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1300 lines
44 KiB
1300 lines
44 KiB
/*============================================================================
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CMake - Cross Platform Makefile Generator
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Copyright 2004-2011 Kitware, Inc.
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Copyright 2011 Alexander Neundorf (neundorf@kde.org)
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Distributed under the OSI-approved BSD License (the "License");
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see accompanying file Copyright.txt for details.
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This software is distributed WITHOUT ANY WARRANTY; without even the
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implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the License for more information.
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============================================================================*/
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#include "cmGlobalGenerator.h"
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#include "cmLocalGenerator.h"
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#include "cmMakefile.h"
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#include "cmSourceFile.h"
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#include "cmSystemTools.h"
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#if defined(_WIN32) && !defined(__CYGWIN__)
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# include "cmLocalVisualStudioGenerator.h"
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#endif
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#include <cmsys/Terminal.h>
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#include <cmsys/ios/sstream>
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#include <string.h>
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#if defined(__APPLE__)
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#include <unistd.h>
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#endif
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#include "cmQtAutomoc.h"
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static bool containsQ_OBJECT(const std::string& text)
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{
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// this simple check is much much faster than the regexp
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if (strstr(text.c_str(), "Q_OBJECT") == NULL)
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{
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return false;
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}
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cmsys::RegularExpression qObjectRegExp("[\n][ \t]*Q_OBJECT[^a-zA-Z0-9_]");
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return qObjectRegExp.find(text);
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}
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static std::string findMatchingHeader(const std::string& absPath,
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const std::string& mocSubDir,
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const std::string& basename,
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const std::vector<std::string>& headerExtensions)
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{
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std::string header;
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for(std::vector<std::string>::const_iterator ext = headerExtensions.begin();
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ext != headerExtensions.end();
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++ext)
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{
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std::string sourceFilePath = absPath + basename + "." + (*ext);
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if (cmsys::SystemTools::FileExists(sourceFilePath.c_str()))
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{
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header = sourceFilePath;
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break;
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}
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if (!mocSubDir.empty())
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{
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sourceFilePath = mocSubDir + basename + "." + (*ext);
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if (cmsys::SystemTools::FileExists(sourceFilePath.c_str()))
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{
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header = sourceFilePath;
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break;
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}
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}
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}
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return header;
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}
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static std::string extractSubDir(const std::string& absPath,
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const std::string& currentMoc)
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{
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std::string subDir;
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if (currentMoc.find_first_of('/') != std::string::npos)
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{
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subDir = absPath
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+ cmsys::SystemTools::GetFilenamePath(currentMoc) + '/';
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}
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return subDir;
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}
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static void copyTargetProperty(cmTarget* destinationTarget,
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cmTarget* sourceTarget,
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const char* propertyName)
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{
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const char* propertyValue = sourceTarget->GetProperty(propertyName);
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if (propertyValue)
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{
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destinationTarget->SetProperty(propertyName, propertyValue);
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}
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}
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cmQtAutomoc::cmQtAutomoc()
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:Verbose(cmsys::SystemTools::GetEnv("VERBOSE") != 0)
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,ColorOutput(true)
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,RunMocFailed(false)
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,GenerateAll(false)
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{
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std::string colorEnv = "";
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cmsys::SystemTools::GetEnv("COLOR", colorEnv);
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if(!colorEnv.empty())
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{
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if(cmSystemTools::IsOn(colorEnv.c_str()))
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{
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this->ColorOutput = true;
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}
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else
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{
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this->ColorOutput = false;
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}
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}
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}
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bool cmQtAutomoc::InitializeMocSourceFile(cmTarget* target)
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{
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cmMakefile* makefile = target->GetMakefile();
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// don't do anything if there is no Qt4 or Qt5Core (which contains moc):
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std::string qtMajorVersion = makefile->GetSafeDefinition("QT_VERSION_MAJOR");
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if (qtMajorVersion == "")
