532-openbsd*) fmt=aout em=nbsd532 ;;
 408
 409       sparc-*-rtemsaout*)   fmt=aout ;;
 410       sparc-*-rtemself*)    fmt=elf ;;
 411       sparc-*-rtems*)       fmt=elf ;;
 412       sparc-*-sunos4*)      fmt=aout em=sun3 ;;
 413       sparc-*-aout | sparc*-*-vxworks*)
 414                             fmt=aout em=sparcaout ;;
 415       sparc-*-coff)         fmt=coff ;;
 416       sparc-*-linux*aout*)  fmt=aout em=linux ;;
 417       sparc-*-linux-gnu*)   fmt=elf em=linux ;;
 418       sparc-*-lynxos*)      fmt=coff em=lynx ;;
 419       sparc-fujitsu-none)   fmt=aout ;;
 420       sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
 421                             fmt=elf ;;
 422       sparc-*-netbsd*)      em=nbsd bfd_gas=yes
 423                             case ${cpu} in
 424                                 sparc) case ${os} in
 425                                            *elf*) fmt=elf ;;
 426                                            *)     fmt=aout ;;
 427                                        esac ;;
 428                                 sparc64) fmt=elf ;;
 429                             esac
 430                             ;;
 431       sparc-*-openbsd*)     fmt=aout em=nbsd ;;
 432
 433       strongarm-*-coff)     fmt=coff ;;
 434       strongarm-*-elf)      fmt=elf ;;
 435       xscale-*-coff)     fmt=coff ;;
 436       xscale-*-elf)      fmt=elf ;;
 437
 438       tic30-*-*aout*)       fmt=aout bfd_gas=yes ;;
 439       tic30-*-*coff*)       fmt=coff bfd_gas=yes ;;
 440       tic54x-*-* | c54x*-*-*)
 441                             fmt=coff bfd_gas=yes need_libm=yes;;
 442       tic80-*-*)            fmt=coff ;;
 443
 444       v850-*-*)             fmt=elf bfd_gas=yes ;;
 445       v850e-*-*)            fmt=elf bfd_gas=yes ;;
 446       v850ea-*-*)           fmt=elf bfd_gas=yes ;;
 447
 448       vax-*-bsd* | vax-*-ultrix*)
 449                             fmt=aout ;;
 450       vax-*-vms)            fmt=vms ;;
 451
 452
 453       z8k-*-coff | z8k-*-sim)
 454                             fmt=coff ;;
 455
 456       w65-*-*)              fmt=coff ;;
 457
 458       *-*-aout | *-*-scout)
 459                             fmt=aout ;;
 460       *-*-freebsd*)         fmt=elf em=freebsd bfd_gas=yes ;;
 461       *-*-nindy*)
 462                             fmt=bout ;;
 463       *-*-bsd*)
 464                             fmt=aout em=sun3 ;;
 465       *-*-generic)          fmt=generic ;;
 466       *-*-xray | *-*-hms)   fmt=coff ;;
 467       *-*-sim)              fmt=coff ;;
 468       *-*-elf | *-*-sysv4* | *-*-solaris*)
 469                             AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
 470                             fmt=elf dev=yes ;;
 471       *-*-vxworks)          fmt=aout ;;
 472       *-*-netware)          fmt=elf ;;
 473     esac
 474
 475     if test ${this_target} = $target ; then
 476       endian_def=
 477       if test x${endian} = xbig; then
 478         endian_def=1
 479       elif test x${endian} = xlittle; then
 480         endian_def=0
 481       fi
 482       if test x${endian_def} != x; then
 483         AC_DEFINE_UNQUOTED(TARGET_BYTES_BIG_ENDIAN, $endian_def,
 484                            [Define as 1 if big endian.])
