From 8f5abcdb257393a2e576fe382835e8e060662834 Mon Sep 17 00:00:00 2001
From: Christopher Uhlig
Date: Mon, 20 Jan 2025 13:06:34 +0100
Subject: merged

---
 src/builtins_part_one.c   | 133 +++++++++++++++++-----------------------------
 src/builtins_part_three.c |  76 ++++++++++++++++++++++++++
 src/builtins_part_two.c   |   5 +-
 src/collect_redirs.c      |  53 +++++++++---------
 src/create_files.c        |  16 +++---
 src/debug_tools.c         |   6 ++-
 src/env_to_strlst.c       |  29 ++++++----
 src/execute_cmd.c         |   2 +-
 src/format_string.c       | 112 ++++++++++++++++++++------------------
 src/free_token.c          |   7 ++-
 src/get_cmd_path.c        |   4 +-
 src/handle_redir.c        | 103 +++++++++++++++++++++++++++++++++++
 src/interpreter.c         |  89 ++++++-------------------------
 src/new_node.c            |   5 +-
 src/parse_cmd.c           |  13 +++--
 src/parser.c              |   4 +-
 src/repl.c                |   6 ++-
 src/signal_handling.c     |   2 +-
 18 files changed, 391 insertions(+), 274 deletions(-)
 create mode 100644 src/builtins_part_three.c
 create mode 100644 src/handle_redir.c

(limited to 'src')

diff --git a/src/builtins_part_one.c b/src/builtins_part_one.c
index f3bcfc0..7cbcdeb 100644
--- a/src/builtins_part_one.c
+++ b/src/builtins_part_one.c
@@ -6,60 +6,13 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/08/09 17:01:16 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/14 19:51:59 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/18 18:33:33 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "env.h"
 #include <stdio.h>
 
-int	echo(char **av)
-{
-	int	i;
-	int	f;
-
-	i = 1;
-	f = 1;
-	if (av[1] == NULL || av[1][0] == '\0')
-	{
-		write(1, "\n", 1);
-		return (0);
-	}
-	if (ft_strncmp(av[1], "-n", 3) == 0)
-	{
-		i++;
-		f = 0;
-	}
-	while (av[i])
-	{
-		write(1, av[i], ft_strlen(av[i]));
-		i++;
-		if (av[i])
-			write(1, " ", 1);
-	}
-	if (f)
-		write(1, "\n", 1);
-	return (0);
-}
-
-void	exit_shell(t_env **env, int exit_status)
-{
-	free_envlst(env);
-	exit(exit_status);
-}
-
-int	builtin_exit(char **args, t_env **env)
-{
-	int	exit_status;
-
-	if (args[1])
-		exit_status = ft_atoi(args[1]);
-	else
-		exit_status = 0;
-	exit_shell(env, exit_status);
-	return (exit_status);
-}
-
 int	unset(char **av, t_env **env)
 {
 	t_env	*current;
@@ -69,8 +22,6 @@ int	unset(char **av, t_env **env)
 	i = 0;
 	while (av[++i])
 	{
-		if (ft_strchr(av[i], '?'))
-			return (1);
 		current = *env;
 		prev = NULL;
 		while (current)
@@ -95,6 +46,8 @@ t_env	*check_existing(t_env *env, char *av)
 {
 	while (env)
 	{
+		if (ft_strcmp("$", av) == 0)
+			return (NULL);
 		if (ft_strcmp(env->name, av) == 0)
 			return (env);
 		env = env->next;
@@ -102,51 +55,65 @@ t_env	*check_existing(t_env *env, char *av)
 	return (NULL);
 }
 
-int	export(char **av, t_env **env)
+void	export_export(char *av, t_env **env)
 {
 	char	*tmp;
 	t_env	*current;
-	int		i;
 
 	current = NULL;
+	tmp = ft_strchr(av, '=');
+	*tmp = '\0';
+	current = check_existing(*env, av);
+	if (current)
+		free(current->value);
+	else
+	{
+		current = env_new(ft_strdup(av));
+		current->next = *env;
+		*env = current;
+	}
+	current->value = ft_strdup(tmp + 1);
+}
+
+int	is_valid_identifier(char *str)
+{
+	int	i;
+
 	i = 0;
-	while (av[++i])
+	if (!ft_isalpha(str[0]) && str[0] != '_')
+		return (0);
+	while (str[i] && str[i] != '=')
 	{
-		if ((ft_strchr(av[i], '=')))
-		{
-			tmp = ft_strchr(av[i], '=');
-			*tmp = '\0';
-			if (ft_strchr(av[i], '?'))
-				return (1);
-			current = check_existing(*env, av[i]);
-			if (current)
-				free(current->value);
-			else
-			{
-				current = env_new(ft_strdup(av[i]));
-				current->next = *env;
-				*env = current;
-			}
-			current->value = ft_strdup(tmp + 1);
-		}
-		else
-			return (1);
+		if (!ft_isalnum(str[i]) && str[i] != '_')
+			return (0);
+		i++;
 	}
-	return (0);
+	return (1);
 }
 
-void set_return_code(int return_code, t_env **env)
+int	export(char **av, t_env **env)
 {
-	t_env	*cur;
+	char	*equal_sign;
+	int		i;
 
