1 /* Copyright (C) 2003-2023 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
19 #include <semaphore.h>
25 #include <pthreaddef.h>
29 extern pthread_barrier_t b;
31 #define TOTAL_SIGS 1000
37 static __thread void (*fp) (void);
40 #define THE_SIG SIGUSR1
46 write (STDOUT_FILENO, "wrong signal\n", 13);
52 if (sem_post (&s) != 0)
54 write (STDOUT_FILENO, "sem_post failed\n", 16);
63 if ((uintptr_t) pthread_self () & (TCB_ALIGNMENT - 1))
65 puts ("thread's struct pthread not aligned enough");
71 puts ("fp not initially NULL");
77 pthread_barrier_wait (&b);
79 pthread_barrier_wait (&b);
81 if (nsigs != TOTAL_SIGS)
83 puts ("barrier_wait prematurely returns");