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/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
#include <errno.h>
#include <stdlib.h>
char *
itoa(int value
, char *string
, int radix
)
{
char tmp[33];
char *tp = tmp;
int i;
unsigned v;
int sign;
char *sp;
if (radix > 36 || radix <= 1)
{
errno = EDOM;
return 0;
}
sign = (radix == 10 && value < 0);
if (sign)
v = -value;
else
v = (unsigned)value;
while (v || tp == tmp)
{
i = v % radix;
v = v / radix;
if (i < 10)
*tp++ = i+'0';
else
*tp++ = i + 'a' - 10;
}
if (string == 0)
string
= (char *)malloc((tp
-tmp
)+sign
+1);
sp = string;
if (sign)
*sp++ = '-';
while (tp > tmp)
*sp++ = *--tp;
*sp = 0;
return string;
}