sysmgr

commit 6298255139ac499b4d0a4a192a73f8f938dc16a7
parent 0de9f94fad32f5a60ae56983b34f54ca3936a015
Author: Cem Keylan <cem@ckyln.com>
Date:   Wed, 16 Sep 2020 16:49:45 +0300

checkprocess(): return if there is no pid given

Diffstat:
M
sysmgr
 | 
3
+++

1 file changed, 3 insertions(+), 0 deletions(-)
diff --git a/sysmgr b/sysmgr
@@ -42,6 +42,9 @@ usage() {
 }
 
 checkprocess() {
+    # If no arguments are given, do not continue.
+    # This may happen when getpid returns empty.
+    [ "$1" ] || return 1
 
     # This function checks if the process is still alive and returns 0 or 1
     # accordingly. It checks the /proc directory first (which exists in most