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{
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qtMajorVersion = makefile->GetSafeDefinition("Qt5Core_VERSION_MAJOR");
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}
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if (qtMajorVersion != "4" && qtMajorVersion != "5")
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{
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return false;
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}
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std::string automocTargetName = target->GetName();
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automocTargetName += "_automoc";
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std::string mocCppFile = makefile->GetCurrentOutputDirectory();
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mocCppFile += "/";
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mocCppFile += automocTargetName;
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mocCppFile += ".cpp";
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cmSourceFile* mocCppSource = makefile->GetOrCreateSource(mocCppFile.c_str(),
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true);
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makefile->AppendProperty("ADDITIONAL_MAKE_CLEAN_FILES",
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mocCppFile.c_str(), false);
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target->AddSourceFile(mocCppSource);
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return true;
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}
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static void GetCompileDefinitionsAndDirectories(cmTarget *target,
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const char * config,
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std::string &incs,
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std::string &defs)
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{
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cmMakefile* makefile = target->GetMakefile();
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cmLocalGenerator* localGen = makefile->GetLocalGenerator();
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std::vector<std::string> includeDirs;
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cmGeneratorTarget gtgt(target);
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// Get the include dirs for this target, without stripping the implicit
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// include dirs off, see http://public.kitware.com/Bug/view.php?id=13667
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localGen->GetIncludeDirectories(includeDirs, >gt, "CXX", config, false);
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const char* sep = "";
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incs = "";
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for(std::vector<std::string>::const_iterator incDirIt = includeDirs.begin();
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incDirIt != includeDirs.end();
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++incDirIt)
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{
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incs += sep;
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sep = ";";
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incs += *incDirIt;
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}
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std::set<std::string> defines;
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localGen->AddCompileDefinitions(defines, target, config);
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sep = "";
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for(std::set<std::string>::const_iterator defIt = defines.begin();
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defIt != defines.end();
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++defIt)
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{
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defs += sep;
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sep = ";";
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defs += *defIt;
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}
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}
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void cmQtAutomoc::SetupAutomocTarget(cmTarget* target)
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{
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cmMakefile* makefile = target->GetMakefile();
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const char* targetName = target->GetName();
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bool relaxedMode = makefile->IsOn("CMAKE_AUTOMOC_RELAXED_MODE");
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// create a custom target for running automoc at buildtime:
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std::string automocTargetName = targetName;
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automocTargetName += "_automoc";
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std::string targetDir = makefile->GetCurrentOutputDirectory();
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targetDir += makefile->GetCMakeInstance()->GetCMakeFilesDirectory();
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targetDir += "/";
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targetDir += automocTargetName;
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targetDir += ".dir/";
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cmCustomCommandLine currentLine;
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currentLine.push_back(makefile->GetSafeDefinition("CMAKE_COMMAND"));
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currentLine.push_back("-E");
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currentLine.push_back("cmake_automoc");
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currentLine.push_back(targetDir);
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currentLine.push_back("$<CONFIGURATION>");
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cmCustomCommandLines commandLines;
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commandLines.push_back(currentLine);
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std::string workingDirectory = cmSystemTools::CollapseFullPath(
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"", makefile->GetCurrentOutputDirectory());
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std::vector<std::string> depends;
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std::string automocComment = "Automoc for target ";
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automocComment += targetName;
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#if defined(_WIN32) && !defined(__CYGWIN__)
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bool usePRE_BUILD = false;
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cmLocalGenerator* localGen = makefile->GetLocalGenerator();
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cmGlobalGenerator* gg = localGen->GetGlobalGenerator();
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if(strstr(gg->GetName(), "Visual Studio"))
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{
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cmLocalVisualStudioGenerator* vslg =
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static_cast<cmLocalVisualStudioGenerator*>(localGen);
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// Under VS >= 7 use a PRE_BUILD event instead of a separate target to
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// reduce the number of targets loaded into the IDE.
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// This also works around a VS 11 bug that may skip updating the target:
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// https://connect.microsoft.com/VisualStudio/feedback/details/769495
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usePRE_BUILD = vslg->GetVersion() >= cmLocalVisualStudioGenerator::VS7;
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}
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if(usePRE_BUILD)
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{
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// Add the pre-build command directly to bypass the OBJECT_LIBRARY
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// rejection in cmMakefile::AddCustomCommandToTarget because we know
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// PRE_BUILD will work for an OBJECT_LIBRARY in this specific case.
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std::vector<std::string> no_output;
