ieee1284_claim man page

ieee1284_claim — 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

ieee1284_release(3)

Author

Tim Waugh <twaugh@redhat.com>

Author.

Referenced By

ieee1284_read_data(3), ieee1284_release(3), libieee1284(3).

07/19/2016 [FIXME: source] Functions