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277f8cdf | 1 | /* Test for ,ccs= handling in fopen. |
b168057a | 2 | Copyright (C) 2001-2015 Free Software Foundation, Inc. |
277f8cdf UD |
3 | This file is part of the GNU C Library. |
4 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 2001. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
10 | ||
11 | The GNU C Library 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 GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
18 | <http://www.gnu.org/licenses/>. */ | |
277f8cdf UD |
19 | |
20 | #include <errno.h> | |
21 | #include <locale.h> | |
22 | #include <mcheck.h> | |
23 | #include <stdio.h> | |
24 | #include <stdlib.h> | |
25 | #include <string.h> | |
26 | #include <wchar.h> | |
6909d276 | 27 | #include <sys/resource.h> |
277f8cdf UD |
28 | |
29 | ||
30 | static const char inputfile[] = "../iconvdata/testdata/ISO-8859-1"; | |
31 | ||
d68eba50 PP |
32 | static int |
33 | do_bz17916 (void) | |
6909d276 PP |
34 | { |
35 | /* BZ #17916 -- check invalid large ccs= case. */ | |
36 | struct rlimit rl; | |
37 | getrlimit (RLIMIT_STACK, &rl); | |
38 | rl.rlim_cur = 1024 * 1024; | |
39 | setrlimit (RLIMIT_STACK, &rl); | |
40 | ||
41 | const size_t sz = 2 * 1024 * 1024; | |
42 | char *ccs = malloc (sz); | |
43 | strcpy (ccs, "r,ccs="); | |
44 | memset (ccs + 6, 'A', sz - 6 - 1); | |
45 | ccs[sz - 1] = '\0'; | |
46 | ||
47 | FILE *fp = fopen (inputfile, ccs); | |
48 | if (fp != NULL) | |
49 | { | |
50 | printf ("unxpected success\n"); | |
51 | return 1; | |
52 | } | |
53 | free (ccs); | |
54 | ||
55 | return 0; | |
56 | } | |
277f8cdf | 57 | |
8b460906 AS |
58 | static int |
59 | do_test (void) | |
277f8cdf UD |
60 | { |
61 | FILE *fp; | |
62 | ||
63 | mtrace (); | |
64 | ||
65 | setlocale (LC_ALL, "de_DE.UTF-8"); | |
66 | ||
67 | fp = fopen (inputfile, "r,ccs=ISO-8859-1"); | |
68 | if (fp == NULL) | |
69 | { | |
70 | printf ("cannot open \"%s\": %s\n", inputfile, strerror (errno)); | |
71 | exit (1); | |
72 | } | |
73 | ||
74 | while (! feof_unlocked (fp)) | |
75 | { | |
76 | wchar_t buf[200]; | |
77 | ||
78 | if (fgetws_unlocked (buf, sizeof (buf) / sizeof (buf[0]), fp) == NULL) | |
79 | break; | |
80 | ||
81 | fputws (buf, stdout); | |
82 | } | |
83 | ||
84 | fclose (fp); | |
85 | ||
6909d276 | 86 | return do_bz17916 (); |
277f8cdf | 87 | } |
8b460906 AS |
88 | |
89 | #define TEST_FUNCTION do_test () | |
90 | #include "../test-skeleton.c" |