/****************************************************************************
* apps/namedaps/exec_namedapp.c
*
* Copyright (C) 2011 Uros Platise. All rights reserved.
* Author: Uros Platise <uros.platise@isotel.eu>
*
* With updates, modifications, and general maintenance by:
*
* Copyright (C) 2012 Gregory Nutt. All rights reserved.
* Auther: 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 <apps/apps.h>
#include <sched.h>
#include <string.h>
#include <errno.h>
#include "namedapp.h"
/****************************************************************************
* Private Types
****************************************************************************/
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: namedapp_getname
*
* Description:
* Return the name of the application at index in the table of named
* applications.
*
****************************************************************************/
const char *namedapp_getname(int index)
{
if (index < 0 || index >= number_namedapps())
{
return NULL;
}
return namedapps[index].name;
}
/****************************************************************************
* Name: namedapp_isavail
*
* Description:
* Return the index into the table of applications for the applicaiton with
* the name 'appname'.
*
****************************************************************************/
int namedapp_isavail(FAR const char *appname)
{
int i;
for (i = 0; namedapps[i].name; i++)
{
if (!strcmp(namedapps[i].name, appname))
{
return i;
}
}
set_errno(ENOENT);
return ERROR;
}
/****************************************************************************
* Name: namedapp_isavail
*
* Description:
* Execute the application with name 'appname', providing the arguments
* in the argv[] array.
*
****************************************************************************/
int exec_namedapp(FAR const char *appname, FAR const char **argv)
{
int i;
if ((i = namedapp_isavail(appname)) >= 0)
{
#ifndef CONFIG_CUSTOM_STACK
i = task_create(namedapps[i].name, namedapps[i].priority,
namedapps[i].stacksize, namedapps[i].main,
(argv) ? &argv[1] : (const char **)NULL);
#else
i = task_create(namedapps[i].name, namedapps[i].priority, namedapps[i].main,
(argv) ? &argv[1] : (const char **)NULL);
#endif
#if CONFIG_RR_INTERVAL > 0
if (i > 0)
{
struct sched_param param;
sched_getparam(0, ¶m);
sched_setscheduler(i, SCHED_RR, ¶m);
}
#endif
}
return i;
}