From ba748523d172d32b4c7d6207f6c2c5444c8f93a3 Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Thu, 20 Dec 2001 17:33:23 +0000
Subject: 2001-12-20	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* configure.ac: Reworked for multilibs, reflect changes to aclocal/*.m4.
	* aclocal/subdirs.m4: New file.
	* aclocal/multi.m4: New file, adopted from autoconf-2.52 w/
	modifications.
	* aclocal/check-posix.m4: Apply AS_IF.
	* aclocal/config-subdirs.m4: Reflect changes to other m4-macros.
	* aclocal/env-rtemsbsp.m4: Add PROJECT_INCLUDE, PROJECT_RELEASE.
	Add AM_CONDITIONAL(MULTILIB). Adapt GCC_SPECS to multilibs.
	* aclocal/env-rtemscpu.m4: Remove RTEMS_BSP. Add support for
	MULTIBUILDTOP, MULTISUBDIR. Adapt GCC_SPECS to multilibs.
	Add PROJECT_INCLUDE, PROJECT_RELEASE, includedir, libdir.
	* aclocal/multilib.m4: Fix m4-quoting, adopt automake-1.5's
	OUTPUT_COMMANDS.
	* aclocal/project-root.m4: Remove PROJECT_INCLUDE, PROJECT_RELEASE.
	* aclocal/rtems-debug.m4: Minor cleanups.
	* aclocal/rtems-top.m4: Minor cleanups.
	* automake/compile.am: Further steps towards automake's rules.
---
 configure.ac | 71 ++++++++++--------------------------------------------------
 1 file changed, 12 insertions(+), 59 deletions(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 0140082bcb..4dc63d6478 100644
--- a/configure.ac
+++ b/configure.ac
@@ -5,7 +5,7 @@
 AC_PREREQ(2.52)
 AC_INIT
 AC_CONFIG_SRCDIR([c])
-RTEMS_TOP(.)
+RTEMS_TOP([.])
 
 # Abort if trying to build inside of the source tree.
 if test -f VERSION; then
@@ -33,6 +33,7 @@ RTEMS_ENABLE_LIBCDIR
 RTEMS_ENABLE_TESTS  
 RTEMS_ENABLE_RTEMS_DEBUG
 RTEMS_ENABLE_RTEMSBSP(dummy)
+RTEMS_ENABLE_MULTILIB
 
 if test $host != $build; then
 AC_MSG_WARN([]
@@ -53,64 +54,18 @@ fi
 
 # these tools are built for the build environment
 #
-build_tools="tools/update"
+RTEMS_BUILD_CONFIG_SUBDIRS([tools/update])
 
-# these libraries are built for the host environment
-#
-host_libs=""
-
-# these tools are built for the host environment
-#
-host_tools="tools/build tools/cpu"
-
-# these libraries are built for the target environment, and are built after
-# the host libraries and the host tools (which may be a cross compiler)
-#
-target_libs="c"
-
-# these tools are built using the target libs, and are intended to run only
-# in the target environment
-#
-target_tools=""
-
-## All tools belong in one of the five categories, and are assigned above.
-## ${host_configdirs} is directories we build using the host tools.
-## ${target_configdirs} is directories we build using the target tools.
-#
-host_configdirs="${host_libs} ${host_tools}"
-AC_SUBST(host_configdirs)
-
-target_configdirs="${target_libs} ${target_tools}"
-AC_SUBST(target_configdirs)
-
-RTEMS_TARGET_CONFIG_PREPARE
-target_subdir=${target_alias}
-
-RTEMS_HOST_CONFIG_PREPARE
-host_subdir=${host_alias}
+RTEMS_HOST_CONFIG_SUBDIRS([tools/build])
+RTEMS_HOST_CONFIG_SUBDIRS([tools/cpu])
 
-if test $build = $host;
-then
-  BUILD_SUBDIRS="$build_tools $host_configdirs"
-
-  if test $build = $target;
-  then
-    BUILD_SUBDIRS="$BUILD_SUBDIRS $target_configdirs";
-  else
-    TARGET_SUBDIRS=`echo "$target_configdirs" | \
-      sed -e "s%\([[^ ]][[^ ]]*\)%$target_alias/\1%g"`
-  fi
-else
-## If building Canadian cross, disable the target directories
-  target_configdirs=""
-  BUILD_SUBDIRS="$build_tools"
-  TARGET_SUBDIRS=`echo "$host_configdirs" | \
-    sed -e "s%\([[^ ]][[^ ]]*\)%$host_alias/\1%g"`
+RTEMS_TARGET_CONFIG_SUBDIRS([c/make])
+if test x"$enable_multilib" = x"yes"; then
+RTEMS_TARGET_CONFIG_SUBDIRS([c/src/exec])
+# FIXME: Not yet
+# RTEMS_TARGET_CONFIG_SUBDIRS([c/src/lib])
 fi
-
-AC_CONFIG_SUBDIRS($BUILD_SUBDIRS)
-AC_SUBST(TARGET_SUBDIRS)
-AC_SUBST(BUILD_SUBDIRS)
+RTEMS_TARGET_CONFIG_SUBDIRS([c])
 
 AC_CONFIG_FILES([Makefile
 tools/Makefile
@@ -119,7 +74,5 @@ make/custom/Makefile
 make/Templates/Makefile
 make/compilers/Makefile 
 doc/Makefile])
-AC_OUTPUT
 
-RTEMS_TARGET_CONFIG_SUBDIRS
-RTEMS_HOST_CONFIG_SUBDIRS
+AC_OUTPUT
-- 
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