490 lines
15 KiB
C++
490 lines
15 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 "cmUnixMakefileGenerator.h"
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#include "cmMakefile.h"
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#include "cmStandardIncludes.h"
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#include "cmSystemTools.h"
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#include "cmSourceFile.h"
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#include "cmMakeDepend.h"
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#include "cmCacheManager.h"
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void cmUnixMakefileGenerator::GenerateMakefile()
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{
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// Generate depends
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cmMakeDepend md;
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md.SetMakefile(m_Makefile);
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md.DoDepends();
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// output the makefile fragment
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this->OutputMakefile("CMakeTargets.make");
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}
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// This is where CMakeTargets.make is generated
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void cmUnixMakefileGenerator::OutputMakefile(const char* file)
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{
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// Create sub directories fro aux source directories
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std::vector<std::string>& auxSourceDirs =
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m_Makefile->GetAuxSourceDirectories();
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if( auxSourceDirs.size() )
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{
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// For the case when this is running as a remote build
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// on unix, make the directory
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for(std::vector<std::string>::iterator i = auxSourceDirs.begin();
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i != auxSourceDirs.end(); ++i)
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{
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cmSystemTools::MakeDirectory(i->c_str());
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}
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}
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std::ofstream fout(file);
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if(!fout)
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{
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cmSystemTools::Error("Error can not open for write: ", file);
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return;
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}
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this->OutputMakeFlags(fout);
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this->OutputVerbatim(fout);
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this->OutputTargetRules(fout);
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this->OutputDependencies(fout);
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this->OutputTargets(fout);
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this->OutputSubDirectoryRules(fout);
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this->OutputObjectDepends(fout);
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this->OutputCustomRules(fout);
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}
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// Output the rules for any targets
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void cmUnixMakefileGenerator::OutputTargetRules(std::ostream& fout)
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{
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// for each target add to the list of targets
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fout << "TARGETS = ";
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const cmTargets &tgts = m_Makefile->GetTargets();
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// libraries
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for(cmTargets::const_iterator l = tgts.begin();
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l != tgts.end(); l++)
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{
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if (l->second.IsALibrary())
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{
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fout << " \\\nlib" << l->first.c_str() << "${CMAKE_LIB_EXT}";
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}
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}
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// executables
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for(cmTargets::const_iterator l = tgts.begin();
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l != tgts.end(); l++)
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{
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if (!l->second.IsALibrary())
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{
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fout << "\\\n" << l->first.c_str();
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}
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}
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fout << "\n\n";
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// get the classes from the source lists then add them to the groups
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for(cmTargets::const_iterator l = tgts.begin();
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l != tgts.end(); l++)
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{
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std::vector<cmSourceFile> classes = l->second.GetSourceFiles();
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fout << l->first << "_SRC_OBJS = ";
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for(std::vector<cmSourceFile>::iterator i = classes.begin();
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i != classes.end(); i++)
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{
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if(!i->IsAHeaderFileOnly())
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{
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fout << "\\\n" << i->GetSourceName() << ".o ";
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}
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}
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fout << "\n\n";
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}
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}
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/**
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* Output the linking rules on a command line. For executables,
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* targetLibrary should be a NULL pointer. For libraries, it should point
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* to the name of the library. This will not link a library against itself.
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*/
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void cmUnixMakefileGenerator::OutputLinkLibraries(std::ostream& fout,
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const char* targetLibrary)
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{
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// collect all the flags needed for linking libraries
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std::string linkLibs;
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std::vector<std::string>::iterator j;
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std::vector<std::string>& libdirs = m_Makefile->GetLinkDirectories();
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for(j = libdirs.begin(); j != libdirs.end(); ++j)
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{
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std::string::size_type pos = (*j).find("-L");
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if((pos == std::string::npos || pos > 0)
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&& (*j).find("${") == std::string::npos)
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{
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linkLibs += "-L";
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}
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linkLibs += *j;
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linkLibs += " ";
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}
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std::string librariesLinked;
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cmMakefile::LinkLibraries& libs = m_Makefile->GetLinkLibraries();
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cmMakefile::LinkLibraries::const_iterator j2;
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for(j2 = libs.begin(); j2 != libs.end(); ++j2)
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{
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// Don't link the library against itself!
