482 lines
16 KiB
C++
482 lines
16 KiB
C++
/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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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) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#include "cmMakefileExecutableTargetGenerator.h"
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#include "cmGeneratedFileStream.h"
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#include "cmGlobalUnixMakefileGenerator3.h"
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#include "cmLocalUnixMakefileGenerator3.h"
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#include "cmMakefile.h"
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#include "cmSourceFile.h"
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#include "cmTarget.h"
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#include "cmake.h"
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//----------------------------------------------------------------------------
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cmMakefileExecutableTargetGenerator::cmMakefileExecutableTargetGenerator()
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{
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this->CustomCommandDriver = OnDepends;
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}
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//----------------------------------------------------------------------------
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void cmMakefileExecutableTargetGenerator::WriteRuleFiles()
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{
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// create the build.make file and directory, put in the common blocks
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this->CreateRuleFile();
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// write rules used to help build object files
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this->WriteCommonCodeRules();
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// write in rules for object files and custom commands
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this->WriteTargetBuildRules();
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// write the per-target per-language flags
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this->WriteTargetLanguageFlags();
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// Write the dependency generation rule.
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this->WriteTargetDependRules();
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// write the link rules
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this->WriteExecutableRule(false);
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if(this->Target->NeedRelinkBeforeInstall())
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{
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// Write rules to link an installable version of the target.
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this->WriteExecutableRule(true);
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}
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// Write the requires target.
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this->WriteTargetRequiresRules();
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// Write clean target
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this->WriteTargetCleanRules();
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// close the streams
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this->CloseFileStreams();
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}
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//----------------------------------------------------------------------------
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void cmMakefileExecutableTargetGenerator::WriteExecutableRule(bool relink)
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{
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std::vector<std::string> commands;
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std::string relPath = this->LocalGenerator->GetHomeRelativeOutputPath();
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std::string objTarget;
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// Build list of dependencies.
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std::vector<std::string> depends;
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for(std::vector<std::string>::const_iterator obj = this->Objects.begin();
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obj != this->Objects.end(); ++obj)
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{
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objTarget = relPath;
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// Handle extra content on Mac bundles
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if ( this->ExtraContent.find(*obj) != this->ExtraContent.end() )
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{
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objTarget = "";
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}
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objTarget += *obj;
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depends.push_back(objTarget);
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}
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// Add dependencies on targets that must be built first.
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this->AppendTargetDepends(depends);
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// Add a dependency on the rule file itself.
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this->LocalGenerator->AppendRuleDepend(depends,
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this->BuildFileNameFull.c_str());
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for(std::vector<std::string>::const_iterator obj =
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this->ExternalObjects.begin();
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obj != this->ExternalObjects.end(); ++obj)
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{
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depends.push_back(*obj);
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}
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// from here up is the same for exe or lib
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// Get the name of the executable to generate.
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std::string targetName;
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std::string targetNameReal;
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std::string targetNameImport;
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std::string targetNamePDB;
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this->Target->GetExecutableNames
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(targetName, targetNameReal, targetNameImport, targetNamePDB,
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this->LocalGenerator->ConfigurationName.c_str());
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// Construct the full path version of the names.
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std::string outpath = this->Target->GetDirectory();
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outpath += "/";
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#ifdef __APPLE__
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if(this->Target->GetPropertyAsBool("MACOSX_BUNDLE"))
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{
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// Compute bundle directory names.
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std::string macdir = outpath;
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macdir += targetName;
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macdir += ".app/Contents/";
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outpath = macdir;
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outpath += "MacOS";
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cmSystemTools::MakeDirectory(outpath.c_str());
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outpath += "/";
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// Make bundle directories
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std::string f1 =
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this->Makefile->GetModulesFile("MacOSXBundleInfo.plist.in");
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if ( f1.size() == 0 )
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{
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cmSystemTools::Error("could not find Mac OSX bundle template file.");
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}
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std::vector<cmSourceFile*>::const_iterator sourceIt;
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for ( sourceIt = this->Target->GetSourceFiles().begin();
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sourceIt != this->Target->GetSourceFiles().end();
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++ sourceIt )
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{
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const char* subDir =
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(*sourceIt)->GetProperty("MACOSX_PACKAGE_LOCATION");
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if ( subDir )
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{
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std::string newDir = macdir;
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newDir += subDir;
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if ( !cmSystemTools::MakeDirectory(newDir.c_str()) )
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{
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cmSystemTools::Error("Cannot create a subdirectory for \"",
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newDir.c_str(), "\".");
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return;
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}
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}
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}
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// Configure the Info.plist file. Note that it needs the executable name
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// to be set.
