Merge changes between r11304 and r11460 from /fsf/trunk.

git-svn-id: svn://svn.eglibc.org/trunk@11461 7b3dc134-2b1b-0410-93df-9e9f96275f8d

1 files changed, 143 insertions, 248 deletions

diff --git a/libc/configure b/libc/configure
index e290b57f1..036652be0 100755
--- a/libc/configure
+++ b/libc/configure
@@ -667,9 +667,6 @@ libc_cv_sysconfdir
 libc_cv_localedir
 libc_cv_slibdir
 old_glibc_headers
-uname_version
-uname_release
-uname_sysname
 libc_cv_gcc_unwind_find_fde
 sizeof_long_double
 EGREP
@@ -3873,9 +3870,6 @@ else
   multi_arch=default
 fi
 
-if test x"$multi_arch" != xno; then
-  multi_arch_d=/multiarch
-fi
 
 # Check whether --enable-experimental-malloc was given.
 if test "${enable_experimental_malloc+set}" = set; then
@@ -4309,6 +4303,140 @@ _ACEOF
 
 fi
 
+# For the multi-arch option we need support in the assembler.
+{ $as_echo "$as_me:$LINENO: checking for assembler gnu_indirect_function symbol type support" >&5
+$as_echo_n "checking for assembler gnu_indirect_function symbol type support... " >&6; }
+if test "${libc_cv_asm_gnu_indirect_function+set}" = set; then
+  $as_echo_n "(cached) " >&6
+else
+  cat > conftest.s <<EOF
+.type foo,%gnu_indirect_function
+EOF
+if ${CC-cc} -c $ASFLAGS conftest.s 1>&5 2>&5;
+then
+  libc_cv_asm_gnu_indirect_function=yes
+else
+  libc_cv_asm_gnu_indirect_function=no
+fi
+rm -f conftest*
+fi
+{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_gnu_indirect_function" >&5
+$as_echo "$libc_cv_asm_gnu_indirect_function" >&6; }
+
+{ $as_echo "$as_me:$LINENO: checking whether .text pseudo-op must be used" >&5
+$as_echo_n "checking whether .text pseudo-op must be used... " >&6; }
+if test "${libc_cv_dot_text+set}" = set; then
+  $as_echo_n "(cached) " >&6
+else
+  cat > conftest.s <<EOF
+.text
+EOF
+libc_cv_dot_text=
+if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  libc_cv_dot_text=.text
+fi
+rm -f conftest*
+fi
+
+if test -z "$libc_cv_dot_text"; then
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+else
+  { $as_echo "$as_me:$LINENO: result: yes" >&5
+$as_echo "yes" >&6; }
+fi
+
+{ $as_echo "$as_me:$LINENO: checking for assembler global-symbol directive" >&5
+$as_echo_n "checking for assembler global-symbol directive... " >&6; }
+if test "${libc_cv_asm_global_directive+set}" = set; then
+  $as_echo_n "(cached) " >&6
+else
+  libc_cv_asm_global_directive=UNKNOWN
+for ac_globl in .globl .global .EXPORT; do
+  cat > conftest.s <<EOF
+	${libc_cv_dot_text}
+	${ac_globl} foo
+foo:
+EOF
+  if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+    libc_cv_asm_global_directive=${ac_globl}
+  fi
+  rm -f conftest*
+  test $libc_cv_asm_global_directive != UNKNOWN && break
+done
+fi
+{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_global_directive" >&5
+$as_echo "$libc_cv_asm_global_directive" >&6; }
+if test $libc_cv_asm_global_directive = UNKNOWN; then
+  { { $as_echo "$as_me:$LINENO: error: cannot determine asm global directive" >&5
+$as_echo "$as_me: error: cannot determine asm global directive" >&2;}
+   { (exit 1); exit 1; }; }
+else
+  cat >>confdefs.h <<_ACEOF
+#define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
+_ACEOF
+
+fi
+
+{ $as_echo "$as_me:$LINENO: checking for assembler .type directive prefix" >&5
+$as_echo_n "checking for assembler .type directive prefix... " >&6; }
+if test "${libc_cv_asm_type_prefix+set}" = set; then
+  $as_echo_n "(cached) " >&6
+else
+  libc_cv_asm_type_prefix=no
+for ac_try_prefix in '@' '%' '#'; do
+  cat > conftest.s <<EOF
+	${libc_cv_dot_text}
+	${libc_cv_asm_global_directive} foo
+	.type foo, ${ac_try_prefix}object
+	.size foo, 1
+foo:
+	.byte 1
+EOF
+  if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+    libc_cv_asm_type_prefix=${ac_try_prefix}
+  fi
+  rm -f conftest*
+  test "x$libc_cv_asm_type_prefix" != xno && break
+done
+fi
+{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_type_prefix" >&5
+$as_echo "$libc_cv_asm_type_prefix" >&6; }
+if test "x$libc_cv_asm_type_prefix" != xno; then
+  cat >>confdefs.h <<_ACEOF
+#define ASM_TYPE_DIRECTIVE_PREFIX ${libc_cv_asm_type_prefix}
+_ACEOF
+
+fi
+
+if test x"$libc_cv_asm_gnu_indirect_function" != xyes -a x"$libc_cv_asm_type_prefix" = xno; then
+  if test x"$multi_arch" = xyes; then
+    { { $as_echo "$as_me:$LINENO: error: --enable-multi-arch support requires assembler and linker support" >&5
+$as_echo "$as_me: error: --enable-multi-arch support requires assembler and linker support" >&2;}
+   { (exit 1); exit 1; }; }
+  else
+    multi_arch=no
+  fi
+fi
+if test x"$multi_arch" != xno; then
+  multi_arch_d=/multiarch
+fi
+
 # Compute the list of sysdep directories for this configuration.
 # This can take a while to compute.
 sysdep_dir=$srcdir/sysdeps
@@ -4425,35 +4553,14 @@ done
 
