42_ft_printf/ft_strjoin.c

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2022-10-10 13:33:47 -04:00
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strjoin.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/29 11:20:27 by cchauvet #+# #+# */
/* Updated: 2022/10/10 14:42:41 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "printf.h"
char *ft_strjoin(char *s1, char *s2)
{
size_t i;
size_t j;
char *out;
if (s1 == NULL || s2 == NULL)
return (NULL);
out = malloc((ft_strlen(s1) + ft_strlen(s2) + 1) * sizeof(char));
i = 0;
while (s1[i] != 0)
{
out[i] = s1[i];
i++;
}
j = 0;
while (s2[j] != 0)
{
out[i + j] = s2[j];
j++;
}
out[i + j] = 0;
return (out);
}