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Commit | Line | Data |
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277f8cdf | 1 | /* Test for ,ccs= handling in fopen. |
dff8da6b | 2 | Copyright (C) 2001-2024 Free Software Foundation, Inc. |
277f8cdf | 3 | This file is part of the GNU C Library. |
277f8cdf UD |
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 | |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
277f8cdf UD |
18 | |
19 | #include <errno.h> | |
5324d258 | 20 | #include <fcntl.h> |
277f8cdf UD |
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> |
5324d258 | 28 | #include <support/check.h> |
f0f0d79a AS |
29 | #include <support/support.h> |
30 | #include <support/xstdio.h> | |
277f8cdf | 31 | |
277f8cdf UD |
32 | static const char inputfile[] = "../iconvdata/testdata/ISO-8859-1"; |
33 | ||
d68eba50 PP |
34 | static int |
35 | do_bz17916 (void) | |
6909d276 PP |
36 | { |
37 | /* BZ #17916 -- check invalid large ccs= case. */ | |
38 | struct rlimit rl; | |
39 | getrlimit (RLIMIT_STACK, &rl); | |
40 | rl.rlim_cur = 1024 * 1024; | |
41 | setrlimit (RLIMIT_STACK, &rl); | |
42 | ||
43 | const size_t sz = 2 * 1024 * 1024; | |
850c6760 | 44 | char *ccs = xmalloc (sz); |
6909d276 PP |
45 | strcpy (ccs, "r,ccs="); |
46 | memset (ccs + 6, 'A', sz - 6 - 1); | |
47 | ccs[sz - 1] = '\0'; | |
48 | ||
49 | FILE *fp = fopen (inputfile, ccs); | |
50 | if (fp != NULL) | |
51 | { | |
7f0d9e61 | 52 | printf ("unexpected success\n"); |
5324d258 JST |
53 | free (ccs); |
54 | fclose (fp); | |
6909d276 PP |
55 | return 1; |
56 | } | |
5324d258 | 57 | |
6909d276 PP |
58 | free (ccs); |
59 | ||
60 | return 0; | |
61 | } | |
277f8cdf | 62 | |
5324d258 JST |
63 | static int |
64 | do_bz18906 (void) | |
65 | { | |
66 | /* BZ #18906 -- check processing of ,ccs= as flags case. */ | |
67 | ||
68 | const char *ccs = "r,ccs=+ISO-8859-1"; | |
69 | size_t retval; | |
70 | ||
71 | FILE *fp = fopen (inputfile, ccs); | |
72 | int flags; | |
73 | ||
74 | TEST_VERIFY (fp != NULL); | |
75 | ||
76 | if (fp != NULL) | |
77 | { | |
78 | flags = fcntl (fileno (fp), F_GETFL); | |
f7f181c1 ST |
79 | retval = ((flags & O_ACCMODE) == O_RDWR); |
80 | retval |= ((flags & O_ACCMODE) == O_WRONLY); | |
5324d258 JST |
81 | TEST_COMPARE (retval, false); |
82 | fclose (fp); | |
83 | } | |
84 | ||
85 | return EXIT_SUCCESS; | |
86 | } | |
87 | ||
8b460906 AS |
88 | static int |
89 | do_test (void) | |
277f8cdf UD |
90 | { |
91 | FILE *fp; | |
92 | ||
93 | mtrace (); | |
94 | ||
f0f0d79a | 95 | xsetlocale (LC_ALL, "de_DE.UTF-8"); |
277f8cdf | 96 | |
f0f0d79a | 97 | fp = xfopen (inputfile, "r,ccs=ISO-8859-1"); |
277f8cdf UD |
98 | |
99 | while (! feof_unlocked (fp)) | |
100 | { | |
101 | wchar_t buf[200]; | |
102 | ||
103 | if (fgetws_unlocked (buf, sizeof (buf) / sizeof (buf[0]), fp) == NULL) | |
104 | break; | |
105 | ||
106 | fputws (buf, stdout); | |
107 | } | |
108 | ||
f0f0d79a | 109 | xfclose (fp); |
277f8cdf | 110 | |
5324d258 JST |
111 | TEST_COMPARE (do_bz17916 (), 0); |
112 | TEST_COMPARE (do_bz18906 (), 0); | |
113 | ||
114 | return EXIT_SUCCESS; | |
277f8cdf | 115 | } |
f0f0d79a AS |
116 | |
117 | #include <support/test-driver.c> |