binutils-gdb/ld/configure.in

157 lines
3.9 KiB
Plaintext
Raw Normal View History

dnl Process this file with autoconf to produce a configure script
dnl
AC_PREREG(2.5)
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 "${enableval}" in
yes) shared=true ;;
no) shared=false ;;
*bfd*) shared=true ;;
*) shared=false ;;
esac])dnl
AC_ARG_ENABLE(64-bit-bfd,
[ --enable-64-bit-bfd 64-bit support (on hosts with narrower word sizes)],
[case "${enableval}" in
yes) want64=true ;;
no) want64=false ;;
*) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
esac],[want64=false])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
AC_PROG_INSTALL
CY_CYGWIN32
CY_EXEEXT
. ${srcdir}/configure.host
AC_SUBST(HLDFLAGS)
AC_SUBST(HLDENV)
AC_SUBST(RPATH_ENVVAR)
AC_SUBST(HDEFINES)
AC_SUBST(HOSTING_CRT0)
AC_SUBST(HOSTING_LIBS)
AC_SUBST(NATIVE_LIB_DIRS)
* ldfile.c (ldfile_open_command): Don't try .ld extension. It wasn't documented (or likely used) and wastes time. (try_open): If EXTEN is empty, don't try it. * ldctor.c, lderror.c, ldexp.c, ldfile.c, ldindr.c, ldlang.c, ldlex.l, ldmain.c, ldmisc.c, ldsym.c, ldver.c, ldwarn.c, ldwrite.c, lexsup.c, mri.c, relax.c: Replace DEFUN macro calls with normal function declarations. * Move *.em to emultempl/*.em. Move *.sh to emulparams/*.sh. Move *.sc-sh to scripttempl/*.sc. * {emultempl,emulparams,scripttempl}/README: New files. * sh.em, st2000.em, z8ksim.em, h8300hms.em, h8500hms.em: Files removed, replaced with generic.em. * h8300.sh, h8500.sh, h8300.sc, h8500.sc: Renamed from h8[35]00hms.s[ch]. Change their contents to omit the "hms". * *.em (*_get_script): Return script name instead of script contents. * ldlang.c (lang_process): Change caller. * ldlex.l, ldgram.y: Recognize -m option. Check for input files after *all* options in grammar. * ldmain.c (main): Check for -m options. Add default directory for -m. * mkscript.c: File removed. * genscripts.sh: Take two more parameters, tooldirlib and libdir, to add to the default LIB_PATH. Look for input files in the new subdirectories. Create the scripts in emulations subdirectory and don't filter them through mkscript. * configure.in: Make the emulations subdirectory. * Makefile.in: Account for all of the above changes. Remove unused .SUFFIXES. Get libgcc.a path with gcc -print-libgcc-file-name instead of $(libdir)/libgcc.a. Put CFLAGS last in the compilation rules. Add -I../bfd to INCLUDES so sysdep.h is found. * ldfile.c (try_open): If opening without the extension fails, try with the extension even if -v or -V was given. had_script is imported (from ldgram.y), not exported.
1993-06-18 04:55:43 +08:00
# For most hosts we can use a simple definition to pick up the BFD and
# opcodes libraries. However, if we are building shared libraries, we
# need to handle some hosts specially.
BFDLIB='-L../bfd -lbfd'
case "${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 "${shared}" = "true"; then
BFDLIB='-L../bfd -l`echo bfd | sed '"'"'$(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}" != "true"; then
BFDLIB='../bfd/libbfd.a'
fi
;;
esac
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(strstr)
BFD_NEED_DECLARATION(free)
BFD_NEED_DECLARATION(sbrk)
BFD_NEED_DECLARATION(getenv)
# 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=`${CONFIG_SHELL-/bin/sh} $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
AC_SUBST(EMUL)
AC_SUBST(TDIRS)
dnl FIXME: We will build a 64 bit BFD for a 64 bit host or a 64 bit
dnl target, and in those cases we should also build the 64 bit
dnl emulations.
if test x${all_targets} = xtrue; then
if test x${want64} = xtrue; then
EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)'
else
EMULATION_OFILES='$(ALL_EMULATIONS)'
fi
else
EMULATION_OFILES=$all_emuls
fi
AC_SUBST(EMULATION_OFILES)
* ldfile.c (ldfile_open_command): Don't try .ld extension. It wasn't documented (or likely used) and wastes time. (try_open): If EXTEN is empty, don't try it. * ldctor.c, lderror.c, ldexp.c, ldfile.c, ldindr.c, ldlang.c, ldlex.l, ldmain.c, ldmisc.c, ldsym.c, ldver.c, ldwarn.c, ldwrite.c, lexsup.c, mri.c, relax.c: Replace DEFUN macro calls with normal function declarations. * Move *.em to emultempl/*.em. Move *.sh to emulparams/*.sh. Move *.sc-sh to scripttempl/*.sc. * {emultempl,emulparams,scripttempl}/README: New files. * sh.em, st2000.em, z8ksim.em, h8300hms.em, h8500hms.em: Files removed, replaced with generic.em. * h8300.sh, h8500.sh, h8300.sc, h8500.sc: Renamed from h8[35]00hms.s[ch]. Change their contents to omit the "hms". * *.em (*_get_script): Return script name instead of script contents. * ldlang.c (lang_process): Change caller. * ldlex.l, ldgram.y: Recognize -m option. Check for input files after *all* options in grammar. * ldmain.c (main): Check for -m options. Add default directory for -m. * mkscript.c: File removed. * genscripts.sh: Take two more parameters, tooldirlib and libdir, to add to the default LIB_PATH. Look for input files in the new subdirectories. Create the scripts in emulations subdirectory and don't filter them through mkscript. * configure.in: Make the emulations subdirectory. * Makefile.in: Account for all of the above changes. Remove unused .SUFFIXES. Get libgcc.a path with gcc -print-libgcc-file-name instead of $(libdir)/libgcc.a. Put CFLAGS last in the compilation rules. Add -I../bfd to INCLUDES so sysdep.h is found. * ldfile.c (try_open): If opening without the extension fails, try with the extension even if -v or -V was given. had_script is imported (from ldgram.y), not exported.
1993-06-18 04:55:43 +08:00
AC_OUTPUT(Makefile,
[case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac])