NAME    [Toc]    [Back]

       tis_write_lock  -  Acquires  the specified read-write lock
       for write access

SYNOPSIS    [Toc]    [Back]

       #include <tis.h>

       int tis_write_lock(
               tis_rwlock_t *lock );

LIBRARY    [Toc]    [Back]

       Standard C Library (libc.so, libc.a)

STANDARDS    [Toc]    [Back]

       None

PARAMETERS    [Toc]    [Back]

       Address of the read-write lock to be  acquired  for  write
       access.

DESCRIPTION    [Toc]    [Back]

       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    [Toc]    [Back]

       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    [Toc]    [Back]

       None

SEE ALSO    [Toc]    [Back]

       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



                                                tis_write_lock(3)