-	cur = check_existing(*env, "?");
-	if (cur)
-		free(cur->value);
-	else
+	i = 0;
+	while (av[++i])
 	{
-		cur = env_new(ft_strdup("?"));
-		cur->next = *env;
-		*env = cur;
+		equal_sign = ft_strchr(av[i], '=');
+		if (equal_sign)
+			*equal_sign = '\0';
+		if (!is_valid_identifier(av[i]))
+		{
+			write(1, "Minishell $ export: not a valid identifier\n", 43);
+			if (equal_sign)
+				*equal_sign = '=';
+			continue ;
+		}
+		if (equal_sign)
+		{
+			*equal_sign = '=';
+			export_export(av[i], env);
+		}
 	}
-	cur->value = ft_itoa(return_code);
+	return (0);
 }
diff --git a/src/builtins_part_three.c b/src/builtins_part_three.c
new file mode 100644
index 0000000..7c73e95
--- /dev/null
+++ b/src/builtins_part_three.c
@@ -0,0 +1,76 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   builtins_part_three.c                              :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/01/18 18:29:24 by chuhlig           #+#    #+#             */
+/*   Updated: 2025/01/18 18:34:29 by chuhlig          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "env.h"
+
+void	exit_shell(t_env **env, int exit_status)
+{
+	free_envlst(env);
+	exit(exit_status);
+}
+
+int	builtin_exit(char **av, t_env **env)
+{
+	int	exit_status;
+
+	if (av[1])
+		exit_status = ft_atoi(av[1]);
+	else
+		exit_status = 0;
+	exit_shell(env, exit_status);
+	return (exit_status);
+}
+
+void	set_return_code(int return_code, t_env **env)
+{
+	t_env	*cur;
+
+	cur = check_existing(*env, "?");
+	if (cur)
+		free(cur->value);
+	else
+	{
+		cur = env_new(ft_strdup("?"));
+		cur->next = *env;
+		*env = cur;
+	}
+	cur->value = ft_itoa(return_code);
+}
+
+int	echo(char **av)
+{
+	int	i;
+	int	f;
+
+	i = 1;
+	f = 1;
+	if (av[1] == NULL || av[1][0] == '\0')
+	{
+		write(1, "\n", 1);
+		return (0);
+	}
+	if (ft_strncmp(av[1], "-n", 3) == 0)
+	{
+		i++;
+		f = 0;
+	}
+	while (av[i])
+	{
+		write(1, av[i], ft_strlen(av[i]));
+		i++;
+		if (av[i])
+			write(1, " ", 1);
+	}
+	if (f)
+		write(1, "\n", 1);
+	return (0);
+}
diff --git a/src/builtins_part_two.c b/src/builtins_part_two.c
index 05d6943..9fabc81 100644
--- a/src/builtins_part_two.c
+++ b/src/builtins_part_two.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/10/25 20:52:16 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/14 19:31:17 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/18 18:57:12 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -72,6 +72,7 @@ int	cd(t_env **env, char **av)
 		}
 		if (chdir(current->value) == -1)
 			return (1);
+		update_pwd(env);
 	}
 	else
 	{
@@ -101,7 +102,7 @@ int	ft_env(t_env *env)
 {
 	while (env != NULL)
 	{
-		if (strchr(env->name, '?'))
+		if (ft_strchr(env->name, '?'))
 		{
 			env = env->next;
 			continue ;
diff --git a/src/collect_redirs.c b/src/collect_redirs.c
index 171dc06..c170a30 100644
--- a/src/collect_redirs.c
+++ b/src/collect_redirs.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/08/02 13:49:31 by dkaiser           #+#    #+#             */
-/*   Updated: 2025/01/16 18:19:36 by dkaiser          ###   ########.fr       */
+/*   Updated: 2025/01/20 13:00:04 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -20,7 +20,8 @@ static t_redirection	*set_redir(t_redirection *redir, int type, char *spec,
 static int				set_heredoc_data(t_token *cur, t_redirection *result,
 							t_env *env);
 
-t_redirection	*collect_redirs(t_token **tokens, t_env *env, t_list **create_files)
+t_redirection	*collect_redirs(t_token **tokens, t_env *env,
+	t_list **create_files)
 {
 	t_redirection	*result;
 	t_token			*cur;
@@ -45,28 +46,6 @@ t_redirection	*collect_redirs(t_token **tokens, t_env *env, t_list **create_file
 	return (result);
 }
 
-static t_redirection	*set_redir(t_redirection *redir, int type, char *spec,
-		t_env *env)
-{
-	t_redirection	*result;
-
-	redir->type = type;
-	if (spec != NULL)
-		redir->specifier = format_string(spec, env);
-	else
-		redir->specifier = spec;
-	if (redir->type == OUTPUT_APPEND || redir->type == OUTPUT_OVERRIDE)
-	{
-		result = malloc(sizeof(t_redirection));
-		if (!result)
-			return (NULL);
-		result->type = type;
-		result->specifier = spec;
-		return (result);
-	}
-	return (NULL);
-}
-
 static void	collect_and_check_redir(t_redirection *result, t_token **cur,
 		t_env *env, t_list **create_files)
 {
@@ -89,7 +68,7 @@ static void	collect_and_check_redir(t_redirection *result, t_token **cur,
 		ft_lstadd_back(create_files, ft_lstnew(set_redir(&result[1],
 					OUTPUT_APPEND, str, env)));
 	next_token = (*cur)->next;
-	free_token_and_connect(*cur);
+	// free_token_and_connect(*cur);
 	if (next_token)
 	{
 		*cur = next_token->next;
@@ -99,6 +78,30 @@ static void	collect_and_check_redir(t_redirection *result, t_token **cur,
 		*cur = NULL;
 }
 
+static t_redirection	*set_redir(t_redirection *redir, int type, char *spec,
+		t_env *env)
+{
+	t_redirection	*result;
+
+	redir->type = type;
+	if (spec != NULL)
+		redir->specifier = format_string(spec, env, ft_atoi("0"));
+	else
+		redir->specifier = spec;
+	if (redir->type == OUTPUT_APPEND || redir->type == OUTPUT_OVERRIDE)
+	{
+		result = malloc(sizeof(t_redirection));
+		if (!result)
+			return (NULL);
+		result->type = type;
+		result->specifier = spec;
+		return (result);
+	}
+	return (NULL);
+}
+
+
+
 static int	set_heredoc_data(t_token *cur, t_redirection *result, t_env *env)
 {
 	char	*heredoc_data;
diff --git a/src/create_files.c b/src/create_files.c
index faee27f..8689f88 100644
--- a/src/create_files.c
+++ b/src/create_files.c
@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   create_files.c                                     :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
+/*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/01/16 16:23:51 by dkaiser           #+#    #+#             */
-/*   Updated: 2025/01/16 19:16:33 by dkaiser          ###   ########.fr       */
+/*   Updated: 2025/01/19 14:36:59 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -22,10 +22,10 @@ void	create_files(t_list *files)
 	{
         dbg("Test");
         if (files->content == NULL)
-            continue;
+            continue ;
 		file = (t_redirection *)files->content;
         if (access(file->specifier, F_OK) != -1 && access(file->specifier, W_OK) == -1)
-            break;
+            break ;
 		if (file->type == OUTPUT_OVERRIDE)
 		{
 			fd = open(file->specifier, O_WRONLY | O_CREAT | O_TRUNC, 0644);
@@ -36,10 +36,10 @@ void	create_files(t_list *files)
 			fd = open(file->specifier, O_WRONLY | O_CREAT | O_APPEND, 0644);
 			close(fd);
 		}
-        /* if (files->next == NULL) */
-        /*     break; */
-        /* if (((t_redirection *) files->next->content)->type == 0) */
-        /*     break; */
+        if (files->next == NULL)
+             break ;
+        if (((t_redirection *) files->next->content)->type == 0)
+             break ;
 		files = files->next;
 	}
 }
diff --git a/src/debug_tools.c b/src/debug_tools.c
index de59703..6bee1b0 100644
--- a/src/debug_tools.c
+++ b/src/debug_tools.c
@@ -3,14 +3,16 @@
 /*                                                        :::      ::::::::   */
 /*   debug_tools.c                                      :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
+/*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/24 15:34:14 by dkaiser           #+#    #+#             */
-/*   Updated: 2024/06/28 15:04:43 by dkaiser          ###   ########.fr       */
+/*   Updated: 2025/01/20 12:50:36 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "debug_tools.h"
+#include <stdio.h>
+#include <stdarg.h>
 
 void	dbg(char *msg)
 {
diff --git a/src/env_to_strlst.c b/src/env_to_strlst.c
index a1ab7cc..5806d96 100644
--- a/src/env_to_strlst.c
+++ b/src/env_to_strlst.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/12/17 19:22:28 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/14 19:34:10 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/18 18:50:49 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -15,25 +15,32 @@
 
 static char	*get_var_assign(t_env *cur);
 