 485       fi
 486     fi
 487
 488     if test x${mips_stabs_elf} != x; then
 489       AC_DEFINE(MIPS_STABS_ELF, 1,
 490                 [Use ELF stabs for MIPS, not ECOFF stabs])
 491     fi
 492
 493     case ${cpu_type}-${fmt} in
 494       alpha*-*) bfd_gas=yes ;;
 495       arm-*)    bfd_gas=yes ;;
 496     # not yet
 497     # i386-aout)        bfd_gas=preferred ;;
 498       ia64*-*)  bfd_gas=yes ;;
 499       mips-*)   bfd_gas=yes ;;
 500       ns32k-*)  bfd_gas=yes ;;
 501       pdp11-*)  bfd_gas=yes ;;
 502       ppc-*)    bfd_gas=yes ;;
 503       sparc-*)  bfd_gas=yes ;;
 504       strongarm-*)      bfd_gas=yes ;;
 505       xscale-*) bfd_gas=yes ;;
 506       *-elf)    bfd_gas=yes ;;
 507       *-ecoff)  bfd_gas=yes ;;
 508       *-som)    bfd_gas=yes ;;
 509     #enable bfd for coff and aout to allow testing if a bfd target is
 510     #the primary target, but not for coff or aout as the primary target
 511       i386-coff)        if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
 512       i386-aout)        if test x${primary_bfd_gas} = xyes; then bfd_gas=yes; fi ;;
 513       *)                ;;
 514     esac
 515
 516 # Other random stuff.
 517
 518     # Do we need the opcodes library?
 519     case ${cpu_type} in
 520       vax | i386 | tic30)
 521         ;;
 522
 523       *)
 524         need_opcodes=yes
 525
 526         case "${enable_shared}" in
 527         yes) shared_opcodes=true ;;
 528         *opcodes*) shared_opcodes=true ;;
 529         *) shared_opcodes=false ;;
 530         esac
 531         if test "${shared_opcodes}" = "true"; then
 532           # A shared libopcodes must be linked against libbfd.
 533           need_bfd=yes
 534         fi
 535         ;;
 536     esac
 537
 538     # Any other special object files needed ?
 539     case ${cpu_type} in
 540       fr30 | m32r | openrisc)
 541         using_cgen=yes
 542         ;;
 543
 544       m68k)
 545         case ${extra_objects} in
 546         *m68k-parse.o*) ;;
 547         *) extra_objects="$extra_objects m68k-parse.o" ;;
 548         esac
 549         ;;
 550
 551       mips)
 552         echo ${extra_objects} | grep -s "itbl-parse.o"
 553         if test $? -ne 0 ; then
 554           extra_objects="$extra_objects itbl-parse.o"
 555         fi
 556
 557         echo ${extra_objects} | grep -s "itbl-lex.o"
 558         if test $? -ne 0 ; then
 559           extra_objects="$extra_objects itbl-lex.o"
 560         fi
 561
 562         echo ${extra_objects} | grep -s "itbl-ops.o"
 563         if test $? -ne 0 ; then
 564           extra_objects="$extra_objects itbl-ops.o"
 565         fi
 566         ;;
 567
 568       i386 | s390 | sparc)
 569         if test $this_target = $target ; then
 570           AC_DEFINE_UNQUOTED(DEFAULT_ARCH, "${arch}", [Default architecture.])
 571         fi
 572         ;;
 573       *)
 574         ;;
 575     esac
 576
 577     if test $using_cgen = yes ; then
 578         case "x${extra_objects}" in
 579         *cgen.o*) ;;
 580         *) extra_objects="$extra_objects cgen.o" ;;
 581         esac
 582     fi
 583
 584 # See if we really can support this configuration with the emulation code.
 585
 586     if test $this_target = $target ; then
 587       primary_bfd_gas=$bfd_gas
 588       obj_format=$fmt
 589       te_file=$em
 590
 591       if test $bfd_gas = no ; then
 592         # Can't support other configurations this way.
 593         break
 594       fi
 595     elif test $bfd_gas = no ; then
 596       # Can't support this configuration.
 597       break
 598     fi
 599
 600 # From target name and format, produce a list of supported emulations.
 601
 602     case ${generic_target}-${fmt} in
 603       mips-*-irix5*-*)  emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 604       mips*-*-linux*-*) case "$endian" in
 605                         big)    emulation="mipsbelf mipslelf mipself" ;;
 606                         *)      emulation="mipslelf mipsbelf mipself" ;;
 607                         esac ;;
 608       mips-*-lnews*-ecoff) ;;
 609       mips-*-*-ecoff)   case "$endian" in
 610                         big)    emulation="mipsbecoff mipslecoff mipsecoff" ;;
 611                         *)      emulation="mipslecoff mipsbecoff mipsecoff" ;;
 612                         esac ;;
 613       mips-*-*-elf)     case "$endian" in
 614                         big)    emulation="mipsbelf mipslelf mipself" ;;
 615                         *)      emulation="mipslelf mipsbelf mipself" ;;
 616                         esac ;;
 617       mips-*-sysv4*MP*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
 618       # i386-pc-pe-coff != i386-pc-coff.
