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96 lines
3.2 KiB
C++
96 lines
3.2 KiB
C++
// Filename: cppParser.cxx
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// Created by: drose (19Oct99)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) Carnegie Mellon University. All rights reserved.
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//
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// All use of this software is subject to the terms of the revised BSD
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// license. You should have received a copy of this license along
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// with this source code in a file named "LICENSE."
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//
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////////////////////////////////////////////////////////////////////
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#include "cppParser.h"
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#include "cppFile.h"
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#include "cppTypeParser.h"
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#include "cppBisonDefs.h"
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#include <set>
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#include <assert.h>
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bool cppparser_output_class_keyword = false;
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////////////////////////////////////////////////////////////////////
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// Function: CPPParser::Constructor
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// Access: Public
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// Description:
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////////////////////////////////////////////////////////////////////
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CPPParser::
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CPPParser() : CPPScope((CPPScope *)NULL, CPPNameComponent(""), V_public) {
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}
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////////////////////////////////////////////////////////////////////
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// Function: CPPParser::is_fully_specified
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// Access: Public, Virtual
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// Description: Returns true if this declaration is an actual,
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// factual declaration, or false if some part of the
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// declaration depends on a template parameter which has
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// not yet been instantiated.
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////////////////////////////////////////////////////////////////////
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bool CPPParser::
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is_fully_specified() const {
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// The global scope is always considered to be "fully specified",
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// even if it contains some template declarations.
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return true;
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}
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////////////////////////////////////////////////////////////////////
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// Function: CPPParser::parse_file
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// Access: Public
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// Description:
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////////////////////////////////////////////////////////////////////
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bool CPPParser::
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parse_file(const Filename &filename) {
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if (!init_cpp(CPPFile(filename, filename, CPPFile::S_local))) {
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cerr << "Unable to read " << filename << "\n";
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return false;
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}
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parse_cpp(this);
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return get_error_count() == 0;
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}
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////////////////////////////////////////////////////////////////////
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// Function: CPPParser::parse_expr
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// Access: Public
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// Description: Given a string, expand all manifests within the
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// string and evaluate it as an expression. Returns
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// NULL if the string is not a valid expression.
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////////////////////////////////////////////////////////////////////
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CPPExpression *CPPParser::
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parse_expr(const string &expr) {
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YYLTYPE loc = {};
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return CPPPreprocessor::parse_expr(expr, this, this, loc);
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}
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////////////////////////////////////////////////////////////////////
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// Function: CPPParser::parse_type
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// Access: Public
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// Description: Given a string, interpret it as a type name and
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// return the corresponding CPPType. Returns NULL if
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// the string is not a valid type.
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////////////////////////////////////////////////////////////////////
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CPPType *CPPParser::
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parse_type(const string &type) {
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CPPTypeParser ep(this, this);
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ep._verbose = 0;
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if (ep.parse_type(type, *this)) {
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return ep._type;
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} else {
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return (CPPType *)NULL;
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}
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}
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