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sinclude(./aclocal.m4)dnl Autoconf lossage.
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
# GNU libc on the Hurd is always reentrant.
DEFINES="$DEFINES -D_LIBC_REENTRANT"
# Don't bother trying to generate any glue code to be compatible with the
# existing system library, because we are the only system library.
inhibit_glue=yes
if test "x$prefix" != x; then
AC_MSG_WARN([--prefix= (empty) is required for GNU/Hurd to work normally])
fi
case "$machine" in
i386*)
# With --enable-libio, the default oldest ABI is 2.5.5;
# without --enable-libio, the default oldest ABI is 2.0.
# We only need a "yes" here if the oldest ABI supported will be < 2.2.5.
if if test "$stdio" = libio; then
test "$oldest_abi" != default && test "$oldest_abi" \< "2.2.5"
else
test "$oldest_abi" = default || test "$oldest_abi" \< "2.2.5"
fi; then
libc_cv_gcc_unwind_find_fde=yes
fi
;;
esac
dnl Swiped from hurd/aclocal.m4
AC_DEFUN([hurd_MIG_RETCODE], [dnl
# See if mig groks `retcode'.
AC_CACHE_CHECK(whether $MIG supports the retcode keyword, hurd_cv_mig_retcode,
[cat > conftest.defs <<\EOF
#include <mach/std_types.defs>
#include <mach/mach_types.defs>
subsystem foobar 1000;
type reply_port_t = polymorphic | MACH_MSG_TYPE_PORT_SEND_ONCE
ctype: mach_port_t;
simpleroutine foobar_reply (
reply_port: reply_port_t;
err: kern_return_t, RetCode);
EOF
if AC_TRY_COMMAND([CC="${CC}" ${MIG-false} -n conftest.defs 1>&AC_FD_CC]); then
hurd_cv_mig_retcode=yes
else
hurd_cv_mig_retcode=no
fi
rm -f conftest*])
if test $hurd_cv_mig_retcode = yes; then
AC_DEFINE(HAVE_MIG_RETCODE)
fi])
hurd_MIG_RETCODE
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