historical/toontown-classic.git/panda/include/dcParserDefs.h
2024-01-16 11:20:27 -06:00

72 lines
1.9 KiB
C++

/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file dcParserDefs.h
* @author drose
* @date 2000-10-05
*/
#ifndef DCPARSERDEFS_H
#define DCPARSERDEFS_H
#include "dcbase.h"
#include "dcSubatomicType.h"
#include "vector_uchar.h"
class DCFile;
class DCClass;
class DCSwitch;
class DCField;
class DCAtomicField;
class DCParameter;
class DCKeyword;
class DCPacker;
void dc_init_parser(std::istream &in, const std::string &filename, DCFile &file);
void dc_init_parser_parameter_value(std::istream &in, const std::string &filename,
DCPacker &packer);
void dc_init_parser_parameter_description(std::istream &in, const std::string &filename,
DCFile *file);
DCField *dc_get_parameter_description();
void dc_cleanup_parser();
int dcyyparse();
extern DCFile *dc_file;
// This structure holds the return value for each token. Traditionally, this
// is a union, and is declared with the %union declaration in the parser.y
// file, but unions are pretty worthless in C++ (you can't include an object
// that has member functions in a union), so we'll use a class instead. That
// means we need to declare it externally, here.
class EXPCL_DIRECT_DCPARSER DCTokenType {
public:
union U {
int s_int;
unsigned int s_uint;
int64_t int64;
uint64_t uint64;
double real;
bool flag;
DCClass *dclass;
DCSwitch *dswitch;
DCField *field;
DCAtomicField *atomic;
DCSubatomicType subatomic;
DCParameter *parameter;
const DCKeyword *keyword;
} u;
std::string str;
vector_uchar bytes;
};
// The yacc-generated code expects to use the symbol 'YYSTYPE' to refer to the
// above class.
#define YYSTYPE DCTokenType
#endif