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authorPaolo Bonzini <bonzini@gnu.org>2008-04-18 11:07:31 +0000
committerPaolo Bonzini <bonzini@gnu.org>2008-04-18 11:07:31 +0000
commita7bbd2cad02a0b84e775f8d8ee77ef18e3267b09 (patch)
tree68906d2506e893edb50fa2c827481981ba173d21
parent4a8309436d6f3a14be3dcc46e6fead5c4de73bc8 (diff)
downloadgdb-a7bbd2cad02a0b84e775f8d8ee77ef18e3267b09.tar.gz
2008-04-18 Paolo Bonzini <bonzini@gnu.org>
Sync with gcc: 2008-04-18 Paolo Bonzini <bonzini@gnu.org> PR bootstrap/35457 * configure.ac: Include override.m4. * configure: Regenerate. 2008-04-18 Paolo Bonzini <bonzini@gnu.org> * Makefile.tpl (restrap): Call `make all' using double-colon rules. * Makefile.in: Regenerate. 2008-04-11 Eric B. Weddington <eweddington@cso.atmel.com> * configure.ac: Do not build libssp for the AVR. * configure: Regenerate. config: 2008-04-18 Paolo Bonzini <bonzini@gnu.org> PR bootstrap/35457 * override.m4: Add this. Make sure aclocal always picks it. Add more lenient precious variable check, backported from autoconf trunk.
-rw-r--r--ChangeLog19
-rw-r--r--Makefile.in4
-rw-r--r--Makefile.tpl4
-rw-r--r--config/ChangeLog13
-rw-r--r--config/override.m4189
-rwxr-xr-xconfigure23
-rw-r--r--configure.ac5
7 files changed, 244 insertions, 13 deletions
diff --git a/ChangeLog b/ChangeLog
index 8efb5732814..8900ffa922a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,22 @@
+2008-04-18 Paolo Bonzini <bonzini@gnu.org>
+
+ Sync with gcc:
+ 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
+
+ PR bootstrap/35457
+ * configure.ac: Include override.m4.
+ * configure: Regenerate.
+
+ 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * Makefile.tpl (restrap): Call `make all' using double-colon rules.
+ * Makefile.in: Regenerate.
+
+ 2008-04-11 Eric B. Weddington <eweddington@cso.atmel.com>
+
+ * configure.ac: Do not build libssp for the AVR.
+ * configure: Regenerate.
+
2008-04-18 Nick Clifton <nickc@redhat.com>
* MAINTAINERS: Replace reference to configure.in with reference to
diff --git a/Makefile.in b/Makefile.in
index dc3b0c5569a..16b94cfeef5 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -52690,10 +52690,10 @@ stage_current:
@if test -f stage_last; then $(unstage); else $(MAKE) stage1-start; fi
.PHONY: restrap
-restrap:
+restrap::
@: $(MAKE); $(stage)
rm -rf stage1-$(TARGET_SUBDIR) stage2-* stageb2g0-* stage3-* stageb3g2-* stage4-* stageprofile-* stagefeedback-*
- $(MAKE) $(RECURSE_FLAGS_TO_PASS) all
+restrap:: all
@endif gcc-bootstrap
# --------------------------------------
diff --git a/Makefile.tpl b/Makefile.tpl
index e9629e2da2c..ea2676fced6 100644
--- a/Makefile.tpl
+++ b/Makefile.tpl
@@ -1450,11 +1450,11 @@ stage_current:
@if test -f stage_last; then $(unstage); else $(MAKE) stage1-start; fi
.PHONY: restrap
-restrap:
+restrap::
@: $(MAKE); $(stage)
rm -rf stage1-$(TARGET_SUBDIR) [+ FOR bootstrap-stage +][+ IF prev
+]stage[+id+]-* [+ ENDIF prev +][+ ENDFOR bootstrap-stage +]
- $(MAKE) $(RECURSE_FLAGS_TO_PASS) all
+restrap:: all
@endif gcc-bootstrap
# --------------------------------------
diff --git a/config/ChangeLog b/config/ChangeLog
index 3556e08b59e..ff7f8ba4c38 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,16 @@
+2008-04-18 Paolo Bonzini <bonzini@gnu.org>
+
+ PR bootstrap/35457
+
+ * override.m4: Add this. Make sure aclocal always picks it.
+ Add more lenient precious variable check, backported from
+ autoconf trunk.
+
+ (note: I left confsubdir.m4 for the moment until all the
+ configure scripts are regenerated. When confsubdir.m4 is
+ removed, this note should be removed too and config/ChangeLog
+ should be synced with gcc's).