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cmCustomCommand cc(makefile, no_output, depends,
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commandLines, automocComment.c_str(),
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workingDirectory.c_str());
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cc.SetEscapeOldStyle(false);
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cc.SetEscapeAllowMakeVars(true);
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target->GetPreBuildCommands().push_back(cc);
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}
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else
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#endif
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{
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cmTarget* automocTarget = makefile->AddUtilityCommand(
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automocTargetName.c_str(), true,
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workingDirectory.c_str(), depends,
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commandLines, false, automocComment.c_str());
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// Set target folder
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const char* automocFolder = makefile->GetCMakeInstance()->GetProperty(
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"AUTOMOC_TARGETS_FOLDER");
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if (automocFolder && *automocFolder)
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{
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automocTarget->SetProperty("FOLDER", automocFolder);
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}
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else
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{
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// inherit FOLDER property from target (#13688)
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copyTargetProperty(automocTarget, target, "FOLDER");
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}
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target->AddUtility(automocTargetName.c_str());
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}
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// configure a file to get all information to automoc at buildtime:
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std::string _moc_files;
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std::string _moc_headers;
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const char* sepFiles = "";
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const char* sepHeaders = "";
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const std::vector<cmSourceFile*>& srcFiles = target->GetSourceFiles();
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for(std::vector<cmSourceFile*>::const_iterator fileIt = srcFiles.begin();
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fileIt != srcFiles.end();
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++fileIt)
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{
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cmSourceFile* sf = *fileIt;
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std::string absFile = cmsys::SystemTools::GetRealPath(
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sf->GetFullPath().c_str());
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bool skip = cmSystemTools::IsOn(sf->GetPropertyForUser("SKIP_AUTOMOC"));
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bool generated = cmSystemTools::IsOn(sf->GetPropertyForUser("GENERATED"));
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if ((skip==false) && (generated == false))
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{
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std::string ext = sf->GetExtension();
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cmSystemTools::FileFormat fileType = cmSystemTools::GetFileFormat(
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ext.c_str());
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if (fileType == cmSystemTools::CXX_FILE_FORMAT)
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{
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_moc_files += sepFiles;
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_moc_files += absFile;
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sepFiles = ";";
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}
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else if (fileType == cmSystemTools::HEADER_FILE_FORMAT)
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{
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_moc_headers += sepHeaders;
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_moc_headers += absFile;
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sepHeaders = ";";
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}
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}
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}
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const char* tmp = target->GetProperty("AUTOMOC_MOC_OPTIONS");
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std::string _moc_options = (tmp!=0 ? tmp : "");
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// forget the variables added here afterwards again:
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cmMakefile::ScopePushPop varScope(makefile);
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static_cast<void>(varScope);
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makefile->AddDefinition("_moc_target_name",
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cmLocalGenerator::EscapeForCMake(automocTargetName.c_str()).c_str());
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makefile->AddDefinition("_moc_options",
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cmLocalGenerator::EscapeForCMake(_moc_options.c_str()).c_str());
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makefile->AddDefinition("_moc_files",
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cmLocalGenerator::EscapeForCMake(_moc_files.c_str()).c_str());
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makefile->AddDefinition("_moc_headers",
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cmLocalGenerator::EscapeForCMake(_moc_headers.c_str()).c_str());
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makefile->AddDefinition("_moc_relaxed_mode", relaxedMode ? "TRUE" : "FALSE");
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std::string _moc_incs;
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std::string _moc_compile_defs;
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std::vector<std::string> configs;
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const char *config = makefile->GetConfigurations(configs);
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GetCompileDefinitionsAndDirectories(target, config,
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_moc_incs, _moc_compile_defs);
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makefile->AddDefinition("_moc_incs",
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cmLocalGenerator::EscapeForCMake(_moc_incs.c_str()).c_str());
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makefile->AddDefinition("_moc_compile_defs",
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cmLocalGenerator::EscapeForCMake(_moc_compile_defs.c_str()).c_str());
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std::map<std::string, std::string> configIncludes;
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std::map<std::string, std::string> configDefines;
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for (std::vector<std::string>::const_iterator li = configs.begin();
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li != configs.end(); ++li)
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{
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std::string config_moc_incs;
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std::string config_moc_compile_defs;
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GetCompileDefinitionsAndDirectories(target, li->c_str(),
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config_moc_incs,
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config_moc_compile_defs);
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if (config_moc_incs != _moc_incs)
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{
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configIncludes["_moc_incs_" + *li] =
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cmLocalGenerator::EscapeForCMake(config_moc_incs.c_str());
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if(_moc_incs.empty())
