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author | Andrew Hsieh <andrewhsieh@google.com> | 2013-09-06 18:37:46 +0800 |
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committer | Andrew Hsieh <andrewhsieh@google.com> | 2013-09-06 19:04:40 +0800 |
commit | 6986c6e7f06bb3bdedfc3bb08694da9b1227048c (patch) | |
tree | 5c0f01f1f54d9040100858182232c1fb4134b58f /9/platforms/android-18/arch-arm/usr/include/semaphore.h | |
parent | 30ee84f92cb832c789366c516fcadb718ccc25e8 (diff) | |
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Add NDK r9 part 1/2: platforms/
Change-Id: Ie572e90ffda7f982d931dda1a9f5a0c68953a762
Diffstat (limited to '9/platforms/android-18/arch-arm/usr/include/semaphore.h')
-rw-r--r-- | 9/platforms/android-18/arch-arm/usr/include/semaphore.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/9/platforms/android-18/arch-arm/usr/include/semaphore.h b/9/platforms/android-18/arch-arm/usr/include/semaphore.h new file mode 100644 index 0000000..30e3123 --- /dev/null +++ b/9/platforms/android-18/arch-arm/usr/include/semaphore.h @@ -0,0 +1,58 @@ +/* + * Copyright (C) 2008 The Android Open Source Project + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +#ifndef _SEMAPHORE_H +#define _SEMAPHORE_H + +#include <sys/cdefs.h> + +__BEGIN_DECLS + +typedef struct { + volatile unsigned int count; +} sem_t; + +#define SEM_FAILED NULL + +extern int sem_init(sem_t *sem, int pshared, unsigned int value); + +extern int sem_close(sem_t *); +extern int sem_destroy(sem_t *); +extern int sem_getvalue(sem_t *, int *); +extern int sem_init(sem_t *, int, unsigned int); +extern sem_t *sem_open(const char *, int, ...); +extern int sem_post(sem_t *); +extern int sem_trywait(sem_t *); +extern int sem_unlink(const char *); +extern int sem_wait(sem_t *); + +struct timespec; +extern int sem_timedwait(sem_t *sem, const struct timespec *abs_timeout); + +__END_DECLS + +#endif /* _SEMAPHORE_H */ |