119 lines
3.7 KiB
C
119 lines
3.7 KiB
C
/* ************************************************************************** */
|
|
/* */
|
|
/* ::: :::::::: */
|
|
/* lexer.h :+: :+: :+: */
|
|
/* +:+ +:+ +:+ */
|
|
/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
|
|
/* +#+#+#+#+#+ +#+ */
|
|
/* Created: 2016/12/01 12:15:50 by jhalford #+# #+# */
|
|
/* Updated: 2017/03/03 17:55:18 by jhalford ### ########.fr */
|
|
/* */
|
|
/* ************************************************************************** */
|
|
|
|
#ifndef LEXER_H
|
|
# define LEXER_H
|
|
|
|
# include "minishell.h"
|
|
# include "libft.h"
|
|
# include "types.h"
|
|
|
|
//# define TK_REDIR (0x1 | 0x2 | 0x4 | 0x8 | 0x10 | 0x20)
|
|
# define TK_NON_FREEABLE (TK_PAREN_OPEN | TK_PAREN_CLOSE | TK_BQUOTE)
|
|
# define RW_SEP (TK_NEWLINE | TK_AMP | TK_SEMI | TK_WHILE | TK_DONE\
|
|
| TK_DO | TK_IF | TK_FI | TK_THEN | TK_ELIF | TK_ELSE)
|
|
enum e_lexstate
|
|
{
|
|
PAREN,
|
|
DEFAULT,
|
|
NEWLINE,
|
|
DELIM,
|
|
SEP,
|
|
WORD,
|
|
NUMBER,
|
|
LESS,
|
|
GREAT,
|
|
LESSAND,
|
|
GREATAND,
|
|
DLESS,
|
|
QUOTE,
|
|
DQUOTE,
|
|
BQUOTE,
|
|
DQUOTE_BQUOTE,
|
|
BACKSLASH,
|
|
CURLY_BRACKETS,
|
|
ASSIGNEMENT_WORD,
|
|
COMMENT,
|
|
END,
|
|
};
|
|
|
|
struct s_token
|
|
{
|
|
t_type type;
|
|
char *data;
|
|
unsigned char *esc;
|
|
unsigned char *esc2;
|
|
int size;
|
|
};
|
|
|
|
struct s_lexer
|
|
{
|
|
char *str;
|
|
int pos;
|
|
t_lexstate state;
|
|
t_list *stack;
|
|
t_list *heredoc_stack;
|
|
};
|
|
|
|
|
|
extern int (*g_lexer[])(t_list **alst, t_lexer *lexer);
|
|
|
|
int ft_post_tokenize(t_list **alst, char **str);
|
|
|
|
t_token *token_init();
|
|
int token_append(t_token *token, t_lexer *lexer,
|
|
short int esc, short int esc2);
|
|
int token_append_char(t_token *token, char c,
|
|
short int esc, short int esc2);
|
|
int token_append_str(t_token *token, char *str,
|
|
short int esc, short int esc2);
|
|
void token_free(void *data, size_t size);
|
|
int token_cmp_type(t_token *token, t_type *ref);
|
|
void token_print(t_list *lst);
|
|
|
|
int reduce_parens(t_list **alst, char *str);
|
|
int bquotes_expand(t_list **alst);
|
|
char *command_getoutput(char *command);
|
|
|
|
int ft_is_delim(char c);
|
|
int ft_is_delim_list(char c);
|
|
|
|
char *stack_to_prompt(t_list *stack);
|
|
t_lexstate get_state_global(t_lexer *lexer);
|
|
t_lexstate get_state_redir(t_lexer *lexer);
|
|
int get_lexer_stack(t_lexer lexer);
|
|
int get_reserved_words(t_list **alst);
|
|
int insert_newline(t_list **alst);
|
|
void lexer_init(t_lexer *lexer);
|
|
int lexer_lex(t_list **alst, t_lexer *lexer);
|
|
int lexer_default(t_list **alst, t_lexer *lexer);
|
|
int lexer_newline(t_list **alst, t_lexer *lexer);
|
|
int lexer_delim(t_list **alst, t_lexer *lexer);
|
|
int lexer_sep(t_list **alst, t_lexer *lexer);
|
|
int lexer_word(t_list **alst, t_lexer *lexer);
|
|
int lexer_number(t_list **alst, t_lexer *lexer);
|
|
int lexer_less(t_list **alst, t_lexer *lexer);
|
|
int lexer_great(t_list **alst, t_lexer *lexer);
|
|
int lexer_greatand(t_list **alst, t_lexer *lexer);
|
|
int lexer_lessand(t_list **alst, t_lexer *lexer);
|
|
int lexer_dless(t_list **alst, t_lexer *lexer);
|
|
int lexer_quote(t_list **alst, t_lexer *lexer);
|
|
int lexer_dquote(t_list **alst, t_lexer *lexer);
|
|
int lexer_bquote(t_list **alst, t_lexer *lexer);
|
|
int lexer_backslash(t_list **alst, t_lexer *lexer);
|
|
int lexer_paren(t_list **alst, t_lexer *lexer);
|
|
int lexer_curly_brackets(t_list **alst, t_lexer *lexer);
|
|
int lexer_assignement_word(t_list **alst, t_lexer *lexer);
|
|
int lexer_comment(t_list **alst, t_lexer *lexer);
|
|
int lexer_end(t_list **alst, t_lexer *lexer);
|
|
|
|
#endif
|