dtu_simple/app/System/source/log.c

#include "log.h"
#include "usart.h"
#include <stdarg.h>
#include <stdio.h>
#include "Freertos.h"
#include "semphr.h"

#include "main.h"
#include "udp.h"


static SemaphoreHandle_t logMutex;
void LogPrint(logLevel_t logLevel,const char *file, const char *func, const int line, char * fmt, ...)
{
	if (xSemaphoreTake(logMutex, 1000))
	{
		udp_log_start();
		va_list args;
		va_start(args, fmt);
		char buf[LOG_LEN_MAX];
		vsnprintf(buf, sizeof(buf), fmt, args);
		va_end(args);
		char *p=pvPortMalloc(1024);
			switch (logLevel)
			{
		#ifdef _LOG_INFO
				case LOG_INFO:
					sprintf(p,"[%s][%s][%s:%4d] %s\r\n", "INFO",file,func, line, buf);
					break;
		#endif
		#ifdef _LOG_DEBUG
				case LOG_DEBUG:
					sprintf(p,"[%s][%s][%s:%4d] %s\r\n", "DEBUG",file, func, line, buf);
					break;
		#endif
		#ifdef _LOG_WARN
				case LOG_WARN:
					sprintf(p,"[%s][%s][%s:%4d] %s\r\n", "WARN", file,func, line, buf);
					break;
		#endif
				case LOG_ERROR:
					sprintf(p,"[%s][%s][%s:%4d] %s\r\n", "ERROR",file, func, line, buf);
					break;
				default:
					break;
			}
			udp_send_printf(p);
			vPortFree(p);
			udp_log_close();
			xSemaphoreGive(logMutex);
		}
}

void log_init()
{
	logMutex = xSemaphoreCreateMutex();//´´½¨Ò»¸ölog»¥³âÁ¿
}