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2b778ceb | 1 | /* Copyright (C) 2002-2021 Free Software Foundation, Inc. |
76a50749 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. | |
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 | |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
76a50749 | 18 | |
4a244f0d | 19 | #include <limits.h> |
76a50749 UD |
20 | #include <pthread.h> |
21 | #include <stdio.h> | |
22 | #include <stdlib.h> | |
4a244f0d | 23 | #include <sys/param.h> |
76a50749 UD |
24 | #include <unistd.h> |
25 | ||
26 | ||
27 | static void *stack; | |
28 | static size_t size; | |
29 | ||
30 | ||
31 | static void * | |
32 | tf (void *a) | |
33 | { | |
34 | int result = 0; | |
35 | ||
36 | puts ("child start"); | |
37 | ||
38 | pthread_attr_t attr; | |
39 | if (pthread_getattr_np (pthread_self (), &attr) != 0) | |
40 | { | |
41 | puts ("getattr_np failed"); | |
42 | exit (1); | |
43 | } | |
44 | ||
45 | size_t test_size; | |
46 | void *test_stack; | |
47 | if (pthread_attr_getstack (&attr, &test_stack, &test_size) != 0) | |
48 | { | |
49 | puts ("attr_getstack failed"); | |
50 | exit (1); | |
51 | } | |
52 | ||
53 | if (test_size != size) | |
54 | { | |
55 | printf ("child: reported size differs: is %zu, expected %zu\n", | |
56 | test_size, size); | |
57 | result = 1; | |
58 | } | |
59 | ||
60 | if (test_stack != stack) | |
61 | { | |
62 | printf ("child: reported stack address differs: is %p, expected %p\n", | |
63 | test_stack, stack); | |
64 | result = 1; | |
65 | } | |
66 | ||
67 | puts ("child OK"); | |
68 | ||
69 | return result ? (void *) 1l : NULL; | |
70 | } | |
71 | ||
72 | ||
73 | int | |
74 | do_test (void) | |
75 | { | |
76 | int result = 0; | |
77 | ||
d6d74ec1 ST |
78 | size = 4 * getpagesize (); |
79 | #ifdef PTHREAD_STACK_MIN | |
80 | size = MAX (size, PTHREAD_STACK_MIN); | |
81 | #endif | |
76a50749 UD |
82 | if (posix_memalign (&stack, getpagesize (), size) != 0) |
83 | { | |
84 | puts ("out of memory while allocating the stack memory"); | |
85 | exit (1); | |
86 | } | |
87 | ||
88 | pthread_attr_t attr; | |
89 | if (pthread_attr_init (&attr) != 0) | |
90 | { | |
91 | puts ("attr_init failed"); | |
92 | exit (1); | |
93 | } | |
94 | ||
95 | puts ("attr_setstack"); | |
96 | if (pthread_attr_setstack (&attr, stack, size) != 0) | |
97 | { | |
98 | puts ("attr_setstack failed"); | |
99 | exit (1); | |
100 | } | |
101 | ||
102 | size_t test_size; | |
103 | void *test_stack; | |
104 | puts ("attr_getstack"); | |
105 | if (pthread_attr_getstack (&attr, &test_stack, &test_size) != 0) | |
106 | { | |
107 | puts ("attr_getstack failed"); | |
108 | exit (1); | |
109 | } | |
110 | ||
111 | if (test_size != size) | |
112 | { | |
113 | printf ("reported size differs: is %zu, expected %zu\n", | |
114 | test_size, size); | |
115 | result = 1; | |
116 | } | |
117 | ||
118 | if (test_stack != stack) | |
119 | { | |
120 | printf ("reported stack address differs: is %p, expected %p\n", | |
121 | test_stack, stack); | |
122 | result = 1; | |
123 | } | |
124 | ||
125 | puts ("create"); | |
126 | ||
127 | pthread_t th; | |
128 | if (pthread_create (&th, &attr, tf, NULL) != 0) | |
129 | { | |
130 | puts ("failed to create thread"); | |
131 | exit (1); | |
132 | } | |
133 | ||
134 | void *status; | |
135 | if (pthread_join (th, &status) != 0) | |
136 | { | |
137 | puts ("join failed"); | |
138 | exit (1); | |
139 | } | |
140 | ||
141 | result |= status != NULL; | |
142 | ||
143 | return result; | |
144 | } | |
145 | ||
146 | ||
147 | #define TEST_FUNCTION do_test () | |
148 | #include "../test-skeleton.c" |