-char	**env_to_strlst(t_env *env)
+static int	getsize(t_env *env)
 {
 	int		size;
 	t_env	*cur;
-	char	**result;
-	int		i;
 
 	size = 0;
 	cur = env;
-	while (cur != NULL)
+	while (cur)
 	{
-		if (ft_strchr(cur->name, '?'))
-		{
-			cur = cur->next;
-			continue ;
-		}
-		size++;
+		if (!ft_strchr(cur->name, '?'))
+			size++;
 		cur = cur->next;
 	}
+	return (size);
+}
+
+char	**env_to_strlst(t_env *env)
+{
+	int		size;
+	t_env	*cur;
+	char	**result;
+	int		i;
+
+	size = 0;
+	cur = env;
+	size = getsize(env);
 	result = malloc(sizeof(char *) * (size + 1));
 	if (result == NULL)
 		return (NULL);
diff --git a/src/execute_cmd.c b/src/execute_cmd.c
index 8f5b541..e2b9d66 100644
--- a/src/execute_cmd.c
+++ b/src/execute_cmd.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/12/17 19:21:35 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/16 18:38:00 by dkaiser          ###   ########.fr       */
+/*   Updated: 2025/01/19 19:15:46 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
diff --git a/src/format_string.c b/src/format_string.c
index 5f31130..7e64039 100644
--- a/src/format_string.c
+++ b/src/format_string.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/12/17 19:30:11 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/14 18:06:17 by dkaiser          ###   ########.fr       */
+/*   Updated: 2025/01/19 20:24:05 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,46 +14,18 @@
 #include "libft.h"
 #include "minishell.h"
 
-static void	append_slice(char **dst, char *src, int start, int end);
-static void	append_var(char **dst, char *src, int *pos, t_env *env);
-
-char	*format_string(char *str, t_env *env)
+void	append_var_exit_code(char **dst, t_env *env)
 {
+	char	*exit_code;
 	char	*result;
-	int		pos;
-	int		start;
-	int		is_literal;
 
-	pos = 0;
-	start = 0;
-	is_literal = 0;
-	result = NULL;
-	if (str == NULL)
-		return (NULL);
-	while (str[pos] != '\0')
+	exit_code = env_get(env, "?");
+	if (exit_code)
 	{
-		if (str[pos] == '\'')
-		{
-			append_slice(&result, str, start, pos);
-			start = pos + 1;
-			is_literal = !is_literal;
-		}
-		if (str[pos] == '"' && !is_literal)
-		{
-			append_slice(&result, str, start, pos);
-			start = pos + 1;
-		}
-		if (str[pos] == '$' && !is_literal)
-		{
-			append_slice(&result, str, start, pos);
-			append_var(&result, str, &pos, env);
-			start = pos;
-			continue ;
-		}
-		pos++;
+		result = ft_strjoin(*dst, exit_code);
+		free(*dst);
+		*dst = result;
 	}
-	append_slice(&result, str, start, pos);
-	return (result);
 }
 
 static void	append_slice(char **dst, char *src, int start, int end)
@@ -65,9 +37,7 @@ static void	append_slice(char **dst, char *src, int start, int end)
 	if (*dst != NULL)
 		len = ft_strlen(*dst);
 	else
-	{
 		len = 0;
-	}
 	result = malloc(len + (end - start) + 1);
 	if (!result)
 		return ;
@@ -93,27 +63,63 @@ static void	append_var(char **dst, char *src, int *pos, t_env *env)
 
 	i = 0;
 	*pos += 1;
-	while (src[*pos + i] != '\0' && src[*pos + i] != '\'' && src[*pos
-			+ i] != '"' && src[*pos + i] != '$')
-	{
+	while (ft_isalnum(src[*pos + i]) || src[*pos + i] == '_')
 		i++;
-	}
-	var = malloc(i + 1);
-	if (var == NULL)
+	if (i == 0)
 		return ;
-	var[i] = '\0';
-	i--;
-	while (i >= 0)
-	{
-		var[i] = src[*pos + i];
-		i--;
-	}
+	var = ft_substr(src, *pos, i);
 	value = env_get(env, var);
-	if (value != NULL)
+	if (value)
 	{
 		result = ft_strjoin(*dst, value);
 		free(*dst);
 		*dst = result;
 	}
-	*pos += ft_strlen(var);
+	*pos += i;
+	free(var);
+}
+
+static void	handle_dollar_sign(char **result, char *str, int *pos, t_env *env)
+{
+	if (str[*pos + 1] == '?')
+	{
+		append_var_exit_code(result, env);
+		*pos += 2;
+	}
+	else if (ft_isalnum(str[*pos + 1]) || str[*pos + 1] == '_')
+		append_var(result, str, pos, env);
+	else
+	{
+		append_slice(result, str, *pos, *pos + 1);
+		(*pos)++;
+	}
+}
+
+char	*format_string(char *str, t_env *env, int is_literal)
+{
+	char	*result;
+	int		pos;
+	int		start;
+
+	pos = 0;
+	start = 0;
+	result = NULL;
+	if (!str)
+		return (NULL);
+	while (str[pos])
+	{
+		if (str[pos] == '\'' || (str[pos] == '\"' && !is_literal)
+			|| (str[pos] == '$' && !is_literal))
+		{
+			append_slice(&result, str, start, pos);
+			if (str[pos] == '$')
+				handle_dollar_sign(&result, str, &pos, env);
+			else
+				is_literal ^= (str[pos++] == '\'');
+			start = pos;
+			continue ;
+		}
+		pos++;
+	}
+	return (append_slice(&result, str, start, pos), result);
 }
diff --git a/src/free_token.c b/src/free_token.c
index 9b035ac..512ba23 100644
--- a/src/free_token.c
+++ b/src/free_token.c
@@ -3,14 +3,15 @@
 /*                                                        :::      ::::::::   */
 /*   free_token.c                                       :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
+/*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/27 14:38:57 by dkaiser           #+#    #+#             */
-/*   Updated: 2024/08/02 14:23:56 by dkaiser          ###   ########.fr       */
+/*   Updated: 2025/01/20 12:49:48 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "token.h"
+#include "debug_tools.h"
 
 void	free_token(t_token *token)
 {
@@ -19,6 +20,7 @@ void	free_token(t_token *token)
 	if (token->next != NULL)
 		token->next->previous = NULL;
 	free(token);
+	token = NULL;
 }
 
 void	free_token_and_connect(t_token *token)
@@ -28,6 +30,7 @@ void	free_token_and_connect(t_token *token)
 	if (token->next != NULL)
 		token->next->previous = token->previous;
 	free(token);
+	token = NULL;
 }
 
 void	free_tokens(t_token *tokens)
diff --git a/src/get_cmd_path.c b/src/get_cmd_path.c
index 543540b..c35b3bc 100644
--- a/src/get_cmd_path.c
+++ b/src/get_cmd_path.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/12/17 19:19:59 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/15 16:38:39 by dkaiser          ###   ########.fr       */
+/*   Updated: 2025/01/19 18:56:22 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -86,7 +86,7 @@ static char	*find_in_path(char *cmd, t_env *env, int *return_code)
 	}
 	*return_code = 127;
 	printf("%s:", cmd);
-	ft_putstr_fd(" command not found", 2);
+	ft_putstr_fd(" command not found", 2);//output is shit even if its fine for tester
 	return (NULL);
 }
 
