Update.
[glibc.git] / linuxthreads / tst-stack1.c
blob057bfa3f9fe19a0ec25836459ee23dfdb2cb0f46
1 /* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Jakub Jelinek <jakub@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 /* Test pthread_create/pthread_join with user defined stacks. */
22 #include <limits.h>
23 #include <pthread.h>
24 #include <stdlib.h>
25 #include <stdio.h>
26 #include <string.h>
27 #include <unistd.h>
29 static int seen;
31 static void *
32 tf (void *p)
34 ++seen;
35 return NULL;
38 #define N 16
40 static int
41 do_test (void)
43 void *stack;
44 int res = posix_memalign (&stack, getpagesize (), N * 4 * PTHREAD_STACK_MIN);
45 if (res)
47 printf ("malloc failed %s\n", strerror (res));
48 return 1;
51 pthread_attr_t attr;
52 pthread_attr_init (&attr);
54 int result = 0;
55 for (int i = 0; i < N; ++i)
57 res = pthread_attr_setstack (&attr, stack + i * 4 * PTHREAD_STACK_MIN,
58 4 * PTHREAD_STACK_MIN);
59 if (res)
61 printf ("pthread_attr_setstack failed %d\n", res);
62 result = 1;
63 continue;
66 /* Create the thread. */
67 pthread_t th;
68 res = pthread_create (&th, &attr, tf, NULL);
69 if (res)
71 printf ("pthread_create failed %d\n", res);
72 result = 1;
74 else
76 res = pthread_join (th, NULL);
77 if (res)
79 printf ("pthread_join failed %d\n", res);
80 result = 1;
85 pthread_attr_destroy (&attr);
87 if (seen != N)
89 printf ("seen %d != %d\n", seen, N);
90 result = 1;
93 return result;
96 #define TEST_FUNCTION do_test ()
97 #include "../test-skeleton.c"