648db22b |
1 | #!/bin/sh |
2 | # Ensure that zgrep -15 works. Before gzip-1.5, it would fail. |
3 | |
4 | # Copyright (C) 2012-2016 Free Software Foundation, Inc. |
5 | |
6 | # This program is free software: you can redistribute it and/or modify |
7 | # it under the terms of the GNU General Public License as published by |
8 | # the Free Software Foundation, either version 3 of the License, or |
9 | # (at your option) any later version. |
10 | |
11 | # This program is distributed in the hope that it will be useful, |
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | # GNU General Public License for more details. |
15 | |
16 | # You should have received a copy of the GNU General Public License |
17 | # along with this program. If not, see <https://www.gnu.org/licenses/>. |
18 | # limit so don't run it by default. |
19 | |
20 | . "${srcdir=.}/init.sh"; path_prepend_ . |
21 | |
22 | # A limited replacement for seq: handle 1 or 2 args; increment must be 1 |
23 | seq() |
24 | { |
25 | case $# in |
26 | 1) start=1 final=$1;; |
27 | 2) start=$1 final=$2;; |
28 | *) echo you lose 1>&2; exit 1;; |
29 | esac |
30 | awk 'BEGIN{for(i='$start';i<='$final';i++) print i}' < /dev/null |
31 | } |
32 | |
33 | seq 40 > in || framework_failure_ |
34 | gzip < in > in.gz || framework_failure_ |
35 | seq 2 32 > exp || framework_failure_ |
36 | |
37 | : ${GREP=grep} |
38 | $GREP -15 17 - < in > out && compare exp out || { |
39 | echo >&2 "$0: $GREP does not support context options; skipping this test" |
40 | exit 77 |
41 | } |
42 | |
43 | fail=0 |
44 | zgrep -15 17 - < in.gz > out || fail=1 |
45 | compare exp out || fail=1 |
46 | |
47 | Exit $fail |