nuclear@0: #include <stdio.h>
nuclear@0: #include <stdarg.h>
nuclear@0: #include "logger.h"
nuclear@0: 
nuclear@0: #if defined(unix) || defined(__unix__) || defined(__APPLE__)
nuclear@0: #include <unistd.h>
nuclear@0: #elif defined(WIN32)
nuclear@0: #include <windows.h>
nuclear@0: #endif
nuclear@0: 
nuclear@0: enum { LOG_INFO, LOG_WARNING, LOG_ERROR, LOG_FATAL, LOG_DEBUG };
nuclear@0: 
nuclear@0: static int typecolor(int type);
nuclear@0: 
nuclear@0: static FILE *fp = stdout;
nuclear@0: 
nuclear@0: static void logmsg(int type, const char *fmt, va_list ap)
nuclear@0: {
nuclear@0: #if defined(unix) || defined(__unix__) || (defined(__APPLE__) && !defined(TARGET_IPHONE))
nuclear@0: 	if(isatty(fileno(fp)) && type != LOG_INFO) {
nuclear@0: 		int c = typecolor(type);
nuclear@0: 		fprintf(fp, "\033[%dm", c);
nuclear@0: 		vfprintf(fp, fmt, ap);
nuclear@0: 		fprintf(fp, "\033[0m");
nuclear@0: 	} else
nuclear@0: #endif
nuclear@0: 	{
nuclear@0: 		vfprintf(fp, fmt, ap);
nuclear@0: 	}
nuclear@0: 	if(type == LOG_ERROR || type == LOG_FATAL || type == LOG_DEBUG) {
nuclear@0: 		fflush(fp);
nuclear@0: 	}
nuclear@0: 
nuclear@0: #ifdef WIN32
nuclear@0: 	if(type == LOG_FATAL) {
nuclear@0: 		static char msgbuf[1024];
nuclear@0: 		vsnprintf(msgbuf, sizeof msgbuf - 1, fmt, ap);
nuclear@0: 		msgbuf[sizeof msgbuf - 1] = 0;
nuclear@0: 		MessageBox(0, msgbuf, "Fatal error", MB_OK | MB_ICONSTOP);
nuclear@0: 	}
nuclear@0: #endif
nuclear@0: }
nuclear@0: 
nuclear@0: void info_log(const char *fmt, ...)
nuclear@0: {
nuclear@0: 	va_list ap;
nuclear@0: 
nuclear@0: 	va_start(ap, fmt);
nuclear@0: 	logmsg(LOG_INFO, fmt, ap);
nuclear@0: 	va_end(ap);
nuclear@0: }
nuclear@0: 
nuclear@0: void warning_log(const char *fmt, ...)
nuclear@0: {
nuclear@0: 	va_list ap;
nuclear@0: 
nuclear@0: 	va_start(ap, fmt);
nuclear@0: 	logmsg(LOG_WARNING, fmt, ap);
nuclear@0: 	va_end(ap);
nuclear@0: }
nuclear@0: 
nuclear@0: void error_log(const char *fmt, ...)
nuclear@0: {
nuclear@0: 	va_list ap;
nuclear@0: 
nuclear@0: 	va_start(ap, fmt);
nuclear@0: 	logmsg(LOG_ERROR, fmt, ap);
nuclear@0: 	va_end(ap);
nuclear@0: }
nuclear@0: 
nuclear@0: void fatal_log(const char *fmt, ...)
nuclear@0: {
nuclear@0: 	va_list ap;
nuclear@0: 
nuclear@0: 	va_start(ap, fmt);
nuclear@0: 	logmsg(LOG_FATAL, fmt, ap);
nuclear@0: 	va_end(ap);
nuclear@0: }
nuclear@0: 
nuclear@0: void debug_log(const char *fmt, ...)
nuclear@0: {
nuclear@0: 	va_list ap;
nuclear@0: 
nuclear@0: 	va_start(ap, fmt);
nuclear@0: 	logmsg(LOG_DEBUG, fmt, ap);
nuclear@0: 	va_end(ap);
nuclear@0: }
nuclear@0: 
nuclear@0: enum {
nuclear@0: 	BLACK = 0,
nuclear@0: 	RED,
nuclear@0: 	GREEN,
nuclear@0: 	YELLOW,
nuclear@0: 	BLUE,
nuclear@0: 	MAGENTA,
nuclear@0: 	CYAN,
nuclear@0: 	WHITE
nuclear@0: };
nuclear@0: 
nuclear@0: #define ANSI_FGCOLOR(x)	(30 + (x))
nuclear@0: #define ANSI_BGCOLOR(x)	(40 + (x))
nuclear@0: 
nuclear@0: static int typecolor(int type)
nuclear@0: {
nuclear@0: 	switch(type) {
nuclear@0: 	case LOG_ERROR:
nuclear@0: 		return ANSI_FGCOLOR(RED);
nuclear@0: 	case LOG_FATAL:
nuclear@0: 		return ANSI_FGCOLOR(RED);	// TODO differentiate from LOG_ERROR
nuclear@0: 	case LOG_WARNING:
nuclear@0: 		return ANSI_FGCOLOR(YELLOW);
nuclear@0: 	case LOG_DEBUG:
nuclear@0: 		return ANSI_FGCOLOR(MAGENTA);
nuclear@0: 	default:
nuclear@0: 		break;
nuclear@0: 	}
nuclear@0: 	return 37;
nuclear@0: }