* Makefile.tpl ($(srcdir)/configure): Update dependencies.

	* Makefile.in: Regenerate.
	* configure: Regenerate.

config/
	* override.m4: Use m4_version_prereq throughout.
	(_AC_ARG_VAR_VALIDATE, AC_MSG_FAILURE): Backport from git
	Autoconf: output pwd along with fatal errors, so the right
	config.log file is hinted at more prominently.
	(PARSE_ARGS): Push setting of ac_pwd in this diversion.
	(_GCC_AUTOCONF_VERSION): New, define to 2.59 if not defined.
	(_GCC_AUTOCONF_VERSION_CHECK): New macro, require use of Autoconf
	version _GCC_AUTOCONF_VERSION throughout the tree.
	(m4_wrap): New override, fix for Posix semantics of m4wrap.

libgcc/
	* configure.ac: sinclude override.m4.
	* configure: Regenerate.

gnattools/
	* configure.ac: move sinclude of acx.m4 before AC_INIT,
	also sinclude override.m4.
	* Makefile.in ($(srcdir)/configure): Update dependencies.
	* configure: Regenerate.

libada/
	* configure.ac: move sinclude of acx.m4 before AC_INIT,
	also sinclude override.m4.
	* Makefile.in ($(srcdir)/configure): Update dependencies.
	* configure: Regenerate.

intl/
	* configure: Regenerate.

libiberty/
	* configure: Regenerate.

boehm-gc/
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* include/Makefile.in: Regenerate.
	* include/gc_config.h.in: Regenerate.

fixincludes/
	* configure: Regenerate.

gcc/
	* configure: Regenerate.

libcpp/
	* Makefile.in ($(srcdir)/aclocal.m4): Update dependencies.
	* configure: Regenerate.

libdecnumber/
	* Makefile.in ($(srcdir)/aclocal.m4): Update dependencies.
	* configure: Regenerate.

libffi/
	* configure: Regenerate.
	* include/Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.

libgfortran/
	* configure: Regenerate.

libgomp/
	* configure: Regenerate.

libjava/classpath/
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* doc/Makefile.in: Regenerate.
	* doc/api/Makefile.in: Regenerate.
	* examples/Makefile.in: Regenerate.
	* external/Makefile.in: Regenerate.
	* external/jsr166/Makefile.in: Regenerate.
	* external/relaxngDatatype/Makefile.in: Regenerate.
	* external/sax/Makefile.in: Regenerate.
	* external/w3c_dom/Makefile.in: Regenerate.
	* include/Makefile.in: Regenerate.
	* lib/Makefile.in: Regenerate.
	* native/Makefile.in: Regenerate.
	* native/fdlibm/Makefile.in: Regenerate.
	* native/jawt/Makefile.in: Regenerate.
	* native/jni/Makefile.in: Regenerate.
	* native/jni/classpath/Makefile.in: Regenerate.
	* native/jni/gconf-peer/Makefile.in: Regenerate.
	* native/jni/gstreamer-peer/Makefile.in: Regenerate.
	* native/jni/gtk-peer/Makefile.in: Regenerate.
	* native/jni/java-io/Makefile.in: Regenerate.
	* native/jni/java-lang/Makefile.in: Regenerate.
	* native/jni/java-net/Makefile.in: Regenerate.
	* native/jni/java-nio/Makefile.in: Regenerate.
	* native/jni/java-util/Makefile.in: Regenerate.
	* native/jni/midi-alsa/Makefile.in: Regenerate.
	* native/jni/midi-dssi/Makefile.in: Regenerate.
	* native/jni/native-lib/Makefile.in: Regenerate.
	* native/jni/qt-peer/Makefile.in: Regenerate.
	* native/jni/xmlj/Makefile.in: Regenerate.
	* native/plugin/Makefile.in: Regenerate.
	* resource/Makefile.in: Regenerate.
	* scripts/Makefile.in: Regenerate.
	* tools/Makefile.in: Regenerate.

libjava/
	* configure: Regenerate.
	* gcj/Makefile.in: Regenerate.
	* include/Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.

libjava/libltdl/
	* Makefile.in: Regenerate.
	* configure: Regenerate.

libmudflap/
	* Makefile.in: Regenerate.
	* config.h.in: Regenerate.
	* configure: Regenerate.
	* testsuite/Makefile.in: Regenerate.

libobjc/
	* configure: Regenerate.

libssp/
	* Makefile.in: Regenerate.
	* config.h.in: Regenerate.
	* configure: Regenerate.

libstdc++-v3/
	* configure: Regenerate.

zlib/
	* Makefile.in: Regenerate.
	* configure: Regenerate.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@136876 138bc75d-0d04-0410-961f-82ee72b054a4

3 files changed, 49 insertions, 16 deletions

diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 9ae7ff58af3..a3709d902fb 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,8 @@
+2008-06-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* configure.ac: sinclude override.m4.
+	* configure: Regenerate.
+
 2008-06-11  Bernhard Fischer  <aldot@gcc.gnu.org>
 
