start

Makefile

@@ -1,4 +1,5 @@
-SRCS = main.c
+UTILS_SRC = utils/ft_is_in_quote.c utils/ft_strncpy.c utils/ft_strreplace.c utils/ft_strnchr.c utils/ft_getstr.c filetester.c
+SRCS = main.c ${UTILS_SRC}
 
 OBJS = ${SRCS:.c=.o}
 
@@ -16,6 +17,7 @@ LIBS = libftx/libftx.a
 all: ${NAME}
 
 ${NAME}: ${OBJS}
+	make -C libftx all
 	${CC} ${OBJS} -o ${NAME} ${LIBS}
 
 clean:

filetester.c

@@ -0,0 +1,41 @@
+#include "minishell"
+
+int	ft_file_is_readable(char *path)
+{
+	int	readable;
+
+	fd = open(path, O_RDONLY);
+	if (fd == -1)
+	{
+		ft_eprintf("minishell: %s: No such file or directory\n", path);
+		return (0);
+	}
+	readable = read(fd, "", 0);
+	if (readable == -1)
+	{
+		ft_eprintf("minishell: %s: Permission denied\n", path);
+		return (0);
+	}
+	close(fd);
+	return (1);
+}
+
+int	ft_file_is_writeable(char *path)
+{
+	int	writeable;
+
+	fd = open(path, O_WRONLY | O_CREAT, 0644);
+	if (fd == -1)
+	{
+		ft_eprintf("bizarre l'erreur");
+		return (0);
+	}
+	writeable = write(fd, "", 0);
+	if (writeable == -1)
+	{
+		ft_eprintf("minishell: %s: Permission denied\n", path);
+		return (0);
+	}
+	close(fd);
+	return (1);
+}

libftx/libftx.h

@@ -6,7 +6,7 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/26 14:47:54 by cchauvet          #+#    #+#             */
-/*   Updated: 2023/01/18 19:21:40 by cchauvet         ###   ########.fr       */
+/*   Updated: 2023/02/01 16:20:05 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -18,6 +18,7 @@
 
 char	*ft_ultoa_base(unsigned long long n, char *base);
 int		ft_printf(const char *format, ...);
+int		ft_eprintf(const char *format, ...);
 char	*get_next_line(int fd);
 size_t	ft_random_generator(size_t start, size_t stop);
 void	ft_freer_tab_ultimate(size_t len, ...);

libftx/printf/Makefile

@@ -6,13 +6,13 @@
 #    By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+         #
 #                                                 +#+#+#+#+#+   +#+            #
 #    Created: 2022/09/27 08:39:27 by cchauvet          #+#    #+#              #
-#    Updated: 2023/01/05 18:25:05 by cchauvet         ###   ########.fr        #
+#    Updated: 2023/02/01 16:19:19 by cchauvet         ###   ########.fr        #
 #                                                                              #
 # **************************************************************************** #
 
 CC = clang
 
-SRCS   = ft_dprintarg.c ft_dprintflag.c ft_dprintl_base.c ft_dprintptr.c ft_dprintstrtab.c ft_dprintul_base.c ft_dprintul.c ft_dprintx.c ft_dprintX.c ft_isarg.c ft_isdigit.c ft_printf.c ft_putchar_fd.c ft_putstr_fd.c ft_skipflag.c ft_strlen.c ft_vdprintf.c
+SRCS   = ft_dprintarg.c ft_dprintflag.c ft_dprintl_base.c ft_dprintptr.c ft_dprintstrtab.c ft_dprintul_base.c ft_dprintul.c ft_dprintx.c ft_dprintX.c ft_isarg.c ft_isdigit.c ft_printf.c ft_putchar_fd.c ft_putstr_fd.c ft_skipflag.c ft_strlen.c ft_vdprintf.c ft_eprintf.c
 
 OBJS = ${SRCS:.c=.o}
 

libftx/printf/ft_eprintf.c

@@ -0,0 +1,24 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_eprintf.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2022/10/06 22:01:28 by cchauvet          #+#    #+#             */
+/*   Updated: 2023/02/01 16:18:46 by cchauvet         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+int	ft_printf(const char *format, ...)
+{
+	va_list	va;
+	int		i;
+
+	va_start(va, format);
+	i = ft_vdprintf(2, format, va);
+	va_end(va);
+	return (i);
+}

libftx/printf/ft_printf.h

@@ -6,7 +6,7 @@
 /*   By: cchauvet <cchauvet@student.42angoulem      +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/09/26 14:47:54 by cchauvet          #+#    #+#             */
-/*   Updated: 2023/01/05 17:36:39 by cchauvet         ###   ########.fr       */
+/*   Updated: 2023/02/01 16:19:38 by cchauvet         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -32,6 +32,7 @@ int		ft_dprintarg(int fd, int c, va_list va);
 int		ft_dprintstrtab(int fd, char **tab);
 
 int		ft_printf(const char *format, ...);
+int		ft_eprintf(const char *format, ...);
 
 int		ft_vdprintf(int fd, const char *format, va_list va);
 

main.c

@@ -1,11 +1,56 @@
 #include "minishell.h"
 
