libio: Improve fortify with clang
[glibc.git] / posix / tst-fnmatch7.c
blob622f49744d97388cabd1064acc5375f60b9ef4ab
1 /* Test for fnmatch handling of unterminated bracket expression (bug 28792)
2 Copyright (C) 2022-2024 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
19 #include <fnmatch.h>
20 #include <support/check.h>
22 static int
23 do_test (void)
25 /* An unterminated bracket expression should be rescanned, treating the
26 open bracket as a normal character. The backslash causes the close
27 bracket to be treated as a normal character, not ending the bracket
28 expression. */
29 TEST_VERIFY (fnmatch ("[", "[", 0) == 0);
30 TEST_VERIFY (fnmatch ("[[", "[[", 0) == 0);
31 TEST_VERIFY (fnmatch ("[\\]", "[]", 0) == 0);
32 TEST_VERIFY (fnmatch ("[[\\]", "[[]", 0) == 0);
34 return 0;
37 #include <support/test-driver.c>