 # If the assembler supports gnu_indirect_function symbol type and the
 # architecture supports multi-arch, we enable multi-arch by default.
-if test "$multi_arch" = default; then
-{ $as_echo "$as_me:$LINENO: checking for assembler gnu_indirect_function symbol type support" >&5
-$as_echo_n "checking for assembler gnu_indirect_function symbol type support... " >&6; }
-if test "${libc_cv_asm_gnu_indirect_function+set}" = set; then
-  $as_echo_n "(cached) " >&6
-else
-  cat > conftest.s <<EOF
-.type foo,%gnu_indirect_function
-EOF
-if ${CC-cc} -c $ASFLAGS conftest.s 1>&5 2>&5;
-then
-  libc_cv_asm_gnu_indirect_function=yes
-else
-  libc_cv_asm_gnu_indirect_function=no
-fi
-rm -f conftest*
-fi
-{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_gnu_indirect_function" >&5
-$as_echo "$libc_cv_asm_gnu_indirect_function" >&6; }
+case $sysnames_add_ons$sysnames in
+*"$multi_arch_d"*)
+  ;;
+*)
   multi_arch=no
-  if test "$libc_cv_asm_gnu_indirect_function" = yes; then
-    case $sysnames_add_ons$sysnames in
-    *"$multi_arch_d"*)
-       multi_arch=yes
-      ;;
-    esac
-  fi
-fi
-if test x"$multi_arch" = xyes; then
+  ;;
+esac
+if test x"$multi_arch" != xno; then
   cat >>confdefs.h <<\_ACEOF
 #define USE_MULTIARCH 1
 _ACEOF
@@ -6020,71 +6127,6 @@ if test $libc_cv_need_minus_P = yes; then
 asm-CPPFLAGS = -P # The assembler can't grok cpp's # line directives."
 fi
 
-{ $as_echo "$as_me:$LINENO: checking whether .text pseudo-op must be used" >&5
-$as_echo_n "checking whether .text pseudo-op must be used... " >&6; }
-if test "${libc_cv_dot_text+set}" = set; then
-  $as_echo_n "(cached) " >&6
-else
-  cat > conftest.s <<EOF
-.text
-EOF
-libc_cv_dot_text=
-if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  libc_cv_dot_text=.text
-fi
-rm -f conftest*
-fi
-
-if test -z "$libc_cv_dot_text"; then
-  { $as_echo "$as_me:$LINENO: result: no" >&5
-$as_echo "no" >&6; }
-else
-  { $as_echo "$as_me:$LINENO: result: yes" >&5
-$as_echo "yes" >&6; }
-fi
-
-{ $as_echo "$as_me:$LINENO: checking for assembler global-symbol directive" >&5
-$as_echo_n "checking for assembler global-symbol directive... " >&6; }
-if test "${libc_cv_asm_global_directive+set}" = set; then
-  $as_echo_n "(cached) " >&6
-else
-  libc_cv_asm_global_directive=UNKNOWN
-for ac_globl in .globl .global .EXPORT; do
-  cat > conftest.s <<EOF
-	${libc_cv_dot_text}
-	${ac_globl} foo
-foo:
-EOF
-  if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-    libc_cv_asm_global_directive=${ac_globl}
-  fi
-  rm -f conftest*
-  test $libc_cv_asm_global_directive != UNKNOWN && break
-done
-fi
-{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_global_directive" >&5
-$as_echo "$libc_cv_asm_global_directive" >&6; }
-if test $libc_cv_asm_global_directive = UNKNOWN; then
-  { { $as_echo "$as_me:$LINENO: error: cannot determine asm global directive" >&5
-$as_echo "$as_me: error: cannot determine asm global directive" >&2;}
-   { (exit 1); exit 1; }; }
-else
-  cat >>confdefs.h <<_ACEOF
-#define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
-_ACEOF
-
-fi
-
 { $as_echo "$as_me:$LINENO: checking for .set assembler directive" >&5
 $as_echo_n "checking for .set assembler directive... " >&6; }
 if test "${libc_cv_asm_set_directive+set}" = set; then
@@ -6120,42 +6162,6 @@ _ACEOF
 
