1 | /* Test that tzset sets tzname correctly (BZ #19253). |
2 | Copyright (C) 2015-2024 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library 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 GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <stdio.h> |
20 | #include <stdlib.h> |
21 | #include <string.h> |
22 | #include <time.h> |
23 | |
24 | static int |
25 | do_test (void) |
26 | { |
27 | int result = 0; |
28 | |
29 | setenv (name: "TZ" , value: TZDEFRULES, replace: 1); |
30 | tzset (); |
31 | const char *stdtz = strdup (s: tzname[0]); |
32 | setenv (name: "TZ" , value: "STD-1DST" , replace: 1); |
33 | tzset (); |
34 | if (strcmp (tzname[0], "STD" ) != 0) |
35 | { |
36 | printf (format: "FAIL: TZ=STD-1DST, tzname[0] = %s\n" , tzname[0]); |
37 | result = 1; |
38 | } |
39 | setenv (name: "TZ" , value: TZDEFRULES, replace: 1); |
40 | tzset (); |
41 | if (strcmp (tzname[0], stdtz) != 0) |
42 | { |
43 | printf (format: "FAIL: TZ=%s, tzname[0] = %s\n" , TZDEFRULES, tzname[0]); |
44 | result = 1; |
45 | } |
46 | return result; |
47 | } |
48 | |
49 | #define TEST_FUNCTION do_test () |
50 | #include "../test-skeleton.c" |
51 | |