ENH: Adding VTK_MAKE_INSTANTIATOR command. This command will be used by VTK kits to register their classes with vtkInstantiator.
This commit is contained in:
Brad King
parent
1b6ca3eba0
commit
fa53ab0807
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@ -64,6 +64,7 @@
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#include "cmQTWrapUICommand.cxx"
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#include "cmQTWrapUICommand.cxx"
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#include "cmWrapExcludeFilesCommand.cxx"
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#include "cmWrapExcludeFilesCommand.cxx"
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#include "cmAddCustomCommandCommand.cxx"
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#include "cmAddCustomCommandCommand.cxx"
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#include "cmVTKMakeInstantiatorCommand.cxx"
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void GetPredefinedCommands(std::list<cmCommand*>& commands)
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void GetPredefinedCommands(std::list<cmCommand*>& commands)
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{
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{
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@ -128,6 +129,5 @@ void GetPredefinedCommands(std::list<cmCommand*>& commands)
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commands.push_back(new cmQTWrapUICommand);
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commands.push_back(new cmQTWrapUICommand);
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commands.push_back(new cmWrapExcludeFilesCommand);
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commands.push_back(new cmWrapExcludeFilesCommand);
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commands.push_back(new cmAddCustomCommandCommand);
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commands.push_back(new cmAddCustomCommandCommand);
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commands.push_back(new cmVTKMakeInstantiatorCommand);
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}
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}
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@ -0,0 +1,343 @@
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/*=========================================================================
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Program: Insight Segmentation & Registration Toolkit
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2001 Insight Consortium
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* The name of the Insight Consortium, nor the names of any consortium members,
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nor of any contributors, may be used to endorse or promote products derived
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from this software without specific prior written permission.
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* Modified source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS''
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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=========================================================================*/
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#include "cmVTKMakeInstantiatorCommand.h"
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#include "cmCacheManager.h"
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#include "cmGeneratedFileStream.h"
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bool
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cmVTKMakeInstantiatorCommand
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::InitialPass(std::vector<std::string> const& args)
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{
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if(args.size() < 3)
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{
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this->SetError("called with incorrect number of arguments");
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return false;
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}
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std::string libName = args[0];
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std::string srcListName = args[1];
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m_ExportMacro = args[2];
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unsigned int groupSize = 10;
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// Find the path of the files to be generated.
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std::string filePath = m_Makefile->GetCurrentOutputDirectory();
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std::string headerPath = filePath;
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if(args.size() > 3)
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{
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for(unsigned int i=3;i < args.size();++i)
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{
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if(args[i] == "GROUP_SIZE")
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{
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if(++i < args.size())
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{
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groupSize = atoi(args[i].c_str());
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}
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else
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{
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this->SetError("GROUP_SIZE option used without value.");
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return false;
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}
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}
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else if(args[i] == "HEADER_LOCATION")
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{
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if(++i < args.size())
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{
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headerPath = args[i];
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m_Makefile->ExpandVariablesInString(headerPath);
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}
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else
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{
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this->SetError("HEADER_LOCATION option used without value.");
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return false;
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}
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}
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}
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}
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m_Makefile->ExpandVariablesInString(srcListName);
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// Find the source list specified.
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cmMakefile::SourceMap::iterator srcListIter =
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m_Makefile->GetSources().find(srcListName);
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if(srcListIter == m_Makefile->GetSources().end())
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{
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std::string errStr = "No source list named " + srcListName;
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this->SetError(errStr.c_str());
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return false;
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}
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m_ClassName = libName+"Instantiator";
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std::vector<cmSourceFile>& srcList = srcListIter->second;
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// Collect the names of the classes.
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for(std::vector<cmSourceFile>::iterator src = srcList.begin();
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src != srcList.end();++src)
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{
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// Wrap-excluded and abstract classes do not have a New() method.
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// vtkIndent and vtkTimeStamp are special cases and are not
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// vtkObject subclasses.
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if(!src->GetWrapExclude() && !src->GetIsAnAbstractClass()
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&& (src->GetSourceName() != "vtkIndent")
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&& (src->GetSourceName() != "vtkTimeStamp"))
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{
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m_Classes.push_back(src->GetSourceName());
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}
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}
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// Generate the header with the class declaration.
