-# 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_PREREQ(2.59)
+AC_INIT
+AC_CONFIG_SRCDIR(ldmain.c)
-srctrigger=ldmain.c
-srcname="linker"
-target_dependent=true
+AC_CANONICAL_TARGET
+AC_ISC_POSIX
-# per-host:
+changequote(,)dnl
+BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
+changequote([,])dnl
+AM_INIT_AUTOMAKE(ld, ${BFD_VERSION})
-. ${srcdir}/../bfd/configure.host
+AC_ARG_WITH(lib-path, [ --with-lib-path=dir1:dir2... set default LIB_PATH],LIB_PATH=$withval)
+AC_ARG_ENABLE(targets,
+[ --enable-targets alternative target configurations],
+[case "${enableval}" in
+ yes | "") AC_MSG_ERROR(enable-targets option must specify target names or 'all')
+ ;;
+ no) enable_targets= ;;
+ *) enable_targets=$enableval ;;
+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
-host_makefile_frag=
+AC_ARG_WITH(sysroot,
+[ --with-sysroot[=DIR] Search for usr/lib et al within DIR.],
+[
+ case ${with_sysroot} in
+ yes) TARGET_SYSTEM_ROOT='${exec_prefix}/${target_alias}/sys-root' ;;
+ *) TARGET_SYSTEM_ROOT=$with_sysroot ;;
+ esac
-if [ -f ${srcdir}/config/${my_host}.mh ] ; then
- host_makefile_frag=config/${my_host}.mh
+ TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
+ use_sysroot=yes
+
+ if test "x$prefix" = xNONE; then
+ test_prefix=/usr/local
+ else
+ test_prefix=$prefix
+ fi
+ if test "x$exec_prefix" = xNONE; then
+ test_exec_prefix=$test_prefix
+ else
+ test_exec_prefix=$exec_prefix
+ fi
+ case ${TARGET_SYSTEM_ROOT} in
+ "${test_prefix}"|"${test_prefix}/"*|\
+ "${test_exec_prefix}"|"${test_exec_prefix}/"*|\
+ '${prefix}'|'${prefix}/'*|\
+ '${exec_prefix}'|'${exec_prefix}/'*)
+ t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
+ TARGET_SYSTEM_ROOT_DEFINE="$t"
+ ;;
+ esac
+], [
+ use_sysroot=no
+ TARGET_SYSTEM_ROOT=
+ TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
+])
+AC_SUBST(use_sysroot)
+AC_SUBST(TARGET_SYSTEM_ROOT)
+AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
+
+AC_ARG_ENABLE([got],
+AS_HELP_STRING([--enable-got=<type>],
+ [GOT handling scheme (target, single, negative, multigot)]),
+[case "${enableval}" in
+ target | single | negative | multigot) got_handling=$enableval ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for --enable-got option) ;;
+esac],
+[got_handling=target])
+
+case "${got_handling}" in
+ target)
+ AC_DEFINE([GOT_HANDLING_DEFAULT], [GOT_HANDLING_TARGET_DEFAULT],
+ [Define to choose default GOT handling scheme]) ;;
+ single)
+ AC_DEFINE([GOT_HANDLING_DEFAULT], [GOT_HANDLING_SINGLE],
+ [Define to choose default GOT handling scheme]) ;;
+ negative)
+ AC_DEFINE([GOT_HANDLING_DEFAULT], [GOT_HANDLING_NEGATIVE],
+ [Define to choose default GOT handling scheme]) ;;
+ multigot)
+ AC_DEFINE([GOT_HANDLING_DEFAULT], [GOT_HANDLING_MULTIGOT],
+ [Define to choose default GOT handling scheme]) ;;
+ *) AC_MSG_ERROR(bad value ${got_handling} for --enable-got option) ;;
+esac
+
+AM_BINUTILS_WARNINGS
+
+AC_CONFIG_HEADERS([config.h:config.in])
+
+if test -z "$target" ; then
+ AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)
+fi
+if test -z "$host" ; then
+ AC_MSG_ERROR(Unrecognized host system type; please check config.sub.)
fi
-# per-target:
-
-# Canonicalize the secondary target names.
-if [ -n "$enable_targets" ]; then
- for targ in `echo $enable_targets | sed 's/,/ /g'`
- do
- result=`$configsub $targ 2>/dev/null`
- if [ -n "$result" ]; then
- canon_targets="$canon_targets $result"
- else
- # Allow targets that config.sub doesn't recognize, like "all".
