# HG changeset patch
# User Pascal Bellard <pascal.bellard@slitaz.org>
# Date 1444495881 -7200
# Node ID a537875d79f933bbd56785bb03f4efc93caeffbb
# Parent  55614babc99a3865affb7faaa0a2b14846e9994b
cooker: restore previous $command (again)

diff -r 55614babc99a -r a537875d79f9 cooker
--- a/cooker	Sat Oct 10 14:17:56 2015 +0200
+++ b/cooker	Sat Oct 10 18:51:21 2015 +0200
@@ -58,8 +58,8 @@
 
 clean_exit() {
 	rm -f $command; touch $command
-	ps | grep -q "${previous_command/:/ }" &&
-	echo "$previous_command" > $command
+	[ "$previous_command" ] && ps | grep -q "${previous_command/:/ }" &&
+	echo -n "$previous_command" > $command
 	rm -f $pidfile
 }