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{
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std::string fileName = m_ClassName + ".h";
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std::string fullName = headerPath+"/"+fileName;
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// Generate the output file with copy-if-different.
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cmGeneratedFileStream fout(fullName.c_str());
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// Actually generate the code in the file.
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this->GenerateHeaderFile(fout.GetStream());
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}
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// Generate the implementation file.
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{
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std::string fileName = m_ClassName + ".cxx";
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std::string fullName = filePath+"/"+fileName;
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// Generate the output file with copy-if-different.
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{
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cmGeneratedFileStream fout(fullName.c_str());
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// Actually generate the code in the file.
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this->GenerateImplementationFile(fout.GetStream());
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}
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// Add the generated source file into the source list.
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cmSourceFile file;
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file.SetWrapExclude(true);
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file.SetIsAnAbstractClass(false);
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file.SetName(fileName.c_str(), filePath.c_str(),
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m_Makefile->GetSourceExtensions(),
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m_Makefile->GetHeaderExtensions());
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m_Makefile->AddSource(file, srcListName.c_str());
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}
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unsigned int numClasses = m_Classes.size();
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unsigned int numFullBlocks = numClasses / groupSize;
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unsigned int lastBlockSize = numClasses % groupSize;
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unsigned int numBlocks = numFullBlocks + ((lastBlockSize>0)? 1:0);
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// Generate the files with the ::New() calls to each class. These
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// are done in groups to keep the translation unit size smaller.
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for(unsigned int block=0; block < numBlocks;++block)
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{
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std::string fileName = this->GenerateCreationFileName(block);
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std::string fullName = filePath+"/"+fileName;
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// Generate the output file with copy-if-different.
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{
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cmGeneratedFileStream fout(fullName.c_str());
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unsigned int thisBlockSize =
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(block < numFullBlocks)? groupSize:lastBlockSize;
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// Actually generate the code in the file.
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this->GenerateCreationFile(fout.GetStream(),
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block*groupSize, thisBlockSize);
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}
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// Add the generated source file into the source list.
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cmSourceFile file;
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file.SetWrapExclude(true);
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file.SetIsAnAbstractClass(false);
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file.SetName(fileName.c_str(), filePath.c_str(),
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m_Makefile->GetSourceExtensions(),
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m_Makefile->GetHeaderExtensions());
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m_Makefile->AddSource(file, srcListName.c_str());
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}
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return true;
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}
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std::string
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cmVTKMakeInstantiatorCommand::GenerateCreationFileName(unsigned int block)
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{
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std::ostrstream nameStr;
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nameStr << m_ClassName.c_str() << block << ".cxx" << std::ends;
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std::string result = nameStr.str();
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nameStr.rdbuf()->freeze(0);
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return result;
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}
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// Generates the class header file with the definition of the class
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// and its initializer class.
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void
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cmVTKMakeInstantiatorCommand
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::GenerateHeaderFile(std::ostream& os)
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{
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os <<
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"#ifndef __" << m_ClassName.c_str() << "_h\n"
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"#define __" << m_ClassName.c_str() << "_h\n"
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"\n"
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"#include \"vtkInstantiator.h\"\n"
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"\n"
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"class " << m_ClassName.c_str() << "Initialize;\n"
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"\n"
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"class " << m_ExportMacro.c_str() << " " << m_ClassName.c_str() << "\n"
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"{\n"
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" friend class " << m_ClassName.c_str() << "Initialize;\n"
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"\n"
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" static void ClassInitialize();\n"
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" static void ClassFinalize();\n"
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"\n";
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for(unsigned int i=0;i < m_Classes.size();++i)
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{
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os << " static vtkObject* Create_" << m_Classes[i].c_str() << "();\n";
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}
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// Write the initializer class to make sure the creation functions
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// get registered when this generated header is included.
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os <<
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"};\n"
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"\n"
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"class " << m_ExportMacro.c_str() << " " << m_ClassName.c_str() << "Initialize\n"
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"{\n"
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"public:\n"
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" " << m_ClassName.c_str() << "Initialize();\n"
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" ~" << m_ClassName.c_str() << "Initialize();\n"
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"private:\n"
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" static unsigned int Count;\n"
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"};\n"
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"\n"
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"static " << m_ClassName.c_str() << "Initialize " << m_ClassName.c_str() << "Initializer;\n"
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"\n"
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"#endif\n";
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}
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// Generates the file with the implementation of the class. All
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// methods except the actual object creation functions are generated
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// here.
