53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/* Test for fnmatch not reading past the end of the pattern.
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Copyright (C) 2014-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <fnmatch.h>
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#include <sys/mman.h>
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#include <string.h>
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#include <unistd.h>
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int
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do_bz18036 (void)
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{
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const char p[] = "**(!()";
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const int pagesize = getpagesize ();
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char *pattern = mmap (0, 2 * pagesize, PROT_READ|PROT_WRITE,
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MAP_PRIVATE|MAP_ANONYMOUS, -1, 0);
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if (pattern == MAP_FAILED) return 1;
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mprotect (pattern + pagesize, pagesize, PROT_NONE);
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memset (pattern, ' ', pagesize);
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strcpy (pattern, p);
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return fnmatch (pattern, p, FNM_EXTMATCH);
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}
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int
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do_test (void)
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{
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if (fnmatch ("[[:alpha:]'[:alpha:]\0]", "a", 0) != FNM_NOMATCH)
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return 1;
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if (fnmatch ("[a[.\0.]]", "a", 0) != FNM_NOMATCH)
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return 1;
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return do_bz18036 ();
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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