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/* ************************************************************************** */

/* */

/* ::: :::::::: */

/* ft_strjoin.c :+: :+: :+: */

/* +:+ +:+ +:+ */

/* By: sshiling <marvin@42.fr> +#+ +:+ +#+ */

/* +#+#+#+#+#+ +#+ */

/* Created: 2017/11/02 21:00:49 by sshiling #+# #+# */

/* Updated: 2017/11/02 21:17:05 by sshiling ### ########.fr */

/* */

/* ************************************************************************** */

#include "libft.h"

static char *mk_result1(char const *s1, char *result)

{

int i;

i = 0;

while (s1[i] != '\0')

{

result[i] = s1[i];

i++;

}

return (result);

}

static char *mk_result2(char const *s2, char *result, int i)

{

int j;

j = 0;

while (s2[j] != '\0')

{

result[i] = s2[j];

i++;

j++;

}

result[i] = '\0';

return (result);

}

char *ft_strjoin(char const *s1, char const *s2)

{

int i;

int j;

char *result;

if (s1 == NULL || s2 == NULL)

return (NULL);

i = ft_strlen(s1);

j = ft_strlen(s2);

result = (char*)malloc(sizeof(char) * (i + j + 1));

if (result == NULL)

return (NULL);

result = mk_result1(s1, result);

result = mk_result2(s2, result, i);

return (result);

}