Merge builtins into mai

5 files changed, 263 insertions, 3 deletions

diff --git a/src/builtins_part_one.c b/src/builtins_part_one.c
new file mode 100644
index 0000000..6b92d9c
--- /dev/null
+++ b/src/builtins_part_one.c
@@ -0,0 +1,152 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   builtins_part_one.c                                :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/08/09 17:01:16 by chuhlig           #+#    #+#             */
+/*   Updated: 2024/10/25 20:52:36 by chuhlig          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "env.h"
+
+int	echo(char **av)
+{
+	int	i;
+	int	f;
+
+	i = 1;
+	f = 1;
+	if (av[1][0] == '\0')
+	{
+		write(1, "\n", 1);
+		return (1);
+	}
+	if (ft_strcmp(av[1], "-n"))
+	{
+		i++;
+		f = 0;
+	}
+	while (av[i])
+	{
+		write(1, &av[1], ft_strlen(av[i]));
+		i++;
+	}
+	if (f)
+		write(1, "\n", 1);
+	return (0);
+}
+
+int	pwd(t_env **env, char *av)
+{
+	t_env	*current;
+	t_env	*prev;
+	char	*tmp;
+
+	current = env;
+	prev = NULL;
+	while (current)
+	{
+		if (ft_strcmp(current->name, av == 0))
+			break ;
+		prev = current;
+		current = current->next;
+	}
+	ft_printf("%s\n", current->value);
+	return (0);
+}
+
+int	env(t_env **env)
+{
+	t_env	*current;
+	t_env	*prev;
+
+	current = env;
+	prev = NULL;
+	while (current)
+	{
+		ft_printf("%s", current->name);
+		ft_printf("=%s\n", current->value);
+		prev = current;
+		current = current->next;
+	}
+	return (0);
+}
+
+int	exit(char *av)
+{
+	freenode free toke free sequence stop repl free env;
+	clear history;
+}
+
+int	export(char **av, t_env **env)
+{
+	char	*tmp;
+	t_env	*current;
+	int		i;
+
+	i = i;
+	while (av[i])
+	{
+		if (t_strchr(av[i], '='))
+		{
+			tmp = ft_strchr(av[i], '=');
+			tmp = '\0';
+			current = *env;
+			while (current)
+			{
+				if (ft_strcmp(current->name, tmp[i]) == 0)
+				{
+					free(current->value);
+					current->value = ft_strdup(tmp + 1);
+					break ;
+				}
+				current = current->next;
+			}
+			if (!current)
+			{
+				current = malloc(sizeof(t_env));
+				current->name = ft_strdup(av[i]);
+				current->value = ft_strdup(tmp + 1);
+				current->next = *env;
+				*env = current;
+			}
+		}
+		i++;
+	}
+	return (1);
+}
+
+int	unset(char **av, t_env **env)
+{
+	t_env	*current;
+	t_env	*prev;
+	int		i;
+
+	i = 0;
+	current = env;
+	prev = NULL;
+	while (av[i])
+	{
+		while (current)
+		{
+			if (ft_strcmp(current->name, av[i] == 0))
+				break ;
+			prev = current;
+			current = current->next;
+		}
+		if (current)
+		{
+			if (prev)
+				prev->next = current->next;
+			else
+				*env = current->next;
+			free(current->value);
+			free(current);
+		}
+		i++;
+	}
+	return (0);
+}
\ No newline at end of file
diff --git a/src/builtins_part_two.c b/src/builtins_part_two.c
new file mode 100644
index 0000000..94ef258
--- /dev/null
+++ b/src/builtins_part_two.c
@@ -0,0 +1,82 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   builtins_part_two.c                                :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/10/25 20:52:16 by chuhlig           #+#    #+#             */
+/*   Updated: 2024/10/25 20:52:46 by chuhlig          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "env.h"
+
+void	update_oldpwd(t_env **env)
+{
+	t_env	*current;
+	t_env	*prev;
+	char	cwd[1028];
+	char	*tmp;
+
+	while (current)
+	{
+		if (ft_strncmp(current->name, "OLDPWD", 6) == 0)
+			break ;
+		prev = current;
+		current = current->next;
+	}
+	getcwd(cwd, sizeof(cwd));
+	tmp = ft_strdup(cwd);
+	free(current->value);
+	current->value = tmp;
+}
+
+void	update_pwd(t_env **env)
+{
+	t_env	*current;
+	t_env	*prev;
+	char	cwd[1028];
+	char	*tmp;
+
+	while (current)
+	{
+		if (ft_strncmp(current->name, "PWD", 3) == 0)
+			break ;
+		prev = current;
+		current = current->next;
+	}
+	getcwd(cwd, sizeof(cwd));
+	tmp = ft_strdup(cwd);
+	free(current->value);
+	current->value = tmp;
+}
+
+int	cd(t_env **env, char **av)
+{
+	t_env	*current;
+	t_env	*prev;
+	t_env	*pwd;
+
+	current = env;
+	if (av[1] == NULL)
+	{
+		update_oldpwd(&env);
+		while (current)
+		{
+			if (ft_strncmp(current->name, "HOME", 4) == 0)
+				break ;
+			prev = current;
+			current = current->next;
+		}
+		if (chdir(current->value) == -1)
+			return ;
+	}
+	else
+	{
+		update_oldpwd(&env);
+		if (chdir(av[1]) == -1)
+			return ;
+		update_pwd(&env);
+	}
+}
\ No newline at end of file
diff --git a/src/main.c b/src/main.c
index 18530bb..4e1d9da 100644
--- a/src/main.c
+++ b/src/main.c
@@ -6,6 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/22 17:14:03 by dkaiser           #+#    #+#             */
+/*   Updated: 2024/08/26 19:55:57 by chuhlig          ###   ########.fr       */
 /*   Updated: 2024/10/25 16:06:32 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
diff --git a/src/new_token.c b/src/new_token.c
index 92ff421..6431c7d 100644
--- a/src/new_token.c
+++ b/src/new_token.c
@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   new_token.c                                        :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
+/*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/27 14:29:44 by dkaiser           #+#    #+#             */
-/*   Updated: 2024/06/28 14:59:34 by dkaiser          ###   ########.fr       */
+/*   Updated: 2024/08/29 15:30:52 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -50,3 +50,28 @@ t_token	*new_redir_token(int type, t_token *previous, t_token *next)
 	token->content.redir_type = type;
 	return (token);
 }
+
+// void	ft_append_token(int type, t_token **list)// but we need somewhere token/node head initialize with nul
+// {
+// 	t_token	*node;
+// 	t_token	*last_node;
+
+// 	if (!list)
+// 		return ;
+// 	node = malloc(sizeof(t_token));
+// 	if (!node)
+// 		return ;
+// 	node->next = NULL;
+// 	node->type = type;
+// 	if (!*list)
+// 	{
+// 		*list = node;
+// 		node->previous = NULL;
+// 	}
+// 	else
+// 	{
+// 		last_node = ft_lstlast(*list);
+// 		last_node->next = node;
+// 		node->previous = last_node;
+// 	}
+// }
\ No newline at end of file
diff --git a/src/tokenizer.c b/src/tokenizer.c
index ab8a6ac..d7a96f7 100644
--- a/src/tokenizer.c
+++ b/src/tokenizer.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/28 20:55:50 by chuhlig           #+#    #+#             */
-/*   Updated: 2024/08/29 15:26:55 by dkaiser          ###   ########.fr       */
+/*   Updated: 2024/10/17 14:21:26 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */