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git.ipfire.org Git - thirdparty/binutils-gdb.git/blob - gdb/testsuite/gdb.threads/pthread_cond_wait.c
1 /* A small multi-threaded test case.
3 Copyright 2004, 2007 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
27 cond_wait (pthread_cond_t
*cond
, pthread_mutex_t
*mut
)
29 pthread_mutex_lock(mut
);
30 pthread_cond_wait (cond
, mut
);
31 pthread_mutex_unlock (mut
);
40 pthread_mutex_init (&mut
, NULL
);
41 pthread_cond_init (&cond
, NULL
);
43 /* Wait for a condition that will never be signaled, so we effectively
44 block the thread here. */
45 cond_wait (&cond
, &mut
);
49 forever_pthread (void *unused
)
57 /* Just an anchor to help putting a breakpoint. */
64 const struct timespec ts
= { 0, 10000000 }; /* 0.01 sec */
66 pthread_create (&forever
, NULL
, forever_pthread
, NULL
);
69 nanosleep (&ts
, NULL
);