From 0bdffef40b8d64065a496a93cb19c2b44cc59b53 Mon Sep 17 00:00:00 2001
From: teastep <teastep@fbd18981-670d-0410-9b5c-8dc0c1a9a2bb>
Date: Sun, 2 Apr 2006 16:18:36 +0000
Subject: [PATCH] Only process /etc/shorewall/rtrules if it is non-empty

git-svn-id: https://shorewall.svn.sourceforge.net/svnroot/shorewall/trunk@3766 fbd18981-670d-0410-9b5c-8dc0c1a9a2bb
---
 Shorewall/compiler | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/Shorewall/compiler b/Shorewall/compiler
index 74e9bb5a9..e389da027 100755
--- a/Shorewall/compiler
+++ b/Shorewall/compiler
@@ -1387,15 +1387,19 @@ __EOF__
 	    f=$(find_file rtrules)
 
 	    if [ -f $f ]; then
-		progress_message2 "$DOING $f..."
-
 		strip_file rtrules $f
 
-		while read provider priority source dest; do
-		    expandv priority provider source dest
-		    rule="$priority $provider $source $dest"
-		    add_an_rtrule
-		done < $TMP_DIR/rtrules
+		if [ -s $TMP_DIR/rtrules ]; then
+		    progress_message2 "$DOING $f..."
+
+		    save_command
+
+		    while read provider priority source dest; do
+			expandv priority provider source dest
+			rule="$priority $provider $source $dest"
+			add_an_rtrule
+		    done < $TMP_DIR/rtrules
+		fi
 	    fi
 	fi