tokens.h

Go to the documentation of this file.

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   tokens.h                                           :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: rmikhayl <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/05/31 20:53:51 by rmikhayl          #+#    #+#             */
/*   Updated: 2024/09/06 12:29:14 by dmdemirk         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */
 
#ifndef TOKENS_H
# define TOKENS_H
 
# include "../lib/libft/inc/libft.h"
# include <stdlib.h>
# include <stdio.h>
# include <stdio.h>
# include <unistd.h>
# include <readline/readline.h>
# include <readline/history.h>
# include <pwd.h>
# include "shell.h"
# include "env.h"
 
# define HISTORY_PATH "./src/utils/.maxishell_history"
 
typedef enum e_token_type
{
    PHRASE,
    PIPE,
    ENV_VAR,
    REDIR_IN,
    REDIR_OUT,
    REDIR_APPEND,
    REDIR_HEREDOC,
    NONE
}   t_token_type;
 
typedef struct s_token
{
    t_token_type            type;
    char                    *data;
    struct s_token          *next;
    struct s_token          *prev;
}   t_token;
 
typedef struct s_ast
{
    t_token_type        type;
    char                **args;
    struct s_ast        *left;
    struct s_ast        *right;
}   t_ast;
 
typedef struct s_loop_data
{
    char    *prompt;
    char    *input;
    char    *trimmed_input;
    t_token *tokens;
    t_ast   *tree;
}   t_loop_data;
 
void        final_quote_removal(int arg_count, t_ast *command_node);
char        *expand_env_var(char *arg, t_ms_data *data);
void        post_process_command_args(t_ast *command_node, int arg_count, \
        t_ms_data *data);
void        add_node(t_token **head, char *str);
void        print_stack(t_token **stack);
void        free_stack(t_token **stack);
int         calc_stack_size(t_token *stack);
char        **list_to_array(t_token *head);
void        build_linked_list(t_token **tokens, char **argv);
void        handle_quotes(char **tokens, int *pos, char **input);
char        *handle_special_chars(char *str, t_token **tokens);
void        skip_delimiters(char **input, char *delim);
void        reallocate_tokens(char ***tokens, int *bufsize);
void        parse_loop(char **input, char **tokens, int *pos, int *bufsize);
char        **parse_input(char *input);
char        *generate_prompt(t_ms_data *data);
void        make_history(char *line);
void        loop_cleanup(t_loop_data *loop_data, t_token *tokens_head);
void        free_ms_data(t_ms_data *data);
char        *check_heredoc(char *line);
char        *heredoc(char *eof);
void        init_ms_data(t_ms_data *data, char **argv, char **envp);
void        initialise(int argc, char **argv);
void        execute_command(char **parsed_text, t_token **tokens);
void        print_maxishell(void);
int         input_error_checks(t_loop_data *loop_data);
t_token     *tokenise(char *str);
void        print_tokens(t_token *tokens, char *name);
t_ast       *parse_tokens(t_token **tokens, t_ms_data *data);
void        visualize_ast(t_ast *root);
void        free_ast(t_ast *node);
void        free_all_tokens(t_token *tokens);
t_token     *new_token(char *value, t_token_type type);
void        append_token(t_token **tokens, t_token *new_token);
int         valid_operator(const char **str);
t_ast       *new_ast_node(void);
t_ast       *create_redir(t_token **tokens, t_token *tmp, t_ms_data *data);
int         arg_len(t_token *current);
void        set_command_args(t_ast *command_node, t_token **tokens, \
                int arg_count);
t_ast       *manage_commands(t_token **tokens, t_ms_data *data);
void        handle_local_vars(t_ms_data *data, char *arg);
t_ast       *create_redir_node(t_token *token);
int         is_redir_node(t_token *tokens);
t_ast       *manage_redirs(t_token **tokens, t_ms_data *data);
t_ast       *manage_pipe(t_token **tokens, t_ms_data *data);
char        *trim_input(char *str);
void        print_ast_root(t_ast *root);
void        execute_tree(t_ast *node, t_ms_data *data);
char        *expand_env_and_loc_var(char *arg, t_ms_data *data);
char        *append_literal(char **start, char *processed_arg);
char        *process_argument(char *arg, t_ms_data *data);
char        *expand_variable(char **start, t_ms_data *data);
void        clear_history_file(void);
int         is_in_single_quotes(char *arg);
void        print_ast_args(t_ast *node);
void        append_word_if_valid(char *start, char *str, t_token **tokens);
char        *exit_status_adj(char *arg);
char        *str_start_adj(char *arg);
char        *tmp_adj(char *arg);
int         cmd_arg_len(t_token *current);
char        *exit_status_adj(char *arg);
int         is_in_single_quotes(char *arg);
char        *str_start_adj(char *arg);
char        *tmp_adj(char *arg);
char        *append_literal(char **start, char *processed_arg);
char        *expand_variable(char **start, t_ms_data *data);
char        *expand_env_and_loc_var(char *arg, t_ms_data *data);
void        final_quote_removal(int arg_count, t_ast *command_node);
 
#endif