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std::string f2 = macdir + "Info.plist";
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this->Makefile->AddDefinition("MACOSX_BUNDLE_EXECUTABLE_NAME",
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targetName.c_str());
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this->Makefile->ConfigureFile(f1.c_str(), f2.c_str(),
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false, false, false);
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}
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#endif
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std::string outpathImp;
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if(relink)
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{
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outpath = this->Makefile->GetStartOutputDirectory();
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outpath += cmake::GetCMakeFilesDirectory();
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outpath += "/CMakeRelink.dir";
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cmSystemTools::MakeDirectory(outpath.c_str());
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outpath += "/";
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if(!targetNameImport.empty())
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{
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outpathImp = outpath;
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}
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}
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else
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{
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if(!targetNameImport.empty())
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{
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outpathImp = this->Target->GetDirectory(0, true);
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outpathImp += "/";
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}
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}
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std::string targetFullPath = outpath + targetName;
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std::string targetFullPathReal = outpath + targetNameReal;
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std::string targetFullPathPDB = outpath + targetNamePDB;
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std::string targetFullPathImport = outpathImp + targetNameImport;
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std::string targetOutPathPDB =
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this->Convert(targetFullPathPDB.c_str(),
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cmLocalGenerator::FULL,
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cmLocalGenerator::SHELL);
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// Convert to the output path to use in constructing commands.
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std::string targetOutPath =
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this->Convert(targetFullPath.c_str(),
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cmLocalGenerator::START_OUTPUT,
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cmLocalGenerator::SHELL);
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std::string targetOutPathReal =
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this->Convert(targetFullPathReal.c_str(),
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cmLocalGenerator::START_OUTPUT,
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cmLocalGenerator::SHELL);
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std::string targetOutPathImport =
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this->Convert(targetFullPathImport.c_str(),
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cmLocalGenerator::START_OUTPUT,
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cmLocalGenerator::SHELL);
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// Get the language to use for linking this executable.
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const char* linkLanguage =
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this->Target->GetLinkerLanguage(this->GlobalGenerator);
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// Make sure we have a link language.
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if(!linkLanguage)
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{
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cmSystemTools::Error("Cannot determine link language for target \"",
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this->Target->GetName(), "\".");
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return;
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}
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// Add the link message.
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std::string buildEcho = "Linking ";
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buildEcho += linkLanguage;
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buildEcho += " executable ";
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buildEcho += targetOutPath;
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this->LocalGenerator->AppendEcho(commands, buildEcho.c_str(),
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cmLocalUnixMakefileGenerator3::EchoLink);
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// Build a list of compiler flags and linker flags.
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std::string flags;
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std::string linkFlags;
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// Add flags to deal with shared libraries. Any library being
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// linked in might be shared, so always use shared flags for an
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// executable.
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this->LocalGenerator->AddSharedFlags(linkFlags, linkLanguage, true);
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// Add flags to create an executable.
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this->LocalGenerator->
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AddConfigVariableFlags(linkFlags, "CMAKE_EXE_LINKER_FLAGS",
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this->LocalGenerator->ConfigurationName.c_str());
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if(this->Target->GetPropertyAsBool("WIN32_EXECUTABLE"))
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{
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this->LocalGenerator->AppendFlags
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(linkFlags, this->Makefile->GetDefinition("CMAKE_CREATE_WIN32_EXE"));
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}
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else
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{
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this->LocalGenerator->AppendFlags
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(linkFlags, this->Makefile->GetDefinition("CMAKE_CREATE_CONSOLE_EXE"));
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}
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// Add symbol export flags if necessary.
