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Diffstat (limited to 'configure')
-rwxr-xr-xconfigure147
1 files changed, 116 insertions, 31 deletions
diff --git a/configure b/configure
index ce9930e964..dc70be001c 100755
--- a/configure
+++ b/configure
@@ -2,8 +2,8 @@
# From configure.in CVSid
# Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.7
-# Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
+# Generated automatically using autoconf version 2.9
+# Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
#
# This configure script is free software; the Free Software Foundation
# gives unlimited permission to copy, distribute and modify it.
@@ -27,8 +27,6 @@ ac_help="$ac_help
ac_help="$ac_help
--with-elf if using the ELF object format"
ac_help="$ac_help
- --with-weak-symbols if weak symbols are available in as and ld"
-ac_help="$ac_help
--enable-libio build in GNU libio instead of GNU stdio"
ac_help="$ac_help
--enable-shared build shared library [default=yes if GNU ld & ELF]"
@@ -355,7 +353,7 @@ EOF
verbose=yes ;;
-version | --version | --versio | --versi | --vers)
- echo "configure generated by autoconf version 2.7"
+ echo "configure generated by autoconf version 2.9"
exit 0 ;;
-with-* | --with-*)
@@ -620,14 +618,6 @@ else
elf=no
fi
-# Check whether --with-weak-symbols or --without-weak-symbols was given.
-if test "${with_weak_symbols+set}" = set; then
- withval="$with_weak_symbols"
- weak=$withval
-else
- weak=no
-fi
-
# Check whether --enable-libio or --disable-libio was given.
if test "${enable_libio+set}" = set; then
@@ -1147,13 +1137,13 @@ else
# On the NeXT, cc -E runs the code through the compiler's parser,
# not just through cpp.
cat > conftest.$ac_ext <<EOF
-#line 1151 "configure"
+#line 1141 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1157: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1147: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
:
@@ -1162,13 +1152,13 @@ else
rm -rf conftest*
CPP="${CC-cc} -E -traditional-cpp"
cat > conftest.$ac_ext <<EOF
-#line 1166 "configure"
+#line 1156 "configure"
#include "confdefs.h"
#include <assert.h>
Syntax Error
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1172: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1162: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
:
@@ -1217,7 +1207,7 @@ if eval "test \"`echo '$''{'libc_cv_friendly_stddef'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&4
else
cat > conftest.$ac_ext <<EOF
-#line 1221 "configure"
+#line 1211 "configure"
#include "confdefs.h"
#define __need_size_t
#define __need_wchar_t
@@ -1233,7 +1223,7 @@ size_t size; wchar_t wchar;
if (&size == NULL || &wchar == NULL) abort ();
; return 0; }
EOF
-if { (eval echo configure:1237: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1227: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
libc_cv_friendly_stddef=yes
else
@@ -1340,7 +1330,7 @@ if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&4
else
cat > conftest.$ac_ext <<EOF
-#line 1344 "configure"
+#line 1334 "configure"
#include "confdefs.h"
int main() { return 0; }
@@ -1349,7 +1339,7 @@ asm (".section .init");
asm (".section .fini");
; return 0; }
EOF
-if { (eval echo configure:1353: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1343: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
libc_cv_have_initfini=yes
else
@@ -1369,6 +1359,108 @@ EOF
fi
fi
+if test $elf = yes; then
+ libc_cv_asm_underscores=no
+else
+ echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&4
+if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&4
+else
+ cat > conftest.$ac_ext <<EOF
+#line 1371 "configure"
+#include "confdefs.h"
+asm ("_glibc_foobar:");
+int main() { return 0; }
+int t() {
+glibc_foobar ();
+; return 0; }
+EOF
+if { (eval echo configure:1379: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ libc_cv_asm_underscores=yes
+else
+ rm -rf conftest*
+ libc_cv_asm_underscores=no
+fi
+rm -f conftest*
+
+fi
+
+echo "$ac_t""$libc_cv_asm_underscores" 1>&4
+fi
+if test $libc_cv_asm_underscores = no; then
+ cat >> confdefs.h <<\EOF
+#define NO_UNDERSCORES 1
+EOF
+
+fi
+
+if test $elf = yes; then
+ libc_cv_weak_symbols=yes
+ libc_cv_asm_weak_directive=yes
+ libc_cv_asm_weakext_directive=no
+else
+ echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&4
+if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&4
+else
+ cat > conftest.s <<EOF
+.text
+${libc_cv_asm_global_directive} foo
+foo: .long 0
+.weak foo
+.weak bar; bar = foo
+EOF
+ if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
+ libc_cv_asm_weak_directive=yes
+ else
+ libc_cv_asm_weak_directive=no
+ fi
+ rm -f conftest*
+fi
+
+echo "$ac_t""$libc_cv_asm_weak_directive" 1>&4
+
+if $libc_cv_asm_weak_directive = no; then
+ echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&4
+if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&4
+else
+ cat > conftest.s <<EOF
+.text
+${libc_cv_asm_global_directive} foo
+foo: .long 0
+.weakext foo
+.weak bar, foo
+EOF
+ if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
+ libc_cv_asm_weakext_directive=yes
+ else
+ libc_cv_asm_weakext_directive=no
+ fi
+ rm -f conftest*
+fi
+
+echo "$ac_t""$libc_cv_asm_weakext_directive" 1>&4
+
+ fi # no .weak
+fi # not ELF
+
+if test $libc_cv_asm_weak_directive; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_ASM_WEAK_DIRECTIVE 1
+EOF
+
+elif test $libc_cv_asm_weakext_directive; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_ASM_WEAKEXT_DIRECTIVE 1
+EOF
+
+fi
+
+### End of automated tests.
+### Now run sysdeps configure fragments.
+
# sysdeps configure fragments may set these with files to be linked below.
libc_link_dests=
libc_link_sources=
@@ -1456,7 +1548,7 @@ default) stdio=stdio ;;
esac
echo "$ac_t""$stdio" 1>&4
-
+
if test $gnu_ld = yes; then
cat >> confdefs.h <<\EOF
#define HAVE_GNU_LD 1
@@ -1475,12 +1567,6 @@ if test $elf = yes; then
EOF
fi
-if test $weak = yes; then
- cat >> confdefs.h <<\EOF
-#define HAVE_WEAK_SYMBOLS 1
-EOF
-
-fi
if test $shared = default; then
@@ -1573,7 +1659,7 @@ do
echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
-version | --version | --versio | --versi | --vers | --ver | --ve | --v)
- echo "$CONFIG_STATUS generated by autoconf version 2.7"
+ echo "$CONFIG_STATUS generated by autoconf version 2.9"
exit 0 ;;
-help | --help | --hel | --he | --h)
echo "\$ac_cs_usage"; exit 0 ;;
@@ -1639,7 +1725,6 @@ s%@stdio@%$stdio%g
s%@gnu_ld@%$gnu_ld%g
s%@gnu_as@%$gnu_as%g
s%@elf@%$elf%g
-s%@weak@%$weak%g
s%@shared@%$shared%g
s%@profile@%$profile%g
s%@omitfp@%$omitfp%g
@@ -1747,7 +1832,7 @@ rm -f conftest.vals
cat > conftest.hdr <<\EOF
s/[\\&%]/\\&/g
s%[\\$`]%\\&%g
-s%#define \([A-Za-z_][A-Za-z0-9_]*\) \(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
+s%#define \([A-Za-z_][A-Za-z0-9_]*\) *\(.*\)%${ac_dA}\1${ac_dB}\1${ac_dC}\2${ac_dD}%gp
s%ac_d%ac_u%gp
s%ac_u%ac_e%gp
EOF