f8f81596a3
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4538 42af7a65-404d-4744-a932-0658087f49c3
137 lines
4.6 KiB
C
137 lines
4.6 KiB
C
/****************************************************************************
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* examples/nsh/nsh_main.c
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*
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* Copyright (C) 2007-2012 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/stat.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <sched.h>
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#include <errno.h>
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#include <nuttx/arch.h>
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#include <apps/nsh.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* The NSH telnet console requires networking support (and TCP/IP) */
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#ifndef CONFIG_NET
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# undef CONFIG_NSH_TELNET
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#endif
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: user_start
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****************************************************************************/
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int user_start(int argc, char *argv[])
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{
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int exitval = 0;
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int ret;
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/* Call all C++ static constructors */
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#if defined(CONFIG_HAVE_CXX) && defined(CONFIG_HAVE_CXXINITIALIZE)
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up_cxxinitialize();
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#endif
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/* Initialize the NSH library */
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nsh_initialize();
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/* If the Telnet console is selected as a front-end, then start the
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* Telnet daemon.
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*/
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#ifdef CONFIG_NSH_TELNET
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ret = nsh_telnetstart();
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if (ret < 0)
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{
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/* The daemon is NOT running. Report the the error then fail...
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* either with the serial console up or just exiting.
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*/
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fprintf(stderr, "ERROR: Failed to start TELNET daemon: %d\n", ret);
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exitval = 1;
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}
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#endif
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/* If the serial console front end is selected, then run it on this thread */
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#ifdef CONFIG_NSH_CONSOLE
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ret = nsh_consolemain(0, NULL);
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/* nsh_consolemain() should not return. So if we get here, something
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* is wrong.
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*/
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fprintf(stderr, "ERROR: nsh_consolemain() returned: %d\n", ret);
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exitval = 1;
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#endif
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return exitval;
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}
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