furnace/src/log.cpp
2022-09-08 19:15:19 -05:00

78 lines
2.4 KiB
C++

/**
* Furnace Tracker - multi-system chiptune tracker
* Copyright (C) 2021-2022 tildearrow and contributors
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "ta-log.h"
#ifdef IS_MOBILE
int logLevel=LOGLEVEL_TRACE;
#else
int logLevel=LOGLEVEL_INFO;
#endif
std::atomic<unsigned short> logPosition;
LogEntry logEntries[TA_LOG_SIZE];
static constexpr unsigned int TA_LOG_MASK=TA_LOG_SIZE-1;
int writeLog(int level, const char* msg, fmt::printf_args args) {
time_t thisMakesNoSense=time(NULL);
int pos=logPosition;
logPosition=(logPosition+1)&TA_LOG_MASK;
logEntries[pos].text=fmt::vsprintf(msg,args);
// why do I have to pass a pointer
// can't I just pass the time_t directly?!
#ifdef _WIN32
struct tm* tempTM=localtime(&thisMakesNoSense);
if (tempTM==NULL) {
memset(&logEntries[pos].time,0,sizeof(struct tm));
} else {
memcpy(&logEntries[pos].time,tempTM,sizeof(struct tm));
}
#else
if (localtime_r(&thisMakesNoSense,&logEntries[pos].time)==NULL) {
memset(&logEntries[pos].time,0,sizeof(struct tm));
}
#endif
logEntries[pos].loglevel=level;
logEntries[pos].ready=true;
if (logLevel<level) return 0;
switch (level) {
case LOGLEVEL_ERROR:
return fmt::printf("\x1b[1;31m[ERROR]\x1b[m %s\n",logEntries[pos].text);
case LOGLEVEL_WARN:
return fmt::printf("\x1b[1;33m[warning]\x1b[m %s\n",logEntries[pos].text);
case LOGLEVEL_INFO:
return fmt::printf("\x1b[1;32m[info]\x1b[m %s\n",logEntries[pos].text);
case LOGLEVEL_DEBUG:
return fmt::printf("\x1b[1;34m[debug]\x1b[m %s\n",logEntries[pos].text);
case LOGLEVEL_TRACE:
return fmt::printf("\x1b[1;37m[trace]\x1b[m %s\n",logEntries[pos].text);
}
return -1;
}
void initLog() {
logPosition=0;
for (int i=0; i<TA_LOG_SIZE; i++) {
logEntries[i].text.reserve(128);
}
}