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ft_split.c
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129 lines (116 loc) · 2.38 KB
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_split.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: dhuss <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/03/21 12:00:02 by dhuss #+# #+# */
/* Updated: 2024/03/22 11:24:53 by dhuss ### ########.fr */
/* */
/* ************************************************************************** */
/* #include "libft.h" */
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
static int word_count(char const *s, char c)
{
int count;
count = 0;
while (*s)
{
if (*s != c)
{
count++;
while (*s && *s != c)
s++;
}
else
s++;
}
return (count);
}
static void ft_free(char **ptr, int x)
{
int i;
i = 0;
while (i < x)
{
free(ptr[i]);
i++;
}
free(ptr);
}
static char *fill_word(const char *ptr, int start, int end)
{
char *word;
int i;
i = 0;
word = malloc(sizeof(char ) *(end - start + 1));
if (!word)
return (NULL);
while (start < end)
{
word[i] = ptr[start];
i++;
start++;
}
word[i] = '\0';
return (word);
}
static char **fill_ptr_array(char const *s, char c, char **ptr)
{
int start;
int end;
int x;
start = 0;
end = 0;
x = 0;
while (s[end] != '\0')
{
if (s[end] != c)
{
start = end;
while (s[end] && s[end] != c)
end++;
ptr[x] = fill_word(s, start, end);
if (!(ptr[x]))
return (ft_free(ptr, x), NULL);
x++;
}
else
end++;
}
ptr[x] = NULL;
return (ptr);
}
char **ft_split(char const *s, char c)
{
char **ptr;
ptr = malloc(sizeof(char *) * (word_count(s, c) + 1));
if (!ptr)
return (NULL);
ptr = fill_ptr_array(s, c, ptr);
return (ptr);
}
/* int main(void)
{
char s[] = " split this for me !";
char **result;
char c;
int i;
c = ' ';
result = ft_split(s, c);
i = 0;
if (result)
{
while (result[i])
{
printf("%s\n", result[i]);
free(result[i]);
i++;
}
free(result);
}
return (0);
} */