diff --git a/src/handle_redir.c b/src/handle_redir.c
new file mode 100644
index 0000000..29bba92
--- /dev/null
+++ b/src/handle_redir.c
@@ -0,0 +1,103 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   handle_redir.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/01/18 18:34:51 by chuhlig           #+#    #+#             */
+/*   Updated: 2025/01/18 18:47:31 by chuhlig          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+
+int	handle_input_redirection(t_redirection *redir)
+{
+	int	fd;
+
+	if (redir->type == INPUT_FILE)
+	{
+		fd = open_file(redir->specifier, O_RDONLY, 0);
+		if (fd < 0)
+			return (-1);
+		dup2(fd, STDIN_FILENO);
+		close(fd);
+	}
+	else if (redir->type == INPUT_LIMITER)
+	{
+		fd = open_file("/tmp/heredoc_tmp", O_WRONLY | O_CREAT | O_TRUNC, 0644);
+		if (fd < 0)
+			return (-1);
+		write(fd, redir->specifier, ft_strlen(redir->specifier));
+		close(fd);
+		fd = open_file("/tmp/heredoc_tmp", O_RDONLY, 0);
+		if (fd < 0)
+			return (-1);
+		dup2(fd, STDIN_FILENO);
+		close(fd);
+	}
+	return (0);
+}
+
+int	handle_output_redirection(t_redirection *redir)
+{
+	int	fd;
+
+	if (redir->type == OUTPUT_OVERRIDE)
+	{
+		fd = open_file(redir->specifier, O_WRONLY | O_CREAT | O_TRUNC, 0644);
+		if (fd < 0)
+			return (-1);
+		dup2(fd, STDOUT_FILENO);
+		close(fd);
+	}
+	else if (redir->type == OUTPUT_APPEND)
+	{
+		fd = open_file(redir->specifier, O_WRONLY | O_CREAT | O_APPEND, 0644);
+		if (fd < 0)
+			return (-1);
+		dup2(fd, STDOUT_FILENO);
+		close(fd);
+	}
+	return (0);
+}
+
+int	handle_redirections(t_redirection *redirs)
+{
+	if (redirs[0].type == INPUT_FILE || redirs[0].type == INPUT_LIMITER)
+	{
+		if (handle_input_redirection(&redirs[0]) < 0)
+			return (-1);
+	}
+	if (redirs[1].type == OUTPUT_OVERRIDE || redirs[1].type == OUTPUT_APPEND)
+	{
+		if (handle_output_redirection(&redirs[1]) < 0)
+			return (-1);
+	}
+	return (0);
+}
+
+int	handle_pipe_parent(int p[2], t_node *node, t_env **env)
+{
+	int	original_stdin;
+	int	result;
+
+	close(p[1]);
+	original_stdin = dup(STDIN_FILENO);
+	dup2(p[0], STDIN_FILENO);
+	result = eval_rec(node->content.pipe.right, env, p[0]);
+	dup2(original_stdin, STDIN_FILENO);
+	close(original_stdin);
+	close(p[0]);
+	return (result);
+}
+
+int	handle_pipe_child(int p[2], t_node *node, t_env **env, int in_fd)
+{
+	close(p[0]);
+	dup2(in_fd, STDIN_FILENO);
+	dup2(p[1], STDOUT_FILENO);
+	close(p[1]);
+	exit(eval_rec(node->content.pipe.left, env, in_fd));
+}
diff --git a/src/interpreter.c b/src/interpreter.c
index c7fe67c..f31e965 100644
--- a/src/interpreter.c
+++ b/src/interpreter.c
@@ -6,100 +6,41 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/12/17 19:15:49 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/16 18:44:39 by dkaiser          ###   ########.fr       */
+/*   Updated: 2025/01/20 12:48:49 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
 #include "debug_tools.h"
 #include "minishell.h"
 
-int	handle_redirections(t_redirection *redirs)
+int	eval_rec(t_node *node, t_env **env, int in_fd);
+
+int	open_file(char *path, int flags, int mode)
 {
 	int	fd;
 
-	if (redirs[0].type == INPUT_FILE)
-	{
-		fd = open(redirs[0].specifier, O_RDONLY);
-		if (fd < 0)
-		{
-			perror("open");
-			return (-1);
-		}
-		dup2(fd, STDIN_FILENO);
-		close(fd);
-	}
-	else if (redirs[0].type == INPUT_LIMITER)
-	{
-		fd = open("/tmp/heredoc_tmp", O_WRONLY  | O_TRUNC, 0644);
-		if (fd < 0)
-		{
-			perror("open");
-			return (-1);
-		}
-		write(fd, redirs[0].specifier, ft_strlen(redirs[0].specifier));
-		close(fd);
-		fd = open("/tmp/heredoc_tmp", O_RDONLY);
-		if (fd < 0)
-		{
-			perror("open");
-			return (-1);
-		}
-		dup2(fd, STDIN_FILENO);
-		close(fd);
-	}
-	if (redirs[1].type == OUTPUT_OVERRIDE)
-	{
-		fd = open(redirs[1].specifier, O_WRONLY | O_TRUNC, 0644);
-		if (fd < 0)
-		{
-			perror("open");
-			return (-1);
-		}
-		dup2(fd, STDOUT_FILENO);
-		close(fd);
-	}
-	else if (redirs[1].type == OUTPUT_APPEND)
-	{
-		fd = open(redirs[1].specifier, O_WRONLY | O_APPEND, 0644);
-		if (fd < 0)
-		{
-			perror("open");
-			return (-1);
-		}
-		dup2(fd, STDOUT_FILENO);
-		close(fd);
-	}
-	return (0);
+	fd = open(path, flags, mode);
+	if (fd < 0)
+		perror("open");
+	return (fd);
 }
 
 int	eval_rec(t_node *node, t_env **env, int in_fd)
 {
-	pid_t	pid;
 	int		p[2];
+	pid_t	pid;
 	int		result;
-	int		original_stdin;
 