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{
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_moc_incs = config_moc_incs;
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}
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}
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if (config_moc_compile_defs != _moc_compile_defs)
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{
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configDefines["_moc_compile_defs_" + *li] =
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cmLocalGenerator::EscapeForCMake(config_moc_compile_defs.c_str());
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if(_moc_compile_defs.empty())
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{
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_moc_compile_defs = config_moc_compile_defs;
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}
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}
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}
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const char *qtVersion = makefile->GetDefinition("Qt5Core_VERSION_MAJOR");
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if (!qtVersion)
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{
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qtVersion = makefile->GetDefinition("QT_VERSION_MAJOR");
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}
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if (const char *targetQtVersion =
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target->GetLinkInterfaceDependentStringProperty("QT_MAJOR_VERSION", 0))
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{
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qtVersion = targetQtVersion;
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}
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if (qtVersion)
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{
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makefile->AddDefinition("_target_qt_version", qtVersion);
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}
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{
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const char *qtMoc = makefile->GetSafeDefinition("QT_MOC_EXECUTABLE");
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makefile->AddDefinition("_qt_moc_executable", qtMoc);
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}
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if (strcmp(qtVersion, "5") == 0)
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{
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cmTarget *qt5Moc = makefile->FindTargetToUse("Qt5::moc");
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if (!qt5Moc)
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{
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cmSystemTools::Error("Qt5::moc target not found ",
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automocTargetName.c_str());
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return;
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}
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makefile->AddDefinition("_qt_moc_executable", qt5Moc->GetLocation(0));
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}
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else
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{
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if (strcmp(qtVersion, "4") != 0)
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{
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cmSystemTools::Error("The CMAKE_AUTOMOC feature supports only Qt 4 and "
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"Qt 5 ", automocTargetName.c_str());
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}
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}
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const char* cmakeRoot = makefile->GetSafeDefinition("CMAKE_ROOT");
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std::string inputFile = cmakeRoot;
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inputFile += "/Modules/AutomocInfo.cmake.in";
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std::string outputFile = targetDir;
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outputFile += "/AutomocInfo.cmake";
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makefile->ConfigureFile(inputFile.c_str(), outputFile.c_str(),
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false, true, false);
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if (!configDefines.empty() || !configIncludes.empty())
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{
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std::ofstream infoFile(outputFile.c_str(), std::ios::app);
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if ( !infoFile )
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{
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std::string error = "Internal CMake error when trying to open file: ";
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error += outputFile.c_str();
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error += " for writing.";
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cmSystemTools::Error(error.c_str());
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return;
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}
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if (!configDefines.empty())
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{
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for (std::map<std::string, std::string>::iterator
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it = configDefines.begin(), end = configDefines.end();
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it != end; ++it)
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{
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infoFile << "SET(AM_MOC_COMPILE_DEFINITIONS_" << it->first <<
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" " << it->second << ")\n";
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}
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}
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if (!configIncludes.empty())
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{
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for (std::map<std::string, std::string>::iterator
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it = configIncludes.begin(), end = configIncludes.end();
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it != end; ++it)
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{
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infoFile << "SET(AM_MOC_INCLUDES_" << it->first <<
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" " << it->second << ")\n";
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}
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}
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}
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}
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bool cmQtAutomoc::Run(const char* targetDirectory, const char *config)
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{
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bool success = true;
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cmake cm;
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cmGlobalGenerator* gg = this->CreateGlobalGenerator(&cm, targetDirectory);
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cmMakefile* makefile = gg->GetCurrentLocalGenerator()->GetMakefile();
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this->ReadAutomocInfoFile(makefile, targetDirectory, config);
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this->ReadOldMocDefinitionsFile(makefile, targetDirectory);
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this->Init();
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if (this->QtMajorVersion == "4" || this->QtMajorVersion == "5")
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{
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success = this->RunAutomoc(makefile);
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}
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this->WriteOldMocDefinitionsFile(targetDirectory);
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delete gg;
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gg = NULL;
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makefile = NULL;
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return success;
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}
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cmGlobalGenerator* cmQtAutomoc::CreateGlobalGenerator(cmake* cm,
