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yabtaour
GitHub Repository: yabtaour/Minishell-42
 Path: blob/main/execution/my_mess/my_cd.c
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/* ************************************************************************** */

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/*                                                                            */

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/*                                                        :::      ::::::::   */

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/*   my_cd.c                                            :+:      :+:    :+:   */

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/*                                                    +:+ +:+         +:+     */

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/*   By: ssabbaji <[email protected]>          +#+  +:+       +#+        */

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/*                                                +#+#+#+#+#+   +#+           */

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/*   Created: 2022/08/24 15:42:55 by ssabbaji          #+#    #+#             */

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/*   Updated: 2022/10/07 12:31:00 by ssabbaji         ###   ########.fr       */

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/*                                                                            */

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/* ************************************************************************** */

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#include "../../minishell.h"

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int	my_chdir(t_data *data, char *cmd, char *cwd)

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{

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	char	*new_pwd;

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	new_pwd = cmd;

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	if (!ft_strcmp(cmd, "-"))

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		return (go_back_minus(data));

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	else

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		g_vars.g_exit_stat = chdir(new_pwd);

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	if (g_vars.g_exit_stat)

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		return (perror("chdir() error:"), 1);

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	else

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	{

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		new_pwd = getcwd(NULL, 256);

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		update_env(data, "OLDPWD", cwd);

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		update_env(data, "PWD", new_pwd);

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	}

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	free(new_pwd);

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	return (g_vars.g_exit_stat);

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}

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void	find_dir(t_data *data, char *pwd, char *upd)

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{

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	int		i;

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	char	*test_pwd;

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	i = 0;

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	test_pwd = NULL;

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	while (pwd[i])

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		i++;

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	while (pwd[i] != '/')

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		i--;

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	test_pwd = ft_strncpy(test_pwd, pwd, i);

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	if (chdir(test_pwd))

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		find_dir(data, test_pwd, upd);

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	else

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		my_chdir(data, test_pwd, upd);

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	free(test_pwd);

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}

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int	catch_error(t_data *data)

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{

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	char	*old_pwd;

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	old_pwd = custom_getenv("PWD", data->lst_env);

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	print_error();

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	g_vars.g_exit_stat = go_home(data, old_pwd);

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	return (g_vars.g_exit_stat);

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}

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int	my_cd(t_data *data, t_cmd *lst_cmd)

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{

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	char	*cwd;

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	char	**cmd;

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	int		exit_stat;

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	cmd = lst_cmd->cmd;

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	cwd = getcwd(NULL, 256);

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	if (cmd[1])

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	{

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		if (!cwd)

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			return (catch_error(data));

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		else

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			exit_stat = my_chdir(data, cmd[1], cwd);

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	}

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	else

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		return (go_home(data, cwd));

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	free(cwd);

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	return (exit_stat);

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}

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