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[glibc/history.git] / nptl / tst-tls4.c
blob52775dee8c22d6e6fb9bf39d9dc94f66caec87ec
1 /* Copyright (C) 2003 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, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18 02111-1307 USA. */
20 #include <dlfcn.h>
21 #include <errno.h>
22 #include <pthread.h>
23 #include <stdio.h>
24 #include <stdlib.h>
25 #include <unistd.h>
26 #include <tls.h>
28 #if HAVE___THREAD && defined HAVE_TLS_MODEL_ATTRIBUTE
30 #define N 3
32 void (*test1) (void), (*test2) (void);
34 pthread_barrier_t b2, b3;
36 static void *
37 tf (void *arg)
39 int i;
41 for (i = 0; i <= (uintptr_t) arg; ++i)
43 int r = pthread_barrier_wait (&b3);
44 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
46 puts ("tf: barrier_wait failed");
47 exit (1);
51 test1 ();
53 for (i = 0; i < 3; ++i)
55 int r = pthread_barrier_wait (&b3);
56 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
58 puts ("tf: barrier_wait failed");
59 exit (1);
63 test2 ();
65 for (i = 0; i < 3 - (uintptr_t) arg; ++i)
67 int r = pthread_barrier_wait (&b3);
68 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
70 puts ("tf: barrier_wait failed");
71 exit (1);
75 return NULL;
78 static void *
79 tf2 (void *arg)
81 int r = pthread_barrier_wait (&b2);
82 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
84 puts ("tf2: barrier_wait failed");
85 exit (1);
88 int i;
89 for (i = 0; i < N; ++i)
90 tf (arg);
91 return NULL;
94 int
95 do_test (void)
97 pthread_t th[2];
98 const char *modules[N]
99 = { "tst-tls4moda.so", "tst-tls4moda.so", "tst-tls4modb.so" };
101 if (pthread_barrier_init (&b2, NULL, 2) != 0)
103 puts ("barrier_init failed");
104 return 1;
107 if (pthread_barrier_init (&b3, NULL, 3) != 0)
109 puts ("barrier_init failed");
110 return 1;
113 if (pthread_create (&th[0], NULL, tf2, (void *) (uintptr_t) 1))
115 puts ("pthread_create failed");
116 return 1;
119 int r = pthread_barrier_wait (&b2);
120 if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
122 puts ("barrier_wait failed");
123 return 1;
126 int i;
127 for (i = 0; i < N; ++i)
129 void *h = dlopen (modules[i], RTLD_LAZY);
130 if (h == NULL)
132 printf ("dlopen failed %s\n", dlerror ());
133 return 1;
136 test1 = dlsym (h, "test1");
137 if (test1 == NULL)
139 printf ("dlsym for test1 failed %s\n", dlerror ());
140 return 1;
143 test2 = dlsym (h, "test2");
144 if (test2 == NULL)
146 printf ("dlsym for test2 failed %s\n", dlerror ());
147 return 1;
150 if (pthread_create (&th[1], NULL, tf, (void *) (uintptr_t) 2))
152 puts ("pthread_create failed");
153 return 1;
156 tf ((void *) (uintptr_t) 0);
158 if (pthread_join (th[1], NULL) != 0)
160 puts ("join failed");
161 return 1;
164 if (dlclose (h))
166 puts ("dlclose failed");
167 return 1;
170 printf ("test %d with %s succeeded\n", i, modules[i]);
173 if (pthread_join (th[0], NULL) != 0)
175 puts ("join failed");
176 return 1;
179 return 0;
182 #define TIMEOUT 5
183 #define TEST_FUNCTION do_test ()
185 #else
187 #define TEST_FUNCTION 0
189 #endif
191 #include "../test-skeleton.c"