#!/bin/sh
#===============================================================================
# Copyright (C) 2007 Jason Evans <jasone@FreeBSD.org>.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice(s), this list of conditions and the following disclaimer as
#    the first lines of this file unmodified other than the possible
#    addition of one or more copyright notices.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice(s), this list of conditions and the following disclaimer in
#    the documentation and/or other materials provided with the
#    distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY
# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
# EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#===============================================================================
#
# Run a program such that a kdump output file that is usable by mtrgraph will be
# generated.
#
# Usage: mtr <prog> [<args>...]

PROG=$1
PREFIX=`basename ${PROG}`
shift

KTRACEFILE=`mktemp ${PREFIX}.ktrace.XXXXXX`
if [ $? -ne 0 ]; then
	echo "$0: Cannot create temp file"
	exit 1
fi

KDUMPFILE=`mktemp ${PREFIX}.kdump.XXXXXX`
if [ $? -ne 0 ]; then
	echo "$0: Cannot create output file"
	exit 1
fi

MALLOC_OPTIONS=${MALLOC_OPTIONS}U ktrace -tu -f ${KTRACEFILE} ${PROG} $@
kdump -tu -f ${KTRACEFILE} > ${KDUMPFILE}

rm ${KTRACEFILE}
echo "Output written to ${KDUMPFILE}"