mirror of
https://sourceware.org/git/binutils-gdb.git
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ae1b99e42d
with a single generic configuration. So break them up into two different configurations. See the individual ChangeLogs for additional detail.
745 lines
22 KiB
Plaintext
745 lines
22 KiB
Plaintext
dnl Process this file with autoconf to produce a configure script.
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dnl
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dnl And be careful when changing it! If you must add tests with square
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dnl brackets, be sure changequote invocations surround it.
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dnl
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dnl
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AC_PREREQ(2.5)dnl v2.5 needed for --bindir et al
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AC_INIT(as.h)dnl
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dnl
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user_bfd_gas=
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AC_ARG_ENABLE(bfd-assembler,
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[ --enable-bfd-assembler use BFD back end for writing object files],
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[case "${enableval}" in
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yes) need_bfd=yes user_bfd_gas=yes ;;
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no) user_bfd_gas=no ;;
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*) AC_MSG_ERROR(bad value ${enableval} given for bfd-assembler option) ;;
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esac])dnl
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AC_ARG_ENABLE(targets,
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[ targets alternative target configurations besides the primary],
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[case "${enableval}" in
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yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
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;;
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no) enable_targets= ;;
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*) enable_targets=$enableval ;;
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esac])dnl
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AC_ARG_ENABLE(shared,
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[ --enable-shared build shared BFD library],
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[case "${enableval}" in
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yes) shared=true shared_bfd=true shared_opcodes=true ;;
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no) shared=false ;;
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*bfd*opcodes*) shared=true shared_bfd=true shared_opcodes=true ;;
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*opcodes*bfd*) shared=true shared_bfd=true shared_opcodes=true ;;
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*bfd*) shared=true shared_bfd=true ;;
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*opcodes*) shared=true shared_opcodes=true ;;
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*) shared=false ;;
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esac])dnl
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# Generate a header file -- gets more post-processing by Makefile later.
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AC_CONFIG_HEADER(conf)
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dnl For recursion to work right, this must be an absolute pathname.
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AC_CONFIG_AUX_DIR(`cd $srcdir;pwd`/..)
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AC_CANONICAL_SYSTEM
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AC_ARG_PROGRAM
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te_file=generic
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canon_targets=""
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if test -n "$enable_targets" ; then
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for t in `echo $enable_targets | sed 's/,/ /g'`; do
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result=`$ac_config_sub $t 2>/dev/null`
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if test -n "$result" ; then
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canon_targets="$canon_targets $result"
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# else
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# # Permit "all", etc. We don't support it yet though.
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# canon_targets="$canon_targets $t"
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fi
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done
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GAS_UNIQ(canon_targets)
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fi
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emulations=""
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for this_target in $target $canon_targets ; do
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eval `echo $this_target | sed 's/^\(.*\)-\(.*\)-\(.*\)$/cpu=\1 vendor=\2 os=\3/'`
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# check for architecture variants
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case ${cpu} in
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armeb) cpu_type=arm endian=big ;;
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arm*) cpu_type=arm endian=little ;;
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hppa*) cpu_type=hppa ;;
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changequote(,)dnl
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i[456]86) cpu_type=i386 ;;
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m680[012346]0) cpu_type=m68k ;;
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m68008) cpu_type=m68k ;;
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m683??) cpu_type=m68k ;;
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changequote([,])dnl
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m8*) cpu_type=m88k ;;
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mips*el) cpu_type=mips endian=little;;
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mips*) cpu_type=mips endian=big ;;
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powerpcle*) cpu_type=ppc endian=little ;;
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powerpc*) cpu_type=ppc endian=big ;;
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rs6000*) cpu_type=ppc ;;
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sparc64) cpu_type=sparc want_sparc_v9=true ;;
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sparc*) cpu_type=sparc ;;
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*) cpu_type=${cpu} ;;
