C语言 log等级_实现

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#include <stdarg.h>#include "main.h"typedef enum{LogLevel_begin = -1,     LogLevel_Trace,LogLevel_Debug,LogLevel_Info,LogLevel_Error,LogLevel_Fatal,      LogLevel_end} LogLevel_em;#define PER_LOG_LINE_SIZE 512static LogLevel_em  w_emCurLogLevel = LogLevel_Debug ;       //log level switchstatic void Send_logMsg(char* w_Msg, uint32_t u32MsgLen);static void Logger_putMsg(LogLevel_em emLvl, const char*  pcszBodyFmt, va_list vaBodyArgs);void Logger_trace( const char * w_Fmt, ...){va_list vaList;va_start(vaList, w_Fmt);Logger_putMsg(LogLevel_Trace, w_Fmt, vaList);va_end(vaList);}void Logger_debug(const char * w_Fmt, ...){va_list vaList;    va_start(vaList, w_Fmt);Logger_putMsg(LogLevel_Debug, w_Fmt, vaList);va_end(vaList);}void Logger_info( const char * w_Fmt, ...){va_list vaList;va_start(vaList, w_Fmt);Logger_putMsg(LogLevel_Info, w_Fmt, vaList);va_end(vaList);}void Logger_error(  const char * w_Fmt, ...){va_list vaList;va_start(vaList, w_Fmt);Logger_putMsg(LogLevel_Error, w_Fmt, vaList);va_end(vaList);}void Logger_fatal( const char * w_Fmt, ...){va_list vaList;va_start(vaList, w_Fmt);Logger_putMsg(LogLevel_Fatal, w_Fmt, vaList);va_end(vaList);}static void Logger_putMsg(LogLevel_em emLvl, const char*  pcszBodyFmt, va_list vaBodyArgs){    if (w_emCurLogLevel <= emLvl)    {            static char s_strMsg[PER_LOG_LINE_SIZE];            uint32_t u32Len;            u32Len = vsnprintf(s_strMsg, PER_LOG_LINE_SIZE, pcszBodyFmt, vaBodyArgs)-1;            #if 0            s_strMsg[u32Len++]='\n';            s_strMsg[u32Len]='\0';            #endif            Send_logMsg(s_strMsg,u32Len);    }}static void Send_logMsg(char* w_Msg, uint32_t u32MsgLen){       #if 1    printf_log(w_Msg,u32MsgLen);   //需要自己现实        #endif}
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