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diff lwcc/tree.h @ 495:5b8871fd7503
Merged previous lwcc development branch into mainline.
author | William Astle <lost@l-w.ca> |
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date | Mon, 05 Aug 2019 21:27:09 -0600 |
parents | a3e277c58df9 |
children | 1bd2d590d734 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/lwcc/tree.h Mon Aug 05 21:27:09 2019 -0600 @@ -0,0 +1,73 @@ +/* +lwcc/tree.h + +Copyright © 2013 William Astle + +This file is part of LWTOOLS. + +LWTOOLS is free software: you can redistribute it and/or modify it under the +terms of the GNU General Public License as published by the Free Software +Foundation, either version 3 of the License, or (at your option) any later +version. + +This program is distributed in the hope that it will be useful, but WITHOUT +ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for +more details. + +You should have received a copy of the GNU General Public License along with +this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#ifndef tree_h_seen___ +#define tree_h_seen___ + +#include <stdio.h> + +/* the various node types */ +#define NODE_NONE 0 // a node with no type +#define NODE_PROGRAM 1 // the whole program +#define NODE_DECL 2 // a declaration +#define NODE_TYPE_CHAR 3 // a character type +#define NODE_TYPE_SHORT 4 // short int +#define NODE_TYPE_INT 5 // integer +#define NODE_TYPE_LONG 6 // long int +#define NODE_TYPE_LONGLONG 7 // long long +#define NODE_IDENT 8 // an identifier of some kind +#define NODE_TYPE_PTR 9 // a pointer +#define NODE_TYPE_SCHAR 10 // signed char +#define NODE_TYPE_UCHAR 11 // unsigned char +#define NODE_TYPE_USHORT 12 // unsigned short +#define NODE_TYPE_UINT 13 // unsigned int +#define NODE_TYPE_ULONG 14 // unsigned long +#define NODE_TYPE_ULONGLONG 15 // unsigned long long +#define NODE_TYPE_VOID 16 // void +#define NODE_TYPE_FLOAT 17 // float +#define NODE_TYPE_DOUBLE 18 // double +#define NODE_TYPE_LDOUBLE 19 // long double +#define NODE_FUNDEF 20 // function definition +#define NODE_FUNDECL 21 // function declaration +#define NODE_FUNARGS 22 // list of function args +#define NODE_BLOCK 23 // statement block +#define NODE_NUMTYPES 24 // the number of node types + +typedef struct node_s node_t; + +struct node_s +{ + int type; // node type + char *strval; // any string value associated with the node + unsigned char ival[8]; // any 64 bit integer value associated with the node, signed or unsigned + node_t *children; // pointer to list of child nodes + node_t *next_child; // pointer to next child in the list + node_t *parent; // pointer to parent node +}; + +extern node_t *node_create(int, ...); +extern void node_destroy(node_t *); +extern void node_addchild(node_t *, node_t *); +extern void node_removechild(node_t *, node_t *); +extern void node_display(node_t *, FILE *); +extern void node_removechild_destroy(node_t *, node_t *); + +#endif // tree_h_seen___