- canon_targets="$canon_targets $targ"
- fi
- done
+# host-specific stuff:
+
+AC_PROG_CC
+AC_GNU_SOURCE
+AC_USE_SYSTEM_EXTENSIONS
+AC_SYS_LARGEFILE
+AC_PROG_INSTALL
+
+LT_INIT
+
+ALL_LINGUAS="fr sv tr es da vi zh_CN zh_TW ga fi id"
+ZW_GNU_GETTEXT_SISTER_DIR
+AM_PO_SUBDIRS
+
+AC_EXEEXT
+
+AC_PROG_YACC
+AM_PROG_LEX
+
+AM_MAINTAINER_MODE
+AM_CONDITIONAL(GENINSRC_NEVER, false)
+ACX_PROG_CMP_IGNORE_INITIAL
+
+. ${srcdir}/configure.host
+
+AC_SUBST(HDEFINES)
+AC_SUBST(HOSTING_CRT0)
+AC_SUBST(HOSTING_LIBS)
+AC_SUBST(NATIVE_LIB_DIRS)
+
+AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h elf-hints.h limits.h sys/param.h)
+AC_CHECK_FUNCS(glob mkstemp realpath sbrk waitpid)
+AC_HEADER_DIRENT
+
+AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
+AC_CACHE_VAL(ld_cv_decl_getopt_unistd_h,
+[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);])],
+ld_cv_decl_getopt_unistd_h=yes, ld_cv_decl_getopt_unistd_h=no)])
+AC_MSG_RESULT($ld_cv_decl_getopt_unistd_h)
+if test $ld_cv_decl_getopt_unistd_h = yes; then
+ AC_DEFINE([HAVE_DECL_GETOPT], 1,
+ [Is the prototype for getopt in <unistd.h> in the expected format?])
fi
+
+BFD_BINARY_FOPEN
-all_targets=false
+AC_CHECK_DECLS([strstr, free, sbrk, getenv, environ])
-for targ in $target $canon_targets
-do
+# Link in zlib if we can. This is needed only for the bootstrap tests
+# right now, since those tests use libbfd, which depends on zlib.
+AC_SEARCH_LIBS(zlibVersion, z, [AC_CHECK_HEADERS(zlib.h)])
-case "${targ}" in
-
- sparc-sun-sunos4*) ld_target=sun4 ;;
- sparclite*-*-coff) ld_target=coff-sparc ;;
- sparclite*-fujitsu-*) ld_target=sun4 ;;
- sparc*-*-aout) ld_target=sun4 ;;
- sparc*-*-coff) ld_target=coff-sparc ;;
- sparc64-*-elf*) ld_target=sparc64-elf ;;
- sparc64*) ld_target=sun4 ;;
- sparc*-*-elf) ld_target=sun4sol2 ;;
- sparc*-*-lynxos*) ld_target=sparc-lynx ;;
- sparc*-*-solaris2*) ld_target=sun4sol2 ;;
- sparc*-wrs-vxworks*) ld_target=sun4 ;;
- sparc*-*-netware) ld_target=sun4sol2 ;;
- i960-wrs-vxworks5.0*) ld_target=i960 ;;
- i960-wrs-vxworks5*) ld_target=i960coff ;;
- i960-wrs-vxworks*) ld_target=i960 ;;
- i960-*-coff) ld_target=i960coff ;;
- i960-intel-nindy) ld_target=i960 ;;
- m68*-sun-sunos[34]*) ld_target=sun3 ;;
- m68*-wrs-vxworks*) ld_target=vxworks68 ;;
- m68*-ericsson-ose) ld_target=ose68 ;;
- *-tandem-none) ld_target=st2000 ;; # FIXME needs better name
- i[345]86-*-vsta) ld_target=vsta ;;
- i[345]86-*-go32) ld_target=i386-go32 ;;
- i[345]86-*-aix*) ld_target=i386-coff ;;
- i[345]86-*-sco*) ld_target=i386-coff ;;
- i[345]86-*-lynxos*) ld_target=i386-lynx ;;
- i[345]86-*-coff) ld_target=i386-coff ;;
- i[345]86-*-bsd) ld_target=i386-bsd ;;
- i[345]86-*-bsd386) ld_target=i386-bsd ;;
- i[345]86-*-aout) ld_target=i386-aout ;;
- i[345]86-*-linux) ld_target=i386-linux ;;
- i[345]86-*-sysv4*) ld_target=i386-elf ;;
- i[345]86-*-unixware) ld_target=i386-elf ;;
