gecko/toolkit/mozapps/update/common/updatelogging.cpp

83 lines
1.5 KiB
C++

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#if defined(XP_WIN)
#include <windows.h>
#endif
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#include "updatelogging.h"
UpdateLog::UpdateLog() : logFP(NULL)
{
}
void UpdateLog::Init(NS_tchar* sourcePath,
const NS_tchar* fileName,
const NS_tchar* alternateFileName,
bool append)
{
if (logFP)
return;
this->sourcePath = sourcePath;
NS_tchar logFile[MAXPATHLEN];
NS_tsnprintf(logFile, sizeof(logFile)/sizeof(logFile[0]),
NS_T("%s/%s"), sourcePath, fileName);
if (alternateFileName && NS_taccess(logFile, F_OK)) {
NS_tsnprintf(logFile, sizeof(logFile)/sizeof(logFile[0]),
NS_T("%s/%s"), sourcePath, alternateFileName);
}
logFP = NS_tfopen(logFile, append ? NS_T("a") : NS_T("w"));
}
void UpdateLog::Finish()
{
if (!logFP)
return;
fclose(logFP);
logFP = NULL;
}
void UpdateLog::Flush()
{
if (!logFP)
return;
fflush(logFP);
}
void UpdateLog::Printf(const char *fmt, ... )
{
if (!logFP)
return;
va_list ap;
va_start(ap, fmt);
vfprintf(logFP, fmt, ap);
fprintf(logFP, "\n");
va_end(ap);
}
void UpdateLog::WarnPrintf(const char *fmt, ... )
{
if (!logFP)
return;
va_list ap;
va_start(ap, fmt);
fprintf(logFP, "*** Warning: ");
vfprintf(logFP, fmt, ap);
fprintf(logFP, "***\n");
va_end(ap);
}