-# This file is a shell script fragment that supplies the information
-# necessary to tailor a template configure script into the configure
-# script appropriate for this directory. For more information, check
-# any existing configure script.
+dnl Process this file with autoconf to produce a configure script
+dnl
+AC_PREREG(2.0)
+AC_INIT(ldmain.c)
+
+AC_ARG_ENABLE(targets,
+[ --enable-targets alternative target configurations],
+[case "${enableval}" in
+ yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
+ ;;
+ no) enable_targets= ;;
+ *) enable_targets=$enableval ;;
+esac])dnl
+
+AC_CONFIG_HEADER(config.h:config.in)
+
+AC_CONFIG_AUX_DIR(`cd $srcdir/..; pwd`)
+AC_CANONICAL_SYSTEM
+if test -z "$target" ; then
+ AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)
+fi
+if test -z "$host" ; then
+ AC_MSG_ERROR(Unrecognized host system type; please check config.sub.)
+fi
+AC_ARG_PROGRAM
-srctrigger=ldmain.c
-srcname="linker"
-target_dependent=true
+# host-specific stuff:
-# per-host:
+. ${srcdir}/configure.host
-. ${srcdir}/../bfd/configure.host
+AC_PROG_CC
+AC_SUBST(CFLAGS)
+AC_SUBST(HDEFINES)
+AC_SUBST(HOSTING_CRT0)
+AC_SUBST(HOSTING_LIBS)
+AC_SUBST(NATIVE_LIB_DIRS)
-host_makefile_frag=
+AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h)
+AC_CHECK_FUNCS(sbrk)
-if [ -f ${srcdir}/config/${my_host}.mh ] ; then
- host_makefile_frag=config/${my_host}.mh
-fi
+BFD_BINARY_FOPEN
-# per-target:
+# target-specific stuff:
# Canonicalize the secondary target names.
-if [ -n "$with_targets" ]; then
- for targ in `echo $with_targets | sed 's/,/ /g'`
+if test -n "$enable_targets"; then
+ for targ in `echo $enable_targets | sed 's/,/ /g'`
do
- result=`$configsub $targ 2>/dev/null`
- if [ -n "$result" ]; then
+ result=`$ac_config_sub $targ 2>/dev/null`
+ if test -n "$result"; then
canon_targets="$canon_targets $result"
else
# Allow targets that config.sub doesn't recognize, like "all".
fi
all_targets=false
+EMUL=
+all_emuls=
for targ in $target $canon_targets
do
-
-case "${targ}" in
-
- sparc-sun-sunos4*) ld_target=sun4 ;;
- m68k-sun-sunos[34]*) ld_target=sun3 ;;
- sparclite*-fujitsu-*) ld_target=sun4 ;;
-# start-sanitize-v9
- sparc64-*-elf*) ld_target=sparc64-elf ;;
- sparc64*) ld_target=sun4 ;;
-# end-sanitize-v9
- sparc*-*-aout) ld_target=sun4 ;;
- sparc*-*-elf) ld_target=sun4sol2 ;;
- sparc*-*-lynxos*) ld_target=sparc-lynx ;;
- sparc*-*-solaris2*) ld_target=sun4sol2 ;;
- sparc*-*-netware) ld_target=sun4sol2 ;;
- i960-wrs-vxworks*) ld_target=i960 ;;
- i960-intel-nindy) ld_target=i960 ;;
- m68k-wrs-vxworks*) ld_target=vxworks68 ;;
- m680[01234]0-wrs-vxworks*) ld_target=vxworks68 ;;
- m683?2-wrs-vxworks*) ld_target=vxworks68 ;;
- sparc*-wrs-vxworks*) ld_target=sun4 ;;
- m68k-ericsson-ose) ld_target=ose68 ;;
- m680[01234]0-ericsson-ose) ld_target=ose68 ;;
- m683?2-ericsson-ose) ld_target=ose68 ;;
- *-tandem-none) ld_target=st2000 ;; # FIXME needs better name
- i[34]86-*-go32) ld_target=go32 ;;
- i[34]86-*-aix*) ld_target=i386-coff ;;
- i[34]86-*-sco*) ld_target=i386-coff ;;
- i[34]86-*-lynxos*) ld_target=i386-lynx ;;
- i[34]86-*-coff) ld_target=i386-coff ;;
- i[34]86-*-bsd) ld_target=i386-bsd ;;
- i[34]86-*-aout) ld_target=i386-aout ;;
- i[34]86-*-linux) ld_target=i386-linux ;;
