From 9e9030a489d5b36b5ae1cf0e9df746cd814ff95e Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Thu, 24 Oct 2019 12:21:57 +0200
Subject: doalogwatch.in: `kill -0` und `pgrep` statt `ps aux | grep ...`

---
 doalogwatch.in | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/doalogwatch.in b/doalogwatch.in
index a08b3bd..888c474 100755
--- a/doalogwatch.in
+++ b/doalogwatch.in
@@ -31,9 +31,7 @@ if [ -z "${services%%--service=-*}" ]; then
 fi
 
 [ -r "${warteAufFile}" ] && \
-  ps aux | \
-    awk '{print $2" "$(NF)}' | \
-    grep -q "^\s*$(cat "${warteAufFile}") \(\S*/\)\?doalogwatch\$" && \
+  kill -0 $(cat "${warteAufFile}") 2>/dev/null && \
   exit 0
 
 if [ -d "${warteAufFile%/*}" ]; then
@@ -52,14 +50,13 @@ while ${warten}; do
     warten=true
 
   # check for currently running backups
-  ps aux | \
-    grep -v "\sgrep\s" | \
-    grep -q "\s\(#BINDIR#/\)\?backup\s" && \
+  pgrep -x "(#BINDIR#/)?backup" >/dev/null && \
     warten=true
   if [ -r '#ETCDIR#/backup.conf' ]; then
     for i in 1 2; do
       for id in "${!backups[@]}"; do
-        [ -e "#TMPDIR#/${id}.pid" ] && \
+        [ -s "#TMPDIR#/${id}.pid" ] && \
+          kill -0 $(cat "#TMPDIR#/${id}.pid") 2>/dev/null && \
           warten=true
       done
       sleep 1
-- 
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