You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
83 lines
3.2 KiB
83 lines
3.2 KiB
/**************************************************************************** |
|
* sched_setupstreams.c |
|
* |
|
* Copyright (C) 2007-2008, 2010-2012 Gregory Nutt. All rights reserved. |
|
* Author: Gregory Nutt <gnutt@nuttx.org> |
|
* |
|
* 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 <nuttx/config.h> |
|
|
|
#include <sched.h> |
|
#include <fcntl.h> |
|
|
|
#include <nuttx/fs/fs.h> |
|
#include <nuttx/net/net.h> |
|
#include <nuttx/lib.h> |
|
|
|
#if CONFIG_NFILE_DESCRIPTORS > 0 && CONFIG_NFILE_STREAMS > 0 |
|
|
|
/**************************************************************************** |
|
* Private Functions |
|
****************************************************************************/ |
|
|
|
/**************************************************************************** |
|
* Public Functions |
|
****************************************************************************/ |
|
|
|
int sched_setupstreams(FAR _TCB *tcb) |
|
{ |
|
/* Allocate file strems for the TCB */ |
|
|
|
tcb->streams = lib_alloclist(); |
|
if (tcb->streams) |
|
{ |
|
/* fdopen to get the stdin, stdout and stderr streams. |
|
* The following logic depends on the fact that the library |
|
* layer will allocate FILEs in order. |
|
* |
|
* fd = 0 is stdin (read-only) |
|
* fd = 1 is stdout (write-only, append) |
|
* fd = 2 is stderr (write-only, append) |
|
*/ |
|
|
|
(void)fs_fdopen(0, O_RDONLY, tcb); |
|
(void)fs_fdopen(1, O_WROK|O_CREAT, tcb); |
|
(void)fs_fdopen(2, O_WROK|O_CREAT, tcb); |
|
} |
|
|
|
return OK; |
|
} |
|
|
|
#endif /* CONFIG_NFILE_STREAMS && CONFIG_NFILE_STREAMS */
|
|
|