table of contents
| IEEE1284_CLAIM(3) | Functions | IEEE1284_CLAIM(3) |
NAME¶
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¶
AUTHOR¶
Tim Waugh <twaugh@redhat.com>
Author.
COPYRIGHT¶
Copyright © 2001-2003 Tim Waugh
| 05/05/2014 | [FIXME: source] |