50 lines
1.2 KiB
Bash
Executable file
50 lines
1.2 KiB
Bash
Executable file
#!/bin/bash
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# Copyright (C) 2009 - Ricky Zhou ricky fedoraproject.org
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 2 or later.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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#
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if [ $# -lt 2 ]; then
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echo "Usage: $0 [name] [script]"
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exit 1;
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fi
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NAME=$1
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SCRIPT=$2
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LOCKDIR="/var/tmp/$NAME"
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PIDFILE="$LOCKDIR/pid"
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function cleanup {
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rm -rf "$LOCKDIR"
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}
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RESTORE_UMASK=$(umask -p)
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umask 0077
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if ! mkdir "$LOCKDIR"; then
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echo "$LOCKDIR already exists, exiting"
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PID=$(cat "$PIDFILE")
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if [ -n "$PID" ]; then
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echo "(pid $PID)"
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fi
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exit 1;
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fi
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trap cleanup EXIT SIGQUIT SIGHUP SIGTERM
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echo $$ > "$PIDFILE"
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$RESTORE_UMASK
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eval "$SCRIPT"
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