X-Git-Url: http://drtracing.org/?a=blobdiff_plain;ds=sidebyside;f=ld%2Fconfigure;h=e6bed083b3f52bc3acda85b09815b9480b898c08;hb=128e85e3ab36b8e30f6612fb50de3cbb4ede6824;hp=4d8f237664e5b7695353ddad7ca42bd38653b81d;hpb=e1fa0163505af867009ea73fc5f705162120e795;p=deliverable%2Fbinutils-gdb.git

diff --git a/ld/configure b/ld/configure
index 4d8f237664..e6bed083b3 100755
--- a/ld/configure
+++ b/ld/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.64 for ld 2.26.51.
+# Generated by GNU Autoconf 2.64 for ld 2.27.51.
 #
 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
 # 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software
@@ -556,8 +556,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='ld'
 PACKAGE_TARNAME='ld'
-PACKAGE_VERSION='2.26.51'
-PACKAGE_STRING='ld 2.26.51'
+PACKAGE_VERSION='2.27.51'
+PACKAGE_STRING='ld 2.27.51'
 PACKAGE_BUGREPORT=''
 PACKAGE_URL=''
 
@@ -644,7 +644,9 @@ INCINTL
 LIBINTL_DEP
 LIBINTL
 USE_NLS
+WARN_WRITE_STRINGS
 NO_WERROR
+WARN_CFLAGS_FOR_BUILD
 WARN_CFLAGS
 installed_linker
 install_as_default
@@ -683,6 +685,7 @@ MAINTAINER_MODE_TRUE
 am__fastdepCC_FALSE
 am__fastdepCC_TRUE
 CCDEPMODE
+am__nodep
 AMDEPBACKSLASH
 AMDEP_FALSE
 AMDEP_TRUE
@@ -789,6 +792,7 @@ with_sysroot
 enable_gold
 enable_got
 enable_compressed_debug_sections
+enable_relro
 enable_werror
 enable_build_warnings
 enable_nls
@@ -1350,7 +1354,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures ld 2.26.51 to adapt to many kinds of systems.
+\`configure' configures ld 2.27.51 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1421,7 +1425,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of ld 2.26.51:";;
+     short | recursive ) echo "Configuration of ld 2.27.51:";;
    esac
   cat <<\_ACEOF
 
@@ -1447,6 +1451,7 @@ Optional Features:
                           multigot)
   --enable-compressed-debug-sections={all,ld,none}
                           compress debug sections by default]
+  --enable-relro          enable -z relro in ELF linker by default
   --enable-werror         treat compile warnings as errors
   --enable-build-warnings enable build-time compiler warnings
   --disable-nls           do not use Native Language Support
@@ -1545,7 +1550,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-ld configure 2.26.51
+ld configure 2.27.51
 generated by GNU Autoconf 2.64
 
 Copyright (C) 2009 Free Software Foundation, Inc.
@@ -2254,7 +2259,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by ld $as_me 2.26.51, which was
+It was created by ld $as_me 2.27.51, which was
 generated by GNU Autoconf 2.64.  Invocation command line was
 
   $ $0 $@
@@ -4031,6 +4036,7 @@ fi
 if test "x$enable_dependency_tracking" != xno; then
   am_depcomp="$ac_aux_dir/depcomp"
   AMDEPBACKSLASH='\'
+  am__nodep='_no'
 fi
  if test "x$enable_dependency_tracking" != xno; then
   AMDEP_TRUE=
@@ -4063,7 +4069,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='ld'
- VERSION='2.26.51'
+ VERSION='2.27.51'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -4093,11 +4099,11 @@ MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
 
 # We need awk for the "check" target.  The system "awk" is bad on
 # some platforms.
-# Always define AMTAR for backward compatibility.
+# Always define AMTAR for backward compatibility.  Yes, it's still used
+# in the wild :-(  We should find a proper way to deprecate it ...
+AMTAR='$${TAR-tar}'
 
-AMTAR=${AMTAR-"${am_missing_run}tar"}
-
-am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'
+am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'
 
 
 
