104 lines
2.6 KiB
C
104 lines
2.6 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* redirections.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: nalebrun <nalebrun@student.s19.be> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/02/05 07:38:26 by nalebrun #+# #+# */
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/* Updated: 2025/02/07 17:57:42 by nalebrun ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "../../../includes/minishell.h"
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t_redir get_redir(t_node *node)
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{
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if (!node)
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return (_NR);
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else if (!ft_strncmp(node->val, ">>", 2))
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return (_RED_DR);
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else if (!ft_strncmp(node->val, ">", 1))
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return (_RED_R);
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else if (!ft_strncmp(node->val, "<<", 2))
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return (_RED_DL);
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else if (!ft_strncmp(node->val, "<", 1))
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return (_RED_L);
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return (_NR);
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}
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static void add_redir(t_redir redir, t_redir **redir_list)
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{
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int i;
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int j;
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t_redir *tmp;
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i = 0;
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while ((*redir_list)[i] != _NR)
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i++;
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tmp = ft_calloc(i + 2, sizeof(t_redir));
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j = -1;
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while ((*redir_list)[++j] != _NR)
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tmp[j] = (*redir_list)[j];
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tmp[j++] = redir;
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tmp[j] = _NR;
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free(*redir_list);
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*redir_list = tmp;
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}
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void create_redir(t_node *head, t_ast_n *self)
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{
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t_redir redir;
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while (head)
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{
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while (head && get_redir(head) == _NR)
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head = head->next;
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if (!head)
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break ;
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redir = get_redir(head);
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add_redir(redir, &self->redir);
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add_to_tab(&self->files, head->next->val);
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head = head->next;
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while (head && head->next && get_redir(head) == _NR)
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head = head->next;
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}
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}
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int in_parenthesis(t_node *head)
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{
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int count;
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count = 0;
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while (head)
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{
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if (head->pressision == SUBSH_S)
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count += 1;
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if (head->pressision == SUBSH_E)
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count -= 1;
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head = head->next;
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}
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if (count != 0)
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return (1);
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return (0);
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}
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void create_redir_subsh(t_node *head, t_ast_n *self)
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{
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t_redir redir;
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while (head)
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{
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while (head && (get_redir(head) == _NR || in_parenthesis(head)))
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head = head->next;
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if (!head)
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break ;
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redir = get_redir(head);
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add_redir(redir, &self->redir);
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add_to_tab(&self->files, head->next->val);
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head = head->next;
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while (head && head->next && get_redir(head) == _NR)
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head = head->next;
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}
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}
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