528 lines
14 KiB
C++
528 lines
14 KiB
C++
/*=========================================================================
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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) 2000 National Library of Medicine
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All rights reserved.
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See COPYRIGHT.txt for copyright details.
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=========================================================================*/
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#include "cmMakefile.h"
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#include "cmCommand.h"
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#include "cmStandardIncludes.h"
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#include "cmClassFile.h"
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#include "cmDirectory.h"
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#include "cmSystemTools.h"
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#include "cmMakefileGenerator.h"
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#include "cmCommands.h"
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#include "cmCacheManager.h"
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// default is not to be building executables
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cmMakefile::cmMakefile()
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{
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m_DefineFlags = " ";
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m_MakefileGenerator = 0;
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this->AddDefaultCommands();
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}
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void cmMakefile::AddDefaultCommands()
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{
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std::list<cmCommand*> commands;
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GetPredefinedCommands(commands);
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for(std::list<cmCommand*>::iterator i = commands.begin();
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i != commands.end(); ++i)
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{
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this->AddCommand(*i);
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}
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#ifdef _WIN32
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this->AddDefinition("WIN32", "1");
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#else
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this->AddDefinition("UNIX", "1");
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#endif
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// Cygwin is more like unix so enable the unix commands
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#if defined(__CYGWIN__)
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this->AddDefinition("UNIX", "1");
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#endif
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}
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cmMakefile::~cmMakefile()
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{
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for(unsigned int i=0; i < m_UsedCommands.size(); i++)
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{
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delete m_UsedCommands[i];
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}
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for(RegisteredCommandsMap::iterator j = m_Commands.begin();
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j != m_Commands.end(); ++j)
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{
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delete (*j).second;
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}
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delete m_MakefileGenerator;
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}
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void cmMakefile::PrintStringVector(const char* s, std::vector<std::string>& v)
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{
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std::cout << s << ": ( \n";
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for(std::vector<std::string>::iterator i = v.begin();
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i != v.end(); ++i)
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{
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std::cout << (*i).c_str() << " ";
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}
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std::cout << " )\n";
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}
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// call print on all the classes in the makefile
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void cmMakefile::Print()
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{
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std::cout << "classes:\n";
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for(unsigned int i = 0; i < m_Classes.size(); i++)
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m_Classes[i].Print();
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std::cout << " m_CurrentOutputDirectory; " <<
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m_CurrentOutputDirectory.c_str() << std::endl;
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std::cout << " m_StartOutputDirectory; " <<
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m_StartOutputDirectory.c_str() << std::endl;
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std::cout << " m_HomeOutputDirectory; " <<
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m_HomeOutputDirectory.c_str() << std::endl;
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std::cout << " m_cmCurrentDirectory; " <<
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m_cmCurrentDirectory.c_str() << std::endl;
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std::cout << " m_cmStartDirectory; " <<
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m_cmStartDirectory.c_str() << std::endl;
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std::cout << " m_cmHomeDirectory; " <<
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m_cmHomeDirectory.c_str() << std::endl;
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std::cout << " m_LibraryName; " << m_LibraryName.c_str() << std::endl;
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std::cout << " m_ProjectName; " << m_ProjectName.c_str() << std::endl;
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this->PrintStringVector("m_SubDirectories ", m_SubDirectories);
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this->PrintStringVector("m_MakeVerbatim ", m_MakeVerbatim);
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this->PrintStringVector("m_IncludeDirectories;", m_IncludeDirectories);
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this->PrintStringVector("m_LinkDirectories", m_LinkDirectories);
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this->PrintStringVector("m_LinkLibraries", m_LinkLibraries);
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this->PrintStringVector("m_LinkLibrariesWin32", m_LinkLibrariesWin32);
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this->PrintStringVector("m_LinkLibrariesUnix", m_LinkLibrariesUnix);
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}
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// Parse the given CMakeLists.txt file into a list of classes.
