Add further tests of libm functions.
[glibc.git] / nptl / tst-cancel6.c
blob8c5d52b2ac23ff1b46f8ece1d565748197e6f28c
1 /* Copyright (C) 2002-2015 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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 <http://www.gnu.org/licenses/>. */
19 #include <pthread.h>
20 #include <stdio.h>
21 #include <stdlib.h>
22 #include <unistd.h>
25 static void *
26 tf (void *arg)
28 char buf[100];
29 fgets (buf, sizeof (buf), arg);
30 /* This call should never return. */
31 return NULL;
35 static int
36 do_test (void)
38 int fd[2];
39 if (pipe (fd) != 0)
41 puts ("pipe failed");
42 return 1;
45 FILE *fp = fdopen (fd[0], "r");
46 if (fp == NULL)
48 puts ("fdopen failed");
49 return 1;
52 pthread_t th;
53 if (pthread_create (&th, NULL, tf, fp) != 0)
55 puts ("pthread_create failed");
56 return 1;
59 sleep (1);
61 if (pthread_cancel (th) != 0)
63 puts ("pthread_cancel failed");
64 return 1;
67 void *r;
68 if (pthread_join (th, &r) != 0)
70 puts ("pthread_join failed");
71 return 1;
74 return r != PTHREAD_CANCELED;
77 #define TEST_FUNCTION do_test ()
78 #include "../test-skeleton.c"