feat: parsing a token list into a command list

Makefile

@@ -1,12 +1,12 @@
 # **************************************************************************** #
 #                                                                              #
-#                                                         ::::::::             #
+#                                                         :::      ::::::::    #
-#    Makefile                                           :+:    :+:             #
+#    Makefile                                           :+:      :+:    :+:    #
-#                                                      +:+                     #
+#                                                     +:+ +:+         +:+      #
-#    By: qmennen <qmennen@student.codam.nl>           +#+                      #
+#    By: qmennen <qmennen@student.codam.nl>         +#+  +:+       +#+         #
-#                                                    +#+                       #
+#                                                 +#+#+#+#+#+   +#+            #
-#    Created: 2024/10/15 11:48:46 by whaffman      #+#    #+#                  #
+#    Created: 2024/10/15 11:48:46 by whaffman          #+#    #+#              #
-#    Updated: 2025/02/08 17:13:50 by willem        ########   odam.nl          #
+#    Updated: 2025/02/11 15:06:22 by qmennen          ###   ########.fr        #
 #                                                                              #
 # **************************************************************************** #
 

inc/parser.h

@@ -6,7 +6,7 @@
 /*   By: qmennen <qmennen@student.codam.nl>         +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/02/11 14:03:03 by qmennen           #+#    #+#             */
-/*   Updated: 2025/02/11 14:03:36 by qmennen          ###   ########.fr       */
+/*   Updated: 2025/02/11 16:25:16 by qmennen          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -15,4 +15,8 @@
 
 #include "minishell.h"
 
+t_command	*parser_command_new(char *cmd);
+char		**parser_get_arguments(t_list *list);
+t_list		*parser_get_commands(t_list *list);
+
 #endif

inc/typedef.h

@@ -55,7 +55,7 @@ typedef struct s_command
 
 typedef struct s_minishell
 {
-	t_list	*environment;
+	t_list			*environment;
 	char			*line;
 	t_lexer			*lexer;
 	t_list			*tokens;

inc/utils.h

@@ -15,6 +15,7 @@
 
 void		free_minishell_line(t_minishell *minishell);
 void		free_minishell(t_minishell *minishell);
+void		free_command_list(void *content);
 t_minishell	*init_minishell(void);
 void		print_banner(void);
 void		print_list(void *content);

src/main.c

@@ -12,10 +12,10 @@
 
 #include "minishell.h"
 
-
 int	main(int argc, char **argv, char **envp)
 {
 	t_minishell		*minishell;
+	t_list			*commands;
 
 	(void)argc;
 	(void)argv;
@@ -28,9 +28,11 @@ int	main(int argc, char **argv, char **envp)
 		minishell->line = ft_prompt(minishell);
 		minishell->lexer = ft_lexer_new(minishell->line);
 		minishell->tokens = ft_parse_input(minishell->lexer);
+		commands = parser_get_commands(minishell->tokens);
 		simple_builtins(minishell);
-		ft_lstiter(minishell->tokens, print_list);
+		//ft_lstiter(minishell->tokens, print_list);
 		free_minishell_line(minishell);
+		ft_lstclear(&commands, free_command_list);
 	}
 	free_minishell(minishell);
 	return (EXIT_SUCCESS);

src/parser/parser_get_arguments.c

@@ -0,0 +1,56 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   parser_get_arguments.c                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: qmennen <qmennen@student.codam.nl>         +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/02/11 16:20:09 by qmennen           #+#    #+#             */
+/*   Updated: 2025/02/11 16:26:41 by qmennen          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+
+static int	count_cmds(t_list *list)
+{
+	int		cmds;
+	t_list	*current;
+
+	cmds = 0;
+	current = list;
+	while (current)
+	{
+		if (((t_token *)current->content)->type != T_WORD)
+			break ;
+		cmds++;
+		current = current->next;
+	}
+	return (cmds - 1);
+}
+
+char	**parser_get_arguments(t_list *list)
+{
+	t_list	*current;
+	char	**args;
+	int		cmds;
+	int		i;
+
+	cmds = count_cmds(list);
+	args = malloc((cmds + 1) * sizeof(char *));
+	if (!args)
+	{
+		perror("malloc");
+		exit(EXIT_FAILURE);
+	}
+	current = list->next;
+	i = -1;
+	while ((++i) < cmds && current)
+	{
+		if (((t_token *)current->content)->type == T_WORD)
+			args[i] = ft_strdup(((t_token *)current->content)->value);
+		current = current->next;
+	}
+	args[i] = 0;
+	return (args);
+}