@@ -4115,6 +4121,7 @@ else
   # instance it was reported that on HP-UX the gcc test will end up
   # making a dummy file named `D' -- because `-MD' means `put the output
   # in D'.
+  rm -rf conftest.dir
   mkdir conftest.dir
   # Copy depcomp to subdir because otherwise we won't find it if we're
   # using a relative directory.
@@ -4174,7 +4181,7 @@ else
 	break
       fi
       ;;
-    msvisualcpp | msvcmsys)
+    msvc7 | msvc7msys | msvisualcpp | msvcmsys)
       # This compiler won't grok `-c -o', but also, the minuso test has
       # not run yet.  These depmodes are late enough in the game, and
       # so weak that their functioning should not be impacted.
@@ -5064,6 +5071,7 @@ else
   # instance it was reported that on HP-UX the gcc test will end up
   # making a dummy file named `D' -- because `-MD' means `put the output
   # in D'.
+  rm -rf conftest.dir
   mkdir conftest.dir
   # Copy depcomp to subdir because otherwise we won't find it if we're
   # using a relative directory.
@@ -5123,7 +5131,7 @@ else
 	break
       fi
       ;;
-    msvisualcpp | msvcmsys)
+    msvc7 | msvc7msys | msvisualcpp | msvcmsys)
       # This compiler won't grok `-c -o', but also, the minuso test has
       # not run yet.  These depmodes are late enough in the game, and
       # so weak that their functioning should not be impacted.
@@ -11716,7 +11724,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11719 "configure"
+#line 11727 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11822,7 +11830,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11825 "configure"
+#line 11833 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -15536,11 +15544,29 @@ if test "${enable_compressed_debug_sections+set}" = set; then :
 esac
 fi
 
+# Decide if -z relro should be enabled in ELF linker by default.
+ac_default_ld_z_relro=unset
+# Provide a configure time option to override our default.
+# Check whether --enable-relro was given.
+if test "${enable_relro+set}" = set; then :
+  enableval=$enable_relro; case "${enableval}" in
+  yes)  ac_default_ld_z_relro=1 ;;
+  no)  ac_default_ld_z_relro=0 ;;
+esac
+fi
+
 
 # Set the 'development' global.
 . $srcdir/../bfd/development.sh
 
+# Set acp_cpp_for_build variable
+ac_cpp_for_build="$CC_FOR_BUILD -E $CPPFLAGS_FOR_BUILD"
+
+# Default set of GCC warnings to enable.
 GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+GCC_WARN_CFLAGS_FOR_BUILD="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
+
+# Add -Wshadow if the compiler is a sufficiently recent version of GCC.
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 __GNUC__
@@ -15554,6 +15580,65 @@ fi
 rm -f conftest*
 
 
+# Add -Wstack-usage if the compiler is a sufficiently recent version of GCC.
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+__GNUC__
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "^[0-4]$" >/dev/null 2>&1; then :
+
+else
+  GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Wstack-usage=262144"
+fi
+rm -f conftest*
+
+
+# Set WARN_WRITE_STRINGS if the compiler supports -Wwrite-strings.
+WARN_WRITE_STRINGS=""
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+__GNUC__
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "^[0-3]$" >/dev/null 2>&1; then :
+
+else
+  WARN_WRITE_STRINGS="-Wwrite-strings"
+fi
+rm -f conftest*
+
+
+# Verify CC_FOR_BUILD to be compatible with warning flags
+
+# Add -Wshadow if the compiler is a sufficiently recent version of GCC.
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+__GNUC__
+_ACEOF
+if (eval "$ac_cpp_for_build conftest.$ac_ext") 2>&5 |
+  $EGREP "^[0-3]$" >/dev/null 2>&1; then :
+
+else
+  GCC_WARN_CFLAGS_FOR_BUILD="$GCC_WARN_CFLAGS_FOR_BUILD -Wshadow"
+fi
+rm -f conftest*
+
+
+# Add -Wstack-usage if the compiler is a sufficiently recent version of GCC.
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+__GNUC__
+_ACEOF
+if (eval "$ac_cpp_for_build conftest.$ac_ext") 2>&5 |
+  $EGREP "^[0-4]$" >/dev/null 2>&1; then :
+
+else
+  GCC_WARN_CFLAGS_FOR_BUILD="$GCC_WARN_CFLAGS_FOR_BUILD -Wstack-usage=262144"
+fi
+rm -f conftest*
+
+
 # Check whether --enable-werror was given.
 if test "${enable_werror+set}" = set; then :
   enableval=$enable_werror; case "${enableval}" in
@@ -15569,6 +15654,7 @@ case "${host}" in
   *-*-mingw32*)
     if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
       GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Wno-format"
+      GCC_WARN_CFLAGS_FOR_BUILD="$GCC_WARN_CFLAGS_FOR_BUILD -Wno-format"
     fi
     ;;
   *) ;;
@@ -15581,26 +15667,33 @@ fi
 