 619       i386-*-pe-coff)   ;;
 620       # Uncommenting the next line will turn on support for i386 AOUT
 621       # for the default linux configuration
 622       # i386-*-linux*-elf) emulation="i386elf i386aout" ;;
 623       #
 624       i386-*-aout)      emulation="i386aout" ;;
 625       i386-*-coff)      emulation="i386coff" ;;
 626       i386-*-elf)       emulation="i386elf" ;;
 627
 628       # Always all formats.  The first stated emulation becomes the default.
 629       cris-*-*aout*)    emulation="crisaout criself" ;;
 630       cris-*-*)         emulation="criself crisaout" ;;
 631     esac
 632
 633     emulations="$emulations $emulation"
 634
 635 done
 636
 637 # Turn on all targets if possible
 638 if test ${all_targets} = "yes"; then
 639   case ${target_cpu_type} in
 640   i386)
 641     case ${obj_format} in
 642     aout)
 643       emulations="$emulations i386coff i386elf"
 644       ;;
 645     coff)
 646       emulations="$emulations i386aout i386elf"
 647     ;;
 648     elf)
 649       emulations="$emulations i386aout i386coff"
 650       ;;
 651     esac
 652   ;;
 653   esac
 654 fi
 655
 656 # Assign floating point type.  Most processors with FP support
 657 # IEEE FP.  On those that don't support FP at all, usually IEEE
 658 # is emulated.
 659 case ${target_cpu} in
 660   vax | tahoe ) atof=${target_cpu} ;;
 661   pdp11)        atof=vax ;;
 662   *)            atof=ieee ;;
 663 esac
 664
 665 case "${obj_format}" in
 666   "") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
 667 esac
 668
 669 # Unfortunately the cpu in cpu-opc.h file isn't always $(TARGET_CPU).
 670 cgen_cpu_prefix=""
 671 if test $using_cgen = yes ; then
 672   case ${target_cpu} in
 673     *) cgen_cpu_prefix=${target_cpu} ;;
 674   esac
 675   AC_SUBST(cgen_cpu_prefix)
 676   AC_DEFINE(USING_CGEN, 1, [Using cgen code?])
 677 fi
 678
 679 dnl
 680 dnl Make sure the desired support files exist.
 681 dnl
 682
 683 if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
 684   AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
 685 fi
 686
 687 if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
 688   AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
 689 fi
 690
 691 case ${user_bfd_gas}-${primary_bfd_gas} in
 692   yes-yes | no-no)
 693     # We didn't override user's choice.
 694     ;;
 695   no-yes)
 696     AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
 697     ;;
 698   no-preferred)
 699     primary_bfd_gas=no
 700     ;;
 701   *-preferred)
 702     primary_bfd_gas=yes
 703     ;;
 704   yes-*)
 705     primary_bfd_gas=yes
 706     ;;
 707   -*)
 708     # User specified nothing.
 709     ;;
 710 esac
 711
 712 # Some COFF configurations want these random other flags set.
 713 case ${obj_format} in
 714   coff)
 715     case ${target_cpu_type} in
 716       i386) AC_DEFINE(I386COFF, 1, [Using i386 COFF?]) ;;
 717       m68k) AC_DEFINE(M68KCOFF, 1, [Using m68k COFF?]) ;;
 718       m88k) AC_DEFINE(M88KCOFF, 1, [Using m88k COFF?]) ;;
 719     esac
 720     ;;
 721 esac
 722
 723 # Getting this done right is going to be a bitch.  Each configuration specified
 724 # with --enable-targets=... should be checked for environment, format, cpu, and
 725 # bfd_gas setting.
 726 #
 727 # For each configuration, the necessary object file support code must be linked
 728 # in.  This might be only one, it might be up to four.  The necessary emulation
 729 # code needs to be provided, too.
 730 #
 731 # And then there's "--enable-targets=all"....
 732 #
 733 # For now, just always do it for MIPS ELF or ECOFF configurations.  Sigh.
