#!/bin/sh
# ngIRCd Test Suite
-# $Id: getpid.sh,v 1.3 2003/04/22 19:27:50 alex Exp $
+# $Id: getpid.sh,v 1.4 2003/08/22 11:31:18 alex Exp $
-# wurde ein Name uebergeben?
+# did we get a name?
[ $# -ne 1 ] && exit 1
-# Flags fuer "ps" ermitteln
+# detect flags for "ps" and "head"
if [ `uname` = "FreeBSD" ]; then
PS_FLAGS="-a"; PS_PIDCOL="1"; HEAD_FLAGS="-n 1"
elif [ `uname` = "A/UX" ]; then
PS_FLAGS="-ae"; PS_PIDCOL="1"; HEAD_FLAGS="-1"
+elif [ `uname` = "GNU" ]; then
+ PS_FLAGS="-ax"; PS_PIDCOL="2"; HEAD_FLAGS="-n 1"
else
PS_FLAGS="-f"; PS_PIDCOL="2"; HEAD_FLAGS="-n 1"
ps $PS_FLAGS > /dev/null 2>&1
if [ $? -ne 0 ]; then PS_FLAGS="a"; PS_PIDCOL="1"; fi
fi
-# PID ermitteln
+# debug output
+#echo "$0: PS_FLAGS=$PS_FLAGS"
+#echo "$0: PS_PIDCOL=$PS_PIDCOL"
+#echo "$0: HEAD_FLAGS=$HEAD_FLAGS"
+
+# search PID
ps $PS_FLAGS > procs.tmp
-cat procs.tmp | grep "$1" | awk "{print \$$PS_PIDCOL}" | sort -n > pids.tmp
+cat procs.tmp | grep -v "$0" | grep "$1" | awk "{print \$$PS_PIDCOL}" | sort -n > pids.tmp
pid=`head $HEAD_FLAGS pids.tmp`
rm -rf procs.tmp pids.tmp
-# ermittelte PID validieren
+# validate PID
[ "$pid" -gt 1 ] > /dev/null 2>&1
[ $? -ne 0 ] && exit 1