Files
42_INT_01_libft/srcs/ft_strmultisplit.c
2020-02-10 10:25:04 +01:00

84 lines
2.0 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strmultisplit.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: hulamy <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2018/11/16 15:18:29 by hulamy #+# #+# */
/* Updated: 2019/03/25 15:23:57 by hulamy ### ########.fr */
/* */
/* ************************************************************************** */
/*
** return an array of string with each word found in str
** with any character of charset difining a separator
*/
#include "libft.h"
static int ft_is_separator(char c, char *charset, int i)
{
while (charset[i])
{
if (c == charset[i])
return (1);
i++;
}
c = charset[i];
return (0);
}
static int ft_count(char *str, int word, char **tab, char *charset)
{
int i;
int j;
int k;
k = 0;
i = 0;
while (ft_is_separator(str[k], charset, 0) == 1)
k++;
while (str[k] != '\0' && i != word)
{
j = 0;
while (!ft_is_separator(str[k + j], charset, 0) && str[k + j] != '\0')
{
if (word == -2)
tab[i][j] = str[k + j];
j++;
}
k += j;
while (ft_is_separator(str[k], charset, 0))
k++;
i++;
}
if (word == -1)
return (i);
return (j);
}
char **ft_strmultisplit(char *str, char *charset)
{
char **tab;
int i;
int j;
int k;
k = 0;
tab = 0;
i = ft_count(str, -1, tab, charset);
if (!(tab = (char**)malloc(sizeof(tab) * (i + 1))))
return (NULL);
tab[i] = 0;
while (k < i)
{
j = ft_count(str, k + 1, tab, charset);
tab[k] = (char*)malloc(sizeof(*tab) * (j + 1));
tab[k][j] = '\0';
k++;
}
ft_count(str, -2, tab, charset);
return (tab);
}