From 1df0f05ac7c1abb848f1d5749345b3eeb5d496d2 Mon Sep 17 00:00:00 2001
From: Galen Charlton <galen.charlton@liblime.com>
Date: Thu, 13 Dec 2007 14:08:16 -0600
Subject: [PATCH] installer: make rewrite-config.PL change only defined
 parameters

Previously, it tried to slurp up all text between two
occurences of '__'
---
 rewrite-config.PL | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rewrite-config.PL b/rewrite-config.PL
index 5a372a05d2..9f4297ab25 100644
--- a/rewrite-config.PL
+++ b/rewrite-config.PL
@@ -115,7 +115,7 @@ foreach $key (keys %configuration) {
 
 $fname = $ARGV[0];
 $file = read_file($fname);
-$file =~ s/__.*?__/$configuration{$&}/seg;
+$file =~ s/__.*?__/exists $configuration{$&} ? $configuration{$&} : $&/seg;
 chmod 0644, $fname;
 open(OUTPUT,">$fname") || die "Can't open $fname for write: $!";
 print OUTPUT $file;
-- 
2.39.5