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- #!/bin/sh
- # ngIRCd Test Suite
- # $Id: getpid.sh,v 1.4 2003/08/22 11:31:18 alex Exp $
- # did we get a name?
- [ $# -ne 1 ] && exit 1
- # 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
- # 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 -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
- [ $? -ne 0 ] && exit 1
- echo $pid
- exit 0
- # -eof-
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