kekw

libftx/gnl/Makefile

@@ -0,0 +1,39 @@
+# **************************************************************************** #
+#                                                                              #
+#                                                         :::      ::::::::    #
+#    Makefile                                           :+:      :+:    :+:    #
+#                                                     +:+ +:+         +:+      #
+#    By: cchauvet <cchauvet@student.42angouleme.fr  +#+  +:+       +#+         #
+#                                                 +#+#+#+#+#+   +#+            #
+#    Created: 2022/12/14 15:49:18 by cchauvet          #+#    #+#              #
+#    Updated: 2022/12/14 16:08:19 by cchauvet         ###   ########.fr        #
+#                                                                              #
+# **************************************************************************** #
+
+SRCS = get_next_line.c get_next_line_utils.c
+
+OBJS = ${SRCS:.c=.o}
+
+NAME = get_next_line.a
+
+CFLAGS = -Wall -Werror -Wextra
+
+CC = clang
+
+%.o: %.c
+	$(CC) $(CFLAGS) -c -o $@ $<
+
+all: $(NAME)
+
+$(NAME): $(OBJS)
+	ar -rc $(NAME) $(OBJS)
+
+clean:
+	rm -f $(OBJS) $(BOBJS)
+
+fclean: clean
+	rm -f $(NAME)
+
+re: fclean all
+
+.PHONY: all bonus clean fclean re

libftx/gnl/get_next_line.c

@@ -0,0 +1,104 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   get_next_line.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/10/26 00:52:47 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/11/14 15:37:48 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "get_next_line.h"
+
+char	*ft_getstash(int fd)
+{
+	char	*str;
+	int		readed;
+
+	str = ft_calloc(BUFFER_SIZE + 1, sizeof(char));
+	if (str == NULL)
+		return (NULL);
+	readed = read(fd, str, BUFFER_SIZE);
+	if (readed < 1)
+	{
+		free(str);
+		return (NULL);
+	}
+	return (str);
+}
+
+char	*ft_getline(int fd)
+{
+	char		*stash;
+	char		*buf;
+
+	stash = NULL;
+	buf = NULL;
+	while (ft_strchr(stash, '\n') == -1)
+	{
+		buf = ft_getstash(fd);
+		if (buf == NULL)
+			return (stash);
+		stash = ft_strfjoin(stash, buf);
+		if (stash == NULL)
+			return (NULL);
+	}
+	return (stash);
+}
+
+char	*ft_getreturn(char *str)
+{
+	int	i;
+
+	if (str == NULL)
+		return (NULL);
+	i = ft_strchr(str, '\n') + 1;
+	if (i == 0)
+		i = ft_strlen(str);
+	return (ft_strndup(str, i));
+}
+
+char	*ft_getextra(char *str)
+{
+	int	i;
+	int	j;
+
+	if (str == NULL)
+		return (NULL);
+	i = ft_strchr(str, '\n') + 1;
+	if (i == 0)
+		return (NULL);
+	j = ft_strlen(str + i);
+	return (ft_strndup(str + i, j));
+}
+
+char	*get_next_line(int fd)
+{
+	static char	*stash = NULL;
+	char		*buf1;
+	char		*buf2;
+
+	buf2 = stash;
+	if (ft_strchr(stash, '\n') == -1)
+	{
+		buf1 = ft_getline(fd);
+		buf2 = ft_strfjoin(stash, buf1);
+		if (buf2 == NULL)
+		{
+			free(buf1);
+			return (NULL);
+		}
+	}
+	buf1 = ft_getreturn(buf2);
+	stash = ft_getextra(buf2);
+	free(buf2);
+	if (buf1 == NULL)
+	{
+		free(stash);
+		free(buf1);
+		return (NULL);
+	}
+	return (buf1);
+}

libftx/gnl/get_next_line.h

@@ -0,0 +1,28 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   get_next_line.h                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angouleme.fr  +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/11/14 15:38:06 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/11/14 17:28:39 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#ifndef GET_NEXT_LINE_H
+# define GET_NEXT_LINE_H
+# include <stdlib.h>
+# include <unistd.h>
+# ifndef BUFFER_SIZE
+#  define BUFFER_SIZE 42
+# endif
+
+void	*ft_calloc(size_t nmemb, size_t size);
+void	*ft_realloc(void *ptr, size_t size);
+char	*ft_strfjoin(char *dst, char *src);
+char	*ft_strndup(char *src, size_t n);
+size_t	ft_strlen(char *str);
+ssize_t	ft_strchr(char *str, char c);
+char	*get_next_line(int fd);
+#endif

libftx/gnl/get_next_line_utils.c

@@ -0,0 +1,106 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   get_next_line_utils.c                              :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/10/26 00:55:44 by cchauvet          #+#    #+#             */
+/*   Updated: 2022/11/14 15:39:50 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "get_next_line.h"
+
+void	*ft_calloc(size_t nmemb, size_t size)
+{
+	char	*tab;
+	size_t	i;
+
+	if (nmemb == 0 || size * nmemb / nmemb != size)
+		return (NULL);
+	tab = malloc(nmemb * size);
+	if (tab == NULL)
+		return (NULL);
+	i = 0;
+	while (i < size * nmemb)
+	{
+		tab[i] = 0;
+		i++;
+	}
+	return ((void *) tab);
+}
+
+size_t	ft_strlen(char *str)
+{
+	size_t	i;
+
+	if (str == NULL)
+		return (0);
+	i = 0;
+	while (str[i] != '\0')
+		i++;
+	return (i);
+}
+
+char	*ft_strfjoin(char *s1, char *s2)
+{
+	ssize_t	i;
+	ssize_t	j;
+	char	*out;
+
+	out = ft_calloc((ft_strlen(s1) + ft_strlen(s2) + 1), sizeof(char));
+	if (out == NULL)
+		return (NULL);
+	i = 0;
+	if (s1 != NULL)
+	{
+		while (s1[i] != '\0')
+		{
+			out[i] = s1[i];
+			i++;
+		}
+	}
+	free(s1);
+	j = -1;
+	if (s2 != NULL)
+	{
+		while (s2[++j] != '\0')
+			out[i + j] = s2[j];
+	}
+	free(s2);
+	return (out);
+}
+
+char	*ft_strndup(char *src, size_t n)
+{
+	char	*out;
+	size_t	i;
+
+	if (src[0] == '\0')
+		return (NULL);
+	out = ft_calloc(n + 1, sizeof(char));
+	if (out == NULL)
+		return (NULL);
+	i = 0;
+	while (src[i] != '\0' && i < n)
+	{
+		out[i] = src[i];
+		i++;
+	}
+	return (out);
+}
+
+ssize_t	ft_strchr(char *str, char c)
+{
+	size_t	i;
+
+	if (str == NULL)
+		return (-1);
+	i = 0;
+	while (str[i] != c && str[i] != '\0')
+		i++;
+	if (str[i] == '\0')
+		return (-1);
+	return (i);
+}