ft_builtin_env.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_builtin_env.c                                   :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: abenamar <abenamar@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2023/08/08 01:11:01 by abenamar          #+#    #+#             */
/*   Updated: 2023/09/27 14:17:44 by abenamar         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "minishell.h"

static uint8_t	ft_print_variables(t_list **env)
{
	t_list	*lst;

	lst = *env;
	while (lst)
	{
		if (ft_strncmp(lst->content, "?=", 2))
		{
			if (ft_strchr(((char *) lst->content), '='))
			{
				if (printf("%s\n", (char *) lst->content) < 0)
					return (ft_pstderr("write error"), 0);
			}
		}
		lst = lst->next;
	}
	return (1);
}

int	ft_builtin_env(char *cmd, char **argv, t_list **env, uint8_t silent)
{
	(void) cmd;
	if (!env)
		return (EXIT_FAILURE);
	if (argv[1])
	{
		if (argv[1][0] == '-')
		{
			if (!silent)
				ft_pstderr3("env: ", argv[1], ": invalid option");
			return (125);
		}
		if (!silent)
			ft_pstderr3("env: ", argv[1], ": invalid argument");
		return (EXIT_FAILURE);
	}
	if (silent)
		return (EXIT_SUCCESS);
	if (!ft_print_variables(env))
		return (EXIT_FAILURE);
	return (EXIT_SUCCESS);
}