annotate lwcc/symbol.h @ 296:83fcc1ed6ad6 ccdev

Checkpoint lwcc development Initial untested version of the preprocessor with macro expansion but without file inclusion.
author William Astle <lost@l-w.ca>
date Sat, 14 Sep 2013 20:04:38 -0600
parents
children 856caf91ffaa
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
296
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
1 /*
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
2 lwcc/symbol.h
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
3
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
4 Copyright © 2013 William Astle
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
5
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
6 This file is part of LWTOOLS.
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
7
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
8 LWTOOLS is free software: you can redistribute it and/or modify it under the
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
9 terms of the GNU General Public License as published by the Free Software
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
10 Foundation, either version 3 of the License, or (at your option) any later
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
11 version.
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
12
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
13 This program is distributed in the hope that it will be useful, but WITHOUT
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
16 more details.
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
17
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
18 You should have received a copy of the GNU General Public License along with
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
19 this program. If not, see <http://www.gnu.org/licenses/>.
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
20 */
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
21
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
22 #ifndef symbol_h_seen___
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
23 #define symbol_h_seen___
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
24
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
25 #include "cpp.h"
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
26 #include "token.h"
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
27
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
28 struct symtab_e
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
29 {
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
30 char *name; // symbol name
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
31 struct token *tl; // token list the name is defined as, NULL for none
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
32 int nargs; // number named of arguments - -1 for object like macro
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
33 int vargs; // set if macro has varargs style
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
34 char **params; // the names of the parameters
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
35 struct symtab_e *next; // next entry in list
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
36 };
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
37
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
38 struct symtab_e *symtab_find(struct preproc_info *, char *);
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
39 void symtab_undef(struct preproc_info *, char *);
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
40 void symtab_define(struct preproc_info *, char *, struct token *, int, char **, int);
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
41
83fcc1ed6ad6 Checkpoint lwcc development
William Astle <lost@l-w.ca>
parents:
diff changeset
42 #endif // symbol_h_seen___