src/parser/parser_get_commands.c

@@ -0,0 +1,56 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   parser_get_commands.c                              :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: qmennen <qmennen@student.codam.nl>         +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/02/11 14:06:02 by qmennen           #+#    #+#             */
+/*   Updated: 2025/02/11 16:25:36 by qmennen          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+
+static void	print_cmds(void *content)
+{
+	t_command	*cmd;
+	int			i;
+
+	cmd = (t_command *)content;
+	printf("cmd: %s\n", cmd->command);
+	printf("args: ");
+	i = 0;
+	while (cmd->args[i])
+	{
+		printf("%s ", cmd->args[i]);
+		i++;
+	}
+	printf("\n");
+}
+
+t_list	*parser_get_commands(t_list *list)
+{
+	t_list		*command_list;
+	t_list		*current;
+	t_command	*command;
+	t_token		*token;
+
+	command_list = NULL;
+	if (!list)
+		return (NULL);
+	current = list;
+	while (current)
+	{
+		token = (t_token *) current->content;
+		command = parser_command_new(ft_strdup(token->value));
+		command->args = parser_get_arguments(current);
+		ft_lstadd_back(&command_list, ft_lstnew(command));
+		while (current && ((t_token *)current->content)->type == T_WORD)
+			current = current->next;
+		if (current && ((t_token *)current->content)->type != T_WORD)
+			current = current->next;
+	}
+	ft_lstiter(command_list, print_cmds);
+	return (command_list);
+}

src/parser/parser_new_command.c

@@ -1,13 +1,30 @@
 /* ************************************************************************** */
 /*                                                                            */
 /*                                                        :::      ::::::::   */
-/*   parser.c                                           :+:      :+:    :+:   */
+/*   parser_new_command.c                               :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
 /*   By: qmennen <qmennen@student.codam.nl>         +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
-/*   Created: 2025/02/11 14:06:02 by qmennen           #+#    #+#             */
+/*   Created: 2025/02/11 16:18:21 by qmennen           #+#    #+#             */
-/*   Updated: 2025/02/11 14:06:06 by qmennen          ###   ########.fr       */
+/*   Updated: 2025/02/11 16:25:12 by qmennen          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "parser.h"
+#include "minishell.h"
+
+t_command	*parser_command_new(char *cmd)
+{
+	t_command	*command;
+
+	command = malloc(sizeof(t_command));
+	if (!command)
+	{
+		perror("minishell malloc error");
+		exit(EXIT_FAILURE);
+	}
+	command->args = NULL;
+	command->fd_in = 0;
+	command->fd_out = 1;
+	command->command = cmd;
+	return (command);
+}

src/utils/free_command_list.c

@@ -0,0 +1,38 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   free_command_list.c                                :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: qmennen <qmennen@student.codam.nl>         +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/02/11 14:24:05 by qmennen           #+#    #+#             */
+/*   Updated: 2025/02/11 14:27:02 by qmennen          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+
+static void	free_args(char **args)
+{
+	int	i;
+
+	i = 0;
+	while (args[i])
+	{
+		free(args[i]);
+		i++;
+	}
+	free(args);
+}
+
+void	free_command_list(void *content)
+{
+	t_command	*command;
+
+	command = (t_command *)content;
+	if (command->command)
+		free(command->command);
+	if (command->args)
+		free_args(command->args);
+	free(command);
+}