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const char* targetDirectory)
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{
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cmGlobalGenerator* gg = new cmGlobalGenerator();
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gg->SetCMakeInstance(cm);
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cmLocalGenerator* lg = gg->CreateLocalGenerator();
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lg->GetMakefile()->SetHomeOutputDirectory(targetDirectory);
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lg->GetMakefile()->SetStartOutputDirectory(targetDirectory);
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lg->GetMakefile()->SetHomeDirectory(targetDirectory);
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lg->GetMakefile()->SetStartDirectory(targetDirectory);
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gg->SetCurrentLocalGenerator(lg);
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return gg;
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}
|
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bool cmQtAutomoc::ReadAutomocInfoFile(cmMakefile* makefile,
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|
const char* targetDirectory,
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const char *config)
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|
{
|
|
std::string filename(cmSystemTools::CollapseFullPath(targetDirectory));
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|
cmSystemTools::ConvertToUnixSlashes(filename);
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|
filename += "/AutomocInfo.cmake";
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|
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if (!makefile->ReadListFile(0, filename.c_str()))
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|
{
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|
cmSystemTools::Error("Error processing file: ", filename.c_str());
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return false;
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}
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|
|
this->QtMajorVersion = makefile->GetSafeDefinition("AM_QT_VERSION_MAJOR");
|
|
if (this->QtMajorVersion == "")
|
|
{
|
|
this->QtMajorVersion = makefile->GetSafeDefinition(
|
|
"AM_Qt5Core_VERSION_MAJOR");
|
|
}
|
|
this->Sources = makefile->GetSafeDefinition("AM_SOURCES");
|
|
this->Headers = makefile->GetSafeDefinition("AM_HEADERS");
|
|
this->IncludeProjectDirsBefore = makefile->IsOn(
|
|
"AM_CMAKE_INCLUDE_DIRECTORIES_PROJECT_BEFORE");
|
|
this->Srcdir = makefile->GetSafeDefinition("AM_CMAKE_CURRENT_SOURCE_DIR");
|
|
this->Builddir = makefile->GetSafeDefinition("AM_CMAKE_CURRENT_BINARY_DIR");
|
|
this->MocExecutable = makefile->GetSafeDefinition("AM_QT_MOC_EXECUTABLE");
|
|
std::string compileDefsPropOrig = "AM_MOC_COMPILE_DEFINITIONS";
|
|
std::string compileDefsProp = compileDefsPropOrig;
|
|
if(config)
|
|
{
|
|
compileDefsProp += "_";
|
|
compileDefsProp += config;
|
|
}
|
|
const char *compileDefs = makefile->GetDefinition(compileDefsProp.c_str());
|
|
this->MocCompileDefinitionsStr = compileDefs ? compileDefs
|
|
: makefile->GetSafeDefinition(compileDefsPropOrig.c_str());
|
|
std::string includesPropOrig = "AM_MOC_INCLUDES";
|
|
std::string includesProp = includesPropOrig;
|
|
if(config)
|
|
{
|
|
includesProp += "_";
|
|
includesProp += config;
|
|
}
|
|
const char *includes = makefile->GetDefinition(includesProp.c_str());
|
|
this->MocIncludesStr = includes ? includes
|
|
: makefile->GetSafeDefinition(includesPropOrig.c_str());
|
|
this->MocOptionsStr = makefile->GetSafeDefinition("AM_MOC_OPTIONS");
|
|
this->ProjectBinaryDir = makefile->GetSafeDefinition("AM_CMAKE_BINARY_DIR");
|
|
this->ProjectSourceDir = makefile->GetSafeDefinition("AM_CMAKE_SOURCE_DIR");
|
|
this->TargetName = makefile->GetSafeDefinition("AM_TARGET_NAME");
|
|
|
|
this->CurrentCompileSettingsStr = this->MakeCompileSettingsString(makefile);
|
|
|
|
this->RelaxedMode = makefile->IsOn("AM_RELAXED_MODE");
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
std::string cmQtAutomoc::MakeCompileSettingsString(cmMakefile* makefile)
|
|
{
|
|
std::string s;
|
|
s += makefile->GetSafeDefinition("AM_MOC_COMPILE_DEFINITIONS");
|
|
s += " ~~~ ";
|
|
s += makefile->GetSafeDefinition("AM_MOC_INCLUDES");
|
|
s += " ~~~ ";
|
|
s += makefile->GetSafeDefinition("AM_MOC_OPTIONS");
|
|
s += " ~~~ ";
|
|
s += makefile->IsOn("AM_CMAKE_INCLUDE_DIRECTORIES_PROJECT_BEFORE") ? "TRUE"
|
|
: "FALSE";
|
|
s += " ~~~ ";
|
|
|
|
return s;
|
|
}
|
|
|
|
|
|
bool cmQtAutomoc::ReadOldMocDefinitionsFile(cmMakefile* makefile,
|
|
const char* targetDirectory)
|
|
{
|
|
std::string filename(cmSystemTools::CollapseFullPath(targetDirectory));
|
|
cmSystemTools::ConvertToUnixSlashes(filename);
|
|
filename += "/AutomocOldMocDefinitions.cmake";
|
|
|
|
if (makefile->ReadListFile(0, filename.c_str()))
|
|
{
|
|
this->OldCompileSettingsStr =
|
|
makefile->GetSafeDefinition("AM_OLD_COMPILE_SETTINGS");
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
void cmQtAutomoc::WriteOldMocDefinitionsFile(const char* targetDirectory)
|
|
{
|
|
std::string filename(cmSystemTools::CollapseFullPath(targetDirectory));
|
|
cmSystemTools::ConvertToUnixSlashes(filename);
|
|
filename += "/AutomocOldMocDefinitions.cmake";
|
|
|
|
std::fstream outfile;
|
|
outfile.open(filename.c_str(),
|
|
std::ios::out | std::ios::trunc);
|
|
outfile << "set(AM_OLD_COMPILE_SETTINGS "
|
|
<< cmLocalGenerator::EscapeForCMake(
|
|
this->CurrentCompileSettingsStr.c_str()) << ")\n";
|
|
|
|
outfile.close();
|
|
}
|
|
|
|
|
|
void cmQtAutomoc::Init()
|
|
{
|
|
this->OutMocCppFilename = this->Builddir;
|
|
this->OutMocCppFilename += this->TargetName;
|
|
this->OutMocCppFilename += ".cpp";
|
|
|
|
std::vector<std::string> cdefList;
|
|
cmSystemTools::ExpandListArgument(this->MocCompileDefinitionsStr, cdefList);
|
|
for(std::vector<std::string>::const_iterator it = cdefList.begin();
|
|
it != cdefList.end();
|
|
++it)
|
|
{
|
|
this->MocDefinitions.push_back("-D" + (*it));
|
|
}
|
|
|
|
cmSystemTools::ExpandListArgument(this->MocOptionsStr, this->MocOptions);
|
|
|
|
std::vector<std::string> incPaths;
|
|
cmSystemTools::ExpandListArgument(this->MocIncludesStr, incPaths);
|
|
|
|
std::set<std::string> frameworkPaths;
|
|
for(std::vector<std::string>::const_iterator it = incPaths.begin();
|
|
it != incPaths.end();
|
|
++it)
|
|
{
|
|
const std::string &path = *it;
|
|
this->MocIncludes.push_back("-I" + path);
|
|
if (this->EndsWith(path, ".framework/Headers"))
|
|
{
|
|
// Go up twice to get to the framework root
|
|
std::vector<std::string> pathComponents;
|
|
cmsys::SystemTools::SplitPath(path.c_str(), pathComponents);
|
|
std::string frameworkPath =cmsys::SystemTools::JoinPath(
|
|
pathComponents.begin(), pathComponents.end() - 2);
|
|
frameworkPaths.insert(frameworkPath);
|
|
}
|
|
}
|
|
|
|
for (std::set<std::string>::const_iterator it = frameworkPaths.begin();
|
|
it != frameworkPaths.end(); ++it)
|
|
{
|
|
this->MocIncludes.push_back("-F");
|
|
this->MocIncludes.push_back(*it);
|
|
}
|
|
|
|
|
|
if (this->IncludeProjectDirsBefore)
|
|
{
|
|
const std::string &binDir = "-I" + this->ProjectBinaryDir;
|
|
|
|
const std::string srcDir = "-I" + this->ProjectSourceDir;
|
|
|
|
std::list<std::string> sortedMocIncludes;
|
|
std::list<std::string>::iterator it = this->MocIncludes.begin();
|
|
while (it != this->MocIncludes.end())
|
|
{
|
|
if (this->StartsWith(*it, binDir))
|
|
{
|
|
sortedMocIncludes.push_back(*it);
|
|
it = this->MocIncludes.erase(it);
|
|
}
|
|
else
|
|
{
|
|
++it;
|
|
}
|
|
}
|
|
it = this->MocIncludes.begin();
|
|
while (it != this->MocIncludes.end())
|
|
{
|
|
if (this->StartsWith(*it, srcDir))
|
|
{
|
|
sortedMocIncludes.push_back(*it);
|
|
it = this->MocIncludes.erase(it);
|
|
}
|
|
else
|
|
{
|
|
++it;
|
|
}
|
|
}
|
|
sortedMocIncludes.insert(sortedMocIncludes.end(),
|
|
this->MocIncludes.begin(), this->MocIncludes.end());
|
|
this->MocIncludes = sortedMocIncludes;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
bool cmQtAutomoc::RunAutomoc(cmMakefile* makefile)
|
|
{
|
|
if (!cmsys::SystemTools::FileExists(this->OutMocCppFilename.c_str())
|
|
|| (this->OldCompileSettingsStr != this->CurrentCompileSettingsStr))
|
|
{
|
|
this->GenerateAll = true;
|
|
}
|
|
|
|
// the program goes through all .cpp files to see which moc files are
|
|
// included. It is not really interesting how the moc file is named, but
|
|
// what file the moc is created from. Once a moc is included the same moc
|
|
// may not be included in the _automoc.cpp file anymore. OTOH if there's a
|
|
// header containing Q_OBJECT where no corresponding moc file is included
|
|
// anywhere a moc_<filename>.cpp file is created and included in
|
|
// the _automoc.cpp file.
