PR libstdc++/36101, PR libstdc++/42813

	PR libstdc++/36101, PR libstdc++/42813
[toplevel]:
	* configure.ac (target_configdirs): Substitute.
	* Makefile.def: Bootstrap target module libgomp.
	Add dependency of all-target-libstdc++-v3 on configure-target-libgomp.
	* Makefile.tpl (TARGET_CONFIGDIRS): New makefile variable.
	(BASE_TARGET_EXPORTS): Export TARGET_CONFIGDIRS.
	* configure, Makefile.in: Regenerate.
libstdc++-v3:
	* acinclude.m4: (enable_parallel): Test ${TARGET_CONFIGDIRS} instead of
	loking for omp.h .
	* configure: Regenerate.

From-SVN: r156172

ChangeLog

+2010-01-22  Joern Rennecke  <amylaar@spamcop.net>
+
+	PR libstdc++/36101, PR libstdc++/42813
+	* configure.ac (target_configdirs): Substitute.
+	* Makefile.def: Bootstrap target module libgomp.
+	Add dependency of all-target-libstdc++-v3 on configure-target-libgomp.
+	* Makefile.tpl (TARGET_CONFIGDIRS): New makefile variable.
+	(BASE_TARGET_EXPORTS): Export TARGET_CONFIGDIRS.
+	* configure, Makefile.in: Regenerate.
+
 2010-01-21  Dave Korn  <dave.korn.cygwin@gmail.com>
 
 	* MAINTAINERS: Adjust my details.

Makefile.def

@@ -174,7 +174,7 @@ target_modules = { module= boehm-gc; };
 target_modules = { module= qthreads; };
 target_modules = { module= rda; };
 target_modules = { module= libada; };
-target_modules = { module= libgomp; lib_path=.libs; };
+target_modules = { module= libgomp; bootstrap= true; lib_path=.libs; };
 
 // These are (some of) the make targets to be done in each subdirectory.
 // Not all; these are the ones which don't have special options.
@@ -547,6 +547,10 @@ dependencies = { module=all-target-libobjc; on=all-target-libiberty; };
 dependencies = { module=all-target-libobjc; on=all-target-boehm-gc; };
 dependencies = { module=all-target-libstdc++-v3; on=all-target-libiberty; };
 dependencies = { module=configure-target-libstdc++-v3; on=configure-target-libgomp; };
+// parallel_list.o and parallel_settings.o depend on omp.h, which is
+// generated by the libgomp configure.  Unfortunately, due to the use of
+//  recursive make, we can't be that specific.
+dependencies = { module=all-target-libstdc++-v3; on=configure-target-libgomp; };
 
 // Target modules in the 'src' repository.
 lang_env_dependencies = { module=examples; };

Makefile.tpl

@@ -176,6 +176,7 @@ EXTRA_BUILD_FLAGS = \
 
 # This is the list of directories to built for the host system.
 SUBDIRS = @configdirs@
+TARGET_CONFIGDIRS = @target_configdirs@
 # This is set by the configure script to the arguments to use when configuring
 # directories built for the host system.
 HOST_CONFIGARGS = @host_configargs@
@@ -287,7 +288,8 @@ BASE_TARGET_EXPORTS = \
 @if gcc-bootstrap
 	$(RPATH_ENVVAR)=`echo "$(TARGET_LIB_PATH)$$$(RPATH_ENVVAR)" | sed 's,::*,:,g;s,^:*,,;s,:*$$,,'`; export $(RPATH_ENVVAR); \
 @endif gcc-bootstrap
-	$(RPATH_ENVVAR)=`echo "$(HOST_LIB_PATH)$$$(RPATH_ENVVAR)" | sed 's,::*,:,g;s,^:*,,;s,:*$$,,'`; export $(RPATH_ENVVAR);
+	$(RPATH_ENVVAR)=`echo "$(HOST_LIB_PATH)$$$(RPATH_ENVVAR)" | sed 's,::*,:,g;s,^:*,,;s,:*$$,,'`; export $(RPATH_ENVVAR); \
+	TARGET_CONFIGDIRS="$(TARGET_CONFIGDIRS)"; export TARGET_CONFIGDIRS;
 
 RAW_CXX_TARGET_EXPORTS = \
 	$(BASE_TARGET_EXPORTS) \

configure

@@ -656,6 +656,7 @@ CC_FOR_BUILD
 AS_FOR_BUILD
 AR_FOR_BUILD
 target_configargs
+target_configdirs
 configdirs
 host_configargs
 build_configdirs
@@ -7949,6 +7950,7 @@ done
 
 
 
+
 # Target module lists & subconfigure args.
 
 

configure.ac

@@ -3086,6 +3086,7 @@ AC_SUBST(build_configdirs)
 # Host module lists & subconfigure args.
 AC_SUBST(host_configargs)
 AC_SUBST(configdirs)
+AC_SUBST(target_configdirs)
 
 # Target module lists & subconfigure args.
 AC_SUBST(target_configargs)

libstdc++-v3/ChangeLog

+2010-01-22  Joern Rennecke  <amylaar@spamcop.net>
+
+	PR libstdc++/36101, PR libstdc++/42813
+	* acinclude.m4: (enable_parallel): Test ${TARGET_CONFIGDIRS} instead of
+	loking for omp.h .
+	* configure: Regenerate.
+
 2010-01-21  Jonathan Wakely  <jwakely.gcc@gmail.com>
 
         PR libstdc++/42201

libstdc++-v3/acinclude.m4

@@ -2023,10 +2023,10 @@ AC_DEFUN([GLIBCXX_ENABLE_PARALLEL], [
 
   # See if configured libgomp/omp.h exists. (libgomp may be in
   # noconfigdirs but not explicitly disabled.)
-  if test -f $glibcxx_builddir/../libgomp/omp.h; then
+  if echo " ${TARGET_CONFIGDIRS} " | grep " libgomp " > /dev/null 2>&1 ; then
     enable_parallel=yes;
   else
-    AC_MSG_NOTICE([$glibcxx_builddir/../libgomp/omp.h not found])
+    AC_MSG_NOTICE([target-libgomp not built])
   fi
 
   AC_MSG_CHECKING([for parallel mode support])

libstdc++-v3/configure

@@ -17056,11 +17056,11 @@ $as_echo "$enable_libstdcxx_debug" >&6; }
 
   # See if configured libgomp/omp.h exists. (libgomp may be in
   # noconfigdirs but not explicitly disabled.)
-  if test -f $glibcxx_builddir/../libgomp/omp.h; then
+  if echo " ${TARGET_CONFIGDIRS} " | grep " libgomp " > /dev/null 2>&1 ; then
     enable_parallel=yes;
   else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: $glibcxx_builddir/../libgomp/omp.h not found" >&5
-$as_echo "$as_me: $glibcxx_builddir/../libgomp/omp.h not found" >&6;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: target-libgomp not built" >&5
+$as_echo "$as_me: target-libgomp not built" >&6;}
   fi
 
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for parallel mode support" >&5