+int	ft_get_infile(char **line)
+{
+	size_t	i;
+	char	*path;
+
+	path = NULL;
+	i = 0;
+	while ((*line)[i] != '\0')
+	{
+		if ((*line)[i] == '<' && ft_is_in_quote(*line, i) == 0)
+		{
+			if (path != NULL)
+				free(path);
+			path = ft_getstr(*line, i);
+			if (path == NULL)
+				return (-1);
+			if (ft_file_is_readable(path) == 0)
+			{
+				free(path);
+				return (-1);
+			}
+		}
+		i++;
+	}
+	return (open(path, O_RDONLY));
+}
+
 t_list	**ft_parse_cmd(char *line)
 {
-	ft_split()		
+	char	infile;
+	char	outfile;
+	t_list	**cmds;
+	size_t	i;
+
+	(void) outfile;
+	(void) cmds;
+	i = 0;
+	while (line[i] != '\0')
+	{
+
+		i++;
+	}
 }
 
 int	main(int ac, char **av)
 {
+	int	fd;
+	int	i;
 
+	if (ac == 1)
+		return (1);
+	ft_parse_cmd(av[1]);
+	return (1);
 }

minishell.h

@@ -1,13 +1,13 @@
 #ifndef FT_MINISHELL
 # define FT_MINISHELL
 # include "libftx/libftx.h"
+# include "utils/utils.h"
+# include <sys/types.h>
+# include <sys/stat.h>
+# include <fcntl.h>
 
-typedef	struct s_list
+int	ft_file_is_readable(char *path);
-{
+int	ft_file_is_writeable(char *path);
-	void	*content;
-	void	*next;
-	int	tag;
-} t_list
 
 typedef struct cmd
 {

utils/ft_getstr.c

@@ -0,0 +1,27 @@
+#include "utils.h"
+
+char	*ft_getstr(char *str, size_t n)
+{
+	size_t	start;
+	size_t	stop;
+	char	c;
+	int	quote;
+
+	start = n;
+	stop = n;
+	quote = ft_is_in_quote(str, n);
+	if (quote == 0)
+		c = ' ';
+	else
+	{
+		if (quote == 1)
+			c = '\'';
+		else
+			c = '"';
+	}
+	while (str[start - 1] != c && start > 0)
+		start--;
+	while (str[stop] != c && str[stop] != '\0')
+		stop++;
+	return (ft_strndup(str + start, stop - start));
+}

utils/ft_is_in_quote.c

@@ -0,0 +1,29 @@
+#include "utils.h"
+
+int	ft_is_in_quote(char *str, size_t n)
+{
+	size_t	double_quoted;
+	size_t	simple_quoted;
+	size_t	i;
+
+	double_quoted = 0;
+	simple_quoted = 0;
+	i = 0;
+	while (str[i] != '\0' && i < n)
+	{
+		if (str[i] == '"')
+		{
+			if (simple_quoted == 0)
+				double_quoted = !double_quoted;
+			
+		}
+		if (str[i] == '\'')
+		{
+			if (double_quoted == 0)
+				simple_quoted = !simple_quoted;
+			
+		}
+		i++;
+	}
+	return (simple_quoted == 1 + (double_quoted == 1) * 2);
+}

utils/ft_strnchr.c

@@ -0,0 +1,15 @@
+#include "utils.h"
+
+ssize_t	ft_strnchr(char *str, char c)
+{
+	size_t	i;
+
+	i = 0;
+	while (str[i] != '\0')
+	{
+		if (str[i] == c)
+			return (i);
+		i++;
+	}
+	return (-1);
+}

utils/ft_strncpy.c

@@ -0,0 +1,14 @@
+#include "utils.h"
+
+size_t	ft_strncpy(char *dst, char *src, size_t n)
+{
+	size_t	i;
+
+	i = 0;
+	while (i < n)
+	{
+		dst[i] = src[i];
+		i++;
+	}
+	return (i);
+}

utils/ft_strreplace.c

@@ -0,0 +1,17 @@
+#include "utils.h"
+
+char	*ft_strreplace(char *str, char *fill, size_t start, size_t stop)
+{
+	char	*out;
+	size_t	sum;
+
+	out = malloc((ft_strlen(str) + ft_strlen(fill) - (stop - start) + 1 * sizeof(char)));
+	if (out == NULL)
+		return (NULL);
+	ft_strncpy(out, str, start);
+	ft_strncpy(out + start, fill, ft_strlen(fill));
+	sum = start + ft_strlen(fill);
+	ft_strncpy(out + sum, str + stop, ft_strlen(str) - stop);
+	out[sum + ft_strlen(str) - stop] = '\0';
+	return (out);
+}

utils/utils.h

@@ -0,0 +1,12 @@
+#ifndef FT_UTILS
+# define FT_UTILS
+# include <stdlib.h>
+# include "../libftx/libftx.h"
+
+size_t		ft_strncpy(char *dst, char *src, size_t n);
+int		ft_is_in_quote(char *str, size_t n);
+char		*ft_strreplace(char *str, char *fill, size_t start, size_t stop);
+ssize_t		ft_strnchr(char *str, char c);
+char		*ft_getstr(char *str, size_t n);
+
+#endif