comparison contrib/compare-debug @ 0:a06113de4d67

first commit
author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
parents
children 855418dad1a3
comparison
equal deleted inserted replaced
-1:000000000000 0:a06113de4d67
1 #! /bin/sh
2
3 # Compare stripped copies of two given object files.
4
5 # Copyright (C) 2007 Free Software Foundation
6 # Originally by Alexandre Oliva <aoliva@redhat.com>
7
8 # This file is part of GCC.
9
10 # GCC is free software; you can redistribute it and/or modify it under
11 # the terms of the GNU General Public License as published by the Free
12 # Software Foundation; either version 3, or (at your option) any later
13 # version.
14
15 # GCC is distributed in the hope that it will be useful, but WITHOUT
16 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
17 # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
18 # License for more details.
19
20 # You should have received a copy of the GNU General Public License
21 # along with GCC; see the file COPYING3. If not see
22 # <http://www.gnu.org/licenses/>.
23
24 rm='rm -f'
25
26 case $1 in
27 -p | --preserve)
28 rm='echo preserving'
29 shift
30 ;;
31 esac
32
33 if test $# != 2; then
34 echo 'usage: compare-debug file1.o file2.o' >&2
35 exit 1
36 fi
37
38 if test ! -f "$1"; then
39 echo "$1" does not exist >&2
40 exit 1
41 fi
42
43 if test ! -f "$2"; then
44 echo "$2" does not exist >&2
45 exit 1
46 fi
47
48 suf1=stripped
49 while test -f "$1.$suf1"; do
50 suf1=$suf1.
51 done
52
53 suf2=stripped
54 while test -f "$2.$suf2"; do
55 suf2=$suf2.
56 done
57
58 trap 'rm -f "$1.$suf1" "$2.$suf2"' 0 1 2 15
59
60 cp "$1" "$1.$suf1"
61 strip "$1.$suf1"
62
63 cp "$2" "$2.$suf2"
64 strip "$2.$suf2"
65
66 if cmp "$1.$suf1" "$2.$suf2"; then
67 status=0
68 else
69 status=1
70 fi
71
72 $rm "$1.$suf1" "$2.$suf2"
73
74 trap "exit $status; exit" 0 1 2 15
75
76 exit $status