| 1 | #!/bin/sh |
| 2 | |
| 3 | # Copyright 2003 Free Software Foundation, Inc. |
| 4 | |
| 5 | # This program is free software; you can redistribute it and/or modify |
| 6 | # it under the terms of the GNU General Public License as published by |
| 7 | # the Free Software Foundation; either version 2 of the License, or |
| 8 | # (at your option) any later version. |
| 9 | # |
| 10 | # This program is distributed in the hope that it will be useful, |
| 11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | # GNU General Public License for more details. |
| 14 | # |
| 15 | # You should have received a copy of the GNU General Public License |
| 16 | # along with this program; if not, write to the Free Software |
| 17 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 18 | |
| 19 | # Please email any bugs, comments, and/or additions to this file to: |
| 20 | # bug-gdb@prep.ai.mit.edu |
| 21 | |
| 22 | # |
| 23 | # gcore.sh |
| 24 | # Script to generate a core file of a running program. |
| 25 | # It starts up gdb, attaches to the given PID and invokes the gcore command. |
| 26 | # |
| 27 | |
| 28 | if [ "$#" -eq "0" ] |
| 29 | then |
| 30 | echo "usage: gcore [-o filename] pid" |
| 31 | exit 2 |
| 32 | fi |
| 33 | |
| 34 | # Need to check for -o option, but set default basename to "core". |
| 35 | name=core |
| 36 | |
| 37 | if [ "$1" = "-o" ] |
| 38 | then |
| 39 | if [ "$#" -lt "3" ] |
| 40 | then |
| 41 | # Not enough arguments. |
| 42 | echo "usage: gcore [-o filename] pid" |
| 43 | exit 2 |
| 44 | fi |
| 45 | name=$2 |
| 46 | |
| 47 | # Shift over to start of pid list |
| 48 | shift; shift |
| 49 | fi |
| 50 | |
| 51 | # Initialise return code. |
| 52 | rc=0 |
| 53 | |
| 54 | # Loop through pids |
| 55 | for pid in $* |
| 56 | do |
| 57 | # Write gdb script for pid $pid. |
| 58 | |
| 59 | # Avoid need for temporary files by using funky "here |
| 60 | # document" feature of sh. |
| 61 | |
| 62 | /usr/bin/gdb > /dev/null << EOF |
| 63 | attach $pid |
| 64 | gcore $name.$pid |
| 65 | detach |
| 66 | quit |
| 67 | EOF |
| 68 | |
| 69 | if [ -r $name.$pid ] ; then |
| 70 | rc=0 |
| 71 | else |
| 72 | echo gcore: failed to create $name.$pid |
| 73 | rc=1 |
| 74 | break |
| 75 | fi |
| 76 | |
| 77 | |
| 78 | done |
| 79 | |
| 80 | exit $rc |
| 81 | |