228 lines
5.7 KiB
Plaintext
228 lines
5.7 KiB
Plaintext
dnl Process this file with autoconf to produce a configure script
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dnl
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AC_PREREQ(2.13)
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AC_INIT(ldmain.c)
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AC_CANONICAL_SYSTEM
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AC_ISC_POSIX
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changequote(,)dnl
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BFD_VERSION=`sed -n -e 's/^.._INIT_AUTOMAKE.*,[ ]*\([^ ]*\)[ ]*).*/\1/p' < ${srcdir}/../bfd/configure.in`
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changequote([,])dnl
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AM_INIT_AUTOMAKE(ld, ${BFD_VERSION})
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AM_PROG_LIBTOOL
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AC_ARG_ENABLE(targets,
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[ --enable-targets alternative target configurations],
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[case "${enableval}" in
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yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
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;;
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no) enable_targets= ;;
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*) enable_targets=$enableval ;;
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esac])dnl
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AC_ARG_ENABLE(64-bit-bfd,
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[ --enable-64-bit-bfd 64-bit support (on hosts with narrower word sizes)],
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[case "${enableval}" in
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yes) want64=true ;;
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no) want64=false ;;
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*) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
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esac],[want64=false])dnl
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build_warnings="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
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AC_ARG_ENABLE(build-warnings,
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[ --enable-build-warnings Enable build-time compiler warnings if gcc is used],
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[case "${enableval}" in
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yes) ;;
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no) build_warnings="-w";;
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,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
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build_warnings="${build_warnings} ${t}";;
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*,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
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build_warnings="${t} ${build_warnings}";;
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*) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
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esac
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if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
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echo "Setting warning flags = $build_warnings" 6>&1
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fi])dnl
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WARN_CFLAGS=""
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if test "x${build_warnings}" != x -a "x$GCC" = xyes ; then
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WARN_CFLAGS="${build_warnings}"
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fi
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AC_SUBST(WARN_CFLAGS)
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AM_CONFIG_HEADER(config.h:config.in)
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if test -z "$target" ; then
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AC_MSG_ERROR(Unrecognized target system type; please check config.sub.)
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fi
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if test -z "$host" ; then
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AC_MSG_ERROR(Unrecognized host system type; please check config.sub.)
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fi
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# host-specific stuff:
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AC_PROG_CC
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AC_PROG_INSTALL
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ALL_LINGUAS="fr sv tr es"
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CY_GNU_GETTEXT
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AC_EXEEXT
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AC_PROG_YACC
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AM_PROG_LEX
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AM_MAINTAINER_MODE
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. ${srcdir}/configure.host
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AC_SUBST(HDEFINES)
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AC_SUBST(HOSTING_CRT0)
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AC_SUBST(HOSTING_LIBS)
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AC_SUBST(NATIVE_LIB_DIRS)
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AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h)
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AC_CHECK_FUNCS(sbrk)
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AC_HEADER_DIRENT
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BFD_BINARY_FOPEN
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BFD_NEED_DECLARATION(strstr)
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BFD_NEED_DECLARATION(free)
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BFD_NEED_DECLARATION(sbrk)
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BFD_NEED_DECLARATION(getenv)
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BFD_NEED_DECLARATION(environ)
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# When converting linker scripts into strings for use in emulation
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# files, use astring.sed if the compiler supports ANSI string
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# concatenation, or ostring.sed otherwise. This is to support the
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# broken Microsoft MSVC compiler, which limits the length of string
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# constants, while still supporting pre-ANSI compilers which do not
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# support string concatenation.
