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ft_strjoinfree.c
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ft_strjoinfree.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strjoinfree.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cbarbier <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2016/07/12 12:31:51 by cbarbier #+# #+# */
/* Updated: 2017/01/13 17:12:34 by cbarbier ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
char *ft_strjoinfree(char const *s1, char const *s2)
{
char *res;
if (!s1 || !s2)
{
if (s1)
ft_strdel((char **)&s1);
if (s2)
ft_strdel((char **)&s2);
return (NULL);
}
res = ft_strnew(ft_strlen(s1) + ft_strlen(s2));
if (!res)
return (NULL);
ft_strcpy(res, s1);
ft_strcat(res, s2);
ft_strdel((char **)&s1);
ft_strdel((char **)&s2);
return (res);
}