42-archive/42-piscine-c/d12/ex03/srcs/opps.c
2016-08-25 20:50:28 +02:00

83 lines
1.8 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* operations.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: jhalford <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2016/08/15 19:37:15 by jhalford #+# #+# */
/* Updated: 2016/08/22 22:04:06 by jhalford ### ########.fr */
/* */
/* ************************************************************************** */
#include <header.h>
char *ft_strcat(char *dest, char *src)
{
int i;
int j;
i = 0;
while (dest[i] != '\0')
i++;
j = 0;
while (src[j] != '\0')
{
dest[i] = src[j];
i++;
j++;
}
dest[i] = '\0';
return (dest);
}
int ft_strncmp(char *s1, char *s2, unsigned int n)
{
int size;
int cmp;
int i;
size = 1;
i = 0;
cmp = 0;
while (1)
{
cmp += (s1[i] - s2[i]);
if (i >= (int)n - 1)
return (cmp);
if (s1[i] == '\0' && s2[i] == '\0')
return (cmp);
if (s1[i] == s2[i])
i++;
else
return (cmp);
}
}
void ft_putnbr_base16(int nbr, int format)
{
int base_size;
int i;
int result[100];
base_size = 16;
i = 0;
if (base_size > 1)
{
if (nbr < 0)
{
ft_putchar('-');
nbr = -nbr;
}
while (nbr)
{
result[i] = nbr % base_size;
nbr = nbr / base_size;
i++;
}
while (format-- > i)
ft_putchar('0');
while (--i >= 0)
ft_putchar("0123456789abcdef"[result[i]]);
}
}