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Mike KasianowiczMike Kasianowicz
Mike Kasianowicz
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Mike Kasianowicz
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Diff for: ‎Argument.cs

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/*
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* Anarres C Preprocessor
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* Copyright (c) 2007-2008, Shevek
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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* or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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using System;
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using System.Collections.Generic;
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using System.Text;
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namespace CppNet {
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/**
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* A macro argument.
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*
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* This encapsulates a raw and preprocessed token stream.
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*/
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internal class Argument : List<Token> {
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public const int NO_ARGS = -1;
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private List<Token> _expansion;
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public Argument() {
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this._expansion = null;
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}
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public void addToken(Token tok) {
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Add(tok);
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}
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internal void expand(Preprocessor p) {
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/* Cache expansion. */
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if(_expansion == null) {
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this._expansion = p.expand(this);
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// System.out.println("Expanded arg " + this);
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}
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}
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public Iterator<Token> expansion()
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{
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return _expansion.iterator();
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}
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override public String ToString() {
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StringBuilder buf = new StringBuilder();
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buf.Append("Argument(");
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// buf.Append(super.toString());
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buf.Append("raw=[ ");
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for (int i = 0; i < this.Count; i++)
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buf.Append(this[i].getText());
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buf.Append(" ];expansion=[ ");
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if(_expansion == null)
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buf.Append("null");
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else
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for(int i = 0; i < _expansion.Count; i++)
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buf.Append(_expansion[i].getText());
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buf.Append(" ])");
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return buf.ToString();
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}
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}
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}

Diff for: ‎CppNet.csproj

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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
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<PropertyGroup>
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<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
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<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
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<ProjectGuid>{C2FD9262-69F8-4B75-9AB1-FF359C9143E9}</ProjectGuid>
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<OutputType>Library</OutputType>
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<AppDesignerFolder>Properties</AppDesignerFolder>
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<RootNamespace>CppNet</RootNamespace>
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<AssemblyName>CppNet</AssemblyName>
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<TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
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<FileAlignment>512</FileAlignment>
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
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<DebugSymbols>true</DebugSymbols>
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<DebugType>full</DebugType>
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<Optimize>false</Optimize>
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<OutputPath>bin\Debug\</OutputPath>
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<DefineConstants>DEBUG;TRACE</DefineConstants>
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<ErrorReport>prompt</ErrorReport>
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<WarningLevel>4</WarningLevel>
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
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<DebugType>pdbonly</DebugType>
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<Optimize>true</Optimize>
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<OutputPath>bin\Release\</OutputPath>
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<DefineConstants>TRACE</DefineConstants>
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<ErrorReport>prompt</ErrorReport>
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<WarningLevel>4</WarningLevel>
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</PropertyGroup>
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<ItemGroup>
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<Reference Include="System" />
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<Reference Include="System.Core" />
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<Reference Include="System.Xml.Linq" />
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<Reference Include="System.Data.DataSetExtensions" />
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<Reference Include="Microsoft.CSharp" />
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<Reference Include="System.Data" />
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<Reference Include="System.Xml" />
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</ItemGroup>
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<ItemGroup>
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<Compile Include="Argument.cs" />
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<Compile Include="Feature.cs" />
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<Compile Include="FileLexerSource.cs" />
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<Compile Include="FixedTokenSource.cs" />
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<Compile Include="JavaCompat\JavaCompat.cs" />
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<Compile Include="JavaFile.cs" />
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<Compile Include="JavaFileSystem.cs" />
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<Compile Include="JoinReader.cs" />
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<Compile Include="LexerException.cs" />
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<Compile Include="LexerSource.cs" />
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<Compile Include="Macro.cs" />
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<Compile Include="MacroTokenSource.cs" />
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<Compile Include="Preprocessor.cs" />
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<Compile Include="PreprocessorListener.cs" />
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<Compile Include="Properties\AssemblyInfo.cs" />
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<Compile Include="Source.cs" />
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<Compile Include="SourceIterator.cs" />
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<Compile Include="State.cs" />
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<Compile Include="StringLexerSource.cs" />
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<Compile Include="Token.cs" />
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<Compile Include="VirtualFile.cs" />
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<Compile Include="VirtualFileSystem.cs" />
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<Compile Include="Warning.cs" />
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</ItemGroup>
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<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
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<!-- To modify your build process, add your task inside one of the targets below and uncomment it.
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Other similar extension points exist, see Microsoft.Common.targets.
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<Target Name="BeforeBuild">
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</Target>
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<Target Name="AfterBuild">
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</Target>
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-->
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</Project>

Diff for: ‎CppReader.cs

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/*
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* Anarres C Preprocessor
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* Copyright (c) 2007-2008, Shevek
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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* or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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package org.anarres.cpp;
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import java.io.File;
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import java.io.IOException;
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import java.io.Reader;
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import static org.anarres.cpp.Token.*;
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/**
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* A Reader wrapper around the Preprocessor.
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*
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* This is a utility class to provide a transparent {@link Reader}
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* which preprocesses the input text.
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*
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* @see Preprocessor
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* @see Reader
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*/
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public class CppReader extends Reader {
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private Preprocessor cpp;
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private String token;
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private int idx;
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public CppReader(final Reader r) {
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cpp = new Preprocessor(new LexerSource(r, true) {
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@Override
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public String getName() {
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return "<CppReader Input@" +
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System.identityHashCode(r) + ">";
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}
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});
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token = "";
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idx = 0;
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}
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public CppReader(Preprocessor p) {
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cpp = p;
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token = "";
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idx = 0;
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}
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/**
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* Returns the Preprocessor used by this CppReader.
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*/
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public Preprocessor getPreprocessor() {
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return cpp;
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}
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/**
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* Defines the given name as a macro.
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*
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* This is a convnience method.
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*/
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public void addMacro(String name)
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throws LexerException {
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cpp.addMacro(name);
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}
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/**
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* Defines the given name as a macro.
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*
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* This is a convnience method.
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*/
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public void addMacro(String name, String value)
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throws LexerException {
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cpp.addMacro(name, value);
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}
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private boolean refill()
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throws IOException {
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try {
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assert cpp != null : "cpp is null : was it closed?";
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if (token == null)
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return false;
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while (idx >= token.length()) {
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Token tok = cpp.token();
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switch (tok.getType()) {
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case EOF:
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token = null;
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return false;
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case CCOMMENT:
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case CPPCOMMENT:
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if (!cpp.getFeature(Feature.KEEPCOMMENTS)) {
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token = " ";
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break;
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}
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default:
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token = tok.getText();
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break;
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}
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idx = 0;
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}
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return true;
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}
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catch (LexerException e) {
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/* Never happens.
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if (e.getCause() instanceof IOException)
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throw (IOException)e.getCause();
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*/
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IOException ie = new IOException(String.valueOf(e));
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ie.initCause(e);
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throw ie;
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}
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}
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public int read()
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throws IOException {
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if (!refill())
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return -1;
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return token.charAt(idx++);
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}
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/* XXX Very slow and inefficient. */
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public int read(char cbuf[], int off, int len)
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throws IOException {
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if (token == null)
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return -1;
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for (int i = 0; i < len; i++) {
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int ch = read();
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if (ch == -1)
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return i;
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cbuf[off + i] = (char)ch;
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}
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return len;
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}
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public void close()
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throws IOException {
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if (cpp != null) {
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cpp.close();
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cpp = null;
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}
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token = null;
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}
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}

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