42_solong/libftx/gnl/get_next_line_utils.c
Camille Chauvet 975e0c2ef5 kekw
2023-01-05 19:04:29 +01:00

95 lines
2.0 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* get_next_line_utils.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cchauvet <cchauvet@student.42angoulem +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/10/26 00:55:44 by cchauvet #+# #+# */
/* Updated: 2023/01/05 13:06:37 by cchauvet ### ########.fr */
/* */
/* ************************************************************************** */
#include "get_next_line.h"
void *ft_calloc(size_t nmemb, size_t size)
{
char *tab;
size_t i;
if (nmemb == 0 || size * nmemb / nmemb != size)
return (NULL);
tab = malloc(nmemb * size);
if (tab == NULL)
return (NULL);
i = 0;
while (i < size * nmemb)
{
tab[i] = 0;
i++;
}
return ((void *) tab);
}
char *ft_strfjoin(char *s1, char *s2)
{
ssize_t i;
ssize_t j;
char *out;
out = ft_calloc((ft_strlen(s1) + ft_strlen(s2) + 1), sizeof(char));
if (out == NULL)
return (NULL);
i = 0;
if (s1 != NULL)
{
while (s1[i] != '\0')
{
out[i] = s1[i];
i++;
}
}
free(s1);
j = -1;
if (s2 != NULL)
{
while (s2[++j] != '\0')
out[i + j] = s2[j];
}
free(s2);
return (out);
}
char *ft_strndup(char *src, size_t n)
{
char *out;
size_t i;
if (src[0] == '\0')
return (NULL);
out = ft_calloc(n + 1, sizeof(char));
if (out == NULL)
return (NULL);
i = 0;
while (src[i] != '\0' && i < n)
{
out[i] = src[i];
i++;
}
return (out);
}
ssize_t ft_strchri(char *str, char c)
{
size_t i;
if (str == NULL)
return (-1);
i = 0;
while (str[i] != c && str[i] != '\0')
i++;
if (str[i] == '\0')
return (-1);
return (i);
}