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// Reads in current CMakeLists file and all parent CMakeLists files
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// executing all inherited commands in the parents
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bool cmMakefile::ReadListFile(const char* filename)
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{
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// is there a parent CMakeLists file that does not go beyond the
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// Home directory? if so recurse and read in that List file
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std::string parentList = this->GetParentListFileName(filename);
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if (parentList != "")
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{
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// save the current directory
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std::string srcdir = m_cmCurrentDirectory;
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std::string bindir = m_CurrentOutputDirectory;
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// compute the new current directories
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std::string::size_type pos = m_cmCurrentDirectory.rfind('/');
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if(pos != std::string::npos)
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{
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m_cmCurrentDirectory = m_cmCurrentDirectory.substr(0, pos);
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}
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pos = m_CurrentOutputDirectory.rfind('/');
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if(pos != std::string::npos)
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{
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m_CurrentOutputDirectory = m_CurrentOutputDirectory.substr(0, pos);
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}
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this->ReadListFile(parentList.c_str());
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// restore the current directory
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m_cmCurrentDirectory = srcdir;
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m_CurrentOutputDirectory = bindir;
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}
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// are we at the start CMakeLists file or are we processing a parent
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// lists file
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bool inheriting = (m_cmCurrentDirectory != m_cmStartDirectory);
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// Now read the input file
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std::ifstream fin(filename);
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if(!fin)
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{
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cmSystemTools::Error("error can not open file ", filename);
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return false;
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}
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std::string name;
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std::vector<std::string> arguments;
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while ( fin )
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{
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if(cmSystemTools::ParseFunction(fin, name, arguments) )
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{
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// Special command that needs to be removed when
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// ADD_COMMAND is implemented
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if(name == "VERBATIM")
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{
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if (!inheriting)
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{
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m_MakeVerbatim = arguments;
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}
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}
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else
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{
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RegisteredCommandsMap::iterator pos = m_Commands.find(name);
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if(pos != m_Commands.end())
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{
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cmCommand* rm = (*pos).second;
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cmCommand* usedCommand = rm->Clone();
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usedCommand->SetMakefile(this);
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bool keepCommand = false;
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if(usedCommand->GetEnabled())
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{
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// if not running in inherit mode or
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// if the command is inherited then Invoke it.
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if(!inheriting || usedCommand->IsInherited())
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{
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if(!usedCommand->Invoke(arguments))
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{
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cmSystemTools::Error(usedCommand->GetError());
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}
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else
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{
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// use the command
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keepCommand = true;
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m_UsedCommands.push_back(usedCommand);
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}
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}
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}
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// if the Cloned command was not used
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// then delete it
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if(!keepCommand)
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{
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delete usedCommand;
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}
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}
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else
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{
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cmSystemTools::Error("unknown CMake command ", name.c_str());
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}
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}
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}
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}
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return true;
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}
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void cmMakefile::AddCommand(cmCommand* wg)
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{
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std::string name = wg->GetName();
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m_Commands.insert( RegisteredCommandsMap::value_type(name, wg));
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}
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// Set the make file
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void cmMakefile::SetMakefileGenerator(cmMakefileGenerator* mf)
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{
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delete m_MakefileGenerator;
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m_MakefileGenerator = mf;
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}
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// Generate the output file
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void cmMakefile::GenerateMakefile()
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{
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// do all the variable expansions here
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this->ExpandVariables();
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// set the makefile on the generator
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m_MakefileGenerator->SetMakefile(this);
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// give all the commands a chance to do something
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// after the file has been parsed before generation
