#include "helper.h"
/**
* C++ version 0.4 char* style "itoa":
* Written by Lukás Chmela
* Released under GPLv3.
*/
char* itoa(int value, char* result, int base) {
	// check that the base if valid
if (base < 2 || base > 36) { *result = '\0'; return result; }

char* ptr = result, *ptr1 = result, tmp_char;
int tmp_value;

do {
	tmp_value = value;
	value /= base;
	*ptr++ = "zyxwvutsrqponmlkjihgfedcba9876543210123456789abcdefghijklmnopqrstuvwxyz" [35 + (tmp_value - value * base)];
	} while ( value );

	// Apply negative sign
	if (tmp_value < 0) *ptr++ = '-';
	*ptr-- = '\0';
	while(ptr1 < ptr) {
		tmp_char = *ptr;
		*ptr--= *ptr1;
		*ptr1++ = tmp_char;
	}
	return result;
}

#if __APPLE__ | _WIN32 | _WIN64
char * strndup (const char *s, size_t n) {
    char *result;
    size_t len = strlen (s);

    if (n < len)
        len = n;

    result = (char *) malloc (len + 1);
    if (!result)
        return 0;

    result[len] = '\0';
    return (char *) memcpy (result, s, len);
}
#endif