749a9a4fbf
* config.h.in (NO_HIDDEN): New #undef. * include/libc-symbols.h [! NO_HIDDEN]: Add this condition to nonempty definitions of hidden_proto et al. * configure.in: Grok --disable-hidden-plt to define NO_HIDDEN. * configure: Regenerated. * sysdeps/mach/hurd/configure.in: Always define NO_HIDDEN. * sysdeps/mach/hurd/configure: Regenerated.
95 lines
2.5 KiB
Plaintext
Executable file
95 lines
2.5 KiB
Plaintext
Executable file
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# GNU libc on the Hurd is always reentrant.
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DEFINES="$DEFINES -D_LIBC_REENTRANT"
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cat >> confdefs.h <<\EOF
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#define NO_HIDDEN 1
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EOF
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# Don't bother trying to generate any glue code to be compatible with the
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# existing system library, because we are the only system library.
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inhibit_glue=yes
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if test "x$prefix" != x; then
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echo "configure: warning: --prefix= (empty) is required for GNU/Hurd to work normally" 1>&2
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fi
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case "$machine" in
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i386*)
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# The default oldest ABI is 2.2.6.
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# We only need a "yes" here if the oldest ABI supported will be < 2.2.6.
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if test "$oldest_abi" != default && test "$oldest_abi" \< "2.2.6"; then
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libc_cv_gcc_unwind_find_fde=yes
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fi
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;;
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esac
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echo $ac_n "checking Hurd header version""... $ac_c" 1>&6
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echo "configure:30: checking Hurd header version" >&5
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if eval "test \"`echo '$''{'libc_cv_hurd_version'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 35 "configure"
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#include "confdefs.h"
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#include <hurd/version.h>
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int main() {
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#define NEED_VERSION 20020609
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#if HURD_INTERFACE_VERSION < NEED_VERSION
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# error Hurd version too old: HURD_INTERFACE_VERSION < NEED_VERSION
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#endif
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; return 0; }
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EOF
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if { (eval echo configure:46: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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rm -rf conftest*
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libc_cv_hurd_version=ok
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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libc_cv_hurd_version=bad
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fi
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rm -f conftest*
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fi
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echo "$ac_t""$libc_cv_hurd_version" 1>&6
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if test "x$libc_cv_hurd_version" != xok; then
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{ echo "configure: error: Hurd headers not installed or too old" 1>&2; exit 1; }
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fi
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# See if mig groks `retcode'.
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echo $ac_n "checking whether $MIG supports the retcode keyword""... $ac_c" 1>&6
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echo "configure:67: checking whether $MIG supports the retcode keyword" >&5
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if eval "test \"`echo '$''{'hurd_cv_mig_retcode'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.defs <<\EOF
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#include <mach/std_types.defs>
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#include <mach/mach_types.defs>
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subsystem foobar 1000;
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type reply_port_t = polymorphic | MACH_MSG_TYPE_PORT_SEND_ONCE
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ctype: mach_port_t;
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simpleroutine foobar_reply (
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reply_port: reply_port_t;
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err: kern_return_t, RetCode);
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EOF
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if { ac_try='CC="${CC}" ${MIG-false} -n conftest.defs 1>&5'; { (eval echo configure:81: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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hurd_cv_mig_retcode=yes
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else
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hurd_cv_mig_retcode=no
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fi
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rm -f conftest*
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fi
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echo "$ac_t""$hurd_cv_mig_retcode" 1>&6
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if test $hurd_cv_mig_retcode = yes; then
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cat >> confdefs.h <<\EOF
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#define HAVE_MIG_RETCODE 1
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EOF
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fi
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