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#!/bin/sh
#
# mltac
# tac frontend for multilog files
# Klaus Reimer <k@ailis.de>
TITLE=mltac
VERSION=0.3
AUTHOR="Klaus Reimer"
EMAIL=k@ailis.de
COPYRIGHT="Copyright (C) 2000-2003 by $AUTHOR"
showHelp() {
echo "Usage: $TITLE [OPTION]... SERVICE [CAT-OPTION]..."
echo "tac frontend for multilog files"
echo ""
echo " -h, --help Display help and exit"
echo " -V, --version Display version and exit"
echo ""
echo "This utility is a frontend for tac to easily tac logfiles"
echo "from services running under daemontools. Simply specify the service"
echo "name (wich is the name of the service directory without leading path)."
echo "You can specify any tac options after the service name. See the man"
echo "page for tac for more infos."
echo ""
echo "Report bugs to $AUTHOR <$EMAIL>"
}
showVersion() {
echo "$TITLE $VERSION"
echo ""
echo "$COPYRIGHT"
echo "This is free software; you can redistribute it and/or modify it under"
echo "the terms of the GNU General Public License as published by the Free"
echo "Software Foundation; either version 2 of the License, or (at your"
echo "option) any later version."
}
while getopts "hV-:" NAME
do
case "$NAME" in
h)
showHelp
exit 0
;;
V)
showVersion
exit 0
;;
-)
case "$OPTARG" in
help)
showHelp
exit 0
;;
version)
showVersion
exit 0
;;
*)
echo "Unknown option: $OPTARG"
showHelp
exit 1
esac
;;
*)
echo "Unknown option: $OPTARG"
showHelp
exit 1
esac
done
shift `expr $OPTIND - 1`
if [ $# -eq 0 ]
then
showHelp
exit 1
fi
if ! SVDIR=`svdir 2>&1`
then
echo "$TITLE: $SVDIR" >&2
exit 1
fi
SERVICE=$1
svok $SVDIR/$SERVICE || exit 1
svok $SVDIR/$SERVICE/log || exit 1
shift 1
tac $SVDIR/$SERVICE/log/main/current $* | tai64nlocal
exit 0
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