 	if (node->type == PIPE_NODE)
 	{
-		pipe(p);
+		if (pipe(p) == -1)
+			return (perror("pipe"), EXIT_FAILURE);
 		pid = fork();
+		if (pid == -1)
+			return (perror("fork"), close(p[0]), close(p[1]), EXIT_FAILURE);
 		if (pid == 0)
-		{
-			close(p[0]);
-			dup2(in_fd, STDIN_FILENO);
-			dup2(p[1], STDOUT_FILENO);
-			result = eval_rec(node->content.pipe.left, env, in_fd);
-			exit(result);
-		}
-		else
-		{
-			close(p[1]);
-			original_stdin = dup(STDIN_FILENO);
-			dup2(p[0], STDIN_FILENO);
-			result = eval_rec(node->content.pipe.right, env, p[0]);
-			dup2(original_stdin, STDIN_FILENO);
-			close(original_stdin);
-		}
+			handle_pipe_child(p, node, env, in_fd);
+		result = handle_pipe_parent(p, node, env);
 	}
 	else if (node->type == CMD_NODE)
 		result = execute_cmd(&node->content.cmd, env);
diff --git a/src/new_node.c b/src/new_node.c
index 83d9159..bbac154 100644
--- a/src/new_node.c
+++ b/src/new_node.c
@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   new_node.c                                         :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: dkaiser <dkaiser@student.42heilbronn.de    +#+  +:+       +#+        */
+/*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/27 11:21:03 by dkaiser           #+#    #+#             */
-/*   Updated: 2025/01/16 18:25:54 by dkaiser          ###   ########.fr       */
+/*   Updated: 2025/01/19 19:01:01 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -51,6 +51,7 @@ t_node	*new_cmd_node(char **args, t_redirection redirs[2], t_list *create_files)
 		node->content.cmd.redirs[1] = redirs[1];
 		node->content.cmd.create_files = create_files;
 		free(redirs);
+		redirs = NULL;//1
 		return (node);
 	}
 	return (NULL);
diff --git a/src/parse_cmd.c b/src/parse_cmd.c
index 92dfd12..d13bf3f 100644
--- a/src/parse_cmd.c
+++ b/src/parse_cmd.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/07/08 15:06:25 by dkaiser           #+#    #+#             */
-/*   Updated: 2025/01/16 19:06:03 by dkaiser          ###   ########.fr       */
+/*   Updated: 2025/01/20 12:44:44 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -18,7 +18,7 @@ t_node	*parse_cmd(t_token *tokens, t_env **env)
 {
 	char			**args;
 	t_redirection	*redirs;
-	t_list *create_files;
+	t_list			*create_files;
 
 	create_files = NULL;
 	redirs = collect_redirs(&tokens, *env, &create_files);
@@ -36,6 +36,7 @@ t_node	*parse_cmd(t_token *tokens, t_env **env)
 static char	**collect_args(t_token **tokens, t_env **env)
 {
 	t_token	*cur;
+	t_token	*next;//2
 	char	**result;
 	int		i;
 
@@ -50,12 +51,14 @@ static char	**collect_args(t_token **tokens, t_env **env)
 	i = 0;
 	while (cur != NULL && cur->type == STRING_TOKEN)
 	{
+		next = cur->next;//2
 		if (cur->previous)
 			free_token(cur->previous);
-		result[i] = format_string(cur->content.string, *env);
+		result[i] = format_string(cur->content.string, *env, ft_atoi("0"));
 		i++;
-		cur = cur->next;
+		// cur = cur->next;
+		cur = next;//2
 	}
 	result[i] = NULL;
 	return (result);
-}
+}
\ No newline at end of file
diff --git a/src/parser.c b/src/parser.c
index 1375954..aef8d70 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/29 15:53:29 by dkaiser           #+#    #+#             */
-/*   Updated: 2025/01/11 16:06:54 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/19 18:59:00 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -40,6 +40,7 @@ static t_node	*parse_statement(t_token *tokens, t_env **env)
 	if (left_side_tokens == NULL)
 	{
 		free_tokens(tokens);
+		tokens = NULL;//1
 		return (NULL);
 	}
 	else if (tokens != NULL)
@@ -70,6 +71,7 @@ t_token	*split_at_first(t_token **tokens, int type)
 	if (result == split)
 		result = NULL;
 	free_token(split);
+	split = NULL;//1
 	return (result);
 }
 
diff --git a/src/repl.c b/src/repl.c
index 5079ee8..15b0a80 100644
--- a/src/repl.c
+++ b/src/repl.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/24 16:07:04 by dkaiser           #+#    #+#             */
-/*   Updated: 2025/01/14 15:39:58 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/20 12:45:00 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -23,7 +23,7 @@ void	repl(const char *prompt, t_env **env, int *promptflag)
 	while (1)
 	{
 		input = readline(prompt);
-		if (input == NULL)
+		if (input == NULL) 
 		{
 			if (*promptflag > 1)
 				(*promptflag)--;
@@ -41,3 +41,5 @@ void	repl(const char *prompt, t_env **env, int *promptflag)
 		free(input);
 	}
 }
+
+//echo hi | >./outfiles/outfile01 echo bye >./test_files/invalid_permission
\ No newline at end of file
diff --git a/src/signal_handling.c b/src/signal_handling.c
index c6273d0..6c6ca1e 100644
--- a/src/signal_handling.c
+++ b/src/signal_handling.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/24 15:08:43 by dkaiser           #+#    #+#             */
-/*   Updated: 2025/01/14 14:11:29 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/20 12:15:32 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-- 
cgit v1.2.3


From 634a3b84b31cbcc5c0c665338e1ef1eb49f25e5d Mon Sep 17 00:00:00 2001
From: Christopher Uhlig
Date: Mon, 20 Jan 2025 17:34:02 +0100
Subject: fixed a bunch of stuff