 734
 735 formats="${obj_format}"
 736 emfiles=""
 737 EMULATIONS=""
 738 GAS_UNIQ(emulations)
 739 for em in . $emulations ; do
 740   case $em in
 741     .)  continue ;;
 742     mipsbelf | mipslelf | mipself)
 743         fmt=elf   file=mipself ;;
 744     mipsbecoff | mipslecoff | mipsecoff)
 745         fmt=ecoff file=mipsecoff ;;
 746     *coff)
 747         fmt=coff  file=$em ;;
 748     *aout)
 749         fmt=aout file=$em ;;
 750     *elf)
 751         fmt=elf file=$em ;;
 752   esac
 753   formats="$formats $fmt"
 754   emfiles="$emfiles e-$file.o"
 755   EMULATIONS="$EMULATIONS &$em,"
 756 done
 757 GAS_UNIQ(formats)
 758 GAS_UNIQ(emfiles)
 759 if test `set . $formats ; shift ; echo $#` -gt 1 ; then
 760   for fmt in $formats ; do
 761     case $fmt in
 762       aout)     AC_DEFINE(OBJ_MAYBE_AOUT, 1,    [a.out support?])   ;;
 763       bout)     AC_DEFINE(OBJ_MAYBE_BOUT, 1,    [b.out support?])   ;;
 764       coff)     AC_DEFINE(OBJ_MAYBE_COFF, 1,    [COFF support?])    ;;
 765       ecoff)    AC_DEFINE(OBJ_MAYBE_ECOFF, 1,   [ECOFF support?])   ;;
 766       elf)      AC_DEFINE(OBJ_MAYBE_ELF, 1,     [ELF support?])     ;;
 767       generic)  AC_DEFINE(OBJ_MAYBE_GENERIC, 1, [generic support?]) ;;
 768       hp300)    AC_DEFINE(OBJ_MAYBE_HP300, 1,   [HP300 support?])   ;;
 769       ieee)     AC_DEFINE(OBJ_MAYBE_IEEE, 1,    [IEEE support?])    ;;
 770       som)      AC_DEFINE(OBJ_MAYBE_SOM, 1,     [SOM support?])     ;;
 771       vms)      AC_DEFINE(OBJ_MAYBE_VMS, 1,     [VMS support?])     ;;
 772     esac
 773     extra_objects="$extra_objects obj-$fmt.o"
 774   done
 775   obj_format=multi
 776 fi
 777 if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
 778   DEFAULT_EMULATION=`set . $emulations ; echo $2`
 779   # e-mips* has more than one emulation per file, e-i386* has just one at the
 780   # moment.  If only one emulation is specified, then don't define
 781   # USE_EMULATIONS or include any of the e-files as they will only be bloat.
 782   case "${obj_format}${emfiles}" in
 783     multi* | *mips*)
 784       extra_objects="$extra_objects $emfiles"
 785       AC_DEFINE(USE_EMULATIONS, 1, [Use emulation support?]) ;;
 786   esac
 787 fi
 788 AC_SUBST(extra_objects)
 789 AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS, [Supported emulations.])
 790 AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION",
 791                    [Default emulation.])
 792
 793 case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
 794   yes-*-coff)   need_bfd=yes ;;
 795   no-*-coff)    need_bfd=yes
 796                 AC_DEFINE(MANY_SEGMENTS, 1, [old COFF support?]) ;;
 797 esac
 798
 799 reject_dev_configs=yes
 800
 801 case ${reject_dev_configs}-${dev} in
 802   yes-yes) # Oops.
 803     AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
 804     ;;
 805 esac
 806
 807 AC_SUBST(target_cpu_type)
 808 AC_SUBST(obj_format)
 809 AC_SUBST(te_file)
 810 AC_SUBST(install_tooldir)
 811 AC_SUBST(atof)
 812 dnl AC_SUBST(emulation)
 813
 814 case "${primary_bfd_gas}" in
 815   yes)  AC_DEFINE(BFD_ASSEMBLER, 1, [Use BFD interface?])
 816         need_bfd=yes ;;
 817 esac
 818
 819 # do we need the opcodes library?
 820 case "${need_opcodes}" in
 821 yes)
 822   OPCODES_LIB=../opcodes/libopcodes.la
 823   ;;
 824 esac
 825
 826 case "${need_bfd}" in
 827 yes)
 828   BFDLIB=../bfd/libbfd.la
 829   ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
 830   ;;