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esac
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if test ${this_target} = $target ; then
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target_cpu_type=${cpu_type}
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elif test ${target_cpu_type} != ${cpu_type} ; then
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continue
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fi
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targ=${cpu_type}
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generic_target=${cpu_type}-$vendor-$os
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dev=no
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bfd_gas=no
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em=generic
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# assign object format
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case ${generic_target} in
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a29k-*-coff) fmt=coff targ=ebmon29k ;;
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a29k-amd-udi) fmt=coff targ=ebmon29k ;;
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a29k-amd-ebmon) fmt=coff targ=ebmon29k ;;
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a29k-nyu-sym1) fmt=coff targ=ebmon29k ;;
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a29k-*-vxworks*) fmt=coff ;;
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alpha-*-*vms*) fmt=evax ;;
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alpha-*-netware*) fmt=ecoff ;;
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alpha-*-osf*) fmt=ecoff ;;
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alpha-*-linuxecoff*) fmt=ecoff ;;
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alpha-*-linux*) fmt=elf em=linux ;;
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# start-sanitize-arc
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arc-*-elf*) fmt=elf bfd_gas=yes ;;
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# end-sanitize-arc
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arm-*-riscix*) fmt=aout targ=arm-lit em=riscix ;;
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arm-*-aout) fmt=aout
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case "$endian" in
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big) targ=arm-big ;;
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*) targ=arm-lit ;;
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esac
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;;
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arm-*-coff) fmt=coff ;;
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arm-*-riscix*) fmt=aout ;;
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arm-*-pe) fmt=coff targ=armcoff em=pe ;;
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# start-sanitize-d10v
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d10v-*-*) fmt=elf bfd_gas=yes ;;
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# end-sanitize-d10v
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hppa-*-*elf*) fmt=elf em=hppa ;;
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hppa-*-lites*) fmt=elf em=hppa ;;
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hppa-*-osf*) fmt=som em=hppa ;;
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hppa-*-hpux*) fmt=som em=hppa ;;
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hppa-*-bsd*) fmt=som em=hppa ;;
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hppa-*-hiux*) fmt=som em=hppa ;;
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h8300-*-coff) fmt=coff ;;
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i386-ibm-aix*) fmt=coff targ=i386coff
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em=i386aix ;;
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i386-*-bsd*) fmt=aout em=386bsd ;;
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i386-*-netbsd0.8) fmt=aout em=386bsd ;;
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i386-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes;;
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i386-*-linux*aout* | i386-*-linuxoldld) fmt=aout em=linux ;;
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i386-*-linux*coff*) fmt=coff em=linux
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targ=i386coff ;;
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i386-*-linux*) fmt=elf em=linux ;;
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i386-*-lynxos*) fmt=coff targ=i386coff
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em=lynx ;;
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i386-*-sysv4* | i386-*-solaris* | i386-*-elf | i386-*-freebsdelf*)
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fmt=elf ;;
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i386-*-sco*elf*) fmt=elf targ=sco5 ;;
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i386-*-coff | i386-*-sysv* | i386-*-sco* | i386-*-isc*)
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fmt=coff targ=i386coff ;;
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i386-*-vsta) fmt=aout ;;
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i386-*-go32) fmt=coff targ=i386coff ;;
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i386-*-rtems*) fmt=coff targ=i386coff ;;
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i386-*-gnu*) fmt=elf ;;
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i386-*-mach*)
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fmt=aout em=mach bfd_gas=yes ;;
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i386-*-msdos*) fmt=aout ;;
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i386-*-moss*) fmt=elf ;;
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i386-*-pe) fmt=coff targ=i386coff em=pe ;;
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i386-*-cygwin32) fmt=coff targ=i386coff em=pe ;;
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i386-*-*nt) fmt=coff targ=i386coff em=pe ;;
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i960-*-bout) fmt=bout ;;
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i960-*-coff) fmt=coff em=ic960 targ=ic960coff ;;
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i960-*-rtems*) fmt=coff em=ic960 targ=ic960coff ;;
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i960-*-nindy*) fmt=bout ;;
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i960-*-vxworks4*) fmt=bout ;;
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i960-*-vxworks5.0) fmt=bout ;;
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i960-*-vxworks5.*) fmt=coff em=ic960 targ=ic960coff ;;
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i960-*-vxworks*) fmt=bout ;;
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m68k-*-vxworks* | m68k-ericsson-ose | m68k-*-sunos*)
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fmt=aout em=sun3 ;;
