#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <syslog.h>
#include "log.h"
#include "misc.h"

void vprintlog(log_output output_type, int priority, const char *fmt, va_list args) {
	char *buf = calloc(vformat_len_copy(fmt, args)+1, sizeof(char));
	vsprintf(buf, fmt, args);

	switch (output_type) {
		case LOG_OUT_SYSLOG: {
			syslog(priority, "%s", buf);
			break;
		}
		case LOG_OUT_STDERR:
		case LOG_OUT_STDOUT: {
			FILE *output = (output_type == LOG_OUT_STDOUT) ? stdout : stderr;
			fprintf(output, "%s\n", buf);
			break;
		}
		default:
			break;
	}
	free(buf);
}

void printlog(log_output output_type, int priority, const char *fmt, ...) {
	va_list args;
	va_start(args, fmt);
	vprintlog(output_type, priority, fmt, args);
	va_end(args);
}