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ft_strsplit

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This commit is contained in:
Tanguy MAZE 2018-04-07 18:57:23 +02:00
parent b4bab0fccf
commit 34ced1e7e2
2 changed files with 75 additions and 2 deletions
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4
Makefile
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@ -6,7 +6,7 @@
# By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ #
# +#+#+#+#+#+ +#+ #
# Created: 2018/04/07 12:47:06 by tmaze #+# #+# #
# Updated: 2018/04/07 17:32:09 by tmaze ### ########.fr #
# Updated: 2018/04/07 18:22:28 by tmaze ### ########.fr #
# #
#******************************************************************************#
@ -18,7 +18,7 @@ NAME = libft.a
SRCS = ft_memset.c ft_bzero.c ft_memcpy.c ft_memccpy.c ft_memmove.c ft_memchr.c ft_memcmp.c ft_strlen.c ft_strdup.c ft_strcpy.c ft_strncpy.c ft_strcat.c ft_strncat.c ft_strchr.c ft_strrchr.c ft_strstr.c ft_strnstr.c ft_strcmp.c ft_strncmp.c ft_atoi.c ft_isalpha.c ft_isdigit.c ft_isalnum.c ft_isascii.c ft_isprint.c ft_toupper.c ft_tolower.c \
\
ft_memalloc.c ft_memdel.c ft_strnew.c ft_strdel.c ft_strclr.c ft_striter.c ft_striteri.c ft_strmap.c ft_strmapi.c ft_strequ.c ft_strnequ.c ft_strsub.c ft_strjoin.c ft_strtrim.c
ft_memalloc.c ft_memdel.c ft_strnew.c ft_strdel.c ft_strclr.c ft_striter.c ft_striteri.c ft_strmap.c ft_strmapi.c ft_strequ.c ft_strnequ.c ft_strsub.c ft_strjoin.c ft_strtrim.c ft_strsplit.c
OBJS = $(SRCS:.c=.o)
INCLS = -I.

73
ft_strsplit.c Normal file
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@ -0,0 +1,73 @@
/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_strsplit.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: tmaze <tmaze@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2018/04/07 17:54:29 by tmaze #+# #+# */
/* Updated: 2018/04/07 18:51:30 by tmaze ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
static int count_words(char const *s, char c)
{
int i;
int nb_words;
int in_word;
in_word = 0;
nb_words = 0;
i = -1;
while (s[++i])
if (!in_word && s[i] != c)
{
in_word = 1;
nb_words++;
}
else if (in_word && s[i] == c)
in_word = 0;
return (nb_words);
}
static char **get_table(char const *s, char c, char **tab)
{
int i;
int nb_words;
int in_word;
size_t start;
nb_words = 0;
in_word = 0;
i = -1;
while (s[++i])
if (!in_word && s[i] != c && (in_word = 1))
start = i;
else if (in_word && s[i] == c)
{
if ((tab[nb_words] = ft_strsub(s, start, i - start)) == NULL)
{
while (--nb_words >= 0)
ft_strdel(&tab[nb_words]);
free(tab);
return (NULL);
}
nb_words++;
in_word = 0;
}
return (tab);
}
char **ft_strsplit(char const *s, char c)
{
int nb_words;
char **tab;
nb_words = count_words(s, c);
if ((tab = (char**)malloc(sizeof(char**) * (nb_words + 1))) == NULL)
return (NULL);
tab[nb_words] = NULL;
return (get_table(s, c, tab));
}