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get_next_line_utils_bonus.c
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get_next_line_utils_bonus.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* get_next_line_utils_bonus.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: yjimpei <yjimpei@student.42tokyo.jp> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2021/05/09 13:53:25 by yjimpei #+# #+# */
/* Updated: 2021/05/09 13:57:40 by yjimpei ### ########.fr */
/* */
/* ************************************************************************** */
#include "get_next_line_bonus.h"
size_t ft_strlen(const char *s)
{
size_t count;
count = 0;
while (*s)
{
count++;
s++;
}
return (count);
}
size_t ft_strlcpy(char *dest, char *src, size_t dst_size)
{
size_t i;
if (!dest || !src)
return (0);
i = 0;
while (dst_size != 0 && src[i] && i < dst_size - 1)
{
dest[i] = src[i];
i++;
}
if (dst_size != 0)
dest[i] = '\0';
return (ft_strlen(src));
}
char *ft_strdup(const char *s)
{
char *str;
str = (char *)malloc(sizeof(char) * (ft_strlen(s) + 1));
if (!str)
return (NULL);
ft_strlcpy(str, (char *)s, ft_strlen(s) + 1);
return (str);
}
char *ft_strjoin(char *s1, char *s2)
{
size_t size;
char *p_str;
if (!s1 && !s2)
return (NULL);
if (!s1)
return (ft_strdup(s2));
if (!s2)
return (ft_strdup(s1));
size = ft_strlen(s1) + ft_strlen(s2);
p_str = (char *)malloc(sizeof(char) * (size + 1));
if (!p_str)
return (NULL);
ft_strlcpy(p_str, s1, ft_strlen(s1) + 1);
ft_strlcpy(p_str + ft_strlen(s1), s2, ft_strlen(s2) + 1);
free(s1);
return (p_str);
}