From 466e5905e81629269374b8be881e65b71027d56c Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Tue, 20 Nov 2001 18:50:12 +0000
Subject: 2001-11-15	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* automake/force-preinstall.am: New file.
	* aclocal/ppc.m4: New file.
---
 ChangeLog                    |   5 ++
 aclocal/ppc.m4               | 111 +++++++++++++++++++++++++++++++++++++++++++
 automake/force-preinstall.am |   4 ++
 3 files changed, 120 insertions(+)
 create mode 100644 aclocal/ppc.m4
 create mode 100644 automake/force-preinstall.am

diff --git a/ChangeLog b/ChangeLog
index 7102cd967c..bc55e159c9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2001-11-15	Ralf Corsepius <corsepiu@faw.uni-ulm.de>
+
+	* automake/force-preinstall.am: New file.
+	* aclocal/ppc.m4: New file.
+
 2001-11-14	Ralf Corsepius <corsepiu@faw.uni-ulm.de>
 
 	* aclocal/check-bsps.m4: Reworked.
diff --git a/aclocal/ppc.m4 b/aclocal/ppc.m4
new file mode 100644
index 0000000000..927f8b6515
--- /dev/null
+++ b/aclocal/ppc.m4
@@ -0,0 +1,111 @@
+# $Id$
+#
+# Some hacks for handling powerpc-exception subdirectories
+#
+# Note: Consider this file a temporary band-aid until a better, more general
+# subdirectory handling solution is introduced to RTEMS.
+
+AC_DEFUN([RTEMS_PPC_EXCEPTIONS],
+[
+exceptions="$1_exception_processing"
+AC_SUBST(exceptions)
+
+AC_CONFIG_COMMANDS_POST(
+[
+ exceptions_subdirs="$1_exception_processing"
+ updir=/../support
+
+if test "$no_recursion" != yes; then
+
+  # Remove --cache-file and --srcdir arguments so they do not pile up.
+  ac_sub_configure_args=
+  ac_prev=
+  for ac_arg in $ac_configure_args; do
+    if test -n "$ac_prev"; then
+      ac_prev=
+      continue
+    fi
+    case $ac_arg in
+    -cache-file | --cache-file | --cache-fil | --cache-fi \
+    | --cache-f | --cache- | --cache | --cach | --cac | --ca | --c)
+      ac_prev=cache_file ;;
+    -cache-file=* | --cache-file=* | --cache-fil=* | --cache-fi=* \
+    | --cache-f=* | --cache-=* | --cache=* | --cach=* | --cac=* | --ca=* \
+    | --c=*)
+      ;;
+    --config-cache | -C)
+      ;;
+    -srcdir | --srcdir | --srcdi | --srcd | --src | --sr)
+      ac_prev=srcdir ;;
+    -srcdir=* | --srcdir=* | --srcdi=* | --srcd=* | --src=* | --sr=*)
+      ;;
+    *) ac_sub_configure_args="$ac_sub_configure_args $ac_arg" ;;
+    esac
+  done
+
+  for ac_subdir in : $exceptions_subdirs; do test "x$ac_subdir" = x: && continue
+
+    # Do not complain, so a configure script can configure whichever
+    # parts of a large source tree are present.
+    test -d $srcdir${updir}/$ac_subdir || continue
+
+    AC_MSG_NOTICE([configuring in $ac_subdir])
+    case $srcdir in
+    .) ;;
+    *) AS_MKDIR_P(["./$ac_subdir"])
+       if test -d ./$ac_subdir; then :;
+       else
+         AC_MSG_ERROR([cannot create `pwd`/$ac_subdir])
+       fi
+       ;;
+    esac
+
+    ac_popdir=`pwd`
+    cd $ac_subdir
+
+    # A "../" for each directory in /$ac_subdir.
+    ac_dots=`echo $ac_subdir |
+             sed 's,^\./,,;s,[[^/]]$,&/,;s,[[^/]]*/,../,g'`
+
+    case $srcdir in
+    .) # No --srcdir option.  We are building in place.
+      ac_sub_srcdir=$srcdir${updir} ;;
+    [[\\/]]* | ?:[[\\/]]* ) # Absolute path.
+      ac_sub_srcdir=$srcdir${updir}/$ac_subdir ;;
+    *) # Relative path.
+      ac_sub_srcdir=$ac_dots$srcdir${updir}/$ac_subdir ;;
+    esac
+
+    # Check for guested configure; otherwise get Cygnus style configure.
+    if test -f $ac_sub_srcdir/configure.gnu; then
+      ac_sub_configure="$SHELL '$ac_sub_srcdir/configure.gnu'"
+    elif test -f $ac_sub_srcdir/configure; then
+      ac_sub_configure="$SHELL '$ac_sub_srcdir/configure'"
+    elif test -f $ac_sub_srcdir/configure.in; then
+      ac_sub_configure=$ac_configure
+    else
+      AC_MSG_WARN([no configuration information is in $ac_subdir])
+      ac_sub_configure=
+    fi
+
+    # The recursion is here.
+    if test -n "$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=$ac_dots$cache_file ;;
+      esac
+
+      AC_MSG_NOTICE([running $ac_sub_configure $ac_sub_configure_args --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir])
+      # The eval makes quoting arguments work.
+      eval $ac_sub_configure $ac_sub_configure_args \
+           --cache-file=$ac_sub_cache_file --srcdir=$ac_sub_srcdir ||
+        AC_MSG_ERROR([$ac_sub_configure failed for $ac_subdir])
+    fi
+
+    cd $ac_popdir
+  done
+fi
+])
+])
diff --git a/automake/force-preinstall.am b/automake/force-preinstall.am
new file mode 100644
index 0000000000..ef234ee5d9
--- /dev/null
+++ b/automake/force-preinstall.am
@@ -0,0 +1,4 @@
+## This file is a temporary band-aid for the ppc-BSPs.
+## DO NOT use it, it will eventually be removed in future.
+
+PREINSTALL_FILES = $(TMPINSTALL_FILES)
-- 
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