debian man page for comedi_fileno

Query: comedi_fileno

OS: debian

Section: 3

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

COMEDI_FILENO(3)						 Comedi reference						  COMEDI_FILENO(3)

NAME
comedi_fileno - get file descriptor for open Comedilib device
SYNOPSIS
#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.
COPYRIGHT
Copyright (C) 1998-2003 David Schleef Copyright (C) 2001-2003, 2005, 2008 Frank Mori Hess Copyright (C) 2002-2003 Herman Bruyninckx Copyright (C) 2012 Bernd Porr Copyright (C) 2012 Ian Abbott This document is part of Comedilib. In the context of this document, the term "source code" as defined by the license is interpreted as the XML source. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, version 2.1 of the License. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. Comedi 07/06/2012 COMEDI_FILENO(3)
Related Man Pages
comedi_get_board_name(3) - debian
comedi_get_buffer_size(3) - debian
comedi_get_driver_name(3) - debian
comedi_get_read_subdevice(3) - debian
comedi_unlock(3) - debian
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