|
|
|
|
// key = moc source filepath, value = moc output filepath
|
|
std::map<std::string, std::string> includedMocs;
|
|
// collect all headers which may need to be mocced
|
|
std::set<std::string> headerFiles;
|
|
|
|
std::vector<std::string> sourceFiles;
|
|
cmSystemTools::ExpandListArgument(this->Sources, sourceFiles);
|
|
|
|
const std::vector<std::string>& headerExtensions =
|
|
makefile->GetHeaderExtensions();
|
|
|
|
for (std::vector<std::string>::const_iterator it = sourceFiles.begin();
|
|
it != sourceFiles.end();
|
|
++it)
|
|
{
|
|
const std::string &absFilename = *it;
|
|
if (this->Verbose)
|
|
{
|
|
std::cout << "AUTOMOC: Checking " << absFilename << std::endl;
|
|
}
|
|
if (this->RelaxedMode)
|
|
{
|
|
this->ParseCppFile(absFilename, headerExtensions, includedMocs);
|
|
}
|
|
else
|
|
{
|
|
this->StrictParseCppFile(absFilename, headerExtensions, includedMocs);
|
|
}
|
|
this->SearchHeadersForCppFile(absFilename, headerExtensions, headerFiles);
|
|
}
|
|
|
|
std::vector<std::string> headerFilesVec;
|
|
cmSystemTools::ExpandListArgument(this->Headers, headerFilesVec);
|
|
for (std::vector<std::string>::const_iterator it = headerFilesVec.begin();
|
|
it != headerFilesVec.end();
|
|
++it)
|
|
{
|
|
headerFiles.insert(*it);
|
|
}
|
|
|
|
// key = moc source filepath, value = moc output filename
|
|
std::map<std::string, std::string> notIncludedMocs;
|
|
this->ParseHeaders(headerFiles, includedMocs, notIncludedMocs);
|
|
|
|
// run moc on all the moc's that are #included in source files
|
|
for(std::map<std::string, std::string>::const_iterator
|
|
it = includedMocs.begin();
|
|
it != includedMocs.end();
|
|
++it)
|
|
{
|
|
this->GenerateMoc(it->first, it->second);
|
|
}
|
|
|
|
cmsys_ios::stringstream outStream;
|
|
outStream << "/* This file is autogenerated, do not edit*/\n";
|
|
|
|
bool automocCppChanged = false;
|
|
if (notIncludedMocs.empty())
|
|
{
|
|
outStream << "enum some_compilers { need_more_than_nothing };\n";
|
|
}
|
|
else
|
|
{
|
|
// run moc on the remaining headers and include them in
|
|
// the _automoc.cpp file
|
|
for(std::map<std::string, std::string>::const_iterator
|
|
it = notIncludedMocs.begin();
|
|
it != notIncludedMocs.end();
|
|
++it)
|
|
{
|
|
bool mocSuccess = this->GenerateMoc(it->first, it->second);
|
|
if (mocSuccess)
|
|
{
|
|
automocCppChanged = true;
|
|
}
|
|
outStream << "#include \"" << it->second << "\"\n";
|
|
}
|
|
}
|
|
|
|
if (this->RunMocFailed)
|
|
{
|
|
std::cerr << "moc failed..."<< std::endl;
|
|
return false;
|
|
}
|
|
outStream.flush();
|
|
std::string automocSource = outStream.str();
|
|
if (!automocCppChanged)
|
|
{
|
|
// compare contents of the _automoc.cpp file
|
|
const std::string oldContents = this->ReadAll(this->OutMocCppFilename);
|
|
if (oldContents == automocSource)
|
|
{
|
|
// nothing changed: don't touch the _automoc.cpp file
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// source file that includes all remaining moc files (_automoc.cpp file)
|
|
std::fstream outfile;
|
|
outfile.open(this->OutMocCppFilename.c_str(),
|
|
std::ios::out | std::ios::trunc);
|
|
outfile << automocSource;
|
|
outfile.close();
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
void cmQtAutomoc::ParseCppFile(const std::string& absFilename,
|
|
const std::vector<std::string>& headerExtensions,
|
|
std::map<std::string, std::string>& includedMocs)
|
|
{
|
|
cmsys::RegularExpression mocIncludeRegExp(
|
|
"[\n][ \t]*#[ \t]*include[ \t]+"
|
|
"[\"<](([^ \">]+/)?moc_[^ \">/]+\\.cpp|[^ \">]+\\.moc)[\">]");
|
|
|
|
const std::string contentsString = this->ReadAll(absFilename);
|
|
if (contentsString.empty())
|
|
{
|
|
std::cerr << "AUTOMOC: warning: " << absFilename << ": file is empty\n"
|
|
<< std::endl;
|
|
return;
|
|
}
|
|
const std::string absPath = cmsys::SystemTools::GetFilenamePath(
|
|
cmsys::SystemTools::GetRealPath(absFilename.c_str())) + '/';
|
|
const std::string scannedFileBasename = cmsys::SystemTools::
|
|
GetFilenameWithoutLastExtension(absFilename);
|
|
const bool cppContainsQ_OBJECT = containsQ_OBJECT(contentsString);
|
|
bool dotMocIncluded = false;
|
|
bool mocUnderscoreIncluded = false;
|
|
std::string ownMocUnderscoreFile;
|
|
std::string ownDotMocFile;
|
|
std::string ownMocHeaderFile;
|
|
|
|
std::string::size_type matchOffset = 0;
|
|
// first a simple string check for "moc" is *much* faster than the regexp,
|
|
// and if the string search already fails, we don't have to try the
|
|
// expensive regexp
|
|
if ((strstr(contentsString.c_str(), "moc") != NULL)
|
|
&& (mocIncludeRegExp.find(contentsString)))
|
|
{
|
|
// for every moc include in the file
|
|
do
|
|
{
|
|
const std::string currentMoc = mocIncludeRegExp.match(1);
|
|
//std::cout << "found moc include: " << currentMoc << std::endl;
|
|
|
|
std::string basename = cmsys::SystemTools::
|
|
GetFilenameWithoutLastExtension(currentMoc);
|
|
const bool moc_style = this->StartsWith(basename, "moc_");
|
|
|
|
// If the moc include is of the moc_foo.cpp style we expect
|
|
// the Q_OBJECT class declaration in a header file.
