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/*___INFO__MARK_BEGIN__*/
/***************************************************************************
*
* The contents of this file are made available subject to the terms of the
* Apache Software License 2.0 ('The License').
* You may not use this file except in compliance with The License.
* You may obtain a copy of The License at
* http://www.apache.org/licenses/LICENSE-2.0.html
*
* Copyright (c) 2011 Univa Corporation.
*
***************************************************************************/
/*___INFO__MARK_END__*/
#include <winsock2.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
extern BOOL g_bDoLogging;
/****** WriteToLogFile() *******************************************************
* NAME
* WriteToLogFile() -- writes a message to a log file
*
* SYNOPSIS
* int WriteToLogFile(const char *szMessage, ...)
*
* FUNCTION
* Writes a message to a log file. For debugging purposes only.
*
* INPUTS
* const char *szMessage - the format string of the message
* ... - the parameters of the message (see printf())
*
* RESULT
* int - 0 if message was written to log file, 1 else
* 2 if logging is disabled
*
* NOTES
*******************************************************************************/
int WriteToLogFile(const char *szMessage, ...)
{
int ret = 1;
FILE *fp = NULL;
SYSTEMTIME sysTime;
va_list args;
char Buffer[4096];
DWORD dwLastError;
static BOOL g_bFirstTime = TRUE;
static char g_szTraceFile[5000];
if (g_bDoLogging == FALSE) {
return 2;
}
// We do not want to change LastError in here.
dwLastError = GetLastError();
GetLocalTime(&sysTime);
// If we don't have a trace file yet, create it's name.
if (g_bFirstTime == TRUE) {
g_bFirstTime = FALSE;
// The trace file name is $TEMP\SGE_Helper_Service.log
// e.g. "C:\Temp\SGE_Helper_Service.log"
strcpy(Buffer, "C:\\TEMP");
// GetEnvironmentVariable("TEMP", Buffer, 4095);
_snprintf(g_szTraceFile, 4999, "%s\\SGE_Helper_Service.log", Buffer);
}
fp = fopen(g_szTraceFile, "a+");
if (fp == NULL) {
// Create a "panic" trace file
sprintf(g_szTraceFile, "c:\\Temp\\SGE_Helper_Service.%02d%02d%02d.log",
sysTime.wHour, sysTime.wMinute, sysTime.wSecond);
fp = fopen(g_szTraceFile, "a+");
}
if(fp != NULL) {
va_start(args, szMessage);
_vsnprintf(Buffer, 4095, szMessage, args);
fprintf(fp, "%02d:%02d:%02d [SGE_Helper_Service] %s\n",
sysTime.wHour, sysTime.wMinute, sysTime.wSecond, Buffer);
fflush(fp);
fclose(fp);
ret = 0;
}
SetLastError(dwLastError);
return ret;
}
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