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