tis_write_unlock(3) [osf1 man page]
tis_write_unlock(3) Library Functions Manual tis_write_unlock(3) NAME
tis_write_unlock - Unlocks the specified read-write lock that was acquired for write access. LIBRARY
Standard C Library (libc.so, libc.a) SYNOPSIS
#include <tis.h> int tis_write_unlock( tis_rwlock_t *lock); STANDARDS
None PARAMETERS
Address of the read-write lock to be unlocked. DESCRIPTION
This routine unlocks a read-write lock that was acquired for write access. Upon completion of this routine, any thread waiting to acquire the lock for read access will have those acquisitions granted. If no threads are waiting to acquire the lock for read access, then a thread waiting to acquire it for write access will have that acquisition granted. RETURN VALUES
If an error condition occurs, this routine returns an integer value indicating the type of error. Possible return values are as follows: Successful completion. The value specified by *lock is invalid. ERRORS
None RELATED INFORMATION
Functions: tis_read_lock(3), tis_read_trylock(3), tis_read_unlock(3), tis_rwlock_init(3), tis_rwlock_destroy(3), tis_write_lock(3), tis_write_trylock(3) Manuals: Guide to DECthreads and Programmer's Guide delim off tis_write_unlock(3)
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tis_write_lock(3) Library Functions Manual tis_write_lock(3) NAME
tis_write_lock - Acquires the specified read-write lock for write access. LIBRARY
Standard C Library (libc.so, libc.a) SYNOPSIS
#include <tis.h> int tis_write_lock( tis_rwlock_t *lock); STANDARDS
None PARAMETERS
Address of the read-write lock to be acquired for write access. DESCRIPTION
This routine acquires a read-write lock for write access. This routine waits for any other active locks (for either read or write access) to be unlocked before this acquisition request is granted. This routine returns when the specified read-write lock is acquired for write access. RETURN VALUES
If an error condition occurs, this routine returns an integer value indicating the type of error. Possible return values are as follows: Successful completion. The value specified by lock is not a valid read-write lock. ERRORS
None RELATED INFORMATION
Functions: tis_read_lock(3), tis_read_trylock(3), tis_read_unlock(3), tis_rwlock_destroy(3), tis_rwlock_init(3), tis_write_trylock(3), tis_write_unlock(3) Manuals: Guide to DECthreads and Programmer's Guide delim off tis_write_lock(3)