 	* configure: Regenerate.
diff --git a/libgcc/configure b/libgcc/configure
index b6035790bed..80cbebbb426 100644
--- a/libgcc/configure
+++ b/libgcc/configure
@@ -274,6 +274,7 @@ PACKAGE_BUGREPORT=''
 ac_unique_file="static-object.mk"
 ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS libgcc_topdir enable_shared slibdir INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA AWK build build_cpu build_vendor build_os host host_cpu host_vendor host_os host_noncanonical build_libsubdir build_subdir host_subdir target_subdir AR ac_ct_AR LIPO ac_ct_LIPO NM ac_ct_NM RANLIB ac_ct_RANLIB STRIP ac_ct_STRIP LN_S CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CPP decimal_float enable_decimal_float fixed_point vis_hide set_have_cc_tls tmake_file extra_parts asm_hidden_op LIBOBJS LTLIBOBJS'
 ac_subst_files=''
+ac_pwd=`pwd`
 
 # Initialize some variables set by options.
 ac_init_help=
@@ -1221,13 +1222,22 @@ echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
     ,);;
     *)
       if test "x$ac_old_val" != "x$ac_new_val"; then
-	{ echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
+        # differences in whitespace do not lead to failure.
+        ac_old_val_w=`echo x $ac_old_val`
+        ac_new_val_w=`echo x $ac_new_val`
+        if test "$ac_old_val_w" != "$ac_new_val_w"; then
+          { echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
 echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
-	{ echo "$as_me:$LINENO:   former value:  $ac_old_val" >&5
-echo "$as_me:   former value:  $ac_old_val" >&2;}
-	{ echo "$as_me:$LINENO:   current value: $ac_new_val" >&5
-echo "$as_me:   current value: $ac_new_val" >&2;}
-	ac_cache_corrupted=:
+          ac_cache_corrupted=:
+        else
+          { echo "$as_me:$LINENO: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
+echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
+          eval $ac_var=\$ac_old_val
+        fi
+        { echo "$as_me:$LINENO:   former value:  \`$ac_old_val'" >&5
+echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
+        { echo "$as_me:$LINENO:   current value: \`$ac_new_val'" >&5
+echo "$as_me:   current value: \`$ac_new_val'" >&2;}
       fi;;
   esac
   # Pass precious variables to config.status.
@@ -1244,6 +1254,8 @@ echo "$as_me:   current value: $ac_new_val" >&2;}
   fi
 done
 if $ac_cache_corrupted; then
+  { echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+echo "$as_me: error: in \`$ac_pwd':" >&2;}
   { echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5
 echo "$as_me: error: changes in the environment can compromise the build" >&2;}
   { { echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
@@ -1286,6 +1298,9 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
+
+
+
 # Check whether --with-target-subdir or --without-target-subdir was given.
 if test "${with_target_subdir+set}" = set; then
   withval="$with_target_subdir"
@@ -2353,11 +2368,13 @@ fi
 fi
 
 
-test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
+test -z "$CC" && { { echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
 See \`config.log' for more details." >&5
 echo "$as_me: error: no acceptable C compiler found in \$PATH
 See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+   { (exit 1); exit 1; }; }; }
 
 # Provide some information about the compiler.
 echo "$as_me:$LINENO:" \
@@ -2476,11 +2493,13 @@ else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
+{ { echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+echo "$as_me: error: in \`$ac_pwd':" >&2;}
 { { echo "$as_me:$LINENO: error: C compiler cannot create executables
 See \`config.log' for more details." >&5
 echo "$as_me: error: C compiler cannot create executables
 See \`config.log' for more details." >&2;}
-   { (exit 77); exit 77; }; }
+   { (exit 77); exit 77; }; }; }
 fi
 
 ac_exeext=$ac_cv_exeext
@@ -2505,13 +2524,15 @@ if test "$cross_compiling" != yes; then
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { echo "$as_me:$LINENO: error: cannot run C compiled programs.
+	{ { echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { echo "$as_me:$LINENO: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'.
 See \`config.log' for more details." >&5
 echo "$as_me: error: cannot run C compiled programs.
 If you meant to cross compile, use \`--host'.
 See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+   { (exit 1); exit 1; }; }; }
     fi
   fi
 fi
@@ -2549,11 +2570,13 @@ for ac_file in conftest.exe conftest conftest.*; do
   esac
 done
 else
-  { { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
+  { { echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
 See \`config.log' for more details." >&5
 echo "$as_me: error: cannot compute suffix of executables: cannot compile and link
 See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+   { (exit 1); exit 1; }; }; }
 fi
 
 rm -f conftest$ac_cv_exeext
@@ -2601,11 +2624,13 @@ else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
+{ { echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+echo "$as_me: error: in \`$ac_pwd':" >&2;}
 { { echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile
 See \`config.log' for more details." >&5
 echo "$as_me: error: cannot compute suffix of object files: cannot compile
 See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+   { (exit 1); exit 1; }; }; }
 fi
 
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
@@ -3229,11 +3254,13 @@ rm -f conftest.err conftest.$ac_ext
 if $ac_preproc_ok; then
   :
 else
-  { { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check
+  { { echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check
 See \`config.log' for more details." >&5
 echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check
 See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+   { (exit 1); exit 1; }; }; }
 fi
 
 ac_ext=c
diff --git a/libgcc/configure.ac b/libgcc/configure.ac
index 81bf06e0814..e3eb80a2148 100644
--- a/libgcc/configure.ac
+++ b/libgcc/configure.ac
@@ -4,6 +4,7 @@ sinclude(../config/enable.m4)
 sinclude(../config/tls.m4)
 sinclude(../config/acx.m4)
 sinclude(../config/no-executables.m4)
+sinclude(../config/override.m4)
 
 AC_PREREQ(2.59)
 AC_INIT([GNU C Runtime Library], 1.0,,[libgcc])