+
2008-04-04 Nick Clifton <nickc@redhat.com>
PR binutils/4334
diff --git a/config/override.m4 b/config/override.m4
new file mode 100644
index 00000000000..4838a7da95d
--- /dev/null
+++ b/config/override.m4
@@ -0,0 +1,189 @@
+dnl Fix Autoconf-2.59 bugs: by overriding broken internal
+dnl Autoconf macros with backports of the 2.60+ fix.
+dnl - AC_CONFIG_SUBDIRS whitespace mangling,
+dnl - more lenient precious variable checks
+dnl
+dnl This file should be a no-op for Autoconf versions != 2.59.
+dnl It can be removed once the complete tree has moved to a
+dnl newer Autoconf version.
+
+dnl m4_PACKAGE_VERSION is an undocumented Autoconf macro.
+dnl We use it because this fix is intended for 2.59 only.
+dnl A feature test for the broken AC_CONFIG_SUBDIRS instead
+dnl would be better but is tricky.
+dnl
+dnl Use ifdef/ifelse over m4_ifdef/m4_ifelse to be clean for 2.13.
+dnl Redefine AC_CONFIG_SUBDIRS so aclocal pulls in this file
+dnl when needed.
+
+ifdef([m4_PACKAGE_VERSION],
+[ifelse(m4_PACKAGE_VERSION, [2.59], [
+
+dnl AC_DEFUN a commonly used macro so this file is picked up.
+m4_copy([AC_PREREQ], [_AC_PREREQ])
+AC_DEFUN([AC_PREREQ], [frob])
+m4_copy([_AC_PREREQ], [AC_PREREQ])
+
+dnl Override the broken macro.
+# _AC_OUTPUT_SUBDIRS
+# ------------------
+# This is a subroutine of AC_OUTPUT, but it does not go into
+# config.status, rather, it is called after running config.status.
+m4_define([_AC_OUTPUT_SUBDIRS],
+[
+#
+# CONFIG_SUBDIRS section, as fixed in confsubdir.m4.
+#
+if test "$no_recursion" != yes; then
+
+ # Remove --cache-file and --srcdir arguments so they do not pile up.
+ ac_sub_configure_args=
+ ac_prev=
+ eval "set x $ac_configure_args"
+ shift
+ for ac_arg
+ do
+ if test -n "$ac_prev"; then
+ ac_prev=
+ continue
+ fi
+ case $ac_arg in
+ -cache-file | --cache-file | --cache-fil | --cache-fi \
+ | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
+ ac_prev=cache_file ;;
+ -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
+ | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* \
+ | --c=*)
+ ;;
+ --config-cache | -C)
+ ;;
+ -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
+ ac_prev=srcdir ;;
+ -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
+ ;;
+ -prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
+ ac_prev=prefix ;;
+ -prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
+ ;;
+ *)
+ case $ac_arg in
+ *\'*) ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+ esac
+ ac_sub_configure_args="$ac_sub_configure_args '$ac_arg'" ;;
+ esac
+ done
+
+ # Always prepend --prefix to ensure using the same prefix
+ # in subdir configurations.
+ ac_arg="--prefix=$prefix"
+ case $ac_arg in
+ *\'*) ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+ esac
+ ac_sub_configure_args="$ac_arg $ac_sub_configure_args"
+
+ ac_popdir=`pwd`
+ for ac_dir in : $subdirs; do test "x$ac_dir" = x: && continue
+
+ # Do not complain, so a configure script can configure whichever
+ # parts of a large source tree are present.
+ test -d "$srcdir/$ac_dir" || continue
+
+ AC_MSG_NOTICE([configuring in $ac_dir])
+ AS_MKDIR_P(["$ac_dir"])
+ _AC_SRCPATHS(["$ac_dir"])
+
+ cd "$ac_dir"
+
+ # Check for guested configure; otherwise get Cygnus style configure.
+ if test -f "$ac_srcdir/configure.gnu"; then
+ ac_sub_configure=$ac_srcdir/configure.gnu
+ elif test -f "$ac_srcdir/configure"; then
+ ac_sub_configure=$ac_srcdir/configure
+ elif test -f "$ac_srcdir/configure.in"; then
+ # This should be Cygnus configure.
+ ac_sub_configure=$ac_aux_dir/configure
+ else
+ AC_MSG_WARN([no configuration information is in $ac_dir])
+ ac_sub_configure=
+ fi
+
+ # The recursion is here.
+ if test -n "$ac_sub_configure"; then
+ # Make the cache file name correct relative to the subdirectory.