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m68k-motorola-sysv*) fmt=coff targ=m68kcoff em=delta ;;
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m68k-bull-sysv3*) fmt=coff targ=m68kcoff em=dpx2 ;;
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m68k-apollo-*) fmt=coff targ=apollo em=apollo ;;
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m68k-*-sysv4 | m68k-*-elf) # must be before -sysv*
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fmt=elf ;;
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m68k-*-coff | m68k-*-sysv* | m68k-*-rtems*)
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fmt=coff targ=m68kcoff ;;
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m68k-*-hpux*) fmt=hp300 em=hp300 ;;
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m68k-*-linux*aout*) fmt=aout em=linux ;;
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m68k-*-linux*) fmt=elf em=linux ;;
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m68k-*-lynxos*) fmt=coff targ=m68kcoff
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em=lynx ;;
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m68k-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
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m68k-apple-aux*) fmt=coff targ=m68kcoff em=aux ;;
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m68k-*-psos*) fmt=elf em=psos;;
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m88k-motorola-sysv3*) fmt=coff targ=m88kcoff em=delt88 ;;
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m88k-*-coff*) fmt=coff targ=m88kcoff ;;
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# don't change em like *-*-bsd does
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mips-dec-netbsd*) fmt=elf targ=mips-lit endian=little ;;
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mips-dec-bsd*) fmt=aout targ=mips-lit ;;
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mips-sony-bsd*) fmt=ecoff targ=mips-big ;;
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mips-*-bsd*) AC_MSG_ERROR(Unknown vendor for mips-bsd configuration.) ;;
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mips-*-ultrix*) fmt=ecoff targ=mips-lit endian=little ;;
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mips-*-osf*) fmt=ecoff targ=mips-lit endian=little ;;
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mips-*-ecoff*) fmt=ecoff
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case "$endian" in
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big) targ=mips-big ;;
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*) targ=mips-lit ;;
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esac
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;;
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mips-*-ecoff*) fmt=ecoff targ=mips-big ;;
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mips-*-gnu*) fmt=aout
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case "$endian" in
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big) targ=mips-big ;;
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*) targ=mips-lit ;;
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esac
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;;
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mips-*-irix6*) fmt=elf targ=mips-big ;;
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mips-*-irix5*) fmt=elf targ=mips-big ;;
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mips-*-irix*) fmt=ecoff targ=mips-big ;;
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mips-*-riscos*) fmt=ecoff targ=mips-big ;;
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mips-*-sysv*) fmt=ecoff targ=mips-big ;;
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mips-*-elf* | mips-*-rtems*)
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fmt=elf
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case "$endian" in
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big) targ=mips-big ;;
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*) targ=mips-lit ;;
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esac
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;;
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mn10200-*-*) fmt=elf bfd_gas=yes ;;
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mn10300-*-*) fmt=elf bfd_gas=yes ;;
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ppc-*-pe | ppc-*-cygwin32 | ppc-*-winnt*)
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fmt=coff em=pe
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case "$endian" in
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big) targ=ppc-big ;;
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*) targ=ppc-lit ;;
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esac
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;;
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ppc-*-aix*) fmt=coff ;;
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ppc-*-elf* | ppc-*-eabi* | ppc-*-sysv4*)
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fmt=elf
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case "$endian" in
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big) targ=ppc-big ;;
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*) targ=ppc-lit ;;
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esac
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;;
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ppc-*-linux*) fmt=elf
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case "$endian" in
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big) targ=ppc-big ;;
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*) AC_MSG_ERROR(Linux must be configured big endian) ;;
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esac
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;;
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ppc-*-solaris*) fmt=elf
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case "$endian" in
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big) AC_MSG_ERROR(Solaris must be configured little endian) ;;
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*) targ=ppc-sol ;;
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esac
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;;
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ppc-*-rtems*)
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fmt=elf
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case "$endian" in
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big) targ=ppc-big ;;
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*) targ=ppc-lit ;;
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esac
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;;
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ppc-*-macos* | ppc-*-mpw*)
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fmt=coff em=macos ;;
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ppc-*-netware*) fmt=elf em=ppcnw ;;