- i[34]86-*-sysv4*) ld_target=i386-elf ;;
- i[34]86-*-unixware) ld_target=i386-elf ;;
- i[34]86-*-netware) ld_target=i386-elf ;;
- i[34]86-*-elf*) ld_target=i386-elf ;;
- i[34]86-*-sysv*) ld_target=i386-coff ;;
- i[34]86-*-mach*) ld_target=i386-mach ;;
- m8*-*-*) ld_target=m88k-bcs ;;
- a29k-*-udi) ld_target=sa29200 ;;
- a29k-*-ebmon) ld_target=ebmon29k ;;
- a29k-*-*) ld_target=coff-a29k ;;
- h8300-*-hms) ld_target=coff-h8300 ;;
- h8300h-*-hms) ld_target=coff-h8300h ;;
- h8500-*-hms) ld_target=coff-h8500 ;;
- sh-*-*) ld_target=coff-sh ;;
- m68k-sony-*) ld_target=news ;;
- m68k-hp-bsd*) ld_target=hp300bsd ;;
- m68*-*-aout) ld_target=m68k ;;
- m68*-*-coff) ld_target=m68k-coff ;;
- m68*-*-hpux) ld_target=hp300hpux ;;
- m68*-*-lynxos*) ld_target=m68k-lynx ;;
- m68*-*-*)
- echo '***' "Unknown m68k target vendor for ld:" ${target_vendor} 1>&2
- exit 1 ;;
- hppa*-hp-osf) ld_target=hppaosf ;;
- vax-dec-ultrix* | vax-dec-bsd*) ld_target=vax ;;
- mips*-dec-ultrix*) ld_target=mips-lit ;;
- mips*-sgi-irix*) ld_target=mips-big ;;
- mips*el-idt-ecoff*) ld_target=mips-idtl ;;
- mips*-idt-ecoff*) ld_target=mips-idt ;;
- mips*-dec-bsd*) ld_target=mipsbsd ;;
- mips*-*-elf*) ld_target=mipsb-elf32 ;;
- alpha-*-osf*) ld_target=alpha ;;
- z8k-*-sim | z8k-*-coff) ld_target=z8ksim ;;
- *-*-aout) ld_target=${target_cpu}-${target_vendor} ;;
- *-*-coff) ld_target=${target_cpu}-${target_vendor} ;;
- *-*-netware) ld_target=${target_cpu}-elf ;;
-
- all) ld_target=all ;;
-esac
-
- if [ "x$ld_target" = "xall" ]; then
+ if test "x$targ" = "xall"; then
all_targets=true
else
- if [ ! -f ${srcdir}/config/${ld_target}.mt ] ; then
- echo '***' No file ${srcdir}/config/${ld_target}.mt 1>&2
- echo '***' GNU LD does not support target ${ld_target} 1>&2
- echo '***' Look in ld/configure.in for supported targets 1>&2
- exit 1
- fi
+ . ${srcdir}/configure.tgt
- if [ "x$targ" = "x$target" ]; then
- target_makefile_frag=${srcdir}/config/${ld_target}.mt
- else
- target_extra_frags="$target_extra_frags ${srcdir}/config/${ld_target}.mt"
+ if test "x$targ" = "x$target"; then
+ EMUL=${targ_emul}
fi
+
+ all_emuls="${all_emuls} ${targ_emul} ${targ_extra_emuls}"
fi
done
-# We don't do any links based on the target system, just makefile config.
-
-# post-target:
-
-rm -f Makefile.tmp Makefile.2
-mv Makefile Makefile.tmp
-
-if [ x${all_targets} = xfalse ]; then
-
- allfrags="$target_makefile_frag $target_extra_frags"
+AC_SUBST(EMUL)
- # The emulations in all the configured targets.
- tb=`sed -n '
- s/EMUL[ ]*=[ ]*\([^ ]*\)/em_\1.o/p
- ' $allfrags`
+if test x${all_targets} = xfalse; then
# uniq the list.
f=""
- for i in $tb ; do
+ for i in $all_emuls ; do
case " $f " in
- *" $i "*) ;;
- *) f="$f $i" ;;
+ *" e$i.o "*) ;;
+ *) f="$f e$i.o" ;;
esac
done
- tb="$f"
- echo "EMULATION_OFILES = $tb" >> Makefile.2
+ EMULATION_OFILES="$f"
else # all_targets is true
- echo 'EMULATION_OFILES = $(ALL_EMULATIONS)' >> Makefile.2
+ EMULATION_OFILES='$(ALL_EMULATIONS)'
fi # all_targets is true
-cat Makefile.tmp >> Makefile.2
-rm -f Makefile.tmp
-mv Makefile.2 Makefile
+AC_SUBST(EMULATION_OFILES)
-mkdir ldscripts 2>/dev/null
+AC_OUTPUT(Makefile,
+[case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac])
projects / deliverable / binutils-gdb.git / blobdiff