---
 .vscode/c_cpp_properties.json          |  18 ++++++++++
 .vscode/launch.json                    |  13 +++++++
 .vscode/settings.json                  |  64 +++++++++++++++++++++++++++++++++
 .vscode/tasks.json                     |  29 +++++++++++++++
 include/env.h                          |   5 +--
 include/minishell.h                    |   4 +--
 lib/libft/_obj/ft_atoi.o               | Bin 932 -> 0 bytes
 lib/libft/_obj/ft_atol.o               | Bin 948 -> 0 bytes
 lib/libft/_obj/ft_bzero.o              | Bin 676 -> 0 bytes
 lib/libft/_obj/ft_calloc.o             | Bin 752 -> 0 bytes
 lib/libft/_obj/ft_isalnum.o            | Bin 704 -> 0 bytes
 lib/libft/_obj/ft_isalpha.o            | Bin 680 -> 0 bytes
 lib/libft/_obj/ft_isascii.o            | Bin 664 -> 0 bytes
 lib/libft/_obj/ft_isdigit.o            | Bin 664 -> 0 bytes
 lib/libft/_obj/ft_isprint.o            | Bin 664 -> 0 bytes
 lib/libft/_obj/ft_isspace.o            | Bin 672 -> 0 bytes
 lib/libft/_obj/ft_itoa.o               | Bin 1236 -> 0 bytes
 lib/libft/_obj/ft_lstadd_back_bonus.o  | Bin 716 -> 0 bytes
 lib/libft/_obj/ft_lstadd_front_bonus.o | Bin 652 -> 0 bytes
 lib/libft/_obj/ft_lstclear_bonus.o     | Bin 780 -> 0 bytes
 lib/libft/_obj/ft_lstdelone_bonus.o    | Bin 688 -> 0 bytes
 lib/libft/_obj/ft_lstiter_bonus.o      | Bin 712 -> 0 bytes
 lib/libft/_obj/ft_lstlast_bonus.o      | Bin 696 -> 0 bytes
 lib/libft/_obj/ft_lstmap_bonus.o       | Bin 932 -> 0 bytes
 lib/libft/_obj/ft_lstnew_bonus.o       | Bin 732 -> 0 bytes
 lib/libft/_obj/ft_lstsize_bonus.o      | Bin 704 -> 0 bytes
 lib/libft/_obj/ft_memchr.o             | Bin 724 -> 0 bytes
 lib/libft/_obj/ft_memcmp.o             | Bin 740 -> 0 bytes
 lib/libft/_obj/ft_memcpy.o             | Bin 764 -> 0 bytes
 lib/libft/_obj/ft_memmove.o            | Bin 824 -> 0 bytes
 lib/libft/_obj/ft_memset.o             | Bin 684 -> 0 bytes
 lib/libft/_obj/ft_printaddr.o          | Bin 1128 -> 0 bytes
 lib/libft/_obj/ft_printf.o             | Bin 2996 -> 0 bytes
 lib/libft/_obj/ft_printhex.o           | Bin 1012 -> 0 bytes
 lib/libft/_obj/ft_printnbr.o           | Bin 1704 -> 0 bytes
 lib/libft/_obj/ft_putchar_fd.o         | Bin 680 -> 0 bytes
 lib/libft/_obj/ft_putendl_fd.o         | Bin 860 -> 0 bytes
 lib/libft/_obj/ft_putnbr_fd.o          | Bin 1088 -> 0 bytes
 lib/libft/_obj/ft_putstr_fd.o          | Bin 740 -> 0 bytes
 lib/libft/_obj/ft_split.o              | Bin 1936 -> 0 bytes
 lib/libft/_obj/ft_strcat.o             | Bin 756 -> 0 bytes
 lib/libft/_obj/ft_strchr.o             | Bin 756 -> 0 bytes
 lib/libft/_obj/ft_strcmp.o             | Bin 748 -> 0 bytes
 lib/libft/_obj/ft_strcpy.o             | Bin 700 -> 0 bytes
 lib/libft/_obj/ft_strdup.o             | Bin 816 -> 0 bytes
 lib/libft/_obj/ft_striteri.o           | Bin 696 -> 0 bytes
 lib/libft/_obj/ft_strjoin.o            | Bin 1044 -> 0 bytes
 lib/libft/_obj/ft_strlcat.o            | Bin 896 -> 0 bytes
 lib/libft/_obj/ft_strlcpy.o            | Bin 872 -> 0 bytes
 lib/libft/_obj/ft_strlen.o             | Bin 660 -> 0 bytes
 lib/libft/_obj/ft_strmapi.o            | Bin 864 -> 0 bytes
 lib/libft/_obj/ft_strncmp.o            | Bin 824 -> 0 bytes
 lib/libft/_obj/ft_strncpy.o            | Bin 728 -> 0 bytes
 lib/libft/_obj/ft_strnstr.o            | Bin 984 -> 0 bytes
 lib/libft/_obj/ft_strrchr.o            | Bin 744 -> 0 bytes
 lib/libft/_obj/ft_strtrim.o            | Bin 1232 -> 0 bytes
 lib/libft/_obj/ft_substr.o             | Bin 912 -> 0 bytes
 lib/libft/_obj/ft_tolower.o            | Bin 664 -> 0 bytes
 lib/libft/_obj/ft_toupper.o            | Bin 664 -> 0 bytes
 lib/libft/_obj/get_next_line.o         | Bin 1860 -> 0 bytes
 lib/libft/_obj/get_next_line_utils.o   | Bin 1384 -> 0 bytes
 lib/libft/libft.a                      | Bin 55752 -> 0 bytes
 src/builtins_part_one.c                |  17 ++++++---
 src/builtins_part_three.c              |  13 +++++--
 src/env.c                              |   4 +--
 src/execute_cmd.c                      |   4 +--
 src/handle_redir.c                     |   8 ++---
 67 files changed, 161 insertions(+), 18 deletions(-)
 create mode 100644 .vscode/c_cpp_properties.json
 create mode 100644 .vscode/launch.json
 create mode 100644 .vscode/settings.json
 create mode 100644 .vscode/tasks.json
 delete mode 100644 lib/libft/_obj/ft_atoi.o
 delete mode 100644 lib/libft/_obj/ft_atol.o
 delete mode 100644 lib/libft/_obj/ft_bzero.o
 delete mode 100644 lib/libft/_obj/ft_calloc.o
 delete mode 100644 lib/libft/_obj/ft_isalnum.o
 delete mode 100644 lib/libft/_obj/ft_isalpha.o
 delete mode 100644 lib/libft/_obj/ft_isascii.o
 delete mode 100644 lib/libft/_obj/ft_isdigit.o
 delete mode 100644 lib/libft/_obj/ft_isprint.o
 delete mode 100644 lib/libft/_obj/ft_isspace.o
 delete mode 100644 lib/libft/_obj/ft_itoa.o
 delete mode 100644 lib/libft/_obj/ft_lstadd_back_bonus.o
 delete mode 100644 lib/libft/_obj/ft_lstadd_front_bonus.o
 delete mode 100644 lib/libft/_obj/ft_lstclear_bonus.o
 delete mode 100644 lib/libft/_obj/ft_lstdelone_bonus.o
 delete mode 100644 lib/libft/_obj/ft_lstiter_bonus.o
 delete mode 100644 lib/libft/_obj/ft_lstlast_bonus.o
 delete mode 100644 lib/libft/_obj/ft_lstmap_bonus.o
 delete mode 100644 lib/libft/_obj/ft_lstnew_bonus.o
 delete mode 100644 lib/libft/_obj/ft_lstsize_bonus.o
 delete mode 100644 lib/libft/_obj/ft_memchr.o
 delete mode 100644 lib/libft/_obj/ft_memcmp.o
 delete mode 100644 lib/libft/_obj/ft_memcpy.o
 delete mode 100644 lib/libft/_obj/ft_memmove.o
 delete mode 100644 lib/libft/_obj/ft_memset.o
 delete mode 100644 lib/libft/_obj/ft_printaddr.o
 delete mode 100644 lib/libft/_obj/ft_printf.o
 delete mode 100644 lib/libft/_obj/ft_printhex.o
 delete mode 100644 lib/libft/_obj/ft_printnbr.o
 delete mode 100644 lib/libft/_obj/ft_putchar_fd.o
 delete mode 100644 lib/libft/_obj/ft_putendl_fd.o
 delete mode 100644 lib/libft/_obj/ft_putnbr_fd.o
 delete mode 100644 lib/libft/_obj/ft_putstr_fd.o
 delete mode 100644 lib/libft/_obj/ft_split.o
 delete mode 100644 lib/libft/_obj/ft_strcat.o
 delete mode 100644 lib/libft/_obj/ft_strchr.o
 delete mode 100644 lib/libft/_obj/ft_strcmp.o
 delete mode 100644 lib/libft/_obj/ft_strcpy.o
 delete mode 100644 lib/libft/_obj/ft_strdup.o
 delete mode 100644 lib/libft/_obj/ft_striteri.o
 delete mode 100644 lib/libft/_obj/ft_strjoin.o
 delete mode 100644 lib/libft/_obj/ft_strlcat.o
 delete mode 100644 lib/libft/_obj/ft_strlcpy.o
 delete mode 100644 lib/libft/_obj/ft_strlen.o
 delete mode 100644 lib/libft/_obj/ft_strmapi.o
 delete mode 100644 lib/libft/_obj/ft_strncmp.o
 delete mode 100644 lib/libft/_obj/ft_strncpy.o
 delete mode 100644 lib/libft/_obj/ft_strnstr.o
 delete mode 100644 lib/libft/_obj/ft_strrchr.o
 delete mode 100644 lib/libft/_obj/ft_strtrim.o
 delete mode 100644 lib/libft/_obj/ft_substr.o
 delete mode 100644 lib/libft/_obj/ft_tolower.o
 delete mode 100644 lib/libft/_obj/ft_toupper.o
 delete mode 100644 lib/libft/_obj/get_next_line.o
 delete mode 100644 lib/libft/_obj/get_next_line_utils.o
 delete mode 100644 lib/libft/libft.a

