1 /* Smoke test to verify that realpath does not cause spurious warnings.
2    Copyright The GNU Toolchain Authors.
3    This file is part of the GNU C Library.
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
16    License along with the GNU C Library; if not, see
17    <https://www.gnu.org/licenses/>.  */
18 
19 #include <limits.h>
20 #include <stdlib.h>
21 
22 #include <support/check.h>
23 #include <support/support.h>
24 
25 static int
do_test(void)26 do_test (void)
27 {
28 #ifdef PATH_MAX
29   char buf[PATH_MAX + 1];
30   char *res = realpath (".", buf);
31   TEST_VERIFY (res == buf);
32 #endif
33 
34   return 0;
35 }
36 
37 #include <support/test-driver.c>
38