Remove unnecessary uses of NOT_IN_libc
[glibc.git] / nptl / tst-tls3.c
blob48d56a5eb4d0a65390fc88f1fc3c3115daf73ce6
1 /* Copyright (C) 2003-2014 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@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 <signal.h>
23 #include <semaphore.h>
24 #include <stdint.h>
25 #include <stdio.h>
26 #include <stdlib.h>
27 #include <unistd.h>
28 #include <pthreaddef.h>
30 #define THE_SIG SIGUSR1
33 #define N 10
34 static pthread_t th[N];
37 #define CB(n) \
38 static void \
39 cb##n (void) \
40 { \
41 if (th[n] != pthread_self ()) \
42 { \
43 write (STDOUT_FILENO, "wrong callback\n", 15); \
44 _exit (1); \
45 } \
47 CB (0)
48 CB (1)
49 CB (2)
50 CB (3)
51 CB (4)
52 CB (5)
53 CB (6)
54 CB (7)
55 CB (8)
56 CB (9)
57 static void (*cbs[]) (void) =
59 cb0, cb1, cb2, cb3, cb4, cb5, cb6, cb7, cb8, cb9
63 sem_t s;
66 pthread_barrier_t b;
68 #define TOTAL_SIGS 1000
69 int nsigs;
72 int
73 do_test (void)
75 if ((uintptr_t) pthread_self () & (TCB_ALIGNMENT - 1))
77 puts ("initial thread's struct pthread not aligned enough");
78 exit (1);
81 if (pthread_barrier_init (&b, NULL, N + 1) != 0)
83 puts ("barrier_init failed");
84 exit (1);
87 if (sem_init (&s, 0, 0) != 0)
89 puts ("sem_init failed");
90 exit (1);
93 void *h = dlopen ("tst-tls3mod.so", RTLD_LAZY);
94 if (h == NULL)
96 puts ("dlopen failed");
97 exit (1);
100 void *(*tf) (void *) = dlsym (h, "tf");
101 if (tf == NULL)
103 puts ("dlsym for tf failed");
104 exit (1);
107 struct sigaction sa;
108 sa.sa_handler = dlsym (h, "handler");
109 if (sa.sa_handler == NULL)
111 puts ("dlsym for handler failed");
112 exit (1);
114 sigemptyset (&sa.sa_mask);
115 sa.sa_flags = 0;
116 if (sigaction (THE_SIG, &sa, NULL) != 0)
118 puts ("sigaction failed");
119 exit (1);
122 pthread_attr_t a;
124 if (pthread_attr_init (&a) != 0)
126 puts ("attr_init failed");
127 exit (1);
130 if (pthread_attr_setstacksize (&a, 1 * 1024 * 1024) != 0)
132 puts ("attr_setstacksize failed");
133 return 1;
136 int r;
137 for (r = 0; r < 10; ++r)
139 int i;
140 for (i = 0; i < N; ++i)
141 if (pthread_create (&th[i], &a, tf, cbs[i]) != 0)
143 puts ("pthread_create failed");
144 exit (1);
147 nsigs = 0;
149 pthread_barrier_wait (&b);
151 sigset_t ss;
152 sigemptyset (&ss);
153 sigaddset (&ss, THE_SIG);
154 if (pthread_sigmask (SIG_BLOCK, &ss, NULL) != 0)
156 puts ("pthread_sigmask failed");
157 exit (1);
160 /* Start sending signals. */
161 for (i = 0; i < TOTAL_SIGS; ++i)
163 if (kill (getpid (), THE_SIG) != 0)
165 puts ("kill failed");
166 exit (1);
169 if (TEMP_FAILURE_RETRY (sem_wait (&s)) != 0)
171 puts ("sem_wait failed");
172 exit (1);
175 ++nsigs;
178 pthread_barrier_wait (&b);
180 if (pthread_sigmask (SIG_UNBLOCK, &ss, NULL) != 0)
182 puts ("pthread_sigmask failed");
183 exit (1);
186 for (i = 0; i < N; ++i)
187 if (pthread_join (th[i], NULL) != 0)
189 puts ("join failed");
190 exit (1);
194 if (pthread_attr_destroy (&a) != 0)
196 puts ("attr_destroy failed");
197 exit (1);
200 return 0;
204 #define TIMEOUT 5
205 #define TEST_FUNCTION do_test ()
206 #include "../test-skeleton.c"