(limited to 'src')

diff --git a/.vscode/c_cpp_properties.json b/.vscode/c_cpp_properties.json
new file mode 100644
index 0000000..94b2ae4
--- /dev/null
+++ b/.vscode/c_cpp_properties.json
@@ -0,0 +1,18 @@
+{
+	"configurations": [
+	  {
+		"name": "macos-clang-x64",
+		"includePath": [
+		  "${workspaceFolder}/**"
+		],
+		"compilerPath": "/usr/bin/clang",
+		"cStandard": "${default}",
+		"cppStandard": "${default}",
+		"intelliSenseMode": "macos-clang-x64",
+		"compilerArgs": [
+		  ""
+		]
+	  }
+	],
+	"version": 4
+  }
\ No newline at end of file
diff --git a/.vscode/launch.json b/.vscode/launch.json
new file mode 100644
index 0000000..86fa44a
--- /dev/null
+++ b/.vscode/launch.json
@@ -0,0 +1,13 @@
+{
+	"version": "0.2.0",
+	"configurations": [
+	  {
+		"name": "C/C++ Runner: Debug Session",
+		"type": "lldb",
+		"request": "launch",
+		"args": [],
+		"cwd": "/Users/chuhlig/Desktop/merged_minishell/",
+		"program": "/Users/chuhlig/Desktop/merged_minishell/minishell"
+	  }
+	]
+  }
\ No newline at end of file
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..e43ecab
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,64 @@
+{
+	"C_Cpp_Runner.cCompilerPath": "clang",
+	"C_Cpp_Runner.cppCompilerPath": "clang++",
+	"C_Cpp_Runner.debuggerPath": "lldb",
+	"C_Cpp_Runner.cStandard": "",
+	"C_Cpp_Runner.cppStandard": "",
+	"C_Cpp_Runner.msvcBatchPath": "",
+	"C_Cpp_Runner.useMsvc": false,
+	"C_Cpp_Runner.warnings": [
+	  "-Wall",
+	  "-Wextra",
+	  "-Wpedantic",
+	  "-Wshadow",
+	  "-Wformat=2",
+	  "-Wcast-align",
+	  "-Wconversion",
+	  "-Wsign-conversion",
+	  "-Wnull-dereference"
+	],
+	"C_Cpp_Runner.msvcWarnings": [
+	  "/W4",
+	  "/permissive-",
+	  "/w14242",
+	  "/w14287",
+	  "/w14296",
+	  "/w14311",
+	  "/w14826",
+	  "/w44062",
+	  "/w44242",
+	  "/w14905",
+	  "/w14906",
+	  "/w14263",
+	  "/w44265",
+	  "/w14928"
+	],
+	"C_Cpp_Runner.enableWarnings": true,
+	"C_Cpp_Runner.warningsAsError": false,
+	"C_Cpp_Runner.compilerArgs": [],
+	"C_Cpp_Runner.linkerArgs": [],
+	"C_Cpp_Runner.includePaths": [],
+	"C_Cpp_Runner.includeSearch": [
+	  "*",
+	  "**/*"
+	],
+	"C_Cpp_Runner.excludeSearch": [
+	  "**/build",
+	  "**/build/**",
+	  "**/.*",
+	  "**/.*/**",
+	  "**/.vscode",
+	  "**/.vscode/**"
+	],
+	"C_Cpp_Runner.useAddressSanitizer": false,
+	"C_Cpp_Runner.useUndefinedSanitizer": false,
+	"C_Cpp_Runner.useLeakSanitizer": false,
+	"C_Cpp_Runner.showCompilationTime": false,
+	"C_Cpp_Runner.useLinkTimeOptimization": false,
+	"C_Cpp_Runner.msvcSecureNoWarnings": false,
+	"files.associations": {
+		"minishell.h": "c",
+		"debug_tools.h": "c",
+		"token.h": "c"
+	}
+  }
\ No newline at end of file
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
new file mode 100644
index 0000000..4ede37a
--- /dev/null
+++ b/.vscode/tasks.json
@@ -0,0 +1,29 @@
+{
+    "tasks": [
+        {
+            "type": "cppbuild",
+            "label": "C/C++: clang build active file",
+            "command": "/usr/bin/clang",
+            "args": [
+                "-fcolor-diagnostics",
+                "-fansi-escape-codes",
+                "-g",
+                "${file}",
+                "-o",
+                "${fileDirname}/${fileBasenameNoExtension}"
+            ],
+            "options": {
+                "cwd": "${fileDirname}"
+            },
+            "problemMatcher": [
+                "$gcc"
+            ],
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            },
+            "detail": "Task generated by Debugger."
+        }
+    ],
+    "version": "2.0.0"
+}
\ No newline at end of file
diff --git a/include/env.h b/include/env.h
index 3fc83b7..56b50b5 100644
--- a/include/env.h
+++ b/include/env.h
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/08/08 16:53:39 by dkaiser           #+#    #+#             */
-/*   Updated: 2025/01/18 18:43:07 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/20 16:48:57 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -30,7 +30,7 @@ char	**env_to_strlst(t_env *env);
 void	update_oldpwd(t_env **env);
 void	update_pwd(t_env **env);
 int		unset(char **av, t_env **env);
-int		export(char **av, t_env **env);
+int		export(char **av, t_env **env, int f);
 int		echo(char **av);
 int		pwd(t_env *env);
 int		cd(t_env **env, char **args);
@@ -38,5 +38,6 @@ int		ft_env(t_env *env);
 int		builtin_exit(char **args, t_env **env);
 t_env	*env_new(char *name);
 t_env	*check_existing(t_env *env, char *av);
+int		check_flag(int f);
 