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void
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cmVTKMakeInstantiatorCommand
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::GenerateImplementationFile(std::ostream& os)
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{
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// Write the ClassInitialize method to register all the creation functions.
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os <<
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"#include \"" << m_ClassName.c_str() << ".h\"\n"
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"\n"
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"void " << m_ClassName.c_str() << "::ClassInitialize()\n"
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"{\n";
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for(unsigned int i=0;i < m_Classes.size();++i)
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{
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os << " vtkInstantiator::RegisterInstantiator(\""
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<< m_Classes[i].c_str() << "\", " << m_ClassName.c_str() << "::Create_"
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<< m_Classes[i].c_str() << ");\n";
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}
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// Write the ClassFinalize method to unregister all the creation functions.
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os <<
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"}\n"
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"\n"
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"void " << m_ClassName.c_str() << "::ClassFinalize()\n"
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"{\n";
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for(unsigned int i=0;i < m_Classes.size();++i)
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{
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os << " vtkInstantiator::UnRegisterInstantiator(\""
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<< m_Classes[i].c_str() << "\", " << m_ClassName.c_str() << "::Create_"
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<< m_Classes[i].c_str() << ");\n";
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}
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// Write the constructor and destructor of the initializer class to
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// call the ClassInitialize and ClassFinalize methods at the right
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// time.
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os <<
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"}\n"
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"\n" <<
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m_ClassName.c_str() << "Initialize::" << m_ClassName.c_str() << "Initialize()\n"
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"{\n"
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" if(++" << m_ClassName.c_str() << "Initialize::Count == 1)\n"
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" { " << m_ClassName.c_str() << "::ClassInitialize(); }\n"
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"}\n"
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"\n" <<
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m_ClassName.c_str() << "Initialize::~" << m_ClassName.c_str() << "Initialize()\n"
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"{\n"
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" if(--" << m_ClassName.c_str() << "Initialize::Count == 0)\n"
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" { " << m_ClassName.c_str() << "::ClassFinalize(); }\n"
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"}\n"
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"\n"
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"// Number of translation units that include this class's header.\n"
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"// Purposely not initialized. Default is static initialization to 0.\n"
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"unsigned int " << m_ClassName.c_str() << "Initialize::Count;\n";
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}
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// Generates a file that includes the headers of the classes it knows
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// how to create and provides functions which create the classes with
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// the New() method.
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void
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cmVTKMakeInstantiatorCommand
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::GenerateCreationFile(std::ostream& os, unsigned int groupStart,
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unsigned int groupSize)
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{
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// Need to include header of generated class.
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os <<
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"#include \"" << m_ClassName.c_str() << ".h\"\n"
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"\n";
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// Include class files.
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for(unsigned int i=0;i < groupSize;++i)
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{
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os << "#include \"" << m_Classes[groupStart+i].c_str() << ".h\"\n";
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}
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os <<
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"\n";
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// Write the create function implementations.
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for(unsigned int i=0;i < groupSize;++i)
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{
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os << "vtkObject* " << m_ClassName.c_str() << "::Create_"
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<< m_Classes[groupStart+i].c_str() << "() { return "
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<< m_Classes[groupStart+i].c_str() << "::New(); }\n";
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}
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}
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@ -0,0 +1,117 @@
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/*=========================================================================
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Program: Insight Segmentation & Registration Toolkit
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2001 Insight Consortium
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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||||||
|
this list of conditions and the following disclaimer in the documentation
|
||||||
|
and/or other materials provided with the distribution.
|
||||||
|
|
||||||
|
* The name of the Insight Consortium, nor the names of any consortium members,
|
||||||
|
nor of any contributors, may be used to endorse or promote products derived
|
||||||
|
from this software without specific prior written permission.
|
||||||
|
|
||||||
|
* Modified source versions must be plainly marked as such, and must not be
|
||||||
|
misrepresented as being the original software.
