Miscellany

/*
** itoa.c for Project in /home/gnaphron
**
** Made by gnaphron
** Login   <gnaphron@epita.fr>
**
** Started on  Tue 06 Feb 2007 08:49:40 PM CET gnaphron
** Last update Tue 06 Feb 2007 09:11:06 PM CET gnaphron
*/
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <stdlib.h>

char    *itoa(int value)
{
  int   cpyvalue = 0;
  int   len = 0;
  char  *str;
//We assume that value > 0
  while (value)
  {
    cpyvalue *= 10;
    cpyvalue += value % 10;
    value /= 10;
    len++;
  }
  str = malloc(len + 1);
  memset(str, 0, len + 2);
  len = 0;
  while (cpyvalue > 0)
  {
    str[len] = (cpyvalue % 10) + '0' ;
    cpyvalue /= 10;
    len++;
  }
  return (str);
}

int main(int argc, char* argv)
{
  printf ("%s\n", itoa(123));
  return 0;
}