tis_write_lock(3) Library Functions Manual tis_write_lock(3)
tis_write_lock - Acquires the specified read-write lock for write access.
Standard C Library (libc.so, libc.a)
Address of the read-write lock to be acquired for write access.
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.
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.
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),
Manuals: Guide to DECthreads and Programmer's Guide delim off