|
|
// If the moc include is of the foo.moc style we need to look for
|
|
// a Q_OBJECT macro in the current source file, if it contains the
|
|
// macro we generate the moc file from the source file.
|
|
// Q_OBJECT
|
|
if (moc_style)
|
|
{
|
|
// basename should be the part of the moc filename used for
|
|
// finding the correct header, so we need to remove the moc_ part
|
|
basename = basename.substr(4);
|
|
std::string mocSubDir = extractSubDir(absPath, currentMoc);
|
|
std::string headerToMoc = findMatchingHeader(
|
|
absPath, mocSubDir, basename, headerExtensions);
|
|
|
|
if (!headerToMoc.empty())
|
|
{
|
|
includedMocs[headerToMoc] = currentMoc;
|
|
if (basename == scannedFileBasename)
|
|
{
|
|
mocUnderscoreIncluded = true;
|
|
ownMocUnderscoreFile = currentMoc;
|
|
ownMocHeaderFile = headerToMoc;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
std::cerr << "AUTOMOC: error: " << absFilename << " The file "
|
|
<< "includes the moc file \"" << currentMoc << "\", "
|
|
<< "but could not find header \"" << basename
|
|
<< '{' << this->Join(headerExtensions, ',') << "}\" ";
|
|
if (mocSubDir.empty())
|
|
{
|
|
std::cerr << "in " << absPath << "\n" << std::endl;
|
|
}
|
|
else
|
|
{
|
|
std::cerr << "neither in " << absPath
|
|
<< " nor in " << mocSubDir << "\n" << std::endl;
|
|
}
|
|
|
|
::exit(EXIT_FAILURE);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
std::string fileToMoc = absFilename;
|
|
if ((basename != scannedFileBasename) || (cppContainsQ_OBJECT==false))
|
|
{
|
|
std::string mocSubDir = extractSubDir(absPath, currentMoc);
|
|
std::string headerToMoc = findMatchingHeader(
|
|
absPath, mocSubDir, basename, headerExtensions);
|
|
if (!headerToMoc.empty())
|
|
{
|
|
// this is for KDE4 compatibility:
|
|
fileToMoc = headerToMoc;
|
|
if ((cppContainsQ_OBJECT==false) &&(basename==scannedFileBasename))
|
|
{
|
|
std::cerr << "AUTOMOC: warning: " << absFilename << ": The file "
|
|
"includes the moc file \"" << currentMoc <<
|
|
"\", but does not contain a Q_OBJECT macro. "
|
|
"Running moc on "
|
|
<< "\"" << headerToMoc << "\" ! Include \"moc_"
|
|
<< basename << ".cpp\" for a compatiblity with "
|
|
"strict mode (see CMAKE_AUTOMOC_RELAXED_MODE).\n"
|
|
<< std::endl;
|
|
}
|
|
else
|
|
{
|
|
std::cerr << "AUTOMOC: warning: " << absFilename << ": The file "
|
|
"includes the moc file \"" << currentMoc <<
|
|
"\" instead of \"moc_" << basename << ".cpp\". "
|
|
"Running moc on "
|
|
<< "\"" << headerToMoc << "\" ! Include \"moc_"
|
|
<< basename << ".cpp\" for compatiblity with "
|
|
"strict mode (see CMAKE_AUTOMOC_RELAXED_MODE).\n"
|
|
<< std::endl;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
std::cerr <<"AUTOMOC: error: " << absFilename << ": The file "
|
|
"includes the moc file \"" << currentMoc <<
|
|
"\", which seems to be the moc file from a different "
|
|
"source file. CMake also could not find a matching "
|
|
"header.\n" << std::endl;
|
|
::exit(EXIT_FAILURE);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
dotMocIncluded = true;
|
|
ownDotMocFile = currentMoc;
|
|
}
|
|
includedMocs[fileToMoc] = currentMoc;
|
|
}
|
|
matchOffset += mocIncludeRegExp.end();
|
|
} while(mocIncludeRegExp.find(contentsString.c_str() + matchOffset));
|
|
}
|
|
|
|
// In this case, check whether the scanned file itself contains a Q_OBJECT.
|
|
// If this is the case, the moc_foo.cpp should probably be generated from
|
|
// foo.cpp instead of foo.h, because otherwise it won't build.
|
|
// But warn, since this is not how it is supposed to be used.
