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|
dnl Process this file with autoconf to produce a configure script.
AC_INIT([libgloss],[LIBGLOSS_VERSION])
AC_CONFIG_HEADER(config.h)
if test "${enable_shared}" = "yes" ; then
AC_MSG_WARN([Shared libraries not supported for cross compiling, ignored])
fi
AC_CONFIG_AUX_DIR(..)
AC_PROG_INSTALL
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE([foreign no-dist no-define subdir-objects 1.15.1])
AM_MAINTAINER_MODE
AM_SILENT_RULES(yes)
if test -z "${with_multisubdir}"; then
have_multisubdir=no
else
have_multisubdir=yes
fi
AM_CONDITIONAL(HAVE_DOC, test x$have_multisubdir = xno)
AM_CONDITIONAL(HAVE_MULTISUBDIR, test x$have_multisubdir = xyes)
AC_NO_EXECUTABLES
dnl indicates whether to run configure within the testsuite subdirectory
config_testsuite=true
dnl indicates whether to run configure within the libnosys subdirectory
config_libnosys=true
host_makefile_frag=${srcdir}/config/default.mh
target_makefile_frag=${srcdir}/config/default.mt
case "${target}" in
aarch64*-*-*)
AC_CONFIG_SUBDIRS(aarch64)
config_testsuite=true
;;
arc*-*-*)
AC_CONFIG_FILES([arc/Makefile])
subdirs="$subdirs arc"
;;
csky*-*-*)
AC_CONFIG_FILES([csky/Makefile])
subdirs="$subdirs csky"
;;
epiphany-*-*)
AC_CONFIG_FILES([epiphany/Makefile])
subdirs="$subdirs epiphany"
config_testsuite=true
;;
i[[3456]]86-*-elf* | i[[3456]]86-*-coff*)
AC_CONFIG_FILES([i386/Makefile])
subdirs="$subdirs i386"
;;
m32r-*-*)
AC_CONFIG_FILES([m32r/Makefile])
subdirs="$subdirs m32r"
;;
m68hc11-*-* | m6811-*-* | m68hc12-*-* | m6812-*-*)
AC_CONFIG_FILES([m68hc11/Makefile])
subdirs="$subdirs m68hc11"
;;
nds32*-*-*)
AC_CONFIG_FILES([nds32/Makefile])
subdirs="$subdirs nds32"
;;
fido-*-* | m68*-*-*)
AC_CONFIG_FILES([m68k/Makefile])
subdirs="$subdirs m68k"
;;
hppa*-*-pro*)
AC_CONFIG_FILES([pa/Makefile])
subdirs="$subdirs pa"
;;
i960-*-coff)
AC_CONFIG_FILES([i960/Makefile])
subdirs="$subdirs i960"
;;
sparc-*leon*-elf* | sparc-*leon*-none*)
AC_CONFIG_FILES([sparc_leon/Makefile])
subdirs="$subdirs sparc_leon"
;;
sparclet-*-aout* | sparc-*-elf* | sparc64-*-elf* | sparc86x-*-* | sparclite-*-*)
AC_CONFIG_FILES([sparc/Makefile])
subdirs="$subdirs sparc"
;;
sh*-*-pe | mips*-*-pe | *arm*-wince-pe)
config_wince=true
;;
mips*-*-*)
AC_CONFIG_FILES([mips/Makefile])
subdirs="$subdirs mips"
target_makefile_frag=${srcdir}/config/mips.mt
;;
riscv*-*-*)
AC_CONFIG_FILES([riscv/Makefile])
subdirs="$subdirs riscv"
;;
powerpc-*-*|powerpcle-*-*)
AC_CONFIG_FILES([rs6000/Makefile])
subdirs="$subdirs rs6000"
host_makefile_frag=${srcdir}/config/ppc.mh
;;
mn10200-*-*)
AC_CONFIG_FILES([mn10200/Makefile])
subdirs="$subdirs mn10200"
target_makefile_frag=${srcdir}/config/mn10200.mt
;;
mn10300-*-*)
AC_CONFIG_FILES([mn10300/Makefile])
subdirs="$subdirs mn10300"
target_makefile_frag=${srcdir}/config/mn10300.mt
;;
bfin-*-*)
config_bfin=true
;;
cr16-*-*)
AC_CONFIG_FILES([cr16/Makefile])
subdirs="$subdirs cr16"
;;
cris-*-* | crisv32-*-*)
AC_CONFIG_FILES([cris/Makefile])
subdirs="$subdirs cris"
;;
crx-*-*)
AC_CONFIG_FILES([crx/Makefile])
subdirs="$subdirs crx"
;;
d30v-*-*)