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if(targetLibrary && (j2->first == targetLibrary)) continue;
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// don't look at debug libraries
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if (j2->second == cmMakefile::DEBUG) continue;
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std::string::size_type pos = j2->first.find("-l");
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if((pos == std::string::npos || pos > 0)
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&& j2->first.find("${") == std::string::npos)
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{
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librariesLinked += "-l";
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}
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librariesLinked += j2->first;
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librariesLinked += " ";
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}
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linkLibs += librariesLinked;
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if(!targetLibrary)
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{
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// For executables, add these a second time so order does not matter
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linkLibs += librariesLinked;
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}
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linkLibs += " ${LOCAL_LINK_FLAGS} ";
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fout << linkLibs;
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}
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void cmUnixMakefileGenerator::OutputTargets(std::ostream& fout)
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{
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// for each target
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const cmTargets &tgts = m_Makefile->GetTargets();
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for(cmTargets::const_iterator l = tgts.begin();
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l != tgts.end(); l++)
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{
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if (l->second.IsALibrary())
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{
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fout << "#---------------------------------------------------------\n";
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fout << "# rules for a library\n";
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fout << "#\n";
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fout << "lib" << l->first << ".a: ${KIT_OBJ} ${" <<
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l->first << "_SRC_OBJS} \n";
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fout << "\t${AR} cr lib" << l->first << ".a ${KIT_OBJ} ${" <<
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l->first << "_SRC_OBJS} \n";
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fout << "\t${RANLIB} lib" << l->first << ".a\n";
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fout << std::endl;
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fout << "lib" << l->first << "$(SHLIB_SUFFIX): ${KIT_OBJ} ${" <<
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l->first << "_SRC_OBJS} \n";
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fout << "\trm -f lib" << l->first << "$(SHLIB_SUFFIX)\n";
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fout << "\t$(CXX) ${CXX_FLAGS} ${CMAKE_SHLIB_BUILD_FLAGS} -o \\\n";
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fout << "\t lib" << l->first << "$(SHLIB_SUFFIX) \\\n";
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fout << "\t ${KIT_OBJ} ${" << l->first <<
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"_SRC_OBJS} ";
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this->OutputLinkLibraries(fout, l->first.c_str());
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fout << "\n\n";
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}
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else
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{
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fout << l->first << ": ${" <<
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l->first << "_SRC_OBJS} ${CMAKE_DEPEND_LIBS}\n";
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fout << "\t${CXX} ${CXX_FLAGS} ${" <<
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l->first << "_SRC_OBJS} ";
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this->OutputLinkLibraries(fout, NULL);
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fout << " -o " << l->first << "\n\n";
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}
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}
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}
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// output the list of libraries that the executables
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// in this makefile will depend on.
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void cmUnixMakefileGenerator::OutputDependencies(std::ostream& fout)
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{
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fout << "CMAKE_DEPEND_LIBS = ";
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cmMakefile::LinkLibraries& libs = m_Makefile->GetLinkLibraries();
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cmMakefile::LinkLibraries::const_iterator lib2;
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// Search the list of libraries that will be linked into
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// the executable
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for(lib2 = libs.begin(); lib2 != libs.end(); ++lib2)
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{
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// loop over the list of directories that the libraries might
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// be in, looking for an ADD_LIBRARY(lib...) line. This would
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// be stored in the cache
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const char* cacheValue
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= cmCacheManager::GetInstance()->GetCacheValue(lib2->first.c_str());
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if(cacheValue)
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{
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std::string libpath = cacheValue;
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libpath += "/lib";
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libpath += lib2->first;
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libpath += "${CMAKE_LIB_EXT}";
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fout << libpath << " ";
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}
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}
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std::vector<std::string>& utils = m_Makefile->GetUtilities();
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std::vector<std::string>& utildirs = m_Makefile->GetUtilityDirectories();
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std::vector<std::string>::iterator dir, util;
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// Search the list of utilities that may be used to generate code for
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// this project.
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for(util = utils.begin(); util != utils.end(); ++util)
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{
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bool found = false;
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// loop over the list of directories that the utilities might
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// be in, looking for an ADD_EXECUTABLE(util ...) line.