+ case $cache_file in
+ [[\\/]]* | ?:[[\\/]]* ) ac_sub_cache_file=$cache_file ;;
+ *) # Relative path.
+ ac_sub_cache_file=$ac_top_builddir$cache_file ;;
+ esac
+
+ AC_MSG_NOTICE([running $SHELL $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_srcdir])
+ # The eval makes quoting arguments work.
+ eval "\$SHELL \"\$ac_sub_configure\" $ac_sub_configure_args \
+ --cache-file=\"\$ac_sub_cache_file\" --srcdir=\"\$ac_srcdir\"" ||
+ AC_MSG_ERROR([$ac_sub_configure failed for $ac_dir])
+ fi
+
+ cd "$ac_popdir"
+ done
+fi
+])# _AC_OUTPUT_SUBDIRS
+
+# _AC_ARG_VAR_VALIDATE
+# --------------------
+# The code is the same as autoconf 2.59, but with a more lenient check
+# on precious variables that has been added in autoconf 2.62.
+m4_define([_AC_ARG_VAR_VALIDATE],
+[# Check that the precious variables saved in the cache have kept the same
+# value.
+ac_cache_corrupted=false
+for ac_var in `(set) 2>&1 |
+ sed -n 's/^ac_env_\([[a-zA-Z_0-9]]*\)_set=.*/\1/p'`; do
+ eval ac_old_set=\$ac_cv_env_${ac_var}_set
+ eval ac_new_set=\$ac_env_${ac_var}_set
+ eval ac_old_val="\$ac_cv_env_${ac_var}_value"
+ eval ac_new_val="\$ac_env_${ac_var}_value"
+ case $ac_old_set,$ac_new_set in
+ set,)
+ AS_MESSAGE([error: `$ac_var' was set to `$ac_old_val' in the previous run], 2)
+ ac_cache_corrupted=: ;;
+ ,set)
+ AS_MESSAGE([error: `$ac_var' was not set in the previous run], 2)
+ ac_cache_corrupted=: ;;
+ ,);;
+ *)
+ if test "x$ac_old_val" != "x$ac_new_val"; then
+ # 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" != "$ac_new_val_w"; then
+ AS_MESSAGE([error: `$ac_var' has changed since the previous run:], 2)
+ ac_cache_corrupted=:
+ else
+ AS_MESSAGE([warning: ignoring whitespace changes in `$ac_var' since the previous run:], 2)
+ eval $ac_var=\$ac_old_val
+ fi
+ AS_MESSAGE([ former value: `$ac_old_val'], 2)
+ AS_MESSAGE([ current value: `$ac_new_val'], 2)
+ fi;;
+ esac
+ # Pass precious variables to config.status.
+ if test "$ac_new_set" = set; then
+ case $ac_new_val in
+dnl If you change this globbing pattern, test it on an old shell --
+dnl it's sensitive. Putting any kind of quote in it causes syntax errors.
+[ *" "*|*" "*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)]
+ ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+ *) ac_arg=$ac_var=$ac_new_val ;;
+ esac
+ case " $ac_configure_args " in
+ *" '$ac_arg' "*) ;; # Avoid dups. Use of quotes ensures accuracy.
+ *) ac_configure_args="$ac_configure_args '$ac_arg'" ;;
+ esac
+ fi
+done
+if $ac_cache_corrupted; then
+ AS_MESSAGE([error: changes in the environment can compromise the build], 2)
+ AS_ERROR([run `make distclean' and/or `rm $cache_file' and start over])
+fi
+])# _AC_ARG_VAR_VALIDATE
+])])
diff --git a/configure b/configure
index 66d941f00ef..92f62a34d7a 100755
--- a/configure
+++ b/configure
@@ -1415,13 +1415,22 @@ echo "$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: \`$ac_new_val'" >&2;}
fi;;
esac
# Pass precious variables to config.status.
@@ -2326,7 +2335,7 @@ case "${target}" in
noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
;;
avr-*-*)
- noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
;;
bfin-*-*)
noconfigdirs="$noconfigdirs gdb"
diff --git a/configure.ac b/configure.ac
index a8caed94e6f..13a7cc1c092 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,7 +18,8 @@
##############################################################################
### WARNING: this file contains embedded tabs. Do not run untabify on this file.
-sinclude(config/acx.m4)
+m4_include(config/acx.m4)
+m4_include(config/override.m4)
m4_include(config/proginstall.m4)
AC_INIT(move-if-change)
@@ -588,7 +589,7 @@ case "${target}" in
noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
;;
avr-*-*)
- noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
+ noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
;;
bfin-*-*)
noconfigdirs="$noconfigdirs gdb"