-# 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)
-srctrigger=ldmain.c
-srcname="linker"
-target_dependent=true
+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_ARG_ENABLE(shared,
+[ --enable-shared build shared BFD library],
+[case "${enableval}" in
+ yes) shared=true ;;
+ no) shared=false ;;
+ *) AC_MSG_ERROR([bad value ${enableval} for BFD shared option]) ;;
+esac])dnl
-# per-host:
+AC_CONFIG_HEADER(config.h:config.in)
-. ${srcdir}/../bfd/configure.host
+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 "$host" ; then
+ AC_MSG_ERROR(Unrecognized host system type; please check config.sub.)
+fi
+AC_ARG_PROGRAM
+
+# host-specific stuff:
+
+AC_PROG_CC
-# Set up to make a link between the host's include file and "sysdep.h".
-files="../bfd/hosts/${my_host}.h"
-links="sysdep.h"
+. ${srcdir}/configure.host
-if [ ! -f ${srcdir}/${files} ] ; then
- files=../bfd/hosts/std-host.h
- echo "[${srcname} has no specific support for host ${host} -- using std-host]"
+AC_SUBST(CFLAGS)
+AC_SUBST(HLDFLAGS)
+AC_SUBST(RPATH_ENVVAR)
+AC_SUBST(HDEFINES)
+AC_SUBST(HOSTING_CRT0)
+AC_SUBST(HOSTING_LIBS)
+AC_SUBST(NATIVE_LIB_DIRS)
+
+# For most hosts we can use a simple definition to pick up the BFD and
+# opcodes libraries. However, if we are building shared libraries, we
+# need to handle some hosts specially.
+BFDLIB='-L../bfd -lbfd'
+if test "${shared}" = "true"; then
+ case "${host}" in
+ *-*-sunos*)
+ # On SunOS, we must link against the name we are going to install,
+ # not -lbfd, since SunOS does not support SONAME.
+ BFDLIB='-L../bfd -l`echo bfd | sed '"'"'$(program_transform_name)'"'"'`'
+ ;;
+ esac
fi
+AC_SUBST(BFDLIB)
+
+AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h)
+AC_CHECK_FUNCS(sbrk)
+AC_HEADER_DIRENT
+
+BFD_BINARY_FOPEN
+
+BFD_NEED_DECLARATION(free)
+
+# target-specific stuff:
+
+all_targets=
+EMUL=
+all_emuls=
+TDIRS=
+
+for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
+do
+ if test "$targ_alias" = "all"; then
+ all_targets=true
+ else
+ # Canonicalize the secondary target names.
+ result=`$ac_config_sub $targ_alias 2>/dev/null`
+ if test -n "$result"; then
+ targ=$result
+ else
+ targ=$targ_alias
+ fi
+
+ . ${srcdir}/configure.tgt
+
+ if test "$targ" = "$target"; then
+ EMUL=$targ_emul
+ fi
+
+ for i in $targ_emul $targ_extra_emuls; do
+ case " $all_emuls " in
+ *" e${i}.o "*) ;;
+ *)
+ all_emuls="$all_emuls e${i}.o"
+ eval result=\$tdir_$i
+ test -z "$result" && result=$targ_alias
+ TDIRS="$TDIRS\\
+tdir_$i=$result"
+ ;;
+ esac
+ done
+ fi
+done
-host_makefile_frag=
+AC_SUBST(EMUL)
+AC_SUBST(TDIRS)
-if [ -f ${srcdir}/config/${my_host}.mh ] ; then
- host_makefile_frag=config/${my_host}.mh
+if test x${all_targets} = xtrue; then
+ EMULATION_OFILES='$(ALL_EMULATIONS)'
+else
+ EMULATION_OFILES=$all_emuls
fi
+AC_SUBST(EMULATION_OFILES)
-# per-target:
-
-case "${target}" in
-
- sparc-sun-sunos4*) my_target=sun4
- ;;
- m68k-sun-sunos[34]*) my_target=sun3
- ;;
- sparclite-fujitsu-*) my_target=sun4
- ;;
- i960-wrs-vxworks*) my_target=vxworks960
- ;;
- m68k-wrs-vxworks*) my_target=vxworks68
- ;;
- m680[01234]0-wrs-vxworks*) my_target=vxworks68
- ;;
- m683?2-wrs-vxworks*) my_target=vxworks68
- ;;
- sparc-wrs-vxworks*) my_target=vxsparc
- ;;
- m68k-ericsson-ose) my_target=ose68
- ;;
- m680[01234]0-ericsson-ose) my_target=ose68
- ;;
- m683?2-ericsson-ose) my_target=ose68
- ;;
- *-tandem-none) my_target=st2000 # FIXME needs better name
- ;;
- i386-go32-*) my_target=go32
- ;;
- i386-*-sco*) my_target=i386-coff
- ;;
- i386-*-coff) my_target=i386-coff
- ;;
- i386-*-aout) my_target=i386-aout
- ;;
- i386-*-sysv*) my_target=i386-coff
- ;;
- m88k-*-*) my_target=m88k-bcs
- ;;
- a29k-*-udi) my_target=sa29200
- ;;
- a29k-*-ebmon) my_target=ebmon29k
- ;;
- a29k-*-*) my_target=coff-a29k
- ;;
- h8300-*-hms) my_target=coff-h8300
- ;;
- h8300-*-xray) my_target=ieee-h8300
- ;;
- m68k-sony-*) my_target=news
- ;;
- m68k-hp-bsd*) my_target=hp300bsd
- ;;
- m68*-*-aout) my_target=m68k
- ;;
- m68*-*-coff) my_target=m68k-coff
- ;;
- m68*-*-*) echo '***' "Unknown m68k target vendor for ld:" ${target_vendor} 1>&2
- exit 1
- ;;
- z8k-*sim) my_target=z8ksim
- ;;
- *-*-aout) my_target=${target_cpu}-${target_vendor}
- ;;
- *-*-coff) my_target=${target_cpu}-${target_vendor}
- ;;
-esac
-
-
-
-target_makefile_frag=config/${my_target}.mt
+AC_OUTPUT(Makefile,
+[case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac])
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