Overview

Namespace

Class

Index

Help

---

---

osl_acquireSemaphore

extern "C"
sal_Bool osl_acquireSemaphore(

oslSemaphore

Semaphore );

virtual	abstract	const	volatile	template	static	inline	C-linkage
NO	NO	NO	NO	NO	NO	NO	YES

Summary

acquire()decreases the count. It will block if it tries to
decrease below zero.

Return

False if the system-call failed.

---

osl_createSemaphore

extern "C"
oslSemaphore osl_createSemaphore(

sal_uInt32

initialCount );

virtual	abstract	const	volatile	template	static	inline	C-linkage
NO	NO	NO	NO	NO	NO	NO	YES

Summary

Creates a semaphore.<BR>

Parameters

InitialCount

denotes the starting value the semaphore. If you set it to zero, the first acquire() blocks. Otherwise InitialCount acquire()s are immedeatly successfull.

Return

0 if the semaphore could not be created, otherwise a handle to the sem.

---

osl_destroySemaphore

extern "C"
void osl_destroySemaphore(

oslSemaphore

Semaphore );

virtual	abstract	const	volatile	template	static	inline	C-linkage
NO	NO	NO	NO	NO	NO	NO	YES

Summary

Release the OS-structures and free semaphore data-structure

Return

fbbb

---

osl_releaseSemaphore

extern "C"
sal_Bool osl_releaseSemaphore(

oslSemaphore

Semaphore );

virtual	abstract	const	volatile	template	static	inline	C-linkage
NO	NO	NO	NO	NO	NO	NO	YES

Summary

release()increases the count.

Return

False if the system-call failed.

---

osl_tryToAcquireSemaphore

extern "C"
sal_Bool osl_tryToAcquireSemaphore(

oslSemaphore

Semaphore );

virtual	abstract	const	volatile	template	static	inline	C-linkage
NO	NO	NO	NO	NO	NO	NO	YES

Description

tryToAcquire()tries to decreases the count. It will 
return with False if it would decrease the count below zero.
(When acquire() would block.) If it could successfully 
decrease the count, it will return True.

---

Top of Page

---

Copyright 2002 Sun Microsystems, Inc., 901 San Antonio Road, Palo Alto, CA 94303 USA.