#include <stdio.h>
#include <stdarg.h>
#include "util.h"

//#define PRINTF_PRECISE	//set to 1 to make sure print is never truncated (twice as slow on strings >100chars)
#define PRINTF_BUFFER 100	//does nothing if PRINTF_PRECISE is defined	

int printf(const char *template, ...) __attribute__((format (printf, 1, 2)));
int printf(const char *template, ...){
	//printl("printf called\n");
#ifdef PRINTF_PRECISE
	char *buf;
#else
	char buf[PRINTF_BUFFER];
#endif
	va_list ap;
	int chars;
	va_start(ap, template);
#ifdef PRINTF_PRECISE
	buf=malloc(100);
	if(buf==NULL) return -1;
	chars=vsnprintf(buf, 100, template, ap);
	if(chars>100){
		buf=realloc(chars);
		if(buf==NULL) return -1;
		va_start(ap, template);
		chars=vsnprintf(buf, chars, template, ap);
	}
	printl(buf);
	free(buf);
#else
	chars=vsnprintf(buf, PRINTF_BUFFER, template, ap);
	printl(buf);
#endif
	va_end (ap);
}