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sh-*-elf*) fmt=elf ;;
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sh-*-coff*) fmt=coff ;;
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ns32k-pc532-mach* | ns32k-pc532-ux*) fmt=aout em=pc532mach ;;
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ns32k-pc532-netbsd* | ns32k-pc532-lites*) fmt=aout em=nbsd532 ;;
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sparc-*-rtems*) fmt=aout ;;
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sparc-*-sunos4*) fmt=aout em=sun3 ;;
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sparc-*-aout | sparc*-*-vxworks*)
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fmt=aout em=sparcaout ;;
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sparc-*-coff) fmt=coff ;;
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sparc-*-lynxos*) fmt=coff em=lynx ;;
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sparc-fujitsu-none) fmt=aout ;;
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sparc-*-elf | sparc-*-sysv4* | sparc-*-solaris*)
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fmt=elf ;;
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sparc-*-netbsd*) fmt=aout em=nbsd bfd_gas=yes ;;
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v850-*-*) fmt=elf bfd_gas=yes ;;
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vax-*-bsd* | vax-*-ultrix*)
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fmt=aout ;;
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vax-*-vms) fmt=vms ;;
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z8k-*-coff | z8k-*-sim)
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fmt=coff ;;
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w65-*-*) fmt=coff ;;
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*-*-aout | *-*-scout)
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fmt=aout ;;
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*-*-nindy*)
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fmt=bout ;;
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*-*-bsd*)
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fmt=aout em=sun3 ;;
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*-*-generic) fmt=generic ;;
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*-*-xray | *-*-hms) fmt=coff ;;
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*-*-sim) fmt=coff ;;
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*-*-elf | *-*-sysv4* | *-*-solaris*)
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AC_MSG_WARN(GAS support for ${generic_target} is incomplete.)
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fmt=elf dev=yes ;;
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*-*-vxworks) fmt=aout ;;
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*-*-netware) fmt=elf ;;
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esac
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case ${cpu_type}-${fmt} in
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alpha-*) bfd_gas=yes ;;
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arm-*) bfd_gas=yes ;;
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# not yet
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# i386-aout) bfd_gas=preferred ;;
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mips-*) bfd_gas=yes ;;
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ns32k-*) bfd_gas=yes ;;
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ppc-*) bfd_gas=yes ;;
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sparc-*) bfd_gas=yes ;;
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*-elf) bfd_gas=yes ;;
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*-ecoff) bfd_gas=yes ;;
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*-som) bfd_gas=yes ;;
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*) ;;
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esac
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# Other random stuff.
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# do we need the opcodes library?
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case ${cpu_type} in
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vax | i386)
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;;
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*)
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need_opcodes=yes
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if test "${shared_opcodes}" = "true"; then
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# A shared libopcodes must be linked against libbfd.
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need_bfd=yes
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fi
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;;
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esac
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test -n "$want_sparc_v9" && AC_DEFINE(SPARC_V9)
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case ${cpu}-${vendor}-${os} in
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sparc64-*-elf*) AC_DEFINE(SPARC_ARCH64) ;;
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esac
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case ${cpu_type} in
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m68k)
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case ${extra_objects} in
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*m68k-parse.o*) ;;
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*) extra_objects="$extra_objects m68k-parse.o" ;;
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esac
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;;
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esac
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# See if we really can support this configuration with the emulation code.
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if test $this_target = $target ; then
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primary_bfd_gas=$bfd_gas
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obj_format=$fmt
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gas_target=$targ
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te_file=$em
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if test $bfd_gas = no ; then
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# Can't support other configurations this way.
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break
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fi
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elif test $bfd_gas = no ; then
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# Can't support this configuration.
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break
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fi
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# From target name and format, produce a list of supported emulations.
