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|
dnl Process this file with autoconf to produce a configure script
dnl
AC_PREREQ(2.57)
AC_INIT(ldmain.c)
AC_CANONICAL_SYSTEM
AC_ISC_POSIX
changequote(,)dnl
BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
changequote([,])dnl
AM_INIT_AUTOMAKE(ld, ${BFD_VERSION})
AM_PROG_LIBTOOL
AC_ARG_WITH(lib-path, [ --with-lib-path=dir1:dir2... set default LIB_PATH],LIB_PATH=$withval)
AC_ARG_ENABLE(targets,
[ --enable-targets alternative target configurations],
[case "${enableval}" in
yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
;;
no) enable_targets= ;;
*) enable_targets=$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
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
TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
use_sysroot=yes
if test "x$exec_prefix" = xNONE; then
if test "x$prefix" = xNONE; then
test_prefix=/usr/local
else
test_prefix=$prefix
fi
else
test_prefix=$exec_prefix
fi
case ${TARGET_SYSTEM_ROOT} in
"${test_prefix}"|"${test_prefix}/"*|\
'${exec_prefix}'|'${exec_prefix}/'*)
t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
TARGET_SYSTEM_ROOT_DEFINE="$t"
;;
esac
], [
use_sysroot=no
TARGET_SYSTEM_ROOT=
TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"\"'
])
AC_SUBST(use_sysroot)
AC_SUBST(TARGET_SYSTEM_ROOT)
AC_SUBST(TARGET_SYSTEM_ROOT_DEFINE)
AM_BINUTILS_WARNINGS
AM_CONFIG_HEADER(config.h:config.in)
if test -z "$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
# host-specific stuff:
AC_PROG_CC
AC_PROG_INSTALL
ALL_LINGUAS="fr sv tr es da vi zh_CN zh_TW"
ZW_GNU_GETTEXT_SISTER_DIR
AM_PO_SUBDIRS
AC_EXEEXT
AC_PROG_YACC
AM_PROG_LEX
AM_MAINTAINER_MODE
. ${srcdir}/configure.host
AC_SUBST(HDEFINES)
AC_SUBST(HOSTING_CRT0)
AC_SUBST(HOSTING_LIBS)
AC_SUBST(NATIVE_LIB_DIRS)
AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h elf-hints.h)
AC_CHECK_FUNCS(sbrk realpath glob)
AC_HEADER_DIRENT
AC_MSG_CHECKING(for a known getopt prototype in unistd.h)
AC_CACHE_VAL(ld_cv_decl_getopt_unistd_h,
[AC_TRY_COMPILE([#include <unistd.h>], [extern int getopt (int, char *const*, const char *);],
ld_cv_decl_getopt_unistd_h=yes, ld_cv_decl_getopt_unistd_h=no)])
AC_MSG_RESULT($ld_cv_decl_getopt_unistd_h)
if test $ld_cv_decl_getopt_unistd_h = yes; then
AC_DEFINE([HAVE_DECL_GETOPT], 1,
[Is the prototype for getopt in <unistd.h> in the expected format?])
fi
BFD_BINARY_FOPEN
AC_CHECK_DECLS([strstr, free, sbrk, getenv, environ])
# When converting linker scripts into strings for use in emulation
# files, use astring.sed if the compiler supports ANSI string
# concatenation, or ostring.sed otherwise. This is to support the
# broken Microsoft MSVC compiler, which limits the length of string
# constants, while still supporting pre-ANSI compilers which do not
# support string concatenation.
AC_MSG_CHECKING([whether ANSI C string concatenation works])
AC_CACHE_VAL(ld_cv_string_concatenation,
[AC_TRY_COMPILE(,[char *a = "a" "a";],
[ld_cv_string_concatenation=yes],
[ld_cv_string_concatenation=no])])
AC_MSG_RESULT($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=
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=$result
else
targ=$targ_alias
fi
. ${srcdir}/configure.tgt
if test "$targ" = "$target"; then
EMUL=$targ_emul
fi
if test x${want64} = xfalse; then
. ${srcdir}/../bfd/config.bfd
fi
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
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
for i in $targ_extra_ofiles; do
case " $all_emul_extras " in
*" ${i} "*) ;;
*)
all_emul_extras="$all_emul_extras ${i}"
;;
esac
done
fi
done
AC_SUBST(EMUL)
TDIRS=tdirs
AC_SUBST_FILE(TDIRS)
if test x${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
dnl Required by html and install-html
AC_SUBST(datarootdir)
AC_SUBST(docdir)
AC_SUBST(htmldir)
AC_OUTPUT(Makefile po/Makefile.in:po/Make-in)
|
