e467b61785
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4964 42af7a65-404d-4744-a932-0658087f49c3
105 lines
2.9 KiB
C
105 lines
2.9 KiB
C
/*
|
|
* FreeModbus Libary: NuttX Port
|
|
* Based on the FreeModbus Linux port by:
|
|
*
|
|
* Copyright (C) 2006 Christian Walter <wolti@sil.at>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
* File: $Id: portother.c,v 1.1 2006/08/01 20:58:49 wolti Exp $
|
|
*/
|
|
|
|
/* ----------------------- Standard includes --------------------------------*/
|
|
#include <nuttx/config.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <stdarg.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
#include <pthread.h>
|
|
|
|
#include "port.h"
|
|
|
|
/* ----------------------- Modbus includes ----------------------------------*/
|
|
#include <apps/modbus/mb.h>
|
|
#include <apps/modbus/mbport.h>
|
|
|
|
/* ----------------------- Defines ------------------------------------------*/
|
|
#define NELEMS( x ) ( sizeof( ( x ) )/sizeof( ( x )[0] ) )
|
|
|
|
/* ----------------------- Static variables ---------------------------------*/
|
|
static FILE *fLogFile = NULL;
|
|
static eMBPortLogLevel eLevelMax = MB_LOG_DEBUG;
|
|
static pthread_mutex_t xLock = PTHREAD_MUTEX_INITIALIZER;
|
|
|
|
/* ----------------------- Start implementation -----------------------------*/
|
|
void
|
|
vMBPortLogLevel( eMBPortLogLevel eNewLevelMax )
|
|
{
|
|
eLevelMax = eNewLevelMax;
|
|
}
|
|
|
|
void
|
|
vMBPortLogFile( FILE * fNewLogFile )
|
|
{
|
|
fLogFile = fNewLogFile;
|
|
}
|
|
|
|
void
|
|
vMBPortLog( eMBPortLogLevel eLevel, const char * szModule, const char * szFmt, ... )
|
|
{
|
|
char szBuf[512];
|
|
int i;
|
|
va_list args;
|
|
FILE *fOutput = fLogFile == NULL ? stderr : fLogFile;
|
|
|
|
static const char *arszLevel2Str[] = { "ERROR", "WARN", "INFO", "DEBUG" };
|
|
|
|
i = snprintf( szBuf, NELEMS( szBuf ), "%s: %s: ", arszLevel2Str[eLevel], szModule );
|
|
|
|
if( i != 0 )
|
|
{
|
|
va_start( args, szFmt );
|
|
i += vsnprintf( &szBuf[i], NELEMS( szBuf ) - i, szFmt, args );
|
|
va_end( args );
|
|
}
|
|
|
|
if( i != 0 )
|
|
{
|
|
if( eLevel <= eLevelMax )
|
|
{
|
|
fputs( szBuf, fOutput );
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
vMBPortEnterCritical( void )
|
|
{
|
|
if( pthread_mutex_lock( &xLock ) != 0 )
|
|
{
|
|
vMBPortLog( MB_LOG_ERROR, "OTHER", "Locking primitive failed: %s\n", strerror( errno ) );
|
|
}
|
|
}
|
|
|
|
void
|
|
vMBPortExitCritical( void )
|
|
{
|
|
if( pthread_mutex_unlock( &xLock ) != 0 )
|
|
{
|
|
vMBPortLog( MB_LOG_ERROR, "OTHER", "Locking primitive failed: %s\n", strerror( errno ) );
|
|
}
|
|
}
|