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case ${generic_target}-${fmt} in
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mips-*-irix5*-*) emulation="mipsbelf mipslelf mipself mipsbecoff mipslecoff mipsecoff" ;;
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mips-*-*-ecoff) case "$endian" in
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big) emulation="mipsbecoff mipslecoff mipsecoff" ;;
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*) emulation="mipslecoff mipsbecoff mipsecoff" ;;
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esac ;;
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mips-*-*-elf) case "$endian" in
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big) emulation="mipsbelf mipslelf mipself" ;;
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*) emulation="mipslelf mipsbelf mipself" ;;
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esac ;;
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esac
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emulations="$emulations $emulation"
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done
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# Assign floating point type. Most processors with FP support
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# IEEE FP. On those that don't support FP at all, usually IEEE
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# is emulated.
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case ${target_cpu} in
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vax | tahoe ) atof=${target_cpu} ;;
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*) atof=ieee ;;
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esac
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case "${obj_format}" in
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"") AC_MSG_ERROR(GAS does not know what format to use for target ${target}) ;;
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esac
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dnl
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dnl Make sure the desired support files exist.
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dnl
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if test ! -r ${srcdir}/config/tc-${target_cpu_type}.c; then
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AC_MSG_ERROR(GAS does not support target CPU ${target_cpu_type})
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fi
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if test ! -r ${srcdir}/config/obj-${obj_format}.c; then
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AC_MSG_ERROR(GAS does not have support for object file format ${obj_format})
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fi
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# and target makefile frag
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target_frag=${srcdir}/config/${gas_target}.mt
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if test ! -r ${target_frag}; then
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target_frag=/dev/null # ick! but subst_file can't be conditionalized
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fi
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AC_SUBST_FILE(target_frag)
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case ${user_bfd_gas}-${primary_bfd_gas} in
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yes-yes | no-no)
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# We didn't override user's choice.
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;;
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no-yes)
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AC_MSG_WARN(Use of BFD is required for ${target}; overriding config options.)
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;;
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no-preferred)
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primary_bfd_gas=no
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;;
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*-preferred)
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primary_bfd_gas=yes
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;;
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yes-*)
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primary_bfd_gas=yes
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;;
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-*)
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# User specified nothing.
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;;
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esac
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# Some COFF configurations want these random other flags set.
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case ${obj_format} in
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coff)
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case ${target_cpu_type} in
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i386) AC_DEFINE(I386COFF) ;;
|
|
m68k) AC_DEFINE(M68KCOFF) ;;
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|
m88k) AC_DEFINE(M88KCOFF) ;;
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esac
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;;