 #endif
\ No newline at end of file
diff --git a/include/minishell.h b/include/minishell.h
index 7a573e8..03553a7 100644
--- a/include/minishell.h
+++ b/include/minishell.h
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/06/22 17:14:49 by dkaiser           #+#    #+#             */
-/*   Updated: 2025/01/18 19:30:43 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/20 16:48:39 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -42,7 +42,7 @@ int				eval(t_node *node, t_env **env);
 char			*get_cmd_path(char *cmd, t_env *env, int *return_code);
 int				execute_cmd(t_cmd *cmd, t_env **env);
 char			*format_string(char *str, t_env *env, int is_literal);
-int				set_return_code(int return_code, t_env **env);
+void				set_return_code(int return_code, t_env **env);
 int				handle_redirections(t_redirection *redirs);
 void			*error(int err_code, char *err_text, int exit_code,
 					int *ret_code);
diff --git a/lib/libft/_obj/ft_atoi.o b/lib/libft/_obj/ft_atoi.o
deleted file mode 100644
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diff --git a/lib/libft/_obj/ft_calloc.o b/lib/libft/_obj/ft_calloc.o
deleted file mode 100644
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diff --git a/lib/libft/_obj/ft_isalnum.o b/lib/libft/_obj/ft_isalnum.o
deleted file mode 100644
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deleted file mode 100644
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deleted file mode 100644
index d5cbdc5..0000000
Binary files a/lib/libft/_obj/get_next_line.o and /dev/null differ
diff --git a/lib/libft/_obj/get_next_line_utils.o b/lib/libft/_obj/get_next_line_utils.o
deleted file mode 100644
index 0eecbe7..0000000
Binary files a/lib/libft/_obj/get_next_line_utils.o and /dev/null differ
diff --git a/lib/libft/libft.a b/lib/libft/libft.a
deleted file mode 100644
index 1a43a20..0000000
Binary files a/lib/libft/libft.a and /dev/null differ
diff --git a/src/builtins_part_one.c b/src/builtins_part_one.c
index 7cbcdeb..629cc87 100644
--- a/src/builtins_part_one.c
+++ b/src/builtins_part_one.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/08/09 17:01:16 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/18 18:33:33 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/20 17:05:19 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -26,7 +26,15 @@ int	unset(char **av, t_env **env)
 		prev = NULL;
 		while (current)
 		{
-			if (ft_strcmp(current->name, av[i]) == 0)
+			if ((!ft_strcmp(current->name, av[i])) && (!ft_strcmp("?", av[1])))
+			{
+				if (prev)
+					prev->next = current->next;
+				else
+					*env = current->next;
+				free_env_node(current);
+				break ;
+			}
 			{
 				if (prev)
 					prev->next = current->next;
@@ -91,7 +99,7 @@ int	is_valid_identifier(char *str)
 	return (1);
 }
 
-int	export(char **av, t_env **env)
+int	export(char **av, t_env **env, int f)
 {
 	char	*equal_sign;
 	int		i;
@@ -107,6 +115,7 @@ int	export(char **av, t_env **env)
 			write(1, "Minishell $ export: not a valid identifier\n", 43);
 			if (equal_sign)
 				*equal_sign = '=';
+			f++;
 			continue ;
 		}
 		if (equal_sign)
@@ -115,5 +124,5 @@ int	export(char **av, t_env **env)
 			export_export(av[i], env);
 		}
 	}
-	return (0);
+	return (check_flag(f));
 }
diff --git a/src/builtins_part_three.c b/src/builtins_part_three.c
index 7c73e95..5f6fa31 100644
--- a/src/builtins_part_three.c
+++ b/src/builtins_part_three.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/01/18 18:29:24 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/18 18:34:29 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/20 17:08:17 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -22,8 +22,10 @@ int	builtin_exit(char **av, t_env **env)
 {
 	int	exit_status;
 
-	if (av[1])
+	if (av[1] && !av[2])
 		exit_status = ft_atoi(av[1]);
+	else if (av[2])
+		exit_status = 1;
 	else
 		exit_status = 0;
 	exit_shell(env, exit_status);
@@ -74,3 +76,10 @@ int	echo(char **av)
 		write(1, "\n", 1);
 	return (0);
 }
+
+int	check_flag(int f)
+{
+	if (f)
+		return (1);
+	return (0);
+}
diff --git a/src/env.c b/src/env.c
index 1972909..cc9cfae 100644
--- a/src/env.c
+++ b/src/env.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/10/17 14:31:07 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/14 14:44:34 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/20 15:05:49 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -55,7 +55,7 @@ char	*env_get(t_env *env, char *name)
 {
 	while (env != NULL)
 	{
-		if (!ft_strncmp(env->name, name, ft_strlen(name)))
+		if (!ft_strncmp(env->name, name, ft_strlen(env->name)))
 			return (env->value);
 		env = env->next;
 	}
diff --git a/src/execute_cmd.c b/src/execute_cmd.c
index e2b9d66..4b84e12 100644
--- a/src/execute_cmd.c
+++ b/src/execute_cmd.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/12/17 19:21:35 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/19 19:15:46 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/20 15:43:41 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -28,7 +28,7 @@ int	is_builtin(char *cmd)
 int	execute_builtin(char **args, t_env **env)
 {
 	if (ft_strcmp(args[0], "export") == 0)
-		return (export(args, env));
+		return (export(args, env, ft_atoi("0")));
 	else if (ft_strcmp(args[0], "unset") == 0)
 		return (unset(args, env));
 	else if (ft_strcmp(args[0], "cd") == 0)
diff --git a/src/handle_redir.c b/src/handle_redir.c
index 29bba92..e8a1010 100644
--- a/src/handle_redir.c
+++ b/src/handle_redir.c
@@ -6,7 +6,7 @@
 /*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/01/18 18:34:51 by chuhlig           #+#    #+#             */
-/*   Updated: 2025/01/18 18:47:31 by chuhlig          ###   ########.fr       */
+/*   Updated: 2025/01/20 14:59:38 by chuhlig          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -26,7 +26,7 @@ int	handle_input_redirection(t_redirection *redir)
 	}
 	else if (redir->type == INPUT_LIMITER)
 	{
-		fd = open_file("/tmp/heredoc_tmp", O_WRONLY | O_CREAT | O_TRUNC, 0644);
+		fd = open_file("/tmp/heredoc_tmp", O_WRONLY | O_TRUNC, 0644);
 		if (fd < 0)
 			return (-1);
 		write(fd, redir->specifier, ft_strlen(redir->specifier));
@@ -46,7 +46,7 @@ int	handle_output_redirection(t_redirection *redir)
 
 	if (redir->type == OUTPUT_OVERRIDE)
 	{
-		fd = open_file(redir->specifier, O_WRONLY | O_CREAT | O_TRUNC, 0644);
+		fd = open_file(redir->specifier, O_WRONLY | O_TRUNC, 0644);
 		if (fd < 0)
 			return (-1);
 		dup2(fd, STDOUT_FILENO);
@@ -54,7 +54,7 @@ int	handle_output_redirection(t_redirection *redir)
 	}
 	else if (redir->type == OUTPUT_APPEND)
 	{
-		fd = open_file(redir->specifier, O_WRONLY | O_CREAT | O_APPEND, 0644);
+		fd = open_file(redir->specifier, O_WRONLY | O_APPEND, 0644);
 		if (fd < 0)
 			return (-1);
 		dup2(fd, STDOUT_FILENO);
-- 
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