103 lines
2.3 KiB
C
103 lines
2.3 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* token_list.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: lfirmin <lfirmin@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/03/06 18:11:25 by tordner #+# #+# */
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/* Updated: 2025/04/23 03:06:49 by lfirmin ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "minishell.h"
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void free_cmd_node(t_cmd *cmd)
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{
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int i;
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t_redirection *redir;
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t_redirection *next_redir;
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if (cmd->args)
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{
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i = 0;
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while (cmd->args[i])
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free(cmd->args[i++]);
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free(cmd->args);
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}
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redir = cmd->redir;
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while (redir)
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{
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next_redir = redir->next;
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free(redir->file);
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free(redir);
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redir = next_redir;
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}
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}
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t_cmd *create_command_node(void)
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{
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t_cmd *new_node;
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new_node = malloc(sizeof(t_cmd));
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if (!new_node)
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return (NULL);
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new_node->args = NULL;
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new_node->redir = NULL;
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new_node->next = NULL;
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return (new_node);
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}
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t_redirection *create_redirection_node(int type, char *file)
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{
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t_redirection *node;
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node = malloc(sizeof(t_redirection));
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if (!node)
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return (NULL);
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node->type = type;
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node->file = file;
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node->next = NULL;
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return (node);
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}
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int add_argument(t_cmd *cmd, char *arg)
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{
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int count;
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char **new_args;
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int i;
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count = 0;
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if (cmd->args)
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while (cmd->args[count])
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count++;
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new_args = (char **)malloc(sizeof(char *) * (count + 2));
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if (!new_args)
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return (0);
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i = -1;
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while (++i < count)
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new_args[i] = cmd->args[i];
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new_args[count] = arg;
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new_args[count + 1] = NULL;
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free(cmd->args);
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cmd->args = new_args;
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return (1);
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}
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void add_redirection(t_cmd *cmd, t_redirection *redir)
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{
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t_redirection *last;
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if (!cmd || !redir)
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return ;
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if (!cmd->redir)
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cmd->redir = redir;
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else
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{
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last = cmd->redir;
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while (last->next)
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last = last->next;
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last->next = redir;
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}
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}
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