AC_CONFIG_FILES([d30v/Makefile])
subdirs="$subdirs d30v"
;;
fr30-*-*)
AC_CONFIG_FILES([fr30/Makefile])
subdirs="$subdirs fr30"
;;
frv*-*-*)
AC_CONFIG_FILES([frv/Makefile])
subdirs="$subdirs frv"
;;
ft32*-*-*)
AC_CONFIG_FILES([ft32/Makefile])
subdirs="$subdirs ft32"
;;
lm32*-*-*)
AC_CONFIG_FILES([lm32/Makefile])
subdirs="$subdirs lm32"
;;
mcore-*-*)
AC_CONFIG_FILES([mcore/Makefile])
subdirs="$subdirs mcore"
;;
mep-*-*)
AC_CONFIG_FILES([mep/Makefile])
subdirs="$subdirs mep"
;;
moxie-*-*)
AC_CONFIG_FILES([moxie/Makefile])
subdirs="$subdirs moxie"
;;
microblaze*-*-*)
AC_CONFIG_FILES([microblaze/Makefile])
subdirs="$subdirs microblaze"
;;
mt-*-*)
AC_CONFIG_FILES([mt/Makefile])
subdirs="$subdirs mt"
;;
v850*-*-*)
AC_CONFIG_FILES([v850/Makefile])
subdirs="$subdirs v850"
;;
visium-*-*)
AC_CONFIG_FILES([visium/Makefile])
subdirs="$subdirs visium"
config_testsuite=false
;;
xc16x-*-*)
AC_CONFIG_FILES([xc16x/Makefile])
subdirs="$subdirs xc16x"
target_makefile_frag=${srcdir}/config/xc16x.mt
;;
xstormy16-*-*)
AC_CONFIG_FILES([xstormy16/Makefile])
subdirs="$subdirs xstormy16"
;;
m32c-*-*)
AC_CONFIG_FILES([m32c/Makefile])
subdirs="$subdirs m32c"
;;
msp430-*-elf*)
AC_CONFIG_FILES([msp430/Makefile])
subdirs="$subdirs msp430"
config_libnosys=false
;;
rl78*-*-elf)
AC_CONFIG_FILES([rl78/Makefile])
subdirs="$subdirs rl78"
;;
rx*-*-elf)
AC_CONFIG_FILES([rx/Makefile])
subdirs="$subdirs rx"
;;
arm*-*-elf | arm*-*-coff | arm*-*-*)
AC_CONFIG_SUBDIRS([arm])
;;
spu-*-elf)
AC_CONFIG_FILES([spu/Makefile])
subdirs="$subdirs spu"
host_makefile_frag=${srcdir}/config/ppc.mh
config_testsuite=false
config_libnosys=false
;;
tic6x-*-*)
AC_CONFIG_FILES([tic6x/Makefile])
subdirs="$subdirs tic6x"
config_testsuite=false
;;
iq2000-*-*)
config_iq2000=true
;;
or1k-*-* | or1knd-*-* )
AC_CONFIG_FILES([or1k/Makefile])
subdirs="$subdirs or1k"
;;
pru-*-*)
AC_CONFIG_FILES([pru/Makefile])
subdirs="$subdirs pru"
;;
nios2-*-*)
AC_CONFIG_FILES([nios2/Makefile])
subdirs="$subdirs nios2"
;;
esac
AM_CONDITIONAL(CONFIG_BFIN, test x$config_bfin = xtrue)
AM_CONDITIONAL(CONFIG_IQ2000, test x$config_iq2000 = xtrue)
AM_CONDITIONAL(CONFIG_WINCE, test x$config_wince = xtrue)
dnl For now, don't bother configuring testsuite
dnl
dnl if test "${config_testsuite}" = "true";
dnl then AC_CONFIG_SUBDIRS([testsuite])
dnl fi
AM_CONDITIONAL(CONFIG_LIBNOSYS, test x$config_libnosys = xtrue)
LIB_AC_PROG_CC
AS=${AS-as}
AC_SUBST(AS)
AC_CHECK_PROG(AR, ar, ar, :)
AR=${AR-ar}
AC_SUBST(AR)
LD=${LD-ld}
AC_SUBST(LD)
AC_PROG_RANLIB
AM_PROG_AS
AC_DEFINE(HAVE_GNU_LD, 1, [Using GNU LD])
AC_CACHE_CHECK([if target is ELF], libc_cv_is_elf, [dnl
AC_PREPROC_IFELSE([AC_LANG_PROGRAM(
[[#ifndef __ELF__
# error "not ELF"
#endif
]])], [libc_cv_is_elf=yes], [libc_cv_is_elf=no])
])
if test "x${libc_cv_is_elf}" = "xyes"; then
AC_DEFINE(HAVE_ELF, 1, [Using ELF format])
fi
AC_CACHE_CHECK([for .previous assembler directive],
libc_cv_asm_previous_directive, [dnl
libc_cv_asm_previous_directive=no
cat > conftest.s <<EOF
.section foo_section
.previous
EOF
if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AC_FD_CC); then
libc_cv_asm_previous_directive=yes
