1 /* Copyright (C) 2003-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18 /* Test whether it is possible to create a thread with PTHREAD_STACK_MIN
19 stack size. */
20
21 #include <pthread.h>
22 #include <stdlib.h>
23 #include <stdio.h>
24 #include <limits.h>
25
26 static int seen;
27
28 static void *
tf(void * p)29 tf (void *p)
30 {
31 ++seen;
32 return NULL;
33 }
34
35 static int
do_test(void)36 do_test (void)
37 {
38 pthread_attr_t attr;
39 pthread_attr_init (&attr);
40
41 int result = 0;
42 int res = pthread_attr_setstacksize (&attr, PTHREAD_STACK_MIN);
43 if (res)
44 {
45 printf ("pthread_attr_setstacksize failed %d\n", res);
46 result = 1;
47 }
48
49 /* Create the thread. */
50 pthread_t th;
51 res = pthread_create (&th, &attr, tf, NULL);
52 if (res)
53 {
54 printf ("pthread_create failed %d\n", res);
55 result = 1;
56 }
57 else
58 {
59 res = pthread_join (th, NULL);
60 if (res)
61 {
62 printf ("pthread_join failed %d\n", res);
63 result = 1;
64 }
65 }
66
67 if (seen != 1)
68 {
69 printf ("seen %d != 1\n", seen);
70 result = 1;
71 }
72
73 return result;
74 }
75
76
77 #define TEST_FUNCTION do_test ()
78 #include "../test-skeleton.c"
79