ft_pipes.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_pipes.c                                         :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mamoussa <mamoussa@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2020/11/28 17:27:03 by mamoussa          #+#    #+#             */
/*   Updated: 2020/12/10 16:30:56 by mamoussa         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "shell.h"

size_t	check_for_pipe(t_cmd *cur_cmd)
{
	while (cur_cmd && (cur_cmd->type != semicolumn))
	{
		if (cur_cmd->type == pipee)
		{
			g_is_pipe = 1;
			return (1);
		}
		cur_cmd = cur_cmd->next;
	}
	return (0);
}

void	ft_pipes(t_cmd *cur_cmd)
{
	int	*fd;

	fd = (int*)malloc(sizeof(int) * 2);
	if (check_for_pipe(cur_cmd))
	{
		pipe(fd);
		g_cur->fd0 = dup(fd[0]);
		g_cur->fd1 = dup(fd[1]);
		close(fd[0]);
		close(fd[1]);
	}
	free(fd);
	fd = NULL;
}