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esac
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|
|
# Getting this done right is going to be a bitch. Each configuration specified
|
|
# with --enable-targets=... should be checked for environment, format, cpu, and
|
|
# bfd_gas setting.
|
|
#
|
|
# For each configuration, the necessary object file support code must be linked
|
|
# in. This might be only one, it might be up to four. The necessary emulation
|
|
# code needs to be provided, too.
|
|
#
|
|
# And then there's "--enable-targets=all"....
|
|
#
|
|
# For now, just always do it for MIPS ELF or ECOFF configurations. Sigh.
|
|
|
|
formats="${obj_format}"
|
|
emfiles=""
|
|
EMULATIONS=""
|
|
GAS_UNIQ(emulations)
|
|
for em in . $emulations ; do
|
|
case $em in
|
|
.) continue ;;
|
|
mipsbelf | mipslelf)
|
|
fmt=elf file=mipself ;;
|
|
mipsbecoff | mipslecoff)
|
|
fmt=ecoff file=mipsecoff ;;
|
|
esac
|
|
formats="$formats $fmt"
|
|
emfiles="$emfiles e-$file.o"
|
|
EMULATIONS="$EMULATIONS &$em,"
|
|
done
|
|
GAS_UNIQ(formats)
|
|
GAS_UNIQ(emfiles)
|
|
if test `set . $formats ; shift ; echo $#` -gt 1 ; then
|
|
for fmt in $formats ; do
|
|
case $fmt in
|
|
aout) AC_DEFINE(OBJ_MAYBE_AOUT) ;;
|
|
bout) AC_DEFINE(OBJ_MAYBE_BOUT) ;;
|
|
coff) AC_DEFINE(OBJ_MAYBE_COFF) ;;
|
|
ecoff) AC_DEFINE(OBJ_MAYBE_ECOFF) ;;
|
|
elf) AC_DEFINE(OBJ_MAYBE_ELF) ;;
|
|
generic) AC_DEFINE(OBJ_MAYBE_GENERIC) ;;
|
|
hp300) AC_DEFINE(OBJ_MAYBE_HP300) ;;
|
|
ieee) AC_DEFINE(OBJ_MAYBE_IEEE) ;;
|
|
som) AC_DEFINE(OBJ_MAYBE_SOM) ;;
|
|
vms) AC_DEFINE(OBJ_MAYBE_VMS) ;;
|
|
esac
|
|
extra_objects="$extra_objects obj-$fmt.o"
|
|
done
|
|
obj_format=multi
|
|
fi
|
|
if test `set . $emfiles ; shift ; echo $#` -gt 0 ; then
|
|
te_file=multi
|
|
extra_objects="$extra_objects $emfiles"
|
|
DEFAULT_EMULATION=`set . $emulations ; echo $2`
|
|
AC_DEFINE(USE_EMULATIONS)
|
|
fi
|
|
AC_SUBST(extra_objects)
|
|
AC_DEFINE_UNQUOTED(EMULATIONS, $EMULATIONS)
|
|
AC_DEFINE_UNQUOTED(DEFAULT_EMULATION, "$DEFAULT_EMULATION")
|
|
|
|
files="config/tc-${target_cpu_type}.c config/tc-${target_cpu_type}.h \
|
|
config/obj-${obj_format}.h config/obj-${obj_format}.c \
|
|
config/te-${te_file}.h config/atof-${atof}.c \
|
|
$extra_files"
|
|
links="targ-cpu.c targ-cpu.h obj-format.h obj-format.c targ-env.h atof-targ.c \
|
|
$extra_links"
|
|
|
|
case ${primary_bfd_gas}-${target_cpu_type}-${obj_format} in
|
|
yes-*-coff) need_bfd=yes ;;
|
|
no-*-coff) need_bfd=yes
|
|
AC_DEFINE(MANY_SEGMENTS) ;;
|
|
esac
|
|
|
|
reject_dev_configs=yes
|
|
|
|
case ${reject_dev_configs}-${dev} in
|
|
yes-yes) # Oops.
|
|
AC_MSG_ERROR(GAS does not support the ${generic_target} configuration.)
|
|
;;
|
|
esac
|
|
|
|
AC_SUBST(target_cpu_type)
|
|
AC_SUBST(obj_format)
|
|
AC_SUBST(atof)
|
|
dnl AC_SUBST(emulation)
|
|
|
|
AC_LINK_FILES($files, $links)
|
|
|
|
case "${primary_bfd_gas}" in
|
|
yes) AC_DEFINE(BFD_ASSEMBLER)
|
|
need_bfd=yes ;;
|
|
esac
|
|
|
|
# do we need the opcodes library?
|
|
case "${need_opcodes}" in
|
|
yes)
|
|
OPCODES_DEP=../opcodes/libopcodes.a
|
|
OPCODES_LIB='-L../opcodes -lopcodes'
|
|
|
|
# We need to handle some special cases for shared libraries.
|
|
case "${host}" in
|
|
*-*-sunos*)
|
|
# On SunOS, we must link against the name we are going to install,
|
|
# not -lbfd, since SunOS does not support SONAME.
|
|
if test "${shared_opcodes}" = "true"; then
|
|
OPCODES_LIB='-L../opcodes -l`echo opcodes | sed '"'"'$(program_transform_name)'"'"'`'
|
|
fi
|
|
;;
|
|
alpha*-*-osf*)