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AC_MSG_CHECKING([whether ANSI C string concatenation works])
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AC_CACHE_VAL(ld_cv_string_concatenation,
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[AC_TRY_COMPILE(,[char *a = "a" "a";],
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[ld_cv_string_concatenation=yes],
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[ld_cv_string_concatenation=no])])
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AC_MSG_RESULT($ld_cv_string_concatenation)
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if test "$ld_cv_string_concatenation" = "yes"; then
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STRINGIFY=astring.sed
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else
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STRINGIFY=ostring.sed
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fi
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AC_SUBST(STRINGIFY)
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# target-specific stuff:
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all_targets=
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EMUL=
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all_emuls=
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all_emul_extras=
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all_libpath=
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dnl We need to get an arbitrary number of tdir definitions into
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dnl Makefile. We can't do it using AC_SUBST, because autoconf does
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dnl not permit literal newlines in an AC_SUBST variables. So we use a
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dnl file.
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rm -f tdirs
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for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
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do
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if test "$targ_alias" = "all"; then
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all_targets=true
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else
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# Canonicalize the secondary target names.
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result=`$ac_config_sub $targ_alias 2>/dev/null`
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if test -n "$result"; then
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targ=$result
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else
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targ=$targ_alias
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fi
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. ${srcdir}/configure.tgt
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if test "$targ" = "$target"; then
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EMUL=$targ_emul
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fi
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for i in $targ_emul $targ_extra_emuls $targ_extra_libpath; do
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case " $all_emuls " in
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*" e${i}.o "*) ;;
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*)
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all_emuls="$all_emuls e${i}.o"
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eval result=\$tdir_$i
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test -z "$result" && result=$targ_alias
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echo tdir_$i=$result >> tdirs
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;;
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esac
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done
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for i in $targ_emul $targ_extra_libpath; do
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case " $all_libpath " in
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*" ${i} "*) ;;
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*)
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if test -z "$all_libpath"; then
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all_libpath=${i}
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else
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all_libpath="$all_libpath ${i}"
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fi
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;;
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esac
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done
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for i in $targ_extra_ofiles; do
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case " $all_emul_extras " in
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*" ${i} "*) ;;
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*)
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all_emul_extras="$all_emul_extras ${i}"
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;;
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esac
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done
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fi
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done
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AC_SUBST(EMUL)
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TDIRS=tdirs
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AC_SUBST_FILE(TDIRS)
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dnl FIXME: We will build a 64 bit BFD for a 64 bit host or a 64 bit
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dnl target, and in those cases we should also build the 64 bit
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dnl emulations.
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if test x${all_targets} = xtrue; then
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if test x${want64} = xtrue; then
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EMULATION_OFILES='$(ALL_EMULATIONS) $(ALL_64_EMULATIONS)'
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else
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EMULATION_OFILES='$(ALL_EMULATIONS)'
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fi
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EMUL_EXTRA_OFILES='$(ALL_EMUL_EXTRA_OFILES)'
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else
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EMULATION_OFILES=$all_emuls
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EMUL_EXTRA_OFILES=$all_emul_extras
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fi
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AC_SUBST(EMULATION_OFILES)
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AC_SUBST(EMUL_EXTRA_OFILES)
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EMULATION_LIBPATH=$all_libpath
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AC_SUBST(EMULATION_LIBPATH)
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if test x${enable_static} = xno; then
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TESTBFDLIB="--rpath ../bfd/.libs ../bfd/.libs/libbfd.so"
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else
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TESTBFDLIB="../bfd/.libs/libbfd.a"
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fi
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AC_SUBST(TESTBFDLIB)
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target_vendor=${target_vendor=$host_vendor}
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case "$target_vendor" in
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hp) EXTRA_SHLIB_EXTENSION=".sl" ;;
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*) EXTRA_SHLIB_EXTENSION= ;;
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esac
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if test x${EXTRA_SHLIB_EXTENSION} != x ; then
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AC_DEFINE_UNQUOTED(EXTRA_SHLIB_EXTENSION, "$EXTRA_SHLIB_EXTENSION",
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[Additional extension a shared object might have.])
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fi
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AC_OUTPUT(Makefile po/Makefile.in:po/Make-in,
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[sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile])
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