fi
rm -f conftest*])
if test "x${libc_cv_asm_previous_directive}" = "xyes"; then
AC_DEFINE(HAVE_ASM_PREVIOUS_DIRECTIVE, 1, [.previous directive allowed])
fi
AC_CACHE_CHECK([for .popsection assembler directive],
libc_cv_asm_popsection_directive, [dnl
libc_cv_asm_popsection_directive=no
cat > conftest.s <<EOF
.pushsection foo_section
.popsection
EOF
if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AC_FD_CC); then
libc_cv_asm_popsection_directive=yes
fi
rm -f conftest*])
if test "x${libc_cv_asm_popsection_directive}" = "xyes"; then
AC_DEFINE(HAVE_ASM_POPSECTION_DIRECTIVE, 1, [.pushsection/.popsection directives allowed])
fi
AC_CACHE_CHECK([for section attributes],
libc_cv_section_attributes, [dnl
libc_cv_section_attributes=no
cat > conftest.c <<EOF
int secttest __attribute__ ((section (".gnu.warning.secttest"))) = 10;
int main() {}
EOF
if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.c 1>&AC_FD_CC); then
libc_cv_section_attributes=yes
fi
rm -f conftest*])
if test "x${libc_cv_section_attributes}" = "xyes"; then
AC_DEFINE(HAVE_SECTION_ATTRIBUTES, 1, [support for section attributes])
fi
AC_CACHE_CHECK([for symbol prefix], libc_cv_symbol_prefix, [dnl
cat > conftest.c <<\EOF
foo () { }
EOF
dnl
libc_cv_symbol_prefix=''
if AC_TRY_COMMAND([${CC-cc} -S conftest.c -o - | fgrep "\$foo" > /dev/null]); then
libc_cv_symbol_prefix='$'
else
if AC_TRY_COMMAND([${CC-cc} -S conftest.c -o - | fgrep "_foo" > /dev/null]); then
libc_cv_symbol_prefix=_
fi
fi
rm -f conftest* ])
AC_DEFINE_UNQUOTED(__SYMBOL_PREFIX, "$libc_cv_symbol_prefix", [symbol prefix])
m4_include([i386/acinclude.m4])
m4_include([libnosys/acinclude.m4])
m4_include([m68k/acinclude.m4])
m4_include([mcore/acinclude.m4])
m4_include([mips/acinclude.m4])
m4_include([mn10300/acinclude.m4])
m4_include([moxie/acinclude.m4])
AC_CACHE_CHECK([for compiler search settings], libc_cv_compiler_isystem, [dnl
for subdir in include include-fixed; do
AS_IF([dir=`$CC -print-file-name=$subdir`], [dnl
AS_IF([test -n "$dir"], [dnl
libc_cv_compiler_isystem="$libc_cv_compiler_isystem -isystem $dir"
])
])
done
])
CC="$CC -nostdinc $libc_cv_compiler_isystem"
dnl We have to assign the same value to other variables because autoconf
dnl doesn't provide a mechanism to substitute a replacement keyword with
dnl arbitrary data or pathnames.
dnl
host_makefile_frag_path=$host_makefile_frag
AC_SUBST(host_makefile_frag_path)
AC_SUBST_FILE(host_makefile_frag)
target_makefile_frag_path=$target_makefile_frag
AC_SUBST(target_makefile_frag_path)
AC_SUBST_FILE(target_makefile_frag)
dnl AM_ENABLE_MULTILIB only processes the top-level Makefile, but we want the
dnl multilib settings to propagate to all sub-Makefiles that we recurse into
dnl too. This can go away if we ever get rid of sub-Makefiles and only use
dnl Automake + makefile include fragments.
AC_OUTPUT_COMMANDS([
for subdir in $subdirs; do
case " $CONFIG_FILES " in
*" $subdir/Makefile "*)
ac_file=$subdir/Makefile . ${multi_basedir}/config-ml.in
;;
esac
done], [subdirs="$subdirs"])
AM_ENABLE_MULTILIB(, ..)
AC_CONFIG_FILES([Makefile])
AC_OUTPUT
|