|
|
# On Alpha OSF/1, the native linker searches all the -L
|
|
# directories for any LIB.so files, and only then searches for any
|
|
# LIB.a files. That means that if there is an installed
|
|
# libbfd.so, but this build is not done with --enable-shared, the
|
|
# link will wind up being against the install libbfd.so rather
|
|
# than the newly built libbfd. To avoid this, we must explicitly
|
|
# link against libbfd.a when --enable-shared is not used.
|
|
if test "${shared_opcodes}" != "true"; then
|
|
OPCODES_LIB='../opcodes/libopcodes.a'
|
|
fi
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
AC_SUBST(OPCODES_DEP)
|
|
AC_SUBST(OPCODES_LIB)
|
|
|
|
case "${need_bfd}" in
|
|
yes)
|
|
BFDDEP=../bfd/libbfd.a
|
|
BFDLIB='-L../bfd -lbfd'
|
|
ALL_OBJ_DEPS="$ALL_OBJ_DEPS ../bfd/bfd.h"
|
|
|
|
# We need to handle some special cases for shared libraries
|
|
case "${host}" in
|
|
*-*-sunos*)
|
|
# On SunOS, we must link against the name we are going to install,
|
|
# not -lbfd, since SunOS does not support SONAME.
|
|
if test "${shared_bfd}" = "true"; then
|
|
BFDLIB='-L../bfd -l`echo bfd | sed '"'"'$(program_transform_name)'"'"'`'
|
|
fi
|
|
;;
|
|
alpha*-*-osf*)
|
|
# On Alpha OSF/1, the native linker searches all the -L
|
|
# directories for any LIB.so files, and only then searches for any
|
|
# LIB.a files. That means that if there is an installed
|
|
# libbfd.so, but this build is not done with --enable-shared, the
|
|
# link will wind up being against the install libbfd.so rather
|
|
# than the newly built libbfd. To avoid this, we must explicitly
|
|
# link against libbfd.a when --enable-shared is not used.
|
|
if test "${shared_bfd}" != "true"; then
|
|
BFDLIB='../bfd/libbfd.a'
|
|
fi
|
|
;;
|
|
esac
|
|
;;
|
|
esac
|
|
AC_SUBST(BFDDEP)
|
|
AC_SUBST(BFDLIB)
|
|
AC_SUBST(ALL_OBJ_DEPS)
|
|
|
|
AC_DEFINE_UNQUOTED(TARGET_ALIAS, "${target_alias}")
|
|
AC_DEFINE_UNQUOTED(TARGET_CANONICAL, "${target}")
|
|
AC_DEFINE_UNQUOTED(TARGET_CPU, "${target_cpu}")
|
|
AC_DEFINE_UNQUOTED(TARGET_VENDOR, "${target_vendor}")
|
|
AC_DEFINE_UNQUOTED(TARGET_OS, "${target_os}")
|
|
|
|
AC_PROG_CC
|
|
AC_PROG_INSTALL
|
|
|
|
AC_CHECK_HEADERS(string.h stdlib.h memory.h strings.h unistd.h stdarg.h varargs.h errno.h sys/types.h)
|
|
|
|
# Put this here so that autoconf's "cross-compiling" message doesn't confuse
|
|
# people who are not cross-compiling but are compiling cross-assemblers.
|
|
AC_MSG_CHECKING(whether compiling a cross-assembler)
|
|
if test "${host}" = "${target}"; then
|
|
cross_gas=no
|
|
else
|
|
cross_gas=yes
|
|
AC_DEFINE(CROSS_COMPILE)
|
|
fi
|
|
AC_MSG_RESULT($cross_gas)
|
|
|
|
dnl ansidecl.h will deal with const
|
|
dnl AC_CONST
|
|
AC_FUNC_ALLOCA
|
|
AC_C_INLINE
|
|
|
|
# VMS doesn't have unlink.
|
|
AC_CHECK_FUNCS(unlink remove, break)
|
|
|
|
# Some systems don't have sbrk().
|
|
AC_CHECK_FUNCS(sbrk)
