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- /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
-
- /*
- $Header: b2syn.h,v 1.4 85/08/22 16:43:04 timo Exp $
- */
-
- /* General parsing routines */
-
- #define Eotc '\0'
-
- #define Char(tx) (*(tx))
- #define Eol(tx) (Char(tx) == '\n')
- #define Ceol(tx) (Char(tx) == '\\' || Eol(tx))
- #define Text(q) (tx < q)
-
- #define Space(c) ((c) == ' ' || (c) == '\t')
-
- #define Letter(c) ('a'<=c&&c<='z')
- #define Cap(c) ('A'<=c&&c<='Z')
- #define Dig(c) ('0'<=c&&c<='9')
-
- /* Procedure skipsp(); */
- /* Procedure upto(); */
- /* Procedure need(); */
- /* Procedure findceol(); */
- /* Procedure req(); */
- /* Procedure veli(); */
-
- bool keymark();
-
- txptr fcol();
- bool nothing();
- bool ateol();
- bool findkw();
- value keyword();
- value tag();
- bool find();
-
- extern txptr tx, ceol, first_col;
- extern intlet cur_ilev;
- intlet ilev();
-
- extern value kwlist;
-
- value cr_text();
- bool is_keyword();
- bool is_tag();
- bool findrel();
- extern string textsign;
-
- bool is_expr();
-
- #ifdef NOT_USED
- bool colon_sign();
- #endif
- bool comment_sign();
- bool nwl_sign();
- bool open_sign();
- #ifdef NOT_USED
- bool close_sign();
- bool comma_sign();
- #endif
- bool point_sign();
- bool apostrophe_sign();
- bool quote_sign();
- bool conv_sign();
- bool curlyopen_sign();
- bool curlyclose_sign();
- bool sub_sign();
- #ifdef NOT_USED
- bool bus_sign();
- #endif
- bool behead_sign();
- bool curtl_sign();
- bool about_sign();
- bool plus_sign();
- bool minus_sign();
- bool times_sign();
- bool over_sign();
- bool power_sign();
- bool numtor_sign();
- bool denomtor_sign();
- bool join_sign();
- bool reptext_sign();
- bool leftadj_sign();
- bool center_sign();
- bool rightadj_sign();
- bool number_sign();
- bool less_than_sign();
- bool at_most_sign();
- bool equals_sign();
- bool unequal_sign();
- bool at_least_sign();
- bool greater_than_sign();
-
- bool dyamon_sign();
- bool dya_sign();
- bool mon_sign();
- bool trim_sign();
-
- bool check_keyword();
- bool choose_keyword();
- bool delete_keyword();
- bool draw_keyword();
- bool insert_keyword();
- bool put_keyword();
- bool read_keyword();
- bool remove_keyword();
- bool setrandom_keyword();
- bool write_keyword();
- bool fail_keyword();
- bool quit_keyword();
- bool return_keyword();
- bool report_keyword();
- bool succeed_keyword();
- bool if_keyword();
- bool select_keyword();
- bool while_keyword();
- bool for_keyword();
- bool else_keyword();
- #ifdef NOT_USED
- bool and_keyword();
- bool or_keyword();
- #endif
- bool not_keyword();
- bool some_keyword();
- bool each_keyword();
- bool no_keyword();
- bool how_to_keyword();
- bool yield_keyword();
- bool test_keyword();
- bool share_keyword();
-