shm_unlink

Arguments

Returns

t on success, or nil on failure, with errno set.

Description

This function is currently only available in QNX 4. It attempts to remove the shared object, share_name. If more than one process or link into the shared memory area exists the shared object will not be removed.

Possible values of errno are:

• EACCESS Permission to unlink the object is denied

• ENAMETOOLONG The lenght of the name of the object is too long

• ENOENT The named shared memory object does not exist.

• ENOSYS This function is not supported by this implementation.

Example

    Gamma> shm_unlink("card_mem");
    t
    Gamma> 
    		

See Also

shm_open, mmap