From: Tom Tromey <tromey@redhat.com>
Date: Sun, 27 May 2001 17:06:30 +0000 (+0000)
Subject: 	* automake.in (handle_multilib): Only add multilib support code at
X-Git-Tag: Release-1-4h~49
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=efb71006a6e6d72966446e6fc35dec2960a07e58;p=automake.git

	* automake.in (handle_multilib): Only add multilib support code at
	top level.
	* lib/am/multilib.am: Handle invocation of *-multi targets
	differently for SUBDIRS and non-SUBDIRS Makefiles.
	* m4/multi.m4 (AM_ENABLE_MULTILIB): Removed erroneous comment.
	Only add multilib code when the Makefile in question is actually
	rebuilt.
---

diff --git a/ChangeLog b/ChangeLog
index 31a59f0d..6d12b0b8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,13 @@
 2001-05-27  Tom Tromey  <tromey@redhat.com>
 
+	* automake.in (handle_multilib): Only add multilib support code at
+	top level.
+	* lib/am/multilib.am: Handle invocation of *-multi targets
+	differently for SUBDIRS and non-SUBDIRS Makefiles.
+	* m4/multi.m4 (AM_ENABLE_MULTILIB): Removed erroneous comment.
+	Only add multilib code when the Makefile in question is actually
+	rebuilt.
+
 	* lib/am/dejagnu.am (check-DEJAGNU): Added AM_RUNTESTFLAGS.
 
 2001-05-25  Alexandre Duret-Lutz  <duret_g@epita.fr>
diff --git a/automake.in b/automake.in
index 9be3fc3a..091ea491 100755
--- a/automake.in
+++ b/automake.in
@@ -3117,9 +3117,10 @@ sub handle_tags
 # Handle multilib support.
 sub handle_multilib
 {
-    return unless $seen_multilib;
-
-    $output_rules .= &file_contents ('multilib');
+    if ($seen_multilib && $relative_dir eq '.')
+    {
+	$output_rules .= &file_contents ('multilib');
+    }
 }
 
 
diff --git a/lib/am/multilib.am b/lib/am/multilib.am
index 9ff16eb9..18df4311 100644
--- a/lib/am/multilib.am
+++ b/lib/am/multilib.am
@@ -30,6 +30,13 @@ install-multi:
 
 .PHONY: all-multi install-multi
 
+if %?SUBDIRS%
+all-recursive: all-multi
+install-recursive: install-multi
+else !%?SUBDIRS%
+all-am: all-multi
+install-am: install-multi
+endif !%?SUBDIRS%
 
 mostlyclean-am: mostlyclean-multi
 clean-am: clean-multi
@@ -48,10 +55,14 @@ maintainer-clean-multi:
 .PHONY: mostlyclean-multi clean-multi distclean-multi maintainer-clean-multi
 
 
-## FIXME: this is probably broken.
-all-recursive: all-multi
-install-recursive: install-multi
+if %?SUBDIRS%
 mostlyclean-recursive: mostlyclean-multi
 clean-recursive: clean-multi
 distclean-recursive: distclean-multi
 maintainer-clean-recursive: maintainer-clean-multi
+else !%?SUBDIRS%
+mostlyclean-am: mostlyclean-multi
+clean-am: clean-multi
+distclean-am: distclean-multi
+maintainer-clean-am: maintainer-clean-multi
+endif !%?SUBDIRS%
diff --git a/m4/multi.m4 b/m4/multi.m4
index b0fc4e35..447fe621 100644
--- a/m4/multi.m4
+++ b/m4/multi.m4
@@ -29,11 +29,13 @@ fi
 AC_SUBST(multi_basedir)
 
 AC_OUTPUT_COMMANDS([
-if test -n "$CONFIG_FILES"; then
-  # FIXME: Something is really fishy here, the dot looks like Perl
-  # code.  What was meant?  Clearly, this code has never been exercised.
-  ac_file=ifelse([$1],,Makefile,[$1]) . ${multi_basedir}/config-ml.in
-fi],
+# Only add multilib support code if we just rebuilt the top-level
+# Makefile.
+case " $CONFIG_FILES " in
+ *" ifelse([$1],,Makefile,[$1]) "*)
+   ac_file=ifelse([$1],,Makefile,[$1]) . ${multi_basedir}/config-ml.in
+   ;;
+esac],
                    [
 srcdir="$srcdir"
 host="$host"