- i[345]86-*-netware) ld_target=i386-elf ;;
- i[345]86-*-elf*) ld_target=i386-elf ;;
- i[345]86-*-sysv*) ld_target=i386-coff ;;
- i[345]86-*-mach*) ld_target=i386-mach ;;
- i[345]86-*-gnu*) 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=cf-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:" ${target_vendor} 1>&2
- exit 1 ;;
- hppa*-*-*elf*) ld_target=hppaelf ;;
- vax-dec-ultrix* | vax-dec-bsd*) ld_target=vax ;;
- mips*-dec-ultrix*) ld_target=mips-lit ;;
- mips*-sgi-irix5*) ld_target=mipsb-elf32 ;;
- mips*-sgi-irix*) ld_target=mips-big ;;
- mips*el-idt-ecoff*) ld_target=mipsl-idt ;;
- mips*-idt-ecoff*) ld_target=mips-idt ;;
- mips*-dec-bsd*) ld_target=mipsbsd ;;
- mips*-*-elf*) ld_target=mipsb-elf32 ;;
- alpha-*-osf*) ld_target=alpha ;;
- alpha-*-netware*) ld_target=alpha ;;
- z8k-*-sim | z8k-*-coff) ld_target=z8ksim ;;
- ns32k-pc532-mach) ld_target=pc532mach ;;
- ns32k-pc532-netbsd*) ld_target=netbsd532 ;;
- powerpc-*-elf*) ld_target=ppc-elf32 ;;
- powerpc-*-netware*) ld_target=ppc-elf32 ;;
- *-*-aout) ld_target=${target_cpu}-${target_vendor} ;;
- *-*-coff) ld_target=${target_cpu}-${target_vendor} ;;
- *-*-netware) ld_target=${target_cpu}-elf ;;
-
- all) ld_target=all ;;
-esac
+# When converting linker scripts into strings for use in emulation
+# files, use astring.sed if the compiler supports ANSI string
+# concatenation, or ostring.sed otherwise. This is to support the
+# broken Microsoft MSVC compiler, which limits the length of string
+# constants, while still supporting pre-ANSI compilers which do not
+# support string concatenation.
+AC_MSG_CHECKING([whether ANSI C string concatenation works])
+AC_CACHE_VAL(ld_cv_string_concatenation,
+[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [char *a = "a" "a";])],
+ ld_cv_string_concatenation=yes,
+ ld_cv_string_concatenation=no)])
+AC_MSG_RESULT($ld_cv_string_concatenation)
+if test "$ld_cv_string_concatenation" = "yes"; then
+ STRINGIFY=astring.sed
+else
+ STRINGIFY=ostring.sed
+fi
+AC_SUBST(STRINGIFY)
+
+# target-specific stuff:
+
+all_targets=
+EMUL=
+all_emuls=
+all_emul_extras=
+all_libpath=
- if [ "x$ld_target" = "xall" ]; then
- all_targets=true
+dnl We need to get an arbitrary number of tdir definitions into
+dnl Makefile. We can't do it using AC_SUBST, because autoconf does
+dnl not permit literal newlines in an AC_SUBST variables. So we use a
+dnl file.
+rm -f 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
- 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 ${ld_target} 1>&2
- echo '***' Look in ld/configure.in for supported targets 1>&2
- exit 1
- fi
-
- if [ "x$targ" = "x$target" ]; then
- target_makefile_frag=${srcdir}/config/${ld_target}.mt
- else
- target_extra_frags="$target_extra_frags ${srcdir}/config/${ld_target}.mt"
- fi
+ targ=$targ_alias
fi
-done
-# We don't do any links based on the target system, just makefile config.
