Merge remote-tracking branch 'origin/quinten' into willem

inc/parser.h

@@ -6,7 +6,7 @@
 /*   By: qmennen <qmennen@student.codam.nl>           +#+                     */
 /*                                                   +#+                      */
 /*   Created: 2025/02/11 14:03:03 by qmennen       #+#    #+#                 */
-/*   Updated: 2025/03/04 18:19:23 by whaffman      ########   odam.nl         */
+/*   Updated: 2025/03/05 12:50:03 by whaffman      ########   odam.nl         */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -15,6 +15,7 @@
 
 # include "minishell.h"
 
+char		*parser_sanitize_string(t_minishell *msh, char *str, char c);
 t_command	*parser_alloc_command(t_minishell *msh);
 t_list		*parser_get_commands(t_minishell *msh);
 t_list		*parser_get_input_redirects(t_list *list);

src/debug/print_commands.c

@@ -6,7 +6,7 @@
 /*   By: marvin <marvin@student.42.fr>                +#+                     */
 /*                                                   +#+                      */
 /*   Created: 2025/02/18 20:06:37 by qmennen       #+#    #+#                 */
-/*   Updated: 2025/03/04 18:40:35 by whaffman      ########   odam.nl         */
+/*   Updated: 2025/03/05 12:52:19 by whaffman      ########   odam.nl         */
 /*                                                                            */
 /* ************************************************************************** */
 

src/executor/executor_absolute_path.c

@@ -16,14 +16,10 @@ static char	*resolve_relative(t_minishell *msh, char *cmd)
 {
 	char	*executable;
 
-	if (access(cmd, F_OK) == 0)
+	executable = ft_strdup_safe(msh, cmd);
-	{
+	if (!executable)
-		executable = ft_strdup_safe(msh, cmd);
+		return (NULL);
-		if (!executable)
+	return (executable);
-			return (NULL);
-		return (executable);
-	}
-	return (NULL);
 }
 
 static char	*resolve_path(t_minishell *msh, char *path, char *cmd)

src/executor/executor_child.c

@@ -24,6 +24,21 @@ static int	is_dir(char *path)
 	return (S_ISDIR(path_stats.st_mode));
 }
 
+static int validate_executable_path(char *path)
+{
+	if (access(path, X_OK) < 0)
+	{
+		error_msg(path, "Permission denied");
+		return (0);
+	}
+	if (is_dir(path))
+	{
+		error_msg(path, "Is a directory");
+		return (0);
+	}
+	return (1);
+}
+
 void	executor_child(t_minishell *msh, t_command *command)
 {
 	char	*path;
@@ -34,18 +49,13 @@ void	executor_child(t_minishell *msh, t_command *command)
 		dup2(command->fd_out, 1);
 	executor_close_fds(command->n_fds);
 	path = executor_absolute_path(msh, command->args[0]);
-	if (path == NULL || access(path, F_OK | X_OK) != 0)
+	if (path == NULL)
 	{
 		errno = 0;
 		error_msg("minishell", "command not found");
 		return ;
 	}
-	if (is_dir(path))
+	else if (! validate_executable_path(path))
-	{
+		return ;
-		ft_putstr_fd(RED BOLD, 2);
-		ft_putstr_fd("minishell: ", 2);
-		ft_putstr_fd(command->args[0], 2);
-		ft_putstr_fd(": " RESET "Is a directory\n", 2);
-	}
 	execve(path, command->args, environment_get_arr(msh));
 }

src/lexer/lexer_parse_input.c

@@ -35,10 +35,12 @@ t_list	*ft_parse_input(t_minishell *msh)
 	while (TRUE)
 	{
 		token = ft_token_next(msh, lexer);
-		if (token->type == T_EOF || token->type == T_ERROR)
-			break ;
 		ft_lstadd_back(&list, ft_lstnew_safe(msh, token));
+		if (token->type == T_EOF || token->type == T_ERROR)
+		{
+			break ;
+		}
 	}
-	ft_token_free(msh, token);
+	// ft_token_free(msh, token);
 	return (list);
 }

