Merge interpreter changes into main

Miau

1 files changed, 85 insertions, 0 deletions

diff --git a/src/builtins_part_three.c b/src/builtins_part_three.c
new file mode 100644
index 0000000..5f6fa31
--- /dev/null
+++ b/src/builtins_part_three.c
@@ -0,0 +1,85 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   builtins_part_three.c                              :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/01/18 18:29:24 by chuhlig           #+#    #+#             */
+/*   Updated: 2025/01/20 17:08:17 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] && !av[2])
+		exit_status = ft_atoi(av[1]);
+	else if (av[2])
+		exit_status = 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);
+}
+
+int	check_flag(int f)
+{
+	if (f)
+		return (1);
+	return (0);
+}