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for(dir = utildirs.begin(); dir != utildirs.end() && !found; ++dir)
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{
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std::string expression = "TARGETS =.*";
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expression += util->c_str();
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if(cmSystemTools::Grep(dir->c_str(), "CMakeTargets.make",
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expression.c_str()))
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{
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fout << *util << " ";
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found = true;
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}
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}
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}
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fout << "\n";
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}
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// output make include flags
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void cmUnixMakefileGenerator::OutputMakeFlags(std::ostream& fout)
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{
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// Output Include paths
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fout << "INCLUDE_FLAGS = ";
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std::vector<std::string>& includes = m_Makefile->GetIncludeDirectories();
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std::vector<std::string>::iterator i;
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fout << "-I" << m_Makefile->GetStartDirectory() << " ";
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for(i = includes.begin(); i != includes.end(); ++i)
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{
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std::string include = *i;
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fout << "-I" << i->c_str() << " ";
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}
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fout << m_Makefile->GetDefineFlags();
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fout << " ${LOCAL_INCLUDE_FLAGS} ";
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fout << "\n\n";
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fout << "default_target: all\n\n";
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// see if there are files to compile in this makefile
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// These are used for both libraries and executables
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}
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// output verbatim section
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void cmUnixMakefileGenerator::OutputVerbatim(std::ostream& fout)
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{
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std::vector<std::string>& MakeVerbatim = m_Makefile->GetMakeVerbatim();
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// Ouput user make text embeded in the input file
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for(unsigned int i =0; i < MakeVerbatim.size(); i++)
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{
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fout << MakeVerbatim[i] << "\n";
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}
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fout << "\n\n";
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}
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// fix up names of directories so they can be used
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// as targets in makefiles.
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inline std::string FixDirectoryName(const char* dir)
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{
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std::string s = dir;
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// replace ../ with 3 under bars
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size_t pos = s.find("../");
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if(pos != std::string::npos)
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{
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s.replace(pos, 3, "___");
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}
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// replace / directory separators with a single under bar
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pos = s.find("/");
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while(pos != std::string::npos)
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{
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s.replace(pos, 1, "_");
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pos = s.find("/");
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}
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return s;
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}
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// output rules for decending into sub directories
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void cmUnixMakefileGenerator::OutputSubDirectoryRules(std::ostream& fout)
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{
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// Output Sub directory build rules
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const std::vector<std::string>& SubDirectories
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= m_Makefile->GetSubDirectories();
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if( SubDirectories.size() == 0)
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{
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return;
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}
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fout << "SUBDIR_BUILD = \\\n";
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unsigned int i;
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for(i =0; i < SubDirectories.size(); i++)
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{
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std::string subdir = FixDirectoryName(SubDirectories[i].c_str());
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fout << "build_" << subdir.c_str();
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if(i == SubDirectories.size()-1)
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{
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fout << " \n\n";
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}
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else
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{
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fout << " \\\n";
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}
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}
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fout << std::endl;
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fout << "SUBDIR_CLEAN = \\\n";
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for(i =0; i < SubDirectories.size(); i++)
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{
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std::string subdir = FixDirectoryName(SubDirectories[i].c_str());
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fout << "clean_" << subdir.c_str();
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if(i == SubDirectories.size()-1)
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{
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fout << " \n\n";
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}
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else
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{
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fout << " \\\n";
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}
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}
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fout << std::endl;
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fout << "alldirs : ${SUBDIR_BUILD}\n\n";
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for(i =0; i < SubDirectories.size(); i++)
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{
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std::string subdir = FixDirectoryName(SubDirectories[i].c_str());
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fout << "build_" << subdir.c_str() << ":\n";
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fout << "\tcd " << SubDirectories[i].c_str()
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<< "; ${MAKE} -${MAKEFLAGS} CMakeTargets.make\n";
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fout << "\tcd " << SubDirectories[i].c_str()
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<< "; ${MAKE} -${MAKEFLAGS} all\n\n";
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fout << "clean_" << subdir.c_str() << ": \n";
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fout << "\tcd " << SubDirectories[i].c_str()
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<< "; ${MAKE} -${MAKEFLAGS} clean\n\n";
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}
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}
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// Output the depend information for all the classes
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// in the makefile. These would have been generated
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// by the class cmMakeDepend GenerateMakefile
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void cmUnixMakefileGenerator::OutputObjectDepends(std::ostream& fout)
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{
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// Iterate over every target.
