1 /* Test that gettext() does not crash by stack overflow when msgid is very long.
2 Copyright (C) 2007, 2014, 2018 Free Software Foundation, Inc.
3
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
16
17 /* Written by Bruno Haible <haible@clisp.cons.org>, 2007. */
18
19 #ifdef HAVE_CONFIG_H
20 # include <config.h>
21 #endif
22
23 #include <stdio.h>
24 #include <stdlib.h>
25 #include <string.h>
26 #include <assert.h>
27
28 #if HAVE_GETRLIMIT && HAVE_SETRLIMIT
29 # include <sys/types.h>
30 # include <sys/time.h>
31 # include <sys/resource.h>
32 #endif
33
34 #if USE_SYSTEM_LIBINTL
35 # include <libintl.h>
36 #else
37 /* Make sure we use the included libintl, not the system's one. */
38 # undef _LIBINTL_H
39 # include "libgnuintl.h"
40 #endif
41
42 int
main()43 main ()
44 {
45 size_t n;
46 char *msg;
47 char *translated;
48
49 n = 1000000;
50
51 #if HAVE_GETRLIMIT && HAVE_SETRLIMIT
52 {
53 struct rlimit limit;
54
55 # ifdef RLIMIT_STACK
56 if (getrlimit (RLIMIT_STACK, &limit) < 0)
57 {
58 printf ("Skipping test: getrlimit does not work\n");
59 return 77;
60 }
61 if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > n)
62 limit.rlim_max = n;
63 limit.rlim_cur = limit.rlim_max;
64 if (setrlimit (RLIMIT_STACK, &limit) < 0)
65 {
66 printf ("Skipping test: setrlimit does not work\n");
67 return 77;
68 }
69 # endif
70 }
71 #endif
72
73 msg = (char *) malloc (n + 1);
74 if (msg == NULL)
75 {
76 printf ("Skipping test: out of memory\n");
77 return 77;
78 }
79 memset (msg, 'x', n);
80 msg[n] = '\0';
81
82 translated = gettext (msg);
83 free (msg);
84 assert (translated != NULL);
85
86 return 0;
87 }
88