From 3509d03f75fa60408bad2109ca17425e20cad539 Mon Sep 17 00:00:00 2001
From: Ken Raeburn <raeburn@mit.edu>
Date: Fri, 31 Mar 2006 01:23:55 +0000
Subject: [PATCH] * depfix.pl (uniquify): Sort dependencies, so little tweaks
 to include orders don't change lots of makefiles.

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@17810 dc483132-0cff-0310-8789-dd5450dbe970
---
 src/util/ChangeLog |  5 +++++
 src/util/depfix.pl | 10 ++++++++--
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/src/util/ChangeLog b/src/util/ChangeLog
index 2659162f2..0b81219d4 100644
--- a/src/util/ChangeLog
+++ b/src/util/ChangeLog
@@ -1,3 +1,8 @@
+2006-03-30  Ken Raeburn  <raeburn@mit.edu>
+
+	* depfix.pl (uniquify): Sort dependencies, so little tweaks to
+	include orders don't change lots of makefiles.
+
 2006-03-11  Ken Raeburn  <raeburn@mit.edu>
 
 	* reconf: Put autoconf.stmp into include directory.
diff --git a/src/util/depfix.pl b/src/util/depfix.pl
index c4c233c67..7bfc5e400 100644
--- a/src/util/depfix.pl
+++ b/src/util/depfix.pl
@@ -168,18 +168,24 @@ sub uniquify {
     # "gcc version 3.4.4 20050721 (Red Hat 3.4.4-2)"
     # -- will sometimes emit duplicate header file names.
     local($_) = @_;
+    my(@sides) = split ": ", $_;
+    my($lhs) = "";
+    if ($#sides == 1) {
+	$lhs = $sides[0] . ": ";
+	$_ = $sides[1];
+    }
     my(@words) = split " ", $_;
     my($w);
     my($result) = "";
     my(%seen);
     undef %seen;
-    foreach $w (@words) {
+    foreach $w (sort { $a cmp $b; } @words) {
 	next if defined($seen{$w});
 	$seen{$w} = 1;
 	if ($result ne "") { $result .= " "; }
 	$result .= $w;
     }
-    return $result . " ";
+    return $lhs . $result . " ";
 }
 
 sub split_lines {
-- 
2.26.2