 NO_WERROR=
 if test "${ERROR_ON_WARNING}" = yes ; then
-    GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Werror -Wstack-usage=262144"
+    GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Werror"
+    GCC_WARN_CFLAGS_FOR_BUILD="$GCC_WARN_CFLAGS_FOR_BUILD -Werror"
     NO_WERROR="-Wno-error"
 fi
 
 if test "${GCC}" = yes ; then
   WARN_CFLAGS="${GCC_WARN_CFLAGS}"
+  WARN_CFLAGS_FOR_BUILD="${GCC_WARN_CFLAGS_FOR_BUILD}"
 fi
 
 # Check whether --enable-build-warnings was given.
 if test "${enable_build_warnings+set}" = set; then :
   enableval=$enable_build_warnings; case "${enableval}" in
-  yes)	WARN_CFLAGS="${GCC_WARN_CFLAGS}";;
+  yes)	WARN_CFLAGS="${GCC_WARN_CFLAGS}"
+        WARN_CFLAGS_FOR_BUILD="${GCC_WARN_CFLAGS_FOR_BUILD}";;
   no)	if test "${GCC}" = yes ; then
 	  WARN_CFLAGS="-w"
+      WARN_CFLAGS_FOR_BUILD="-w"
 	fi;;
   ,*)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
-        WARN_CFLAGS="${GCC_WARN_CFLAGS} ${t}";;
+        WARN_CFLAGS="${GCC_WARN_CFLAGS} ${t}"
+        WARN_CFLAGS_FOR_BUILD="${GCC_WARN_CFLAGS_FOR_BUILD} ${t}";;
   *,)   t=`echo "${enableval}" | sed -e "s/,/ /g"`
-        WARN_CFLAGS="${t} ${GCC_WARN_CFLAGS}";;
-  *)    WARN_CFLAGS=`echo "${enableval}" | sed -e "s/,/ /g"`;;
+        WARN_CFLAGS="${t} ${GCC_WARN_CFLAGS}"
+        WARN_CFLAGS_FOR_BUILD="${t} ${GCC_WARN_CFLAGS_FOR_BUILD}";;
+  *)    WARN_CFLAGS=`echo "${enableval}" | sed -e "s/,/ /g"`
+        WARN_CFLAGS_FOR_BUILD=`echo "${enableval}" | sed -e "s/,/ /g"`;;
 esac
 fi
 
@@ -15614,6 +15707,8 @@ fi
 
 
 
+
+
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for LC_MESSAGES" >&5
 $as_echo_n "checking for LC_MESSAGES... " >&6; }
 if test "${am_cv_val_LC_MESSAGES+set}" = set; then :
@@ -17109,6 +17204,15 @@ $as_echo "#define DEFAULT_FLAG_COMPRESS_DEBUG 1" >>confdefs.h
 
 fi
 
+if test "${ac_default_ld_z_relro}" = unset; then
+  ac_default_ld_z_relro=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define DEFAULT_LD_Z_RELRO $ac_default_ld_z_relro
+_ACEOF
+
+
 
 
 
@@ -17709,7 +17813,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by ld $as_me 2.26.51, which was
+This file was extended by ld $as_me 2.27.51, which was
 generated by GNU Autoconf 2.64.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -17773,7 +17877,7 @@ Report bugs to the package provider."
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_version="\\
-ld config.status 2.26.51
+ld config.status 2.27.51
 configured by $0, generated by GNU Autoconf 2.64,
   with options \\"`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"