+ . ${srcdir}/configure.tgt
-# post-target:
+ if test "$targ" = "$target"; then
+ EMUL=$targ_emul
+ fi
+
+ if test x${want64} = xfalse; then
+ . ${srcdir}/../bfd/config.bfd
+ fi
-rm -f Makefile.tmp Makefile.2
-mv Makefile Makefile.tmp
+ if test x${want64} = xtrue; then
+ targ_extra_emuls="$targ_extra_emuls $targ64_extra_emuls"
+ targ_extra_libpath="$targ_extra_libpath $targ64_extra_libpath"
+ fi
-if [ x${all_targets} = xfalse ]; then
+ for i in $targ_emul $targ_extra_emuls $targ_extra_libpath; do
+ case " $all_emuls " in
+ *" e${i}.o "*) ;;
+ *)
+ all_emuls="$all_emuls e${i}.o"
+ eval result=\$tdir_$i
+ test -z "$result" && result=$targ_alias
+ echo tdir_$i=$result >> tdirs
+ ;;
+ esac
+ done
- allfrags="$target_makefile_frag $target_extra_frags"
+ for i in $targ_emul $targ_extra_libpath; do
+ case " $all_libpath " in
+ *" ${i} "*) ;;
+ *)
+ if test -z "$all_libpath"; then
+ all_libpath=${i}
+ else
+ all_libpath="$all_libpath ${i}"
+ fi
+ ;;
+ esac
+ done
- # The emulations in all the configured targets.
- tb=`sed -n '
- s/EMUL[ ]*=[ ]*\([^ ]*\)/e\1.o/p
- s/EMUL_EXTRA.*=[ ]*\([^ ]*\)/e\1.o/p
- ' $allfrags`
- # uniq the list.
- f=""
- for i in $tb ; do
- case " $f " in
- *" $i "*) ;;
- *) f="$f $i" ;;
+ for i in $targ_extra_ofiles; do
+ case " $all_emul_extras " in
+ *" ${i} "*) ;;
+ *)
+ all_emul_extras="$all_emul_extras ${i}"
+ ;;
esac
done
- tb="$f"
+ fi
+done
- echo "EMULATION_OFILES = $tb" >> Makefile.2
+AC_SUBST(EMUL)
-else # all_targets is true
- echo 'EMULATION_OFILES = $(ALL_EMULATIONS)' >> Makefile.2
-fi # all_targets is true
+TDIRS=tdirs
+AC_SUBST_FILE(TDIRS)
+
+if test x${all_targets} = xtrue; then
+ if test x${want64} = xfalse; then
+ AC_CHECK_SIZEOF(long)
+ if test "x${ac_cv_sizeof_long}" = "x8"; then
+ want64=true
+ fi
+ fi
+ if test x${want64} = xtrue; then
+ EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)'
+ else
+ EMULATION_OFILES='$(ALL_EMULATIONS)'
+ fi
+ EMUL_EXTRA_OFILES='$(ALL_EMUL_EXTRA_OFILES)'
+else
+ EMULATION_OFILES=$all_emuls
+ EMUL_EXTRA_OFILES=$all_emul_extras
+fi
+AC_SUBST(EMULATION_OFILES)
+AC_SUBST(EMUL_EXTRA_OFILES)
+AC_SUBST(LIB_PATH)
+
+EMULATION_LIBPATH=$all_libpath
+AC_SUBST(EMULATION_LIBPATH)
+
+if test x${enable_static} = xno; then
+ TESTBFDLIB="--rpath ../bfd/.libs ../bfd/.libs/libbfd.so"
+else
+ TESTBFDLIB="../bfd/.libs/libbfd.a"
+fi
+AC_SUBST(TESTBFDLIB)
+
+target_vendor=${target_vendor=$host_vendor}
+case "$target_vendor" in
+ hp) EXTRA_SHLIB_EXTENSION=".sl" ;;
+ *) EXTRA_SHLIB_EXTENSION= ;;
+esac
+
+case "$target_os" in
+ lynxos) EXTRA_SHLIB_EXTENSION=".a" ;;
+esac
+
+if test x${EXTRA_SHLIB_EXTENSION} != x ; then
+ AC_DEFINE_UNQUOTED(EXTRA_SHLIB_EXTENSION, "$EXTRA_SHLIB_EXTENSION",
+ [Additional extension a shared object might have.])
+fi
-cat Makefile.tmp >> Makefile.2
-rm -f Makefile.tmp
-mv Makefile.2 Makefile
+dnl Required by html, pdf, install-pdf and install-html
+AC_SUBST(datarootdir)
+AC_SUBST(docdir)
+AC_SUBST(htmldir)
+AC_SUBST(pdfdir)
-mkdir ldscripts 2>/dev/null
+AC_CONFIG_FILES(Makefile po/Makefile.in:po/Make-in)
+AC_OUTPUT
projects / binutils.git / blobdiff