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Top Forums UNIX for Advanced & Expert Users Interprocess communication using pipes and fork Post 56921 by jim mcnamara on Thursday 14th of October 2004 01:44:44 PM
Old 10-14-2004
What do your read() / write() calls look like?
 

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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)
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