Handle invalid buffer pointers when count is zero.
[glibc/history.git] / nptl / tst-clock1.c
blob0848d770195c5b28a4c2a22b56e5b6d7402b6402
1 /* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
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, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18 02111-1307 USA. */
20 #include <pthread.h>
21 #include <stdio.h>
22 #include <stdlib.h>
23 #include <time.h>
24 #include <unistd.h>
27 int
28 do_test (void)
30 #if defined _POSIX_THREAD_CPUTIME && _POSIX_THREAD_CPUTIME >= 0
31 clockid_t cl;
32 /* This is really only a linking-test here. */
33 int e = pthread_getcpuclockid (pthread_self (), &cl);
34 if (e != 0)
36 # if _POSIX_THREAD_CPUTIME == 0
37 if (sysconf (_SC_THREAD_CPUTIME) >= 0)
38 # endif
40 puts ("cpuclock advertized, but cannot get ID");
41 exit (1);
44 #endif
46 return 0;
50 #define TEST_FUNCTION do_test ()
51 #include "../test-skeleton.c"