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b168057a | 1 | /* Copyright (C) 2003-2015 Free Software Foundation, Inc. |
f23b30e2 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. | |
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 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
f23b30e2 UD |
18 | |
19 | #include <errno.h> | |
20 | #include <pthread.h> | |
21 | #include <stdio.h> | |
22 | #include <stdlib.h> | |
23 | #include <time.h> | |
24 | #include <unistd.h> | |
25 | ||
26 | ||
27 | static pthread_barrier_t b; | |
28 | ||
29 | ||
30 | /* Cleanup handling test. */ | |
31 | static int cl_called; | |
32 | ||
33 | static void | |
34 | cl (void *arg) | |
35 | { | |
36 | ++cl_called; | |
37 | } | |
38 | ||
39 | ||
40 | static void * | |
41 | tf (void *arg) | |
42 | { | |
43 | int r = pthread_barrier_wait (&b); | |
44 | if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) | |
45 | { | |
46 | puts ("barrier_wait failed"); | |
47 | exit (1); | |
48 | } | |
49 | ||
50 | pthread_cleanup_push (cl, NULL); | |
51 | ||
52 | struct timespec ts = { .tv_sec = arg == NULL ? 10000000 : 0, .tv_nsec = 0 }; | |
53 | TEMP_FAILURE_RETRY (clock_nanosleep (CLOCK_REALTIME, 0, &ts, &ts)); | |
54 | ||
55 | pthread_cleanup_pop (0); | |
56 | ||
57 | puts ("clock_nanosleep returned"); | |
58 | ||
59 | exit (1); | |
60 | } | |
61 | ||
62 | ||
63 | static int | |
64 | do_test (void) | |
65 | { | |
66 | if (pthread_barrier_init (&b, NULL, 2) != 0) | |
67 | { | |
68 | puts ("barrier_init failed"); | |
69 | return 1; | |
70 | } | |
71 | ||
72 | pthread_t th; | |
73 | if (pthread_create (&th, NULL, tf, NULL) != 0) | |
74 | { | |
75 | puts ("1st create failed"); | |
76 | return 1; | |
77 | } | |
78 | ||
79 | int r = pthread_barrier_wait (&b); | |
80 | if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) | |
81 | { | |
82 | puts ("barrier_wait failed"); | |
83 | exit (1); | |
84 | } | |
85 | ||
86 | struct timespec ts = { .tv_sec = 0, .tv_nsec = 100000000 }; | |
87 | while (nanosleep (&ts, &ts) != 0) | |
88 | continue; | |
89 | ||
90 | puts ("going to cancel in-time"); | |
91 | if (pthread_cancel (th) != 0) | |
92 | { | |
93 | puts ("1st cancel failed"); | |
94 | return 1; | |
95 | } | |
96 | ||
97 | void *status; | |
98 | if (pthread_join (th, &status) != 0) | |
99 | { | |
100 | puts ("1st join failed"); | |
101 | return 1; | |
102 | } | |
103 | if (status != PTHREAD_CANCELED) | |
104 | { | |
105 | puts ("1st thread not canceled"); | |
106 | return 1; | |
107 | } | |
108 | ||
109 | if (cl_called == 0) | |
110 | { | |
111 | puts ("cleanup handler not called"); | |
112 | return 1; | |
113 | } | |
114 | if (cl_called > 1) | |
115 | { | |
116 | puts ("cleanup handler called more than once"); | |
117 | return 1; | |
118 | } | |
119 | ||
120 | puts ("in-time cancellation succeeded"); | |
121 | ||
122 | ||
123 | cl_called = 0; | |
124 | ||
125 | if (pthread_create (&th, NULL, tf, NULL) != 0) | |
126 | { | |
127 | puts ("2nd create failed"); | |
128 | return 1; | |
129 | } | |
130 | ||
131 | puts ("going to cancel early"); | |
132 | if (pthread_cancel (th) != 0) | |
133 | { | |
134 | puts ("2nd cancel failed"); | |
135 | return 1; | |
136 | } | |
137 | ||
138 | r = pthread_barrier_wait (&b); | |
139 | if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) | |
140 | { | |
141 | puts ("barrier_wait failed"); | |
142 | exit (1); | |
143 | } | |
144 | ||
145 | if (pthread_join (th, &status) != 0) | |
146 | { | |
147 | puts ("2nd join failed"); | |
148 | return 1; | |
149 | } | |
150 | if (status != PTHREAD_CANCELED) | |
151 | { | |
152 | puts ("2nd thread not canceled"); | |
153 | return 1; | |
154 | } | |
155 | ||
156 | if (cl_called == 0) | |
157 | { | |
158 | printf ("cleanup handler not called\n"); | |
159 | return 1; | |
160 | } | |
161 | if (cl_called > 1) | |
162 | { | |
163 | printf ("cleanup handler called more than once\n"); | |
164 | return 1; | |
165 | } | |
166 | ||
167 | puts ("early cancellation succeeded"); | |
168 | ||
169 | return 0; | |
170 | } | |
171 | ||
172 | #define TEST_FUNCTION do_test () | |
173 | #include "../test-skeleton.c" |