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if(this->Target->GetPropertyAsBool("ENABLE_EXPORTS"))
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{
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std::string export_flag_var = "CMAKE_EXE_EXPORTS_";
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export_flag_var += linkLanguage;
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export_flag_var += "_FLAG";
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this->LocalGenerator->AppendFlags
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(linkFlags, this->Makefile->GetDefinition(export_flag_var.c_str()));
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}
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// Add language-specific flags.
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this->LocalGenerator
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->AddLanguageFlags(flags, linkLanguage,
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this->LocalGenerator->ConfigurationName.c_str());
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// Add target-specific linker flags.
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this->LocalGenerator->AppendFlags
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(linkFlags, this->Target->GetProperty("LINK_FLAGS"));
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std::string linkFlagsConfig = "LINK_FLAGS_";
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linkFlagsConfig +=
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cmSystemTools::UpperCase(this->LocalGenerator->ConfigurationName.c_str());
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this->LocalGenerator->AppendFlags
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(linkFlags, this->Target->GetProperty(linkFlagsConfig.c_str()));
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// Construct a list of files associated with this executable that
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// may need to be cleaned.
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std::vector<std::string> exeCleanFiles;
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{
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std::string cleanName;
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std::string cleanRealName;
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std::string cleanImportName;
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std::string cleanPDBName;
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this->Target->GetExecutableCleanNames
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(cleanName, cleanRealName, cleanImportName, cleanPDBName,
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this->LocalGenerator->ConfigurationName.c_str());
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std::string cleanFullName = outpath + cleanName;
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std::string cleanFullRealName = outpath + cleanRealName;
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std::string cleanFullPDBName = outpath + cleanPDBName;
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std::string cleanFullImportName = outpathImp + cleanImportName;
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exeCleanFiles.push_back(this->Convert(cleanFullName.c_str(),
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cmLocalGenerator::START_OUTPUT,
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cmLocalGenerator::UNCHANGED));
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#ifdef _WIN32
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// There may be a manifest file for this target. Add it to the
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// clean set just in case.
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exeCleanFiles.push_back(this->Convert((cleanFullName+".manifest").c_str(),
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cmLocalGenerator::START_OUTPUT,
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cmLocalGenerator::UNCHANGED));
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#endif
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if(cleanRealName != cleanName)
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{
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exeCleanFiles.push_back(this->Convert(cleanFullRealName.c_str(),
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cmLocalGenerator::START_OUTPUT,
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cmLocalGenerator::UNCHANGED));
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}
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if(!cleanImportName.empty())
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{
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exeCleanFiles.push_back(this->Convert(cleanFullImportName.c_str(),
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cmLocalGenerator::START_OUTPUT,
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cmLocalGenerator::UNCHANGED));
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}
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// List the PDB for cleaning only when the whole target is
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// cleaned. We do not want to delete the .pdb file just before
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// linking the target.
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this->CleanFiles.push_back
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(this->Convert(cleanFullPDBName.c_str(),
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cmLocalGenerator::START_OUTPUT,
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cmLocalGenerator::UNCHANGED));
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}
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// Add a command to remove any existing files for this executable.
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std::vector<std::string> commands1;
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this->LocalGenerator->AppendCleanCommand(commands1, exeCleanFiles,
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*this->Target, "target");
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this->LocalGenerator->CreateCDCommand
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(commands1,
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this->Makefile->GetStartOutputDirectory(),
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this->Makefile->GetHomeOutputDirectory());
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commands.insert(commands.end(), commands1.begin(), commands1.end());
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commands1.clear();
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// Add the pre-build and pre-link rules building but not when relinking.
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if(!relink)
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{
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this->LocalGenerator
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->AppendCustomCommands(commands, this->Target->GetPreBuildCommands());
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this->LocalGenerator
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->AppendCustomCommands(commands, this->Target->GetPreLinkCommands());
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}
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// Construct the main link rule.
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std::string linkRuleVar = "CMAKE_";
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linkRuleVar += linkLanguage;
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linkRuleVar += "_LINK_EXECUTABLE";
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std::string linkRule =
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this->Makefile->GetRequiredDefinition(linkRuleVar.c_str());
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cmSystemTools::ExpandListArgument(linkRule, commands1);
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if(this->Target->GetPropertyAsBool("ENABLE_EXPORTS"))
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{
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// If a separate rule for creating an import library is specified
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// add it now.
