42-archive/42sh/includes/lexer_parser.h
2016-11-14 18:50:18 +01:00

91 lines
2.6 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* token.h :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: jhalford <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2016/11/10 15:31:42 by jhalford #+# #+# */
/* Updated: 2016/11/14 18:22:04 by jhalford ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef TOKEN_H
# define TOKEN_H
# include "libft.h"
# define TK_LESS 0x0001
# define TK_GREAT 0x0002
# define TK_DLESS 0x0004
# define TK_DGREAT 0x0008
# define TK_LESSAND 0x0010
# define TK_GREATAND 0x0020
# define TK_SEMI 0x0040
# define TK_PIPE 0x0080
# define TK_WORD 0x0100
# define TK_COMMAND 0x0200
# define TK_REDIR 0x1 | 0x2 | 0x4 | 0x8 | 0x10 | 0x20
typedef long long t_type;
typedef struct s_token t_token;
typedef struct s_parser t_parser;
typedef struct s_astnode t_astnode;
typedef struct s_redir t_redir;
struct s_redir
{
int n;
union u_word
{
char *word;
int fd;
} u_word;
};
struct s_token
{
t_type type;
char *data;
int size;
};
struct s_parser
{
t_type type;
int (*f)(t_btree **ast, t_list *start, t_list *token);
};
struct s_astnode
{
t_type type;
union u_astdata
{
t_redir redir;
char **sstr;
} u_data;
};
extern t_parser g_parser[];
t_token *token_init();
t_token *token_getnext(int *pos,char *line);
int ft_tokenize(t_list **alst, char *str);
int token_append(t_token *token, char c);
void token_free(void *data, size_t size);
int token_cmp_type(t_type data, t_type ref);
void token_print(t_list *lst);
int ft_parse(t_btree **ast, t_list *token);
int parse_separator(t_btree **ast, t_list *start, t_list *lst);
int parse_less(t_btree **ast, t_list *start, t_list *lst);
int parse_great(t_btree **ast, t_list *start, t_list *lst);
int parse_dless(t_btree **ast, t_list *start, t_list *lst);
int parse_dgreat(t_btree **ast, t_list *start, t_list *lst);
int parse_lessand(t_btree **ast, t_list *start, t_list *lst);
int parse_greatand(t_btree **ast, t_list *start, t_list *lst);
int parse_word(t_btree **ast, t_list *start, t_list *lst);
void tree_type(t_btree *tree);
#endif