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std::map<std::string, cmTarget>& targets = m_Makefile->GetTargets();
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for(std::map<std::string, cmTarget>::const_iterator target = targets.begin();
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target != targets.end(); ++target)
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{
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// Iterate over every source for this target.
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const std::vector<cmSourceFile>& sources = target->second.GetSourceFiles();
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for(std::vector<cmSourceFile>::const_iterator source = sources.begin();
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source != sources.end(); ++source)
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{
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if(!source->IsAHeaderFileOnly())
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{
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if(!source->GetDepends().empty())
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{
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fout << source->GetSourceName() << ".o :";
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// Iterate through all the dependencies for this source.
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for(std::vector<std::string>::const_iterator dep =
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source->GetDepends().begin();
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dep != source->GetDepends().end(); ++dep)
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{
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fout << " \\\n" << dep->c_str();
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}
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fout << "\n\n";
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}
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}
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}
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}
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}
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// Output each custom rule in the following format:
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// output: source depends...
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// (tab) command...
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void cmUnixMakefileGenerator::OutputCustomRules(std::ostream& fout)
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{
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// We may be modifying the source groups temporarily, so make a copy.
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std::vector<cmSourceGroup> sourceGroups = m_Makefile->GetSourceGroups();
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const cmTargets &tgts = m_Makefile->GetTargets();
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for(cmTargets::const_iterator tgt = tgts.begin();
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tgt != tgts.end(); ++tgt)
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{
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// add any custom rules to the source groups
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for (std::vector<cmCustomCommand>::const_iterator cr =
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tgt->second.GetCustomCommands().begin();
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cr != tgt->second.GetCustomCommands().end(); ++cr)
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{
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cmSourceGroup& sourceGroup =
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m_Makefile->FindSourceGroup(cr->GetSourceName().c_str(),
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sourceGroups);
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cmCustomCommand cc(*cr);
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cc.ExpandVariables(*m_Makefile);
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sourceGroup.AddCustomCommand(cc);
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}
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}
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// Loop through every source group.
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for(std::vector<cmSourceGroup>::const_iterator sg =
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sourceGroups.begin(); sg != sourceGroups.end(); ++sg)
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{
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const cmSourceGroup::CustomCommands& customCommands =
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sg->GetCustomCommands();
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if(customCommands.empty())
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{ continue; }
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std::string name = sg->GetName();
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if(name != "")
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{
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fout << "# Start of source group \"" << name.c_str() << "\"\n";
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}
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// Loop through each source in the source group.
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for(cmSourceGroup::CustomCommands::const_iterator cc =
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customCommands.begin(); cc != customCommands.end(); ++ cc)
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{
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std::string source = cc->first;
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const cmSourceGroup::Commands& commands = cc->second;
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// Loop through every command generating code from the current source.
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for(cmSourceGroup::Commands::const_iterator c = commands.begin();
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c != commands.end(); ++c)
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{
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std::string command = c->first;
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const cmSourceGroup::CommandFiles& commandFiles = c->second;
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// Write a rule for every output generated by this command.
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for(std::set<std::string>::const_iterator output =
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commandFiles.m_Outputs.begin();
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output != commandFiles.m_Outputs.end(); ++output)
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{
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std::string src = cmSystemTools::EscapeSpaces(source.c_str());
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fout << output->c_str() << ": " << src.c_str();
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// Write out all the dependencies for this rule.
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for(std::set<std::string>::const_iterator d =
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commandFiles.m_Depends.begin();
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d != commandFiles.m_Depends.end(); ++d)
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{
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std::string dep = cmSystemTools::EscapeSpaces(d->c_str());
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fout << " " << dep.c_str();
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}
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fout << "\n\t" << command.c_str() << "\n\n";
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}
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}
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}
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if(name != "")
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{
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fout << "# End of source group \"" << name.c_str() << "\"\n\n";
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}
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}
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}
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