/* ************************************************************************** */
/*                                                                            */
/*                                                        ::::::::            */
/*   executor_absolute_path.c                           :+:    :+:            */
/*                                                     +:+                    */
/*   By: willem <willem@student.codam.nl>             +#+                     */
/*                                                   +#+                      */
/*   Created: 2025/02/08 17:00:24 by willem        #+#    #+#                 */
/*   Updated: 2025/02/25 14:30:18 by whaffman      ########   odam.nl         */
/*                                                                            */
/* ************************************************************************** */

#include "minishell.h"

char	*executor_absolute_path(t_minishell *minishell, char *cmd)
{
	char			**path;
	t_environment	*path_env;
	char			*executable;
	int				i;

	if (cmd[0] == '/' || cmd[0] == '.')
	{
		if (access(cmd, F_OK) == 0)
		{
			executable = ft_strdup(cmd);
			if (!executable)
				return (NULL);
			return (executable);
		}
		return (NULL);
	}
	path_env = environment_get(minishell, "PATH");
	if (!path_env)
		return (NULL);
	path = ft_split(path_env->value, ':');
	i = 0;
	while (path[i] != NULL)
	{
		executable = malloc_safe(minishell, ft_strlen(path[i]) + ft_strlen(cmd) + 2);
		ft_strlcpy(executable, path[i], ft_strlen(path[i]) + 1);
		ft_strlcat(executable, "/", ft_strlen(path[i]) + 2);
		ft_strlcat(executable, cmd, ft_strlen(path[i]) + ft_strlen(cmd) + 2);
		if (access(executable, F_OK) == 0)
		{
			ft_free_arr(path);
			return (executable);
		}
		free(executable);
		i++;
	}
	return (ft_free_arr(path), NULL);
}