ms_run_exit.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ms_run_exit.c                                      :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: pnuti <pnuti@student.42wolfsburg.de>       +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2021/11/19 08:10:56 by pnuti             #+#    #+#             */
/*   Updated: 2022/01/05 11:28:00 by pnuti            ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "minishell_libs.h"

static int	is_all_num(char *s)
{
	int	i;

	i = 0;
	if ((s[i] < '0' || s[i] > '9') && s[i] != '-' && s[i] != '+')
		return (0);
	i++;
	while (s[i])
	{
		if (s[i] < '0' || s[i] > '9')
			return (0);
		i++;
	}
	return (1);
}

int	run_exit(void *stt, void *cmd)
{
	t_struct	*st;
	t_cmd		*arr;

	st = (t_struct *)stt;
	arr = (t_cmd *)cmd;
	if (st->nb_cmd != 1 && if_exit(st) == 1)
		return (-1);
	printf("exit\n");
	if (!arr->cmd[1])
		g_exit_value = 0;
	else
	{
		g_exit_value = ft_atoi(arr->cmd[1]);
		if (!is_all_num(arr->cmd[1]))
		{
			g_exit_value = 2;
			ft_putstr_fd("minishell: exit: numeric argument required\n", 2);
		}
	}
	free_memory(st);
	free_env(st);
	return (0);
}