70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* output_redirections.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: marde-vr <marde-vr@42angouleme.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/03/05 19:10:52 by marde-vr #+# #+# */
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/* Updated: 2024/04/02 02:08:43 by tomoron ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "minishell.h"
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void redirect_output(t_msh *msh, int i)
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{
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(void)i;
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if (msh->out_type != PIPE)
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{
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if (dup2(msh->out_fd, 1) < 0)
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ft_exit(msh, 1);
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}
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else
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{
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if (dup2(msh->out_fd, 1) < 0)
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ft_exit(msh, 1);
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}
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}
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void open_out_file(t_msh *msh, t_cmd **cur_cmd)
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{
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msh->out_type = (*cur_cmd)->cmd_type;
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if (msh->out_type == RED_O)
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msh->out_fd = open((*cur_cmd)->next->value,
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O_CREAT | O_WRONLY | O_TRUNC, 0644);
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if (msh->out_type == RED_O_APP)
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msh->out_fd = open((*cur_cmd)->next->value, O_CREAT | O_RDWR | O_APPEND,
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0644);
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if (msh->out_fd == -1)
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{
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g_return_code = 1;
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perror("open");
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return ;
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}
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if ((*cur_cmd)->cmd_type != PIPE)
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{
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while ((*cur_cmd)->next && (*cur_cmd)->next->cmd_type == CMD)
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*cur_cmd = (*cur_cmd)->next;
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if ((*cur_cmd)->next && ((*cur_cmd)->next->cmd_type == RED_O
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|| (*cur_cmd)->next->cmd_type == RED_O_APP))
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get_out_type(msh, *cur_cmd);
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}
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}
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void get_out_type(t_msh *msh, t_cmd *cmds)
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{
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t_cmd *cur_cmd;
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msh->out_type = CMD;
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msh->out_fd = 0;
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cur_cmd = cmds;
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while (cur_cmd && cur_cmd->next && cur_cmd->cmd_type != AND
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&& cur_cmd->cmd_type != OR)
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cur_cmd = cur_cmd->next;
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if (cur_cmd->cmd_type == CMD || cur_cmd->cmd_type == PAREN)
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msh->out_type = 0;
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else
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open_out_file(msh, &cur_cmd);
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}
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