here

1 files changed, 77 insertions, 0 deletions

diff --git a/src/execute_cmd.c b/src/execute_cmd.c
new file mode 100644
index 0000000..803d88f
--- /dev/null
+++ b/src/execute_cmd.c
@@ -0,0 +1,77 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   execute_cmd.c                                      :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: chuhlig <chuhlig@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/12/17 19:21:35 by chuhlig           #+#    #+#             */
+/*   Updated: 2025/01/13 09:50:56 by chuhlig          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+#include <fcntl.h>
+#include <stdlib.h>
+#include <sys/_types/_pid_t.h>
+#include <sys/_types/_s_ifmt.h>
+#include <sys/fcntl.h>
+#include <unistd.h>
+
+int	execute_cmd(t_cmd *cmd, t_env **env)
+{
+	char	*cmd_path;
+	pid_t	pid;
+	int		status;
+	int		result;
+	int		original_stdout;
+	int		original_stdin;
+
+	original_stdout = dup(STDOUT_FILENO);
+	original_stdin = dup(STDIN_FILENO);
+	if (handle_redirections(cmd->redirs) == -1)
+	{
+		dup2(original_stdout, STDOUT_FILENO);
+		dup2(original_stdin, STDIN_FILENO);
+		close(original_stdout);
+		close(original_stdin);
+		return (EXIT_FAILURE);
+	}
+	if (is_builtin(cmd->args[0]))
+	{
+		result = execute_builtin(cmd->args, env);
+		dup2(original_stdout, STDOUT_FILENO);
+		dup2(original_stdin, STDIN_FILENO);
+		close(original_stdout);
+		close(original_stdin);
+		return (result);
+	}
+	pid = fork();
+	if (pid == -1)
+	{
+		perror("fork");
+		dup2(original_stdout, STDOUT_FILENO);
+		dup2(original_stdin, STDIN_FILENO);
+		close(original_stdout);
+		close(original_stdin);
+		return (EXIT_FAILURE);
+	}
+	if (pid == 0)
+	{
+		cmd_path = get_cmd_path(cmd->args[0], *env);
+		if (!cmd_path)
+		{
+			printf("%s: command not found\n", cmd->args[0]);
+			exit(EXIT_FAILURE);
+		}
+		execve(cmd_path, cmd->args, env_to_strlst(*env));
+		perror("execve");
+		exit(EXIT_FAILURE);
+	}
+	waitpid(pid, &status, 0);
+	dup2(original_stdout, STDOUT_FILENO);
+	dup2(original_stdin, STDIN_FILENO);
+	close(original_stdout);
+	close(original_stdin);
+	return (WEXITSTATUS(status));
+}
\ No newline at end of file