2 /* Copyright (C) 1989, 1990, 1991, 1992, 2000, 2001, 2002
3 Free Software Foundation, Inc.
4 Written by James Clark (jjc@jclark.com)
6 This file is part of groff.
8 groff is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 2, or (at your option) any later
13 groff is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 You should have received a copy of the GNU General Public License along
19 with groff; see the file COPYING. If not, write to the Free Software
20 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
22 typedef void (*REQUEST_FUNCP)();
26 class request_or_macro : public object {
29 virtual void invoke(symbol s) = 0;
30 virtual macro *to_macro();
33 class request : public request_or_macro {
37 request(REQUEST_FUNCP);
40 void delete_request_or_macro(request_or_macro *);
42 extern object_dictionary request_dictionary;
47 class macro : public request_or_macro {
49 const char *filename; // where was it defined?
57 macro &operator=(const macro &);
58 void append(unsigned char);
60 void append_unsigned(unsigned int i);
61 void append_int(int i);
62 void append_str(const char *);
63 void set(unsigned char, int);
64 unsigned char get(int);
70 friend class string_iterator;
71 friend void chop_macro();
72 friend void substring_request();
73 friend int operator==(const macro &, const macro &);
76 extern void init_input_requests();
77 extern void init_markup_requests();
78 extern void init_div_requests();
79 extern void init_node_requests();
80 extern void init_reg_requests();
81 extern void init_env_requests();
82 extern void init_hyphen_requests();
83 extern void init_request(const char *s, REQUEST_FUNCP f);
88 node *charinfo_to_node_list(charinfo *, const environment *);