|
||||||
|
|
||||||
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS''
|
||||||
|
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||||
|
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||||
|
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
|
||||||
|
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||||
|
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
||||||
|
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
||||||
|
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
||||||
|
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||||
|
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
|
||||||
|
=========================================================================*/
|
||||||
|
#ifndef cmVTKMakeInstantiatorCommand_h
|
||||||
|
#define cmVTKMakeInstantiatorCommand_h
|
||||||
|
|
||||||
|
#include "cmStandardIncludes.h"
|
||||||
|
#include "cmCommand.h"
|
||||||
|
|
||||||
|
/** \class cmVTKMakeInstantiatorCommand
|
||||||
|
* cmVTKMakeInstantiatorCommand implements the VTK_MAKE_INSTANTIATOR
|
||||||
|
* command. This generates a source file to add to a VTK library that
|
||||||
|
* registers instance creation functions with vtkInstantiator for every
|
||||||
|
* class in that library.
|
||||||
|
*/
|
||||||
|
class cmVTKMakeInstantiatorCommand : public cmCommand
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
/** This is a virtual constructor for the command. */
|
||||||
|
virtual cmCommand* Clone()
|
||||||
|
{ return new cmVTKMakeInstantiatorCommand; }
|
||||||
|
|
||||||
|
/**
|
||||||
|
* This is called when the command is first encountered in
|
||||||
|
* the CMakeLists.txt file.
|
||||||
|
*/
|
||||||
|
virtual bool InitialPass(std::vector<std::string> const& args);
|
||||||
|
|
||||||
|
/** The name of the command as specified in CMakeList.txt. */
|
||||||
|
virtual const char* GetName() { return "VTK_MAKE_INSTANTIATOR"; }
|
||||||
|
|
||||||
|
/** Succinct documentation. */
|
||||||
|
virtual const char* GetTerseDocumentation()
|
||||||
|
{
|
||||||
|
return "Setup a library's classes to be created by vtkInstantiator";
|
||||||
|
}
|
||||||
|
|
||||||
|
/** More documentation. */
|
||||||
|
virtual const char* GetFullDocumentation()
|
||||||
|
{
|
||||||
|
return
|
||||||
|
"VTK_MAKE_INSTANTIATOR(libName srcList exportMacro\n"
|
||||||
|
" [HEADER_LOCATION dir] [GROUP_SIZE groupSize])\n"
|
||||||
|
"Generates a new class for the given library to allow its other\n"
|
||||||
|
"classes to be created by vtkInstantiator. Functions to create\n"
|
||||||
|
"classes listed in srcList are registered with vtkInstantiator, and\n"
|
||||||
|
"the new class containing this code is added to the srcList for\n"
|
||||||
|
"inclusion in the library. The libName argument is used to generate\n"
|
||||||
|
"the filename and name of the class used to register the functions\n"
|
||||||
|
"when the library is loaded. The exportMacro is the name of the\n"
|
||||||
|
"DLL export macro to use in the class definition\n"
|
||||||
|
"(ex. VTK_COMMON_EXPORT).\n"
|
||||||
|
"The HEADER_LOCATION option must be followed by a path. It specifies\n"
|
||||||
|
"the directory in which to place the generated class's header file.\n"
|
||||||
|
"The generated class implementation files always go in the build\n"
|
||||||
|
"directory corresponding to the CMakeLists.txt file containing\n"
|
||||||
|
"the command. This is the default location for the header.\n"
|
||||||
|
"The GROUP_SIZE option must be followed by a positive integer.\n"
|
||||||
|
"As an implementation detail, the registered creation functions may\n"
|
||||||
|
"be split up into multiple files. The groupSize option specifies\n"
|
||||||
|
"the number of classes per file. Its default is 10.";
|
||||||
|
}
|
||||||
|
|
||||||
|
cmTypeMacro(cmVTKMakeInstantiatorCommand, cmCommand);
|
||||||
|
|
||||||
|
protected:
|
||||||
|
std::string m_ClassName;
|
||||||
|
std::string m_ExportMacro;
|
||||||
|
std::vector<cmStdString> m_Classes;
|
||||||
|
|
||||||
|
std::string GenerateCreationFileName(unsigned int group);
|
||||||
|
|
||||||
|
void GenerateHeaderFile(std::ostream&);
|
||||||
|
void GenerateImplementationFile(std::ostream&);
|
||||||
|
void GenerateCreationFile(std::ostream&, unsigned int groupStart,
|
||||||
|
unsigned int groupSize);
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
#endif
|
||||||
Loading…
Reference in New Issue