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1 | #! /bin/sh |
2 | ||
acaf905b | 3 | # Copyright (C) 2001-2012 Free Software Foundation, Inc. |
9ad5de0c | 4 | |
2df33662 | 5 | # This file is part of GNU Emacs. |
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6 | |
7 | # GNU Emacs is free software: you can redistribute it and/or modify | |
2df33662 | 8 | # it under the terms of the GNU General Public License as published by |
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9 | # the Free Software Foundation, either version 3 of the License, or |
10 | # (at your option) any later version. | |
11 | ||
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12 | # GNU Emacs is distributed in the hope that it will be useful, |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | # GNU General Public License for more details. | |
9ad5de0c | 16 | |
2df33662 | 17 | # You should have received a copy of the GNU General Public License |
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18 | # along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
19 | ||
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20 | |
21 | if [ $# != 2 ]; then | |
22 | cat <<EOF | |
23 | Usage: $0 OLD-TAR NEW-TAR | |
24 | ||
25 | Print a diff of the files in OLD-TAR and NEW-TAR. Used for checking | |
26 | the contents of Emacs tar files. | |
27 | EOF | |
28 | exit 1; | |
29 | fi | |
30 | ||
31 | old_tar=$1 | |
32 | new_tar=$2 | |
33 | ||
34 | old_tmp=/tmp/old.$$ | |
35 | new_tmp=/tmp/new.$$ | |
36 | trap "rm -f $old_tmp $new_tmp; exit 1" 1 2 15 | |
37 | ||
38 | tar tzf $old_tar | sed -e 's,^[^/]*,,' | sort > $old_tmp | |
39 | tar tzf $new_tar | sed -e 's,^[^/]*,,' | sort > $new_tmp | |
40 | diff -u $old_tmp $new_tmp | |
41 | rm -f $new_tmp $old_tmp |