-# 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.
-
-srctrigger=ldmain.c
-srcname="linker"
-
-# per-host:
-
-case "${host_cpu}" in
+dnl Process this file with autoconf to produce a configure script
+dnl
+AC_PREREG(2.0)
+AC_INIT(ldmain.c)
+
+AC_ARG_ENABLE(targets,
+[ --enable-targets alternative target configurations],
+[case "${enableval}" in
+ yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
+ ;;
+ no) enable_targets= ;;
+ *) enable_targets=$enableval ;;
+esac])dnl
+AC_ARG_ENABLE(shared,
+[ --enable-shared build shared BFD library],
+[case "${enableval}" in
+ yes) shared=true ;;
+ no) shared=false ;;
+ *) AC_MSG_ERROR([bad value ${enableval} for BFD shared option]) ;;
+esac])dnl
+
+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
+
+# host-specific stuff:
+
+AC_PROG_CC
+
+. ${srcdir}/configure.host
+
+AC_SUBST(CFLAGS)
+AC_SUBST(HLDFLAGS)
+AC_SUBST(RPATH_ENVVAR)
+AC_SUBST(HDEFINES)
+AC_SUBST(HOSTING_CRT0)
+AC_SUBST(HOSTING_LIBS)
+AC_SUBST(NATIVE_LIB_DIRS)
+
+# For most hosts we can use a simple definition to pick up the BFD and
+# opcodes libraries. However, if we are building shared libraries, we
+# need to handle some hosts specially.
+BFDLIB='-L../bfd -lbfd'
+if test "${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)
-rs6000) my_host=rs6000
- ;;
+AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h)
+AC_CHECK_FUNCS(sbrk)
+AC_HEADER_DIRENT
-mips)
- case "${host_vendor}" in
- dec) my_host=decstation ;;
- sgi) my_host=irix3 ;;
- esac
- ;;
+BFD_BINARY_FOPEN
-m88k)
- case "${host_vendor}" in
- *)
- case "${host_os}" in
- dgux) my_host=dgux ;;
- esac
- ;;
- esac
- ;;
-
-m68k)
- case "${host_vendor}" in
- cbm)
- case ${host_os} in
- amigados) my_host=amigados ;;
- svr4) my_host=amix ;;
- esac
- ;;
- hp)
- case "${host_os}" in
- hpux) my_host=hp9000 ;;
- bsd) my_host=hp300bsd ;;
- esac
- ;;
- sony) my_host=news ;;
- sun) my_host=sun3 ;;
- esac
- ;;
+BFD_NEED_DECLARATION(free)
-i386)
- case "${host_vendor}" in
- *)
- case "${host_os}" in
- sysv) my_host=i386v ;;
- mach) my_host=i386mach ;;
- msdos) my_host=dose ;;
- esac
- ;;
- esac
- ;;
+# target-specific stuff:
-sparc)
- case "${host_os}" in
- sunos64) my_host=sparc-ll ;;
- *) my_host=sparc ;;
- esac
- ;;
+all_targets=
+EMUL=
+all_emuls=
+TDIRS=
-romp) my_host=rtbsd
- ;;
+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
-a29k) my_host=ultra3
- ;;
+ . ${srcdir}/configure.tgt
-tahoe)
- my_host=tahoe
- ;;
+ if test "$targ" = "$target"; then
+ EMUL=$targ_emul
+ fi
-vax)
- case "${host_os}" in
- ultrix) my_host=vaxult ;;
- *) my_host=vaxbsd ;;
+ 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
- ;;
-esac
-
-# Set up to make a link between the host's include file and "sysdep.h".
-files="../bfd/hosts/h-${my_host}.h"
-links="sysdep.h"
-
-if [ ! -f ${files} ] ; then
- if [ -n "${my_host}" ] ; then
- echo '***' No file ${files}
- fi
- echo '***' ${srcname} does not support host ${host}
- exit 1
-fi
+ done
+ fi
+done
-host_makefile_frag=
-if [ -f config/h-${my_host} ] ; then
- host_makefile_frag=config/mh-${my_host}
-fi
-
-# per-target:
+AC_SUBST(EMUL)
+AC_SUBST(TDIRS)
-case ${target_vendor} in
-aout | coff) my_target=${target_cpu}-${target_vendor} ;;
-sun)
- case ${target_cpu} in
- sparc) my_target=sun4 ;;
- m68k) my_target=sun3 ;;
- esac
- ;;
-*)
- case ${target_cpu} in
- m88k) my_target=m88k-bcs ;;
- a29k) case ${target_os} in
- ebmon) my_target=ebmon29k ;;
- *) my_target=coff-a29k ;;
- esac
- ;;
- h8300) my_target=h8300hds ;;
- m68k)
- case ${target_vendor} in
- sony) my_target=news;;
- *)
- echo "Unknown m68k target vendor:" ${target_vendor}
- exit 1
- ;;
- esac
- ;;
- esac
- ;;
-esac
+if test x${all_targets} = xtrue; then
+ EMULATION_OFILES='$(ALL_EMULATIONS)'
+else
+ EMULATION_OFILES=$all_emuls
+fi
+AC_SUBST(EMULATION_OFILES)
-target_makefile_frag=config/mt-${my_target}
+AC_OUTPUT(Makefile,
+[case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac])
projects / deliverable / binutils-gdb.git / blobdiff