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ft_strjoin.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strjoin.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: kalmheir <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/10/03 11:49:30 by kalmheir #+# #+# */
/* Updated: 2021/10/05 07:54:39 by kalmheir ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *ft_strjoin(char const *s1, char const *s2)
{
size_t len1;
size_t len2;
char *result;
if (!s1 && !s2)
return (0);
else if (!s1)
return ((char *)s2);
else if (!s2)
return ((char *)s1);
len1 = ft_strlen(s1);
len2 = ft_strlen(s2);
result = malloc((len1 + len2 + 1) * sizeof(char));
if (!result)
return (0);
result[0] = 0;
ft_strlcat(result, s1, len1 + len2 + 1);
ft_strlcat(result, s2, len1 + len2 + 1);
return (result);
}