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#!/bin/sh
# ngIRCd Test Suite
set -u
# did we get a name?
[ $# -ne 1 ] && exit 1
[ -x /bin/pidof ] && exec /bin/pidof -s "$1"
# detect flags for "ps" and "head"
UNAME=`uname`
if [ $UNAME = "FreeBSD" ]; then
PS_FLAGS="-a"; PS_PIDCOL="1"; HEAD_FLAGS="-n 1"
elif [ $UNAME = "A/UX" ]; then
PS_FLAGS="-af"; PS_PIDCOL="2"; HEAD_FLAGS="-1"
elif [ $UNAME = "GNU" ]; then
PS_FLAGS="-ax"; PS_PIDCOL="2"; HEAD_FLAGS="-n 1"
elif [ $UNAME = "Haiku" ]; then
PS_FLAGS="-o Id -o Team"; PS_PIDCOL="1"; HEAD_FLAGS="-1"
elif [ $UNAME = "Linux" ]; then
PS_FLAGS="ax"; PS_PIDCOL="1"; HEAD_FLAGS="-n 1"
elif [ $UNAME = "SunOS" ]; then
PS_FLAGS="-af"; PS_PIDCOL=2; HEAD_FLAGS="-n 1"
else
PS_FLAGS="-af"; 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
# debug output
#echo "$0: UNAME=$UNAME"
#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 -v "$0" | grep "$1" | \
awk "{print \$$PS_PIDCOL}" | \
sort -n >pids.tmp
pid=`head $HEAD_FLAGS pids.tmp`
rm -rf procs.tmp pids.tmp
# validate PID
[ "$pid" -gt 1 ] >/dev/null 2>&1 || exit 1
echo $pid
exit 0
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