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for(std::vector<cmCommand*>::iterator i = m_UsedCommands.begin();
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i != m_UsedCommands.end(); ++i)
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{
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(*i)->FinalPass();
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}
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// now do the generation
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m_MakefileGenerator->GenerateMakefile();
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}
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void cmMakefile::AddClass(cmClassFile& cmfile)
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{
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m_Classes.push_back(cmfile);
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}
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void cmMakefile::AddCustomCommand(const char* source,
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const char* result,
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const char* command,
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std::vector<std::string>& depends)
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{
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cmMakefile::customCommand customCommand;
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customCommand.m_Source = source;
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customCommand.m_Result = result;
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customCommand.m_Command = command;
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customCommand.m_Depends = depends;
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m_CustomCommands.push_back(customCommand);
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}
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void cmMakefile::AddDefineFlag(const char* flag)
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{
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m_DefineFlags += " ";
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m_DefineFlags += flag;
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}
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void cmMakefile::AddExecutable(cmClassFile& cf)
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{
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cf.m_IsExecutable = true;
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m_Classes.push_back(cf);
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}
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bool cmMakefile::HasExecutables()
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{
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for(unsigned int i = 0; i < m_Classes.size(); i++)
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{
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if (m_Classes[i].m_IsExecutable)
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{
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return true;
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}
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}
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return false;
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}
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void cmMakefile::AddLinkLibrary(const char* lib)
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{
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m_LinkLibraries.push_back(lib);
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}
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void cmMakefile::AddLinkDirectory(const char* dir)
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{
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m_LinkDirectories.push_back(dir);
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}
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void cmMakefile::AddSubDirectory(const char* sub)
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{
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m_SubDirectories.push_back(sub);
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}
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void cmMakefile::AddIncludeDirectory(const char* inc)
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{
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m_IncludeDirectories.push_back(inc);
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}
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void cmMakefile::AddDefinition(const char* name, const char* value)
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{
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m_Definitions.insert(DefinitionMap::value_type(name, value));
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}
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void cmMakefile::SetProjectName(const char* p)
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{
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m_ProjectName = p;
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}
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void cmMakefile::SetLibraryName(const char* l)
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{
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m_LibraryName = l;
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}
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void cmMakefile::AddExtraDirectory(const char* dir)
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{
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m_AuxSourceDirectories.push_back(dir);
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}
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// return the file name for the parent CMakeLists file to the
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// one passed in. Zero is returned if the CMakeLists file is the
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// one in the home directory or if for some reason a parent cmake lists
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// file cannot be found.
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std::string cmMakefile::GetParentListFileName(const char *currentFileName)
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{
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// extract the directory name
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std::string parentFile;
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std::string listsDir = currentFileName;
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std::string::size_type pos = listsDir.rfind('/');
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// if we could not find the directory return 0
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if(pos == std::string::npos)
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{
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return parentFile;
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}
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listsDir = listsDir.substr(0, pos);
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// if we are in the home directory then stop, return 0
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if(m_cmHomeDirectory == listsDir)
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{
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return parentFile;
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}
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// is there a parent directory we can check
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pos = listsDir.rfind('/');
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// if we could not find the directory return 0
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if(pos == std::string::npos)
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{
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return parentFile;
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}
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listsDir = listsDir.substr(0, pos);
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// is there a CMakeLists.txt file in the parent directory ?
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parentFile = listsDir;
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parentFile += "/CMakeLists.txt";
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if(!cmSystemTools::FileExists(parentFile.c_str()))
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{
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parentFile = "";
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return parentFile;
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}
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return parentFile;
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}
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// expance CMAKE_BINARY_DIR and CMAKE_SOURCE_DIR in the
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// include and library directories.
