Minishell/io-redir.c at main · Moabed21/Minishell · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   io-redir.c                                         :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: moabed <moabed@student.42amman.com>        +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2026/04/02 09:30:53 by moabed            #+#    #+#             */
/*   Updated: 2026/05/16 12:55:59 by moabed           ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "headers/executionpart.h"

void	output_handle(t_redir *red, t_cmd **current_cmd, int option)
{
	int	fd;

	fd = -1;
	if (option == 1)
		fd = open(red->filename, O_WRONLY | O_TRUNC | O_CREAT, 0644);
	if (option == 2)
		fd = open(red->filename, O_WRONLY | O_APPEND | O_CREAT, 0644);
	if (fd == -1)
	{
		perror(red->filename);
		check_fds(*current_cmd);
		(*current_cmd)->fd_out = -1;
	}
	else
	{
		if ((*current_cmd)->fd_out > 2)
			close((*current_cmd)->fd_out);
		(*current_cmd)->fd_out = fd;
	}
}

void	input_handle(t_redir *red, t_cmd **current_cmd)
{
	int	fd;

	fd = open(red->filename, O_RDONLY);
	if (fd == -1)
	{
		perror(red->filename);
		check_fds(*current_cmd);
		(*current_cmd)->fd_in = -1;
	}
	else
	{
		if ((*current_cmd)->fd_in > 2)
			close((*current_cmd)->fd_in);
		(*current_cmd)->fd_in = fd;
	}
}

void	redir_handle(t_redir *redir, t_cmd **cmd)
{
	while (redir)
	{
		if (redir->type == INPUT)
			input_handle(redir, cmd);
		else if (redir->type == TRUNC)
			output_handle(redir, cmd, 1);
		else if (redir->type == APPEND)
			output_handle(redir, cmd, 2);
		if ((*cmd)->fd_in == -1 || (*cmd)->fd_out == -1)
			return ;
		redir = redir->next;
	}
}