ieee1284_claim - Man Page
claim access to the port
Synopsis
#include <ieee1284.h>
int ieee1284_claim(struct parport *port);
Description
With the exception of ieee1284_get_deviceid(3), ieee1284_claim must be called on an open port before any other libieee1284 function for accessing a device on it.
Return Value
- E1284_OK
Success. Note that, unless the F1284_EXCL flag was specified to start with, the port should be released within a “reasonable” amount of time.
- E1284_NOMEM
There is not enough memory.
- E1284_INVALIDPORT
The port parameter is invalid (for instance, it might not have been opened yet).
- E1284_SYS
There was a problem at the operating system level. The global variable errno has been set appropriately.
See Also
Author
Tim Waugh <twaugh@redhat.com>
Author.
Copyright
Copyright © 2001-2003 Tim Waugh
Referenced By
ieee1284_read_data(3), ieee1284_release(3), libieee1284(3).
07/18/2024 Functions