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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strjoin.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: kdx <kdx @student.42angouleme.fr +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/28 07:29:30 by kdx #+# #+# */
/* Updated: 2022/10/14 02:28:15 by kdx ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *ft_strjoin(char const *s1, char const *s2)
{
size_t s1_len;
size_t s2_len;
char *ptr;
if (s1 == NULL || s2 == NULL)
return (NULL);
s1_len = ft_strlen(s1);
s2_len = ft_strlen(s2);
ptr = malloc(s1_len + s2_len + 1);
if (ptr == NULL)
return (NULL);
ptr[s1_len + s2_len] = '\0';
while (s2_len > 0)
{
s2_len -= 1;
ptr[s1_len + s2_len] = s2[s2_len];
}
while (s1_len > 0)
{
s1_len -= 1;
ptr[s1_len] = s1[s1_len];
}
return (ptr);
}
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