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ft_strsplit.c
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ft_strsplit.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_split_whitespaces.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: bsiguret <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/07/17 10:58:43 by bsiguret #+# #+# */
/* Updated: 2017/11/09 05:16:07 by bsiguret ### ########.fr */
/* */
/* ************************************************************************** */
#include <stdlib.h>
static int nb_words(const char *s, char c)
{
int word;
int i;
int secu;
i = 0;
word = 0;
secu = 0;
while (s[i])
{
while (s[i] == c && s[i])
i++;
while (!(s[i] == c) && s[i])
{
i++;
secu = 1;
}
while (s[i] == c && s[i])
i++;
if (secu == 1)
word++;
}
return (word);
}
static int nb_letters(const char *s, char c)
{
int i;
i = 0;
while (s[i] == c && s[i])
s++;
while (!(s[i] == c) && s[i])
i++;
return (i);
}
static char *thrash(char const *s, char c, char *t, char **string)
{
int i;
int entered;
int nb;
i = 0;
entered = 0;
nb = nb_words(s, c);
while (entered < nb)
{
if ((t = (char*)malloc(sizeof(char) * (nb_letters(s, c) + 1))) == NULL)
return (NULL);
while (s[0] == c && s[0])
s++;
while (!(s[0] == c) && s[0])
t[i++] = *s++;
t[i] = '\0';
string[entered++] = t;
i = 0;
}
return (t);
}
char **ft_strsplit(char const *s, char c)
{
int nb_word;
char **string;
char *t;
if (!s)
return (NULL);
t = 0;
nb_word = nb_words(s, c);
if ((string = (char**)malloc(sizeof(char*) * (nb_word + 1))) == NULL)
return (NULL);
t = thrash(s, c, t, string);
string[nb_word] = 0;
return (string);
}