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author | Corinna Vinschen <corinna@vinschen.de> | 2003-10-27 11:48:29 +0000 |
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committer | Corinna Vinschen <corinna@vinschen.de> | 2003-10-27 11:48:29 +0000 |
commit | 072339664df6b89b2e106f6507b0dd65fc882d55 (patch) | |
tree | e1afe8736d111b63b23508c0fb5889bce3a628a1 /winsup/cygwin/include | |
parent | d845665e0f04feb9a0ef927fce1392568a51f90f (diff) | |
download | cygnal-072339664df6b89b2e106f6507b0dd65fc882d55.tar.gz cygnal-072339664df6b89b2e106f6507b0dd65fc882d55.tar.bz2 cygnal-072339664df6b89b2e106f6507b0dd65fc882d55.zip |
* cygwin.din: Add sem_close, sem_getvalue, sem_open and sem_timedwait.
* pthread.cc (+mangle_sem_name): New function.
(sem_open): Ditto.
(sem_close: Ditto.
(sem_timedwait): Ditto.
(sem_getvalue): Ditto.
* thread.cc (semaphore::semaphore): Rearrange member initialization.
Use appropriate security attribute for process shared semaphores.
(semaphore::semaphore): New constructor for named semaphores.
(semaphore::~semaphore): Care for semaphore name.
(semaphore::_post): Accomodate failing ReleaseSemaphore. Use value
returned by ReleaseSemaphore vor currentvalue.
(semaphore::_getvalue): New method.
(semaphore::_timedwait): Ditto.
(semaphore::_fixup_after_fork): Rearrange. Don't fail for process
shared semaphores.
(semaphore::open): New method.
(semaphore::timedwait): Ditto.
(semaphore::post): Fix return value. Set errno appropriately.
(semaphore::getvalue): New method.
* thread.h (class semaphore): Add prototypes for open, getvalue,
timedwait, _getvalue, _timedwait. Add prototypes for new constructor.
Add name member.
* include/semaphore.h: Add prototypes for sem_open, sem_close,
sem_timedwait and sem_getvalue.
include/cygwin/version.h: Bump API minor number.
Diffstat (limited to 'winsup/cygwin/include')
-rw-r--r-- | winsup/cygwin/include/cygwin/version.h | 3 | ||||
-rw-r--r-- | winsup/cygwin/include/semaphore.h | 4 |
2 files changed, 6 insertions, 1 deletions
diff --git a/winsup/cygwin/include/cygwin/version.h b/winsup/cygwin/include/cygwin/version.h index 0e26b0840..a3214e445 100644 --- a/winsup/cygwin/include/cygwin/version.h +++ b/winsup/cygwin/include/cygwin/version.h @@ -221,13 +221,14 @@ details. */ optreset, __check_rhosts_file, __rcmd_errstr. 95: Export shmat, shmctl, shmdt, shmget. 96: CW_GET_ERRNO_FROM_WINERROR addition to external.cc + 97: Export sem_open, sem_close, sem_timedwait, sem_getvalue. */ /* Note that we forgot to bump the api for ualarm, strtoll, strtoull */ #define CYGWIN_VERSION_API_MAJOR 0 -#define CYGWIN_VERSION_API_MINOR 96 +#define CYGWIN_VERSION_API_MINOR 97 /* There is also a compatibity version number associated with the shared memory regions. It is incremented when incompatible diff --git a/winsup/cygwin/include/semaphore.h b/winsup/cygwin/include/semaphore.h index 860c2bfca..96f7c6f88 100644 --- a/winsup/cygwin/include/semaphore.h +++ b/winsup/cygwin/include/semaphore.h @@ -30,9 +30,13 @@ extern "C" /* Semaphores */ int sem_init (sem_t * sem, int pshared, unsigned int value); int sem_destroy (sem_t * sem); + sem_t *sem_open (const char *name, int oflag, ...); + int sem_close (sem_t *sem); int sem_wait (sem_t * sem); int sem_trywait (sem_t * sem); + int sem_timedwait (sem_t * sem, const struct timespec *abstime); int sem_post (sem_t * sem); + int sem_getvalue (sem_t * sem, int *sval); #ifdef __cplusplus } |