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Merged previous lwcc development branch into mainline.
author William Astle <lost@l-w.ca>
date Mon, 05 Aug 2019 21:27:09 -0600
parents a3e277c58df9
children 1bd2d590d734
comparison
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493:6073f4a33475 495:5b8871fd7503
1 /*
2 lwcc/tree.h
3
4 Copyright © 2013 William Astle
5
6 This file is part of LWTOOLS.
7
8 LWTOOLS is free software: you can redistribute it and/or modify it under the
9 terms of the GNU General Public License as published by the Free Software
10 Foundation, either version 3 of the License, or (at your option) any later
11 version.
12
13 This program is distributed in the hope that it will be useful, but WITHOUT
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 more details.
17
18 You should have received a copy of the GNU General Public License along with
19 this program. If not, see <http://www.gnu.org/licenses/>.
20 */
21
22 #ifndef tree_h_seen___
23 #define tree_h_seen___
24
25 #include <stdio.h>
26
27 /* the various node types */
28 #define NODE_NONE 0 // a node with no type
29 #define NODE_PROGRAM 1 // the whole program
30 #define NODE_DECL 2 // a declaration
31 #define NODE_TYPE_CHAR 3 // a character type
32 #define NODE_TYPE_SHORT 4 // short int
33 #define NODE_TYPE_INT 5 // integer
34 #define NODE_TYPE_LONG 6 // long int
35 #define NODE_TYPE_LONGLONG 7 // long long
36 #define NODE_IDENT 8 // an identifier of some kind
37 #define NODE_TYPE_PTR 9 // a pointer
38 #define NODE_TYPE_SCHAR 10 // signed char
39 #define NODE_TYPE_UCHAR 11 // unsigned char
40 #define NODE_TYPE_USHORT 12 // unsigned short
41 #define NODE_TYPE_UINT 13 // unsigned int
42 #define NODE_TYPE_ULONG 14 // unsigned long
43 #define NODE_TYPE_ULONGLONG 15 // unsigned long long
44 #define NODE_TYPE_VOID 16 // void
45 #define NODE_TYPE_FLOAT 17 // float
46 #define NODE_TYPE_DOUBLE 18 // double
47 #define NODE_TYPE_LDOUBLE 19 // long double
48 #define NODE_FUNDEF 20 // function definition
49 #define NODE_FUNDECL 21 // function declaration
50 #define NODE_FUNARGS 22 // list of function args
51 #define NODE_BLOCK 23 // statement block
52 #define NODE_NUMTYPES 24 // the number of node types
53
54 typedef struct node_s node_t;
55
56 struct node_s
57 {
58 int type; // node type
59 char *strval; // any string value associated with the node
60 unsigned char ival[8]; // any 64 bit integer value associated with the node, signed or unsigned
61 node_t *children; // pointer to list of child nodes
62 node_t *next_child; // pointer to next child in the list
63 node_t *parent; // pointer to parent node
64 };
65
66 extern node_t *node_create(int, ...);
67 extern void node_destroy(node_t *);
68 extern void node_addchild(node_t *, node_t *);
69 extern void node_removechild(node_t *, node_t *);
70 extern void node_display(node_t *, FILE *);
71 extern void node_removechild_destroy(node_t *, node_t *);
72
73 #endif // tree_h_seen___