configure

Glibc 2.3.2源代码(解压后有100多M)

# This file is generated from configure.in by Autoconf.  DO NOT EDIT!

# GNU libc on the Hurd is always reentrant.
DEFINES="$DEFINES -D_LIBC_REENTRANT"

cat >>confdefs.h <<\_ACEOF
#define NO_HIDDEN 1
_ACEOF


# 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$prefix" != x; then
  { echo "$as_me:$LINENO: WARNING: --prefix= (empty) is required for GNU/Hurd to work normally" >&5
echo "$as_me: WARNING: --prefix= (empty) is required for GNU/Hurd to work normally" >&2;}
fi

case "$machine" in
  i386*)
    # The default oldest ABI is 2.2.6.
    # We only need a "yes" here if the oldest ABI supported will be < 2.2.6.
    if test "$oldest_abi" != default && test "$oldest_abi" \< "2.2.6"; then
      libc_cv_gcc_unwind_find_fde=yes
    fi
    ;;
esac


echo "$as_me:$LINENO: checking Hurd header version" >&5
echo $ECHO_N "checking Hurd header version... $ECHO_C" >&6
if test "${libc_cv_hurd_version+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  cat >conftest.$ac_ext <<_ACEOF
#line $LINENO "configure"
#include "confdefs.h"
#include <hurd/version.h>
int
main ()
{

#define NEED_VERSION 20020609
#if HURD_INTERFACE_VERSION < NEED_VERSION
# error Hurd version too old: HURD_INTERFACE_VERSION < NEED_VERSION
#endif
  ;
  return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
  (eval $ac_compile) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); } &&
         { ac_try='test -s conftest.$ac_objext'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; }; then
  libc_cv_hurd_version=ok
else
  echo "$as_me: failed program was:" >&5
cat conftest.$ac_ext >&5
libc_cv_hurd_version=bad
fi
rm -f conftest.$ac_objext conftest.$ac_ext
fi
echo "$as_me:$LINENO: result: $libc_cv_hurd_version" >&5
echo "${ECHO_T}$libc_cv_hurd_version" >&6
if test "x$libc_cv_hurd_version" != xok; then
  { { echo "$as_me:$LINENO: error: Hurd headers not installed or too old" >&5
echo "$as_me: error: Hurd headers not installed or too old" >&2;}
   { (exit 1); exit 1; }; }
fi



# See if mig groks `retcode'.
echo "$as_me:$LINENO: checking whether $MIG supports the retcode keyword" >&5
echo $ECHO_N "checking whether $MIG supports the retcode keyword... $ECHO_C" >&6
if test "${hurd_cv_mig_retcode+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  cat > conftest.defs <<\EOF
#include <mach/std_types.defs>
#include <mach/mach_types.defs>
subsystem foobar 1000;
type reply_port_t = polymorphic | MACH_MSG_TYPE_PORT_SEND_ONCE
	ctype: mach_port_t;
simpleroutine foobar_reply (
	reply_port: reply_port_t;
	err: kern_return_t, RetCode);
EOF
if { ac_try='CC="${CC}" ${MIG-false} -n conftest.defs 1>&5'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; }; then
  hurd_cv_mig_retcode=yes
else
  hurd_cv_mig_retcode=no
fi
rm -f conftest*
fi
echo "$as_me:$LINENO: result: $hurd_cv_mig_retcode" >&5
echo "${ECHO_T}$hurd_cv_mig_retcode" >&6
if test $hurd_cv_mig_retcode = yes; then
  cat >>confdefs.h <<\_ACEOF
#define HAVE_MIG_RETCODE 1
_ACEOF

fi