libderp/ddebug.c at main · derpyzza/libderp · GitHub

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// #include <time.h>
#include "derp.h"
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#ifdef DLOG_COLORS
#define RESET "\x1b[0m"
static const char* dlog_colours[DLOG_NUMBER] = {
	#define DLOG(e, s, c) c,
	DLOG_LEVEL_DATA
	#undef DLOG
};
#endif

void dlog_func(DLogLevel log_level, const char* file, int line, const char* fmt, ...);

// string version of log levels
const char* log_strings[DLOG_NUMBER] = {
	#define DLOG(e, s, c) s,
	DLOG_LEVEL_DATA
	#undef DLOG
};

void assert_fail (const char* expr, const char* file, int line, const char * fmt, ...) {

	char string[1024] = { 0 };

	va_list va;
	va_start(va, fmt);
	vsnprintf((char*)string, 1024, fmt, va);
	va_end(va);

#	ifdef DLOG_COLORS
	printf("%s[ASSERT FAIL]:%s {%s} at (%s:%i)\n        [msg]: %s\n"
		, dlog_colours[1]
		, RESET
		, expr
		, file
		, line
		, (char*) string
	);
#	else
	printf("[ASSERT FAIL]: {%s} at (%s:%i)\n        [msg]: %s\n"
		, expr
		, file
		, line
		, (char*) string
	);
#	endif

	abort();
}

void dlog_init(DLogLevel lvl) {
	def_logger.level = lvl;
	def_logger.f_out = stdout;
}

void dlog_func ( DLogLevel log_level, const char* file, int line, const char* fmt, ...) {
	dassert(def_logger.level > 0,
	  "Invalid default logging level set [%i]\n\t     > make sure to run dlog_init() before using the logging functions!", def_logger.level);

	if (log_level > def_logger.level) {
		return;
	}

	char* string[32000];
	memset(string, 0, sizeof(string));

	va_list va;
	va_start(va, fmt);
	vsnprintf((char*)string, 32000, fmt, va);
	va_end(va);

	char* out_string[32000];
	memset(out_string, 0, sizeof(out_string));
#	ifdef DLOG_COLORS
	sprintf((char*)out_string, "%s[%s] \x1b[90m%s:%i%s, %s\n",
			dlog_colours[log_level],
			log_strings[log_level],
			file,
			line,
			RESET,
			(char*)string);
#	else
	sprintf((char*)out_string, "[%s] %s:%i, %s\n",
			log_strings[log_level],
			file,
			line,
			(char*)string);
#	endif

	fprintf(def_logger.f_out, "%s", (char*)out_string);
}