#!/bin/sh

# Copyright (C) 2007 Matěj Cepl <mcepl@redhat.com>

# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#   
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#   
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

cmdname=$(basename $0 .sh)

if [ "$#" -eq "0" ]
then
    echo "usage:  $cmdname program corefile"
    exit 2
fi

# Create a temporary file.  Use mktemp if available, but cope if it is not.
tmpfile=`mktemp -t ${cmdname}.XXXXXX 2>/dev/null` || {
  tmpfile=${cmdname}.$$
  if test -e $tmpfile; then
    echo "Could not create temporary file $tmpfile"
    exit 1
  fi
  touch $tmpfile
}
trap "rm -f $tmpfile" EXIT

# Initialise return code.
rc=0

# Loop through pids
# Write gdb script for pid $pid.  
cat >>$tmpfile <<EOF
backtrace
EOF

gdb -nx -x $tmpfile -batch "$@"