table of contents
COMEDI_FILENO(3) | Comedi reference | COMEDI_FILENO(3) |
NAME¶
comedi_fileno - get file descriptor for open Comedilib deviceSYNOPSIS¶
#include <comedilib.h>
int
comedi_fileno(comedi_t * device);
DESCRIPTION¶
The function comedi_fileno returns the file descriptor for the device device. This descriptor can then be used as the file descriptor parameter of read, write, etc. This function is intended to mimic the standard C library function fileno. The returned file descriptor should not be closed, and will become invalid when comedi_close is called on device.RETURN VALUE¶
A file descriptor, or -1 on error.AUTHORS¶
David Schleef <ds@schleef.org>Author.
Frank Mori Hess <fmhess@users.sourceforge.net>
Author.
Herman Bruyninckx <Herman.Bruyninckx@mech.kuleuven.ac.be>
Author.
Bernd Porr <tech@linux-usb-daq.co.uk>
Author.
Ian Abbott <abbotti@mev.co.uk>
Author.
Éric Piel <piel@delmic.com>
Author.
COPYRIGHT¶
Copyright © 1998-2003 David Schleef07/14/2014 | Comedi |