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void cmMakefile::ExpandVariables()
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{
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// make sure binary and source dir are defined
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this->AddDefinition("CMAKE_BINARY_DIR", this->GetHomeOutputDirectory());
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this->AddDefinition("CMAKE_SOURCE_DIR", this->GetHomeDirectory());
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// Now expand varibles in the include and link strings
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std::vector<std::string>::iterator j, begin, end;
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begin = m_IncludeDirectories.begin();
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end = m_IncludeDirectories.end();
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for(j = begin; j != end; ++j)
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{
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this->ExpandVariablesInString(*j);
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}
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begin = m_LinkDirectories.begin();
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end = m_LinkDirectories.end();
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for(j = begin; j != end; ++j)
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{
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this->ExpandVariablesInString(*j);
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}
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begin = m_LinkLibraries.begin();
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end = m_LinkLibraries.end();
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for(j = begin; j != end; ++j)
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{
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this->ExpandVariablesInString(*j);
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}
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}
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const char* cmMakefile::GetDefinition(const char* name)
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{
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DefinitionMap::iterator pos = m_Definitions.find(name);
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if(pos != m_Definitions.end())
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{
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return (*pos).second.c_str();
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}
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return 0;
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}
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int cmMakefile::DumpDocumentationToFile(const char *fileName)
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{
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// Open the supplied filename
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std::ofstream f;
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f.open(fileName, std::ios::out);
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if ( f.fail() )
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{
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return 0;
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}
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// Loop over all registered commands and print out documentation
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const char *name;
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const char *terse;
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const char *full;
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for(RegisteredCommandsMap::iterator j = m_Commands.begin();
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j != m_Commands.end(); ++j)
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{
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name = (*j).second->GetName();
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terse = (*j).second->GetTerseDocumentation();
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full = (*j).second->GetFullDocumentation();
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f << name << " - " << terse << std::endl
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<< "Usage: " << full << std::endl << std::endl;
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}
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return 1;
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}
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void cmMakefile::ExpandVariablesInString(std::string& source)
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{
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for(DefinitionMap::iterator i = m_Definitions.begin();
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i != m_Definitions.end(); ++i)
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{
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std::string variable = "${";
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variable += (*i).first;
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variable += "}";
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cmSystemTools::ReplaceString(source, variable.c_str(),
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(*i).second.c_str());
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variable = "@";
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variable += (*i).first;
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variable += "@";
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cmSystemTools::ReplaceString(source, variable.c_str(),
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(*i).second.c_str());
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}
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}
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// recursive function to create a vector of cmMakefile objects
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// This is done by reading the sub directory CMakeLists.txt files,
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// then calling this function with the new cmMakefile object
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void
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cmMakefile::FindSubDirectoryCMakeListsFiles(std::vector<cmMakefile*>&
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makefiles)
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{
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// loop over all the sub directories of this makefile
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const std::vector<std::string>& subdirs = this->GetSubDirectories();
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for(std::vector<std::string>::const_iterator i = subdirs.begin();
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i != subdirs.end(); ++i)
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{
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std::string subdir = *i;
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// Create a path to the list file in the sub directory
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std::string listFile = this->GetCurrentDirectory();
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listFile += "/";
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listFile += subdir;
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listFile += "/CMakeLists.txt";
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// if there is a CMakeLists.txt file read it
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if(!cmSystemTools::FileExists(listFile.c_str()))
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{
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cmSystemTools::Error("CMakeLists.txt file missing from sub directory:",
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listFile.c_str());
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}
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else
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{
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cmMakefile* mf = new cmMakefile;
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makefiles.push_back(mf);
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// initialize new makefile
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mf->SetHomeOutputDirectory(this->GetHomeOutputDirectory());
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mf->SetHomeDirectory(this->GetHomeDirectory());
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// add the subdir to the start output directory
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std::string outdir = this->GetStartOutputDirectory();
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outdir += "/";
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outdir += subdir;
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mf->SetStartOutputDirectory(outdir.c_str());
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// add the subdir to the start source directory
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std::string currentDir = this->GetStartDirectory();
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currentDir += "/";
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currentDir += subdir;
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mf->SetStartDirectory(currentDir.c_str());
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// Parse the CMakeLists.txt file
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currentDir += "/CMakeLists.txt";
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mf->MakeStartDirectoriesCurrent();
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mf->ReadListFile(currentDir.c_str());
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// recurse into nextDir
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mf->FindSubDirectoryCMakeListsFiles(makefiles);
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}
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}
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}
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void cmMakefile::GenerateCacheOnly()
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{
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std::vector<cmMakefile*> makefiles;
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this->FindSubDirectoryCMakeListsFiles(makefiles);
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for(unsigned int i =0; i < makefiles.size(); ++i)
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{
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delete makefiles[i];
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}
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}
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