| /**************************************************************************** |
| * sched_setupstreams.c |
| * |
| * Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved. |
| * Author: Gregory Nutt <spudmonkey@racsa.co.cr> |
| * |
| * 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 <nuttx/fs.h> |
| #include <nuttx/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 |
| * fd = 1 is stdout |
| * fd = 2 is stderr |
| */ |
| |
| (void)lib_fdopen(0, "r", tcb->filelist, tcb->streams); |
| (void)lib_fdopen(1, "w", tcb->filelist, tcb->streams); |
| (void)lib_fdopen(2, "w", tcb->filelist, tcb->streams); |
| } |
| |
| return OK; |
| } |
| |
| #endif /* CONFIG_NFILE_STREAMS && CONFIG_NFILE_STREAMS */ |