merge from gcc

1 files changed, 91 insertions, 22 deletions

diff --git a/libiberty/configure b/libiberty/configure
index 8ddd98d..be1fa94 100755
--- a/libiberty/configure
+++ b/libiberty/configure
@@ -2734,23 +2734,79 @@ fi
 done
 
 
+  else
+    for ac_func in _doprnt
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:2742: checking for $ac_func" >&5
+if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2747 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:2770: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
   fi
 
   for v in $vars; do
     echo $ac_n "checking for $v""... $ac_c" 1>&6
-echo "configure:2742: checking for $v" >&5
+echo "configure:2798: checking for $v" >&5
     if eval "test \"`echo '$''{'libiberty_cv_var_$v'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2747 "configure"
+#line 2803 "configure"
 #include "confdefs.h"
 int *p;
 int main() {
 extern int $v; p = &$v;
 ; return 0; }
 EOF
-if { (eval echo configure:2754: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2810: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "libiberty_cv_var_$v=yes"
 else
@@ -2776,12 +2832,12 @@ EOF
   for ac_func in $checkfuncs
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2780: checking for $ac_func" >&5
+echo "configure:2836: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2785 "configure"
+#line 2841 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2804,7 +2860,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2808: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2864: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2830,21 +2886,21 @@ done
 
 fi
 
-for ac_hdr in unistd.h
+for ac_hdr in stdlib.h unistd.h sys/stat.h sys/types.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:2838: checking for $ac_hdr" >&5
+echo "configure:2894: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2843 "configure"
+#line 2899 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2848: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2904: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2873,12 +2929,12 @@ done
 for ac_func in getpagesize
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2877: checking for $ac_func" >&5
+echo "configure:2933: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2882 "configure"
+#line 2938 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2901,7 +2957,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2905: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2961: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2926,7 +2982,7 @@ fi
 done
 
 echo $ac_n "checking for working mmap""... $ac_c" 1>&6
-echo "configure:2930: checking for working mmap" >&5
+echo "configure:2986: checking for working mmap" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mmap_fixed_mapped'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2934,7 +2990,7 @@ else
   ac_cv_func_mmap_fixed_mapped=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 2938 "configure"
+#line 2994 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Haertel and Jim Avera for this test.
@@ -2962,11 +3018,24 @@ else
 #include <fcntl.h>
 #include <sys/mman.h>
 
+#if HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+
+#if HAVE_STDLIB_H
+# include <stdlib.h>
+#endif
+
+#if HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+
+#if HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+
 /* This mess was copied from the GNU getpagesize.h.  */
 #ifndef HAVE_GETPAGESIZE
-# ifdef HAVE_UNISTD_H
-#  include <unistd.h>
-# endif
 
 /* Assume that all systems that can run configure have sys/param.h.  */
 # ifndef HAVE_SYS_PARAM_H
@@ -3074,7 +3143,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:3078: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3147: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_mmap_fixed_mapped=yes
 else
@@ -3098,7 +3167,7 @@ fi
 
 
 echo $ac_n "checking for working strncmp""... $ac_c" 1>&6
-echo "configure:3102: checking for working strncmp" >&5
+echo "configure:3171: checking for working strncmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strncmp_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3106,7 +3175,7 @@ else
   ac_cv_func_strncmp_works=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 3110 "configure"
+#line 3179 "configure"
 #include "confdefs.h"
 
 /* Test by Jim Wilson and Kaveh Ghazi.
@@ -3170,7 +3239,7 @@ main ()
 }
 
 EOF
-if { (eval echo configure:3174: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3243: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_strncmp_works=yes
 else