 fi
 
-{ $as_echo "$as_me:$LINENO: checking for assembler .type directive prefix" >&5
-$as_echo_n "checking for assembler .type directive prefix... " >&6; }
-if test "${libc_cv_asm_type_prefix+set}" = set; then
-  $as_echo_n "(cached) " >&6
-else
-  libc_cv_asm_type_prefix=no
-for ac_try_prefix in '@' '%' '#'; do
-  cat > conftest.s <<EOF
-	${libc_cv_dot_text}
-	${libc_cv_asm_global_directive} foo
-	.type foo, ${ac_try_prefix}object
-	.size foo, 1
-foo:
-	.byte 1
-EOF
-  if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-    libc_cv_asm_type_prefix=${ac_try_prefix}
-  fi
-  rm -f conftest*
-  test "x$libc_cv_asm_type_prefix" != xno && break
-done
-fi
-{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_type_prefix" >&5
-$as_echo "$libc_cv_asm_type_prefix" >&6; }
-if test "x$libc_cv_asm_type_prefix" != xno; then
-  cat >>confdefs.h <<_ACEOF
-#define ASM_TYPE_DIRECTIVE_PREFIX ${libc_cv_asm_type_prefix}
-_ACEOF
-
-fi
-
 { $as_echo "$as_me:$LINENO: checking for assembler gnu_unique_object symbol type" >&5
 $as_echo_n "checking for assembler gnu_unique_object symbol type... " >&6; }
 if test "${libc_cv_asm_unique_object+set}" = set; then
@@ -6182,37 +6188,6 @@ _ACEOF
 
 fi
 
-# For the multi-arch option we need support in the assembler.
-if test "$multi_arch" = yes; then
-  if test "x$libc_cv_asm_type_prefix" != xno; then
-{ $as_echo "$as_me:$LINENO: checking for assembler gnu_indirect_function symbol type support" >&5
-$as_echo_n "checking for assembler gnu_indirect_function symbol type support... " >&6; }
-if test "${libc_cv_asm_gnu_indirect_function+set}" = set; then
-  $as_echo_n "(cached) " >&6
-else
-  cat > conftest.s <<EOF
-.type foo,%gnu_indirect_function
-EOF
-if ${CC-cc} -c $ASFLAGS conftest.s 1>&5 2>&5;
-then
-  libc_cv_asm_gnu_indirect_function=yes
-else
-  libc_cv_asm_gnu_indirect_function=no
-fi
-rm -f conftest*
-fi
-{ $as_echo "$as_me:$LINENO: result: $libc_cv_asm_gnu_indirect_function" >&5
-$as_echo "$libc_cv_asm_gnu_indirect_function" >&6; }
-  else
-    libc_cv_asm_gnu_indirect_function=no
-  fi
-  if test x"$libc_cv_asm_gnu_indirect_function" != xyes; then
-    { { $as_echo "$as_me:$LINENO: error: --enable-multi-arch support requires assembler and linker support" >&5
-$as_echo "$as_me: error: --enable-multi-arch support requires assembler and linker support" >&2;}
-   { (exit 1); exit 1; }; }
-  fi
-fi
-
 { $as_echo "$as_me:$LINENO: checking for .symver assembler directive" >&5
 $as_echo_n "checking for .symver assembler directive... " >&6; }
 if test "${libc_cv_asm_symver_directive+set}" = set; then
@@ -8766,8 +8741,7 @@ libc_cv_gcc_unwind_find_fde=no
 libc_cv_idn=no
 