 831 esac
 832
 833 AC_SUBST(BFDLIB)
 834 AC_SUBST(OPCODES_LIB)
 835
 836 AC_SUBST(ALL_OBJ_DEPS)
 837
 838 AC_DEFINE_UNQUOTED(TARGET_ALIAS,        "${target_alias}", [Target alias.])
 839 AC_DEFINE_UNQUOTED(TARGET_CANONICAL,    "${target}",       [Canonical target.])
 840 AC_DEFINE_UNQUOTED(TARGET_CPU,          "${target_cpu}",   [Target CPU.])
 841 AC_DEFINE_UNQUOTED(TARGET_VENDOR,       "${target_vendor}", [Target vendor.])
 842 AC_DEFINE_UNQUOTED(TARGET_OS,           "${target_os}",    [Target OS.])
 843
 844 AC_PROG_CC
 845
 846 AC_PROG_YACC
 847 AM_PROG_LEX
 848
 849 ALL_LINGUAS="fr"
 850 CY_GNU_GETTEXT
 851
 852 AM_MAINTAINER_MODE
 853 AC_EXEEXT
 854
 855 AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
 856
 857 # Put this here so that autoconf's "cross-compiling" message doesn't confuse
 858 # people who are not cross-compiling but are compiling cross-assemblers.
 859 AC_MSG_CHECKING(whether compiling a cross-assembler)
 860 if test "${host}" = "${target}"; then
 861   cross_gas=no
 862 else
 863   cross_gas=yes
 864   AC_DEFINE(CROSS_COMPILE, 1, [Compiling cross-assembler?])
 865 fi
 866 AC_MSG_RESULT($cross_gas)
 867
 868 dnl ansidecl.h will deal with const
 869 dnl AC_CONST
 870 AC_FUNC_ALLOCA
 871 AC_C_INLINE
 872
 873 # VMS doesn't have unlink.
 874 AC_CHECK_FUNCS(unlink remove, break)
 875
 876 # Some systems don't have sbrk().
 877 AC_CHECK_FUNCS(sbrk)
 878
 879 # do we need the math library?
 880 case "${need_libm}" in
 881 yes)
 882   AC_CHECK_LIBM
 883   AC_SUBST(LIBM)
 884   ;;
 885 esac
 886
 887 # Some non-ANSI preprocessors botch requoting inside strings.  That's bad
 888 # enough, but on some of those systems, the assert macro relies on requoting
 889 # working properly!
 890 GAS_WORKING_ASSERT
 891
 892 # On some systems, the system header files may not declare malloc, realloc,
 893 # and free.  There are places where gas needs these functions to have been
 894 # declared -- such as when taking their addresses.
 895 gas_test_headers="
 896 #ifdef HAVE_MEMORY_H
 897 #include <memory.h>
 898 #endif
 899 #ifdef HAVE_STRING_H
 900 #include <string.h>
 901 #else
 902 #ifdef HAVE_STRINGS_H
 903 #include <strings.h>
 904 #endif
 905 #endif
 906 #ifdef HAVE_STDLIB_H
 907 #include <stdlib.h>
 908 #endif
 909 #ifdef HAVE_UNISTD_H
 910 #include <unistd.h>
 911 #endif
 912 "
 913 GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
 914 GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
 915 GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
 916 GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
 917 GAS_CHECK_DECL_NEEDED(environ, f, char **f, $gas_test_headers)
 918
 919 # Does errno.h declare errno, or do we have to add a separate declaration
 920 # for it?
 921 GAS_CHECK_DECL_NEEDED(errno, f, int f, [
 922 #ifdef HAVE_ERRNO_H
 923 #include <errno.h>
 924 #endif
 925 ])
 926
 927 dnl This must come last.
 928
 929 dnl We used to make symlinks to files in the source directory, but now
 930 dnl we just use the right name for .c files, and create .h files in
 931 dnl the build directory which include the right .h file.  Make sure
 932 dnl the old symlinks don't exist, so that a reconfigure in an existing
 933 dnl directory behaves reasonably.
 934
 935 AC_OUTPUT(Makefile doc/Makefile ${GDBINIT}:gdbinit.in po/Makefile.in:po/Make-in,
 936 [rm -f targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c itbl-cpu.h
 937  echo '#include "tc-'"${target_cpu_type}"'.h"' > targ-cpu.h
 938  echo '#include "obj-'"${obj_format}"'.h"' > obj-format.h
 939  echo '#include "te-'"${te_file}"'.h"' > targ-env.h
 940  echo '#include "itbl-'"${target_cpu_type}"'.h"' > itbl-cpu.h
 941  if test "x$cgen_cpu_prefix" != x ; then
 942    echo '#include "opcodes/'"${cgen_cpu_prefix}"'-desc.h"' > cgen-desc.h
 943  fi
 944
 945  sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile],
 946 [target_cpu_type=${target_cpu_type}
 947  cgen_cpu_prefix=${cgen_cpu_prefix}
 948  obj_format=${obj_format}
 949  te_file=${te_file}])