src/lexer/lexer_read_word.c

@@ -14,35 +14,11 @@
 
 static int	is_word_char(char c)
 {
-	return (ft_isprint(c)
+	if (c == '<' || c == '>' || c == '|' || c == '\0')
-		&& c != '<'
+		return (0);
-		&& c != '>'
+	else if (ft_isspace(c))
-		&& c != '|'
+		return (0);
-		&& c != '\0'
+	return (ft_isprint(c));
-		&& !ft_isspace(c));
-}
-
-static int	match_quotes(t_minishell *msh, t_lexer *lexer)
-{
-	char	c;
-	int		i;
-	int		d_qts;
-	int		s_qts;
-
-	i = lexer->pos;
-	c = lexer->input[i];
-	d_qts = 0;
-	s_qts = 0;
-	while (is_word_char(c))
-	{
-		if (lexer->input[i] == '\'')
-			s_qts++;
-		if (lexer->input[i] == '\'')
-			d_qts++;
-		i++;
-		c = lexer->input[i];
-	}
-	return ((s_qts % 2) == 0 && (d_qts % 2) == 0);
 }
 
 static int	calculate_word_len(t_minishell *msh, t_lexer *lexer)
@@ -54,36 +30,46 @@ static int	calculate_word_len(t_minishell *msh, t_lexer *lexer)
 	i = lexer->pos;
 	while (is_word_char(lexer->input[i]))
 	{
-		if (lexer->input[i] != '\'' && lexer->input[i] != '"')
+
-			len++;
+		len++;
 		i++;
 	}
 	return (len);
 }
 
-char	*lexer_readword(t_minishell *msh, t_lexer *lexer)
+char	*read_word(t_minishell *msh, t_lexer *lexer, int len)
 {
-	int		len;
-	char	*word;
 	char	c;
+	char	*dest;
+	int		i;
 
-	if (lexer->current_char == '"' || lexer->current_char == '\'')
+	dest = malloc_safe(msh, sizeof(char) * len);
-	{
-		return (lexer_parse_quotes(msh, lexer));
-	}
-	if (!match_quotes(msh, lexer))
-		return (NULL);
-	len = calculate_word_len(msh, lexer);
-	word = malloc_safe(msh, sizeof(char) * len);
 	c = lexer->current_char;
-	len = 0;
+	i = 0;
 	while (is_word_char(c))
 	{
-		if (c != '\'' && c != '"')
+		dest[i++] = lexer->current_char;
-			word[len++] = lexer->current_char;
 		lexer_readchar(lexer);
 		c = lexer->current_char;
 	}
-	word[len] = 0;
+	dest[i] = 0;
+	return (dest);
+}
+
+char	*lexer_readword(t_minishell *msh, t_lexer *lexer)
+{
+	int		len;
+	int		qts;
+	char	*word;
+	char	c;
+
+	c = lexer->current_char;
+	qts = (c == '"' || c == '\'');
+	if (qts)
+		return (lexer_parse_quotes(msh, lexer));
+	// if (!match_quotes(msh, lexer, qts))
+	// 	return (NULL);
+	len = calculate_word_len(msh, lexer);
+	word = read_word(msh, lexer, len);
 	return (word);
 }

src/lexer/lexer_token_next.c

@@ -22,7 +22,7 @@ static t_token_type	get_word_type(char c)
 		return (T_WORD);
 }
 
-static t_token	*process_word(t_minishell *msh, t_lexer *lexer, int pos)
+static t_token	*	process_word(t_minishell *msh, t_lexer *lexer, int pos)
 {
 	t_token_type	word_type;
 	t_token			*token;
@@ -31,7 +31,9 @@ static t_token	*process_word(t_minishell *msh, t_lexer *lexer, int pos)
 	word_type = get_word_type(lexer->current_char);
 	word = lexer_readword(msh, lexer);
 	if (!word)
+	{
 		return (token_new(msh, T_ERROR, &(lexer->current_char), pos));
+	}
 	token = token_new(msh, word_type, word, pos);
 	free_safe(msh, (void **)&word);
 	return (token);

src/parser/parser_get_arguments.c

@@ -10,22 +10,27 @@
 /*                                                                            */
 /* ************************************************************************** */
 
