From 144c447139eb6739d67c01a446bf00826316f624 Mon Sep 17 00:00:00 2001 From: patacongo Date: Wed, 30 Mar 2011 20:34:21 +0000 Subject: Move stdio.h functions in lib/ to lib/stdio git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3440 42af7a65-404d-4744-a932-0658087f49c3 --- nuttx/lib/stdio/lib_nullinstream.c | 78 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 nuttx/lib/stdio/lib_nullinstream.c (limited to 'nuttx/lib/stdio/lib_nullinstream.c') diff --git a/nuttx/lib/stdio/lib_nullinstream.c b/nuttx/lib/stdio/lib_nullinstream.c new file mode 100644 index 000000000..271cba396 --- /dev/null +++ b/nuttx/lib/stdio/lib_nullinstream.c @@ -0,0 +1,78 @@ +/**************************************************************************** + * lib/stdio/lib_nullinstream.c + * + * Copyright (C) 2007-2009, 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Files + ****************************************************************************/ + +#include +#include +#include "lib_internal.h" + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +static int nullinstream_getc(FAR struct lib_instream_s *this) +{ + return EOF; +} + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: lib_nullinstream + * + * Description: + * Initializes a NULL stream. The initialized stream will will return only + * EOF. + * + * Input parameters: + * nullinstream - User allocated, uninitialized instance of struct + * lib_instream_s to be initialized. + * + * Returned Value: + * None (User allocated instance initialized). + * + ****************************************************************************/ + +void lib_nullinstream(FAR struct lib_instream_s *nullinstream) +{ + nullinstream->get = nullinstream_getc; + nullinstream->nget = 0; +} + -- cgit v1.2.3