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f7a9f785 | 1 | /* Copyright (C) 2003-2016 Free Software Foundation, Inc. |
44e94149 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Jakub Jelinek <jakub@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/>. */ | |
44e94149 UD |
18 | |
19 | #include <pthread.h> | |
20 | #include <stdio.h> | |
21 | #include <stdlib.h> | |
22 | #include <unistd.h> | |
23 | ||
24 | /* LinuxThreads pthread_cleanup_{push,pop} helpers. */ | |
25 | extern void _pthread_cleanup_push (struct _pthread_cleanup_buffer *__buffer, | |
26 | void (*__routine) (void *), | |
27 | void *__arg); | |
28 | extern void _pthread_cleanup_pop (struct _pthread_cleanup_buffer *__buffer, | |
29 | int __execute); | |
30 | ||
31 | static int fds[2]; | |
32 | static pthread_barrier_t b2; | |
33 | static int global; | |
34 | ||
35 | /* Defined in tst-cleanup4aux.c, never compiled with -fexceptions. */ | |
36 | extern void fn5 (void); | |
37 | extern void fn7 (void); | |
38 | extern void fn9 (void); | |
39 | ||
40 | void | |
41 | clh (void *arg) | |
42 | { | |
43 | int val = (long int) arg; | |
44 | ||
45 | printf ("clh (%d)\n", val); | |
46 | ||
47 | global *= val; | |
48 | global += val; | |
49 | } | |
50 | ||
51 | ||
52 | static __attribute__((noinline)) void | |
53 | fn_read (void) | |
54 | { | |
55 | int r = pthread_barrier_wait (&b2); | |
56 | if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) | |
57 | { | |
58 | printf ("%s: barrier_wait failed\n", __FUNCTION__); | |
59 | exit (1); | |
60 | } | |
61 | ||
62 | char c; | |
63 | read (fds[0], &c, 1); | |
64 | } | |
65 | ||
66 | ||
67 | __attribute__((noinline)) void | |
68 | fn0 (void) | |
69 | { | |
70 | pthread_cleanup_push (clh, (void *) 1l); | |
71 | ||
72 | fn_read (); | |
73 | ||
74 | pthread_cleanup_pop (1); | |
75 | } | |
76 | ||
77 | ||
78 | __attribute__((noinline)) void | |
79 | fn1 (void) | |
80 | { | |
81 | /* This is the old LinuxThreads pthread_cleanup_{push,pop}. */ | |
82 | struct _pthread_cleanup_buffer b; | |
83 | _pthread_cleanup_push (&b, clh, (void *) 2l); | |
84 | ||
85 | fn0 (); | |
86 | ||
87 | _pthread_cleanup_pop (&b, 1); | |
88 | } | |
89 | ||
90 | ||
91 | static __attribute__((noinline)) void | |
92 | fn2 (void) | |
93 | { | |
94 | pthread_cleanup_push (clh, (void *) 3l); | |
95 | ||
96 | fn1 (); | |
97 | ||
98 | pthread_cleanup_pop (1); | |
99 | } | |
100 | ||
101 | ||
102 | static void * | |
103 | tf (void *a) | |
104 | { | |
105 | switch ((long) a) | |
106 | { | |
107 | case 0: | |
108 | fn2 (); | |
109 | break; | |
110 | case 1: | |
111 | fn5 (); | |
112 | break; | |
113 | case 2: | |
114 | fn7 (); | |
115 | break; | |
116 | case 3: | |
117 | fn9 (); | |
118 | break; | |
119 | } | |
120 | ||
121 | return NULL; | |
122 | } | |
123 | ||
124 | ||
125 | int | |
126 | do_test (void) | |
127 | { | |
128 | int result = 0; | |
129 | ||
130 | if (pipe (fds) != 0) | |
131 | { | |
132 | puts ("pipe failed"); | |
133 | exit (1); | |
134 | } | |
135 | ||
136 | if (pthread_barrier_init (&b2, NULL, 2) != 0) | |
137 | { | |
138 | puts ("b2 init failed"); | |
139 | exit (1); | |
140 | } | |
141 | ||
142 | const int expect[] = | |
143 | { | |
144 | 15, /* 1 2 3 */ | |
145 | 276, /* 1 4 5 6 */ | |
146 | 120, /* 1 7 8 */ | |
147 | 460 /* 1 2 9 10 */ | |
148 | }; | |
149 | ||
150 | long i; | |
151 | for (i = 0; i < 4; ++i) | |
152 | { | |
153 | global = 0; | |
154 | ||
155 | printf ("test %ld\n", i); | |
156 | ||
157 | pthread_t th; | |
158 | if (pthread_create (&th, NULL, tf, (void *) i) != 0) | |
159 | { | |
160 | puts ("create failed"); | |
161 | exit (1); | |
162 | } | |
163 | ||
164 | int e = pthread_barrier_wait (&b2); | |
165 | if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) | |
166 | { | |
167 | printf ("%s: barrier_wait failed\n", __FUNCTION__); | |
168 | exit (1); | |
169 | } | |
170 | ||
171 | pthread_cancel (th); | |
172 | ||
173 | void *r; | |
174 | if ((e = pthread_join (th, &r)) != 0) | |
175 | { | |
176 | printf ("join failed: %d\n", e); | |
177 | _exit (1); | |
178 | } | |
179 | ||
180 | if (r != PTHREAD_CANCELED) | |
181 | { | |
182 | puts ("thread not canceled"); | |
183 | exit (1); | |
184 | } | |
185 | ||
186 | if (global != expect[i]) | |
187 | { | |
188 | printf ("global = %d, expected %d\n", global, expect[i]); | |
189 | result = 1; | |
190 | } | |
191 | } | |
192 | ||
193 | return result; | |
194 | } | |
195 | ||
196 | #define TEST_FUNCTION do_test () | |
197 | #include "../test-skeleton.c" |