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std::string implibRuleVar = "CMAKE_";
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implibRuleVar += linkLanguage;
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implibRuleVar += "_CREATE_IMPORT_LIBRARY";
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if(const char* rule =
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this->Makefile->GetDefinition(implibRuleVar.c_str()))
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{
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cmSystemTools::ExpandListArgument(rule, commands1);
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}
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}
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this->LocalGenerator->CreateCDCommand
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(commands1,
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this->Makefile->GetStartOutputDirectory(),
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this->Makefile->GetHomeOutputDirectory());
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commands.insert(commands.end(), commands1.begin(), commands1.end());
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// Add a rule to create necessary symlinks for the library.
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if(targetOutPath != targetOutPathReal)
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{
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std::string symlink = "$(CMAKE_COMMAND) -E cmake_symlink_executable ";
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symlink += targetOutPathReal;
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symlink += " ";
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symlink += targetOutPath;
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commands1.clear();
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commands1.push_back(symlink);
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this->LocalGenerator->CreateCDCommand(commands1,
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this->Makefile->GetStartOutputDirectory(),
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this->Makefile->GetHomeOutputDirectory());
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commands.insert(commands.end(), commands1.begin(), commands1.end());
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}
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// Add the post-build rules when building but not when relinking.
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if(!relink)
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{
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this->LocalGenerator->
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AppendCustomCommands(commands, this->Target->GetPostBuildCommands());
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}
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// Collect up flags to link in needed libraries.
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cmOStringStream linklibs;
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this->LocalGenerator->OutputLinkLibraries(linklibs, *this->Target, relink);
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// Construct object file lists that may be needed to expand the
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// rule.
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std::string variableName;
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std::string variableNameExternal;
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this->WriteObjectsVariable(variableName, variableNameExternal);
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std::string buildObjs = "$(";
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buildObjs += variableName;
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buildObjs += ") $(";
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buildObjs += variableNameExternal;
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buildObjs += ")";
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std::string cleanObjs = "$(";
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cleanObjs += variableName;
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cleanObjs += ")";
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cmLocalGenerator::RuleVariables vars;
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vars.Language = linkLanguage;
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vars.Objects = buildObjs.c_str();
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vars.Target = targetOutPathReal.c_str();
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vars.TargetPDB = targetOutPathPDB.c_str();
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// Setup the target version.
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std::string targetVersionMajor;
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std::string targetVersionMinor;
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{
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cmOStringStream majorStream;
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cmOStringStream minorStream;
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int major;
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int minor;
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this->Target->GetTargetVersion(major, minor);
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majorStream << major;
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minorStream << minor;
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targetVersionMajor = majorStream.str();
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targetVersionMinor = minorStream.str();
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}
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vars.TargetVersionMajor = targetVersionMajor.c_str();
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vars.TargetVersionMinor = targetVersionMinor.c_str();
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std::string linkString = linklibs.str();
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vars.LinkLibraries = linkString.c_str();
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vars.Flags = flags.c_str();
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vars.LinkFlags = linkFlags.c_str();
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// Expand placeholders in the commands.
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this->LocalGenerator->TargetImplib = targetOutPathImport;
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for(std::vector<std::string>::iterator i = commands.begin();
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i != commands.end(); ++i)
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{
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this->LocalGenerator->ExpandRuleVariables(*i, vars);
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}
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this->LocalGenerator->TargetImplib = "";
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// Write the build rule.
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this->LocalGenerator->WriteMakeRule(*this->BuildFileStream,
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0,
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targetFullPathReal.c_str(),
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depends, commands, false);
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// The symlink name for the target should depend on the real target
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// so if the target version changes it rebuilds and recreates the
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// symlink.
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if(targetFullPath != targetFullPathReal)
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{
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depends.clear();
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commands.clear();
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depends.push_back(targetFullPathReal.c_str());
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this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
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targetFullPath.c_str(),
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depends, commands, false);
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}
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// Write the main driver rule to build everything in this target.
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this->WriteTargetDriverRule(targetFullPath.c_str(), relink);
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// Clean all the possible executable names and symlinks.
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this->CleanFiles.insert(this->CleanFiles.end(),
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exeCleanFiles.begin(),
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exeCleanFiles.end());
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}
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