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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* 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));
}
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