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#!/bin/sh
# Copyright (C) 2003-2013 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# Script to generate a core file of a running program.
# It starts up gdb, attaches to the given PID and invokes the gcore command.
#
if [ "$#" -eq "0" ]
then
echo "usage: @GCORE_TRANSFORM_NAME@ [-o filename] pid"
exit 2
fi
# Need to check for -o option, but set default basename to "core".
name=core
if [ "$1" = "-o" ]
then
if [ "$#" -lt "3" ]
then
# Not enough arguments.
echo "usage: @GCORE_TRANSFORM_NAME@ [-o filename] pid"
exit 2
fi
name=$2
# Shift over to start of pid list
shift; shift
fi
# Initialise return code.
rc=0
# Loop through pids
for pid in $*
do
# `</dev/null' to avoid touching interactive terminal if it is
# available but not accessible as GDB would get stopped on SIGTTIN.
@GDB_TRANSFORM_NAME@ </dev/null --nx --batch \
-ex "set pagination off" -ex "set height 0" -ex "set width 0" \
-ex "attach $pid" -ex "gcore $name.$pid" -ex detach -ex quit
if [ -r $name.$pid ] ; then
rc=0
else
echo "@GCORE_TRANSFORM_NAME@: failed to create $name.$pid"
rc=1
break
fi
done
exit $rc
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