Allow tail_history to be overridden on commandline.

1 files changed, 4 insertions, 4 deletions

diff --git a/showlog b/showlog
index aeceb94..7d78e3d 100755
--- a/showlog
+++ b/showlog
@@ -3,7 +3,7 @@
 # /usr/local/sbin/showlog
 # Copyright 2002-2006 Jonas Smedegaard <dr@jones.dk>
 #
-# $Id: showlog,v 1.10 2006-10-27 22:02:22 jonas Exp $
+# $Id: showlog,v 1.11 2007-09-27 21:46:27 jonas Exp $
 #
 # Show topic-specific log entries
 #
@@ -43,7 +43,7 @@ cat_logs()	{
 	done
 }
 
-tail_history="50"
+tail_history="$(tail_history:-500)"
 
 target=$1
 shift || exit1 "Missing argument"
@@ -100,9 +100,9 @@ if [ $# -gt 0 ]; then
 	for keyword in $@; do
 		grep_opts="$opts -e $keyword"
 	done
-	cat_logs "$logroot" "$logpattern" | grep -i $grep_opts | tail -n $tail_history
+	cat_logs "$logroot" "$logpattern" 7 | grep -i $grep_opts | tail -n $tail_history
 #	[ -f $logroot/$log ] && tail -n 0 -F $logroot/$log | grep -i $grep_opts
 else
-	cat_logs "$logroot" "$logpattern" | tail -n $tail_history
+	cat_logs "$logroot" "$logpattern" 7 | tail -n $tail_history
 #	[ -f $logroot/$log ] && tail -n 0 -F $logroot/$log
 fi