96 lines
2.1 KiB
C
96 lines
2.1 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_split.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: lfirmin <lfirmin@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/05/22 05:56:37 by lfirmin #+# #+# */
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/* Updated: 2024/06/04 12:08:51 by lfirmin ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "libft.h"
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static int ft_c(char const *s, char c)
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{
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int i;
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int count;
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count = 0;
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i = 0;
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while (s[i])
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{
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if (s[i] != c && (i == 0 || s[i - 1] == c))
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count++;
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i++;
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}
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return (count);
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}
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void init_split_struct(t_split_struct *v, char const *s, char c)
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{
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if (!s)
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return ;
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v->array = (char **)malloc((ft_c(s, c) + 1) * sizeof(char *));
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if (!s || !v->array)
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return ;
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v->i = 0;
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v->j = 0;
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}
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static char *ft_strncpy(char *dest, const char *src, unsigned int n)
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{
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unsigned int i;
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i = 0;
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while (src[i] != '\0' && i < n)
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{
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dest[i] = src[i];
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++i;
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}
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while (i < n)
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{
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dest[i] = '\0';
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i++;
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}
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return (dest);
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}
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char **free_split(char **array, size_t j)
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{
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while (j > 0)
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{
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free(array[--j]);
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}
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free(array);
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return (NULL);
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}
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char **ft_split(char const *s, char c)
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{
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t_split_struct v;
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init_split_struct(&v, s, c);
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if (!s || !v.array)
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return (NULL);
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while (s[v.i])
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{
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while (s[v.i] == c && s[v.i])
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v.i++;
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v.start = v.i;
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while (s[v.i] != c && s[v.i])
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v.i++;
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if (v.i > v.start)
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{
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v.array[v.j] = (char *)malloc(v.i - v.start + 1);
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if (!v.array[v.j])
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return (free_split(v.array, v.j));
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ft_strncpy(v.array[v.j], &s[v.start], v.i - v.start);
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v.array[v.j][v.i - v.start] = '\0';
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v.j++;
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}
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}
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v.array[v.j] = NULL;
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return (v.array);
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}
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