Prevent an implicit int promotion in malloc/tst-alloc_buffer.c
[glibc.git] / nptl / tst-tls4.c
blob15da980ea24ee052e11da3537481e6e6446c6561
1 /* Copyright (C) 2003-2017 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
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.
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.
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/>. */
19 #include <dlfcn.h>
20 #include <errno.h>
21 #include <pthread.h>
22 #include <stdint.h>
23 #include <stdio.h>
24 #include <stdlib.h>
25 #include <unistd.h>
27 #define N 3
29 void (*test1) (void), (*test2) (void);
31 pthread_barrier_t b2, b3;
33 static void *
34 tf (void *arg)
36 int i;
38 for (i = 0; i <= (uintptr_t) arg; ++i)
40 int r = pthread_barrier_wait (&b3);
41 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
43 puts ("tf: barrier_wait failed");
44 exit (1);
48 test1 ();
50 for (i = 0; i < 3; ++i)
52 int r = pthread_barrier_wait (&b3);
53 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
55 puts ("tf: barrier_wait failed");
56 exit (1);
60 test2 ();
62 for (i = 0; i < 3 - (uintptr_t) arg; ++i)
64 int r = pthread_barrier_wait (&b3);
65 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
67 puts ("tf: barrier_wait failed");
68 exit (1);
72 return NULL;
75 static void *
76 tf2 (void *arg)
78 int r = pthread_barrier_wait (&b2);
79 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
81 puts ("tf2: barrier_wait failed");
82 exit (1);
85 int i;
86 for (i = 0; i < N; ++i)
87 tf (arg);
88 return NULL;
91 int
92 do_test (void)
94 pthread_t th[2];
95 const char *modules[N]
96 = { "tst-tls4moda.so", "tst-tls4moda.so", "tst-tls4modb.so" };
98 if (pthread_barrier_init (&b2, NULL, 2) != 0)
100 puts ("barrier_init failed");
101 return 1;
104 if (pthread_barrier_init (&b3, NULL, 3) != 0)
106 puts ("barrier_init failed");
107 return 1;
110 if (pthread_create (&th[0], NULL, tf2, (void *) (uintptr_t) 1))
112 puts ("pthread_create failed");
113 return 1;
116 int r = pthread_barrier_wait (&b2);
117 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
119 puts ("barrier_wait failed");
120 return 1;
123 int i;
124 for (i = 0; i < N; ++i)
126 void *h = dlopen (modules[i], RTLD_LAZY);
127 if (h == NULL)
129 printf ("dlopen failed %s\n", dlerror ());
130 return 1;
133 test1 = dlsym (h, "test1");
134 if (test1 == NULL)
136 printf ("dlsym for test1 failed %s\n", dlerror ());
137 return 1;
140 test2 = dlsym (h, "test2");
141 if (test2 == NULL)
143 printf ("dlsym for test2 failed %s\n", dlerror ());
144 return 1;
147 if (pthread_create (&th[1], NULL, tf, (void *) (uintptr_t) 2))
149 puts ("pthread_create failed");
150 return 1;
153 tf ((void *) (uintptr_t) 0);
155 if (pthread_join (th[1], NULL) != 0)
157 puts ("join failed");
158 return 1;
161 if (dlclose (h))
163 puts ("dlclose failed");
164 return 1;
167 printf ("test %d with %s succeeded\n", i, modules[i]);
170 if (pthread_join (th[0], NULL) != 0)
172 puts ("join failed");
173 return 1;
176 return 0;
179 #define TIMEOUT 5
180 #define TEST_FUNCTION do_test ()
181 #include "../test-skeleton.c"