 # Iterate over all the sysdep directories we will use, running their
-# configure fragments, and looking for a uname implementation.
-uname=
+# configure fragments.
 for dir in $sysnames; do
   case $dir in
     /*) dest=$dir ;;
@@ -8778,15 +8752,6 @@ for dir in $sysnames; do
 $as_echo "running configure fragment for $dir" >&6; }
     . $dest/configure
   fi
-
-  if test -z "$uname"; then
-    if test -r $dest/uname.c ||
-       test -r $dest/uname.S ||
-       { test -r $dest/syscalls.list &&
-	 grep '^uname[ 	]' $dest/syscalls.list >/dev/null; }; then
-      uname=$dir
-    fi
-  fi
 done
 
 if test x$libc_cv_gcc_unwind_find_fde = xyes; then
@@ -8797,75 +8762,6 @@ _ACEOF
 fi
 
 
-# If we will use the generic uname implementation, we must figure out what
-# it will say by examining the system, and write the results in config-name.h.
-if test "$uname" = "sysdeps/generic"; then
-
-  uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
-  if test $uname_sysname != $config_os; then
-    config_release=`echo $config_os | sed s/$uname_sysname//`
-  fi
-
-  { $as_echo "$as_me:$LINENO: checking OS release for uname" >&5
-$as_echo_n "checking OS release for uname... " >&6; }
-if test "${libc_cv_uname_release+set}" = set; then
-  $as_echo_n "(cached) " >&6
-else
-      if test -r /vmunix; then
-      kernel_id=`strings /vmunix | grep UNIX`
-    elif test -r /dynix; then
-      kernel_id=`strings /dynix | grep DYNIX`
-    else
-      kernel_id=
-    fi
-
-  kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
-  if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
-	 != x$config_release; then
-    # The configuration release is a substring of the kernel release.
-    libc_cv_uname_release=$kernel_release
-  elif test x$config_release != x; then
-    libc_cv_uname_release=$config_release
-  elif test x$kernel_release != x; then
-    libc_cv_uname_release=$kernel_release
-  else
-    libc_cv_uname_release=unknown
-  fi
-fi
-{ $as_echo "$as_me:$LINENO: result: $libc_cv_uname_release" >&5
-$as_echo "$libc_cv_uname_release" >&6; }
-  uname_release="$libc_cv_uname_release"
-
-  { $as_echo "$as_me:$LINENO: checking OS version for uname" >&5
-$as_echo_n "checking OS version for uname... " >&6; }
-if test "${libc_cv_uname_version+set}" = set; then
-  $as_echo_n "(cached) " >&6
-else
-      if test -r /vmunix; then
-      kernel_id=`strings /vmunix | grep UNIX`
-    elif test -r /dynix; then
-      kernel_id=`strings /dynix | grep DYNIX`
-    else
-      kernel_id=
-    fi
-
-  kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
-  if test -n "$kernel_version"; then
-    libc_cv_uname_version="$kernel_version"
-  else
-    libc_cv_uname_version=unknown
-  fi
-fi
-{ $as_echo "$as_me:$LINENO: result: $libc_cv_uname_version" >&5
-$as_echo "$libc_cv_uname_version" >&6; }
-  uname_version="$libc_cv_uname_version"
-
-    config_uname=config-name.h:config-name.in
-else
-  # For non-generic uname, we don't need to create config-name.h at all.
-  config_uname=
-fi
-
 cat >>confdefs.h <<\_ACEOF
 #define USE_IN_LIBIO 1
 _ACEOF
@@ -8966,7 +8862,7 @@ RELEASE=`sed -n -e 's/^#define RELEASE "\([^"]*\)"/\1/p' < $srcdir/version.h`
 
 
 
-ac_config_files="$ac_config_files config.make ${config_makefile} ${config_uname}"
+ac_config_files="$ac_config_files config.make ${config_makefile}"
 
 ac_config_commands="$ac_config_commands default"
 
@@ -9577,7 +9473,6 @@ do
     "config.h") CONFIG_HEADERS="$CONFIG_HEADERS config.h" ;;
     "config.make") CONFIG_FILES="$CONFIG_FILES config.make" ;;
     "${config_makefile}") CONFIG_FILES="$CONFIG_FILES ${config_makefile}" ;;
-    "${config_uname}") CONFIG_FILES="$CONFIG_FILES ${config_uname}" ;;
     "default") CONFIG_COMMANDS="$CONFIG_COMMANDS default" ;;
 
   *) { { $as_echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5