42 lines
1.3 KiB
C
Executable file
42 lines
1.3 KiB
C
Executable file
/* ************************************************************************** */
|
|
/* */
|
|
/* ::: :::::::: */
|
|
/* ft_strjoin.c :+: :+: :+: */
|
|
/* +:+ +:+ +:+ */
|
|
/* By: thrieg <thrieg@student.42mulhouse.fr> +#+ +:+ +#+ */
|
|
/* +#+#+#+#+#+ +#+ */
|
|
/* Created: 2024/10/15 12:14:45 by thrieg #+# #+# */
|
|
/* Updated: 2025/02/16 19:04:47 by thrieg ### ########.fr */
|
|
/* */
|
|
/* ************************************************************************** */
|
|
|
|
#include "libft.h"
|
|
|
|
//returns NULL if any argument is null or if an allocation fails
|
|
char *ft_strjoin(char const *s1, char const *s2)
|
|
{
|
|
char *ret;
|
|
int i;
|
|
int j;
|
|
|
|
if (!s1 || !s2)
|
|
return (NULL);
|
|
ret = malloc(sizeof(char) * (ft_strlen(s1) + ft_strlen(s2) + 1));
|
|
if (!ret)
|
|
return (NULL);
|
|
i = 0;
|
|
while (s1[i])
|
|
{
|
|
ret[i] = s1[i];
|
|
i++;
|
|
}
|
|
j = 0;
|
|
while (s2[j])
|
|
{
|
|
ret[i] = s2[j];
|
|
i++;
|
|
j++;
|
|
}
|
|
ret[i] = '\0';
|
|
return (ret);
|
|
}
|