|
|
|
|
# Some non-ANSI preprocessors botch requoting inside strings. That's bad
|
|
# enough, but on some of those systems, the assert macro relies on requoting
|
|
# working properly!
|
|
GAS_WORKING_ASSERT
|
|
|
|
# On some systems, the system header files may not declare malloc, realloc,
|
|
# and free. There are places where gas needs these functions to have been
|
|
# declared -- such as when taking their addresses.
|
|
gas_test_headers="
|
|
#ifdef HAVE_MEMORY_H
|
|
#include <memory.h>
|
|
#endif
|
|
#ifdef HAVE_STRING_H
|
|
#include <string.h>
|
|
#else
|
|
#ifdef HAVE_STRINGS_H
|
|
#include <strings.h>
|
|
#endif
|
|
#endif
|
|
#ifdef HAVE_STDLIB_H
|
|
#include <stdlib.h>
|
|
#endif
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif
|
|
"
|
|
GAS_CHECK_DECL_NEEDED(strstr, f, char *(*f)(), $gas_test_headers)
|
|
GAS_CHECK_DECL_NEEDED(malloc, f, char *(*f)(), $gas_test_headers)
|
|
GAS_CHECK_DECL_NEEDED(free, f, void (*f)(), $gas_test_headers)
|
|
GAS_CHECK_DECL_NEEDED(sbrk, f, char *(*f)(), $gas_test_headers)
|
|
|
|
# Does errno.h declare errno, or do we have to add a separate declaration
|
|
# for it?
|
|
GAS_CHECK_DECL_NEEDED(errno, f, int f, [
|
|
#ifdef HAVE_ERRNO_H
|
|
#include <errno.h>
|
|
#endif
|
|
])
|
|
|
|
HLDFLAGS=
|
|
HLDENV=
|
|
RPATH_ENVVAR=LD_LIBRARY_PATH
|
|
# If we have shared libraries, try to set rpath reasonably.
|
|
if test "${shared}" = "true"; then
|
|
case "${host}" in
|
|
*-*-hpux*)
|
|
HLDFLAGS='-Wl,+s,+b,$(libdir)'
|
|
RPATH_ENVVAR=SHLIB_PATH
|
|
;;
|
|
*-*-irix5* | *-*-irix6*)
|
|
HLDFLAGS='-Wl,-rpath,$(libdir)'
|
|
;;
|
|
*-*-linux*aout*)
|
|
;;
|
|
*-*-linux*)
|
|
HLDFLAGS='-Wl,-rpath,$(libdir)'
|
|
;;
|
|
*-*-solaris*)
|
|
HLDFLAGS='-R $(libdir)'
|
|
;;
|
|
*-*-sysv4*)
|
|
HLDENV='if test -z "$${LD_RUN_PATH}"; then LD_RUN_PATH=$(libdir); else LD_RUN_PATH=$${LD_RUN_PATH}:$(libdir); fi; export LD_RUN_PATH;'
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
# On SunOS, if the linker supports the -rpath option, use it to
|
|
# prevent ../bfd and ../opcodes from being included in the run time
|
|
# search path.
|
|
case "${host}" in
|
|
*-*-sunos*)
|
|
echo 'main () { }' > conftest.c
|
|
${CC} -o conftest -Wl,-rpath= conftest.c >/dev/null 2>conftest.t
|
|
if grep 'unrecognized' conftest.t >/dev/null 2>&1; then
|
|
:
|
|
elif grep 'No such file' conftest.t >/dev/null 2>&1; then
|
|
:
|
|
elif grep 'do not mix' conftest.t >/dev/null 2>&1; then
|
|
:
|
|
elif test "${shared}" = "true"; then
|
|
HLDFLAGS='-Wl,-rpath=$(libdir)'
|
|
else
|
|
HLDFLAGS='-Wl,-rpath='
|
|
fi
|
|
rm -f conftest.t conftest.c conftest
|
|
;;
|
|
esac
|
|
AC_SUBST(HLDFLAGS)
|
|
AC_SUBST(HLDENV)
|
|
AC_SUBST(RPATH_ENVVAR)
|
|
|
|
dnl This must come last.
|
|
AC_OUTPUT(Makefile doc/Makefile .gdbinit:gdbinit.in)
|