basic_io.c

FreeRTOS source code as bundled with the book "Using FreeRTOS Real-Time Kernel - A Practical Approac

/*
	FreeRTOS.org V5.0.4 - Copyright (C) 2003-2008 Richard Barry.

	This file is part of the FreeRTOS.org distribution.

	FreeRTOS.org is free software; you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation; either version 2 of the License, or
	(at your option) any later version.

	FreeRTOS.org is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with FreeRTOS.org; if not, write to the Free Software
	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

	A special exception to the GPL can be applied should you wish to distribute
	a combined work that includes FreeRTOS.org, without being obliged to provide
	the source code for any proprietary components.  See the licensing section
	of http://www.FreeRTOS.org for full details of how and when the exception
	can be applied.

    ***************************************************************************
    ***************************************************************************
    *                                                                         *
    * SAVE TIME AND MONEY!  We can port FreeRTOS.org to your own hardware,    *
    * and even write all or part of your application on your behalf.          *
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    ***************************************************************************

	Please ensure to read the configuration and relevant port sections of the
	online documentation.

	http://www.FreeRTOS.org - Documentation, latest information, license and
	contact details.

	http://www.SafeRTOS.com - A version that is certified for use in safety
	critical systems.

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*/
#include <stdio.h>
#include <conio.h>

#include "FreeRTOS.h"
#include "task.h"

void vPrintString( const portCHAR *pcString )
{
	/* Print the string, suspending the scheduler as method of mutual
	exclusion. */
	vTaskSuspendAll();
	{
		printf( "%s", pcString );
		fflush( stdout );
	}
	xTaskResumeAll();

    /* Allow any key to stop the application running.  A real application that
    actually used the key value should protect access to the keyboard too. */
	if( kbhit() )
	{
		vTaskEndScheduler();
	}
}
/*-----------------------------------------------------------*/

void vPrintStringAndNumber( const portCHAR *pcString, unsigned portLONG ulValue )
{
	/* Print the string, suspending the scheduler as method of mutual
	exclusion. */
	vTaskSuspendAll();
	{
		printf( "%s %lu\r\n", pcString, ulValue );
		fflush( stdout );
	}
	xTaskResumeAll();

	/* Allow any key to stop the application running. */
	if( kbhit() )
	{
		vTaskEndScheduler();
	}
}