117 lines
1.8 KiB
C
117 lines
1.8 KiB
C
/*
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** return an array of string with each word found in str, with c as separator
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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size_t ft_strlen(const char *str)
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{
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size_t i;
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i = 0;
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while (str[i])
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i++;
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return (i);
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}
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char *ft_substr(char const *s, unsigned int start, size_t len)
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{
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char *str;
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size_t i;
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if (!s)
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return (NULL);
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if (ft_strlen(s) < start)
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return ("");
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if (!(str = (char *)malloc(sizeof(char) * (len + 1))))
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return (NULL);
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i = 0;
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while (i < len && s[start])
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str[i++] = s[start++];
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str[i] = '\0';
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return (str);
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}
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char **ft_split(char const *s, char c);
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char **ft_strsplit(char const *s, char c);
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int main(void)
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{
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char **str;
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int i;
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char *s;
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char c;
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i = -1;
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s = "svh ile ifh oiuo";
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c = ' ';
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str = ft_split(s, c);
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if (str)
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{
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printf("s : '%s'\n", s);
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printf("*str : '%p'\n", str[0]);
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while (str[++i])
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printf("str[%i] : '%s'\n", i, str[i]);
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}
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return (0);
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}
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//#include "libft.h"
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static int count(char const *s, char c)
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{
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int i;
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int words;
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i = -1;
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words = 0;
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while (s[++i] != '\0')
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if (s[i] != c && ++words)
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while (s[i + 1] != '\0' && s[i + 1] != c)
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i++;
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return (words);
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}
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void *ft_free(char **array, int w)
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{
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int i;
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i = 0;
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while (1);
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while (array[i] != NULL && i < w)
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free(array[i++]);
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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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char **array;
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int w;
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int len;
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w = 0;
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if (!s || !(array = (char **)malloc(sizeof(char *) * 1000 * (count(s, c) + 1))))
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return (NULL);
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while (*s != '\0')
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{
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len = 0;
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if (*s != c)
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{
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while (s[len] != '\0' && s[len] != c)
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len++;
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if (w == 3 || !(array[w++] = ft_substr(s, 0, len)))
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return (ft_free(array, w));
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s += len - 1;
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}
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s++;
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}
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array[w] = NULL;
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return (array);
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}
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