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1/* Copyright (C) 2003-2019 Free Software Foundation, Inc.
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
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
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. */
25extern void _pthread_cleanup_push (struct _pthread_cleanup_buffer *__buffer,
26 void (*__routine) (void *),
27 void *__arg);
28extern void _pthread_cleanup_pop (struct _pthread_cleanup_buffer *__buffer,
29 int __execute);
30
31static int fds[2];
32static pthread_barrier_t b2;
33static int global;
34
35/* Defined in tst-cleanup4aux.c, never compiled with -fexceptions. */
36extern void fn5 (void);
37extern void fn7 (void);
38extern void fn9 (void);
39
40void
41clh (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
52static __attribute__((noinline)) void
53fn_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
68fn0 (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
79fn1 (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
91static __attribute__((noinline)) void
92fn2 (void)
93{
94 pthread_cleanup_push (clh, (void *) 3l);
95
96 fn1 ();
97
98 pthread_cleanup_pop (1);
99}
100
101
102static void *
103tf (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
125int
126do_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"
198

Warning: That file was not part of the compilation database. It may have many parsing errors.