+#include "libft.h"
 #include "minishell.h"
+#include "parser.h"
+#include "utils.h"
 
 static int	count_cmds(t_list *list)
 {
 	int		cmds;
 	t_list	*current;
+	t_list	*prev;
 	t_token	*token;
 
 	cmds = 0;
 	current = list;
+	prev = NULL;
 	while (current)
 	{
 		token = ((t_token *)current->content);
-		if (token->type >= 3)
+		if (token->type < 3 && (!prev || ((t_token *)prev->content)->type < 3))
-			break ;
+			cmds++;
-		cmds++;
+		prev = current;
 		current = current->next;
 	}
 	return (cmds);
@@ -40,40 +45,74 @@ static int	parser_should_expand(t_list *value)
 	if (!token)
 		return (0);
 	i = 0;
-	if (token->type == T_DQWORD)
+	if (token->type == T_DQWORD || token->type == T_WORD)
 	{
 		while (token->value[i])
 		{
 			if (token->value[i] == '$'
-				&& !expander_character_valid(token->value[i + 1]))
+				&& (expander_character_valid(token->value[i + 1]) || token->value[i + 1] == '?'))
-				return (0);
+				return (1);
 			i++;
 		}
-		return (1);
+		return (0);
 	}
-	return ((token->type == T_WORD && token->value[0] == '$'
+	return (0);
-			&& token->value[1]));
+}
+
+static char	*parser_process_token(t_minishell *msh, char **args, t_list *prev, t_list *t_head)
+{
+	char	*str;
+	t_token	*token;
+
+	if (!t_head)
+		return (NULL);
+	token = (t_token *)t_head->content;
+	str = NULL;
+	if (ft_strcmp(token->value, "") == 0)
+		return (NULL);
+	if (parser_should_expand(t_head))
+		str = expander_parse_string(token->value, msh);
+	if (!str)
+		str = ft_strdup_safe(msh, token->value);
+	if (str && token->type == T_WORD && ft_strchr(str, '"'))
+		str = parser_sanitize_string(msh, str, '"');
+	else if (str && token->type == T_WORD && ft_strchr(str, '\''))
+		str = parser_sanitize_string(msh, str, '\'');
+	return (str);
 }
 
 char	**parser_get_arguments(t_list *list, t_minishell *msh)
 {
 	t_list	*current;
+	t_list	*prev;
 	char	**args;
-	int		cmds;
+	int		argc;
 	int		i;
+	char	*str;
+	char	*cat;
 
-	cmds = count_cmds(list);
+	argc = count_cmds(list);
-	args = malloc_safe(msh, (cmds + 1) * sizeof(char *));
+	args = malloc_safe(msh, (argc + 1) * sizeof(char *));
 	current = list;
-	i = -1;
+	i = 0;
-	while ((++i) < cmds && current)
+	prev = NULL;
+	while (argc > 0 && current)
 	{
-		if (parser_should_expand(current))
+		if (((t_token *)current->content)->type < 3 && (!prev || ((t_token *)prev->content)->type < 3))
-			args[i] = expander_parse_string(
+		{
-					((t_token *)current->content)->value, msh);
+			str = parser_process_token(msh, args, prev, current);
-		else if (((t_token *)current->content)->type < 3)
+			if (i > 0 && prev && ft_strcmp(((t_token *)prev->content)->value, "") == 0)
-			args[i] = ft_strdup_safe(msh,
+			{
-					((t_token *)current->content)->value);
+				cat = malloc_safe(msh, ft_strlen(str) + ft_strlen(args[i - 1]) + 1);
+				ft_strlcpy(cat, args[i - 1], ft_strlen(args[i - 1]) + 1);
+				ft_strlcat(cat, str, ft_strlen(str) + ft_strlen(args[i - 1]) + 1);
+				args[i - 1] = cat;
+			}
+			else if (str)
+				args[i++] = str;
+			argc--;
+		}
+		prev = current;
 		current = current->next;
 	}
 	args[i] = 0;

src/parser/parser_sanitize_string.c

@@ -0,0 +1,39 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   parser_sanitize_string.c                           :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: qmennen <qmennen@student.codam.nl>         +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/03/05 10:56:27 by qmennen           #+#    #+#             */
+/*   Updated: 2025/03/05 11:09:25 by qmennen          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+
+char	*parser_sanitize_string(t_minishell *msh, char *str, char c)
+{
+	int		i;
+	int		j;
+	int		qts;
+	char	*dest;
+
+	i = 0;
+	qts = 0;
+	while (str[i++])
+		if (str[i] == c)
+			qts++;
+	dest = malloc_safe(msh, ft_strlen(str) - qts + 1);
+	i = 0;
+	j = 0;
+	while (str[i])
+	{
+		if (str[i] != c)
+			dest[j++] = str[i];
+		i++;
+	}
+	dest[j] = 0;
+	free_safe(msh, (void **)&str);
+	return (dest);
+}