ericw-tools/common/log.cc

120 lines
2.5 KiB
C++

/* Copyright (C) 2000-2001 Kevin Shanahan
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
See file, 'COPYING', for details.
*/
/*
* common/log.c
*/
#include <cstdarg>
#include <cstdio>
#include <fstream>
#include <iostream>
#include <common/log.hh>
#include <common/threads.hh>
#include <common/cmdlib.hh>
log_flag_t log_mask =
(std::numeric_limits<log_flag_t>::max()) & ~((1 << LOG_VERBOSE) | (1 << LOG_STAT) | (1 << LOG_PROGRESS));
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h> // for OutputDebugStringA
#endif
static std::ofstream logfile;
void InitLog(const std::filesystem::path &filename)
{
logfile.open(filename);
}
void CloseLog()
{
if (logfile)
logfile.close();
}
void LogPrintLocked(const char *str)
{
// log file, if open
if (logfile) {
logfile << str;
logfile.flush();
}
// stdout
std::cout << str;
// print to windows console
#ifdef _WIN32
OutputDebugStringA(str);
#endif
}
static bool fInPercent = false;
void LogPrint(log_flag_t type, const char *str)
{
if (type && !(log_mask & (1 << type)))
return;
if (fInPercent && type != LOG_PERCENT) {
std::cout << "\r";
fInPercent = false;
}
ThreadLock();
InterruptThreadProgress__();
LogPrintLocked(str);
ThreadUnlock();
}
void LogPrintSilent(const char *str)
{
ThreadLock();
InterruptThreadProgress__();
if (logfile) {
logfile << str;
logfile.flush();
}
ThreadUnlock();
}
void LogPercent(int32_t value, int32_t max)
{
if (!(log_mask & (1 << LOG_PERCENT)))
return;
if (((value + 1) * 100) / max == (value * 100) / max)
return;
ThreadLock();
InterruptThreadProgress__();
// stdout
fmt::print("\r{:3}%", ((value + 1) * 100) / max);
fflush(stdout);
fInPercent = true;
ThreadUnlock();
}