|
|
if ((dotMocIncluded == false) && (cppContainsQ_OBJECT == true))
|
|
{
|
|
if (mocUnderscoreIncluded == true)
|
|
{
|
|
// this is for KDE4 compatibility:
|
|
std::cerr << "AUTOMOC: warning: " << absFilename << ": The file "
|
|
<< "contains a Q_OBJECT macro, but does not include "
|
|
<< "\"" << scannedFileBasename << ".moc\", but instead "
|
|
"includes "
|
|
<< "\"" << ownMocUnderscoreFile << "\". Running moc on "
|
|
<< "\"" << absFilename << "\" ! Better include \""
|
|
<< scannedFileBasename << ".moc\" for compatiblity with "
|
|
"strict mode (see CMAKE_AUTOMOC_RELAXED_MODE).\n"
|
|
<< std::endl;
|
|
includedMocs[absFilename] = ownMocUnderscoreFile;
|
|
includedMocs.erase(ownMocHeaderFile);
|
|
}
|
|
else
|
|
{
|
|
// otherwise always error out since it will not compile:
|
|
std::cerr << "AUTOMOC: error: " << absFilename << ": The file "
|
|
<< "contains a Q_OBJECT macro, but does not include "
|
|
<< "\"" << scannedFileBasename << ".moc\" !\n"
|
|
<< std::endl;
|
|
::exit(EXIT_FAILURE);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
|
|
void cmQtAutomoc::StrictParseCppFile(const std::string& absFilename,
|
|
const std::vector<std::string>& headerExtensions,
|
|
std::map<std::string, std::string>& includedMocs)
|
|
{
|
|
cmsys::RegularExpression mocIncludeRegExp(
|
|
"[\n][ \t]*#[ \t]*include[ \t]+"
|
|
"[\"<](([^ \">]+/)?moc_[^ \">/]+\\.cpp|[^ \">]+\\.moc)[\">]");
|
|
|
|
const std::string contentsString = this->ReadAll(absFilename);
|
|
if (contentsString.empty())
|
|
{
|
|
std::cerr << "AUTOMOC: warning: " << absFilename << ": file is empty\n"
|
|
<< std::endl;
|
|
return;
|
|
}
|
|
const std::string absPath = cmsys::SystemTools::GetFilenamePath(
|
|
cmsys::SystemTools::GetRealPath(absFilename.c_str())) + '/';
|
|
const std::string scannedFileBasename = cmsys::SystemTools::
|
|
GetFilenameWithoutLastExtension(absFilename);
|
|
|
|
bool dotMocIncluded = false;
|
|
|
|
std::string::size_type matchOffset = 0;
|
|
// first a simple string check for "moc" is *much* faster than the regexp,
|
|
// and if the string search already fails, we don't have to try the
|
|
// expensive regexp
|
|
if ((strstr(contentsString.c_str(), "moc") != NULL)
|
|
&& (mocIncludeRegExp.find(contentsString)))
|
|
{
|
|
// for every moc include in the file
|
|
do
|
|
{
|
|
const std::string currentMoc = mocIncludeRegExp.match(1);
|
|
|
|
std::string basename = cmsys::SystemTools::
|
|
GetFilenameWithoutLastExtension(currentMoc);
|
|
const bool mocUnderscoreStyle = this->StartsWith(basename, "moc_");
|
|
|
|
// If the moc include is of the moc_foo.cpp style we expect
|
|
// the Q_OBJECT class declaration in a header file.
|
|
// If the moc include is of the foo.moc style we need to look for
|
|
// a Q_OBJECT macro in the current source file, if it contains the
|
|
// macro we generate the moc file from the source file.
|
|
if (mocUnderscoreStyle)
|
|
{
|
|
// basename should be the part of the moc filename used for
|
|
// finding the correct header, so we need to remove the moc_ part
|
|
basename = basename.substr(4);
|
|
std::string mocSubDir = extractSubDir(absPath, currentMoc);
|
|
std::string headerToMoc = findMatchingHeader(
|
|
absPath, mocSubDir, basename, headerExtensions);
|
|
|
|
if (!headerToMoc.empty())
|
|
{
|
|
includedMocs[headerToMoc] = currentMoc;
|
|
}
|
|
else
|
|
{
|
|
std::cerr << "AUTOMOC: error: " << absFilename << " The file "
|
|
<< "includes the moc file \"" << currentMoc << "\", "
|
|
<< "but could not find header \"" << basename
|
|
<< '{' << this->Join(headerExtensions, ',') << "}\" ";
|
|
if (mocSubDir.empty())
|
|
{
|
|
std::cerr << "in " << absPath << "\n" << std::endl;
|
|
}
|
|
else
|
|
{
|
|
std::cerr << "neither in " << absPath
|
|
<< " nor in " << mocSubDir << "\n" << std::endl;
|
|
}
|
|
|
|
::exit(EXIT_FAILURE);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (basename != scannedFileBasename)
|
|
{
|
|
std::cerr <<"AUTOMOC: error: " << absFilename << ": The file "
|
|
"includes the moc file \"" << currentMoc <<
|
|
"\", which seems to be the moc file from a different "
|
|
"source file. This is not supported. "
|
|
"Include \"" << scannedFileBasename << ".moc\" to run "
|
|
"moc on this source file.\n" << std::endl;
|
|
::exit(EXIT_FAILURE);
|
|
}
|
|
dotMocIncluded = true;
|
|
includedMocs[absFilename] = currentMoc;
|
|
}
|
|
matchOffset += mocIncludeRegExp.end();
|
|
} while(mocIncludeRegExp.find(contentsString.c_str() + matchOffset));
|
|
}
|
|
|
|
// In this case, check whether the scanned file itself contains a Q_OBJECT.
|
|
// If this is the case, the moc_foo.cpp should probably be generated from
|
|
// foo.cpp instead of foo.h, because otherwise it won't build.
|
|
// But warn, since this is not how it is supposed to be used.
|
|
if ((dotMocIncluded == false) && (containsQ_OBJECT(contentsString)))
|
|
{
|
|
// otherwise always error out since it will not compile:
|
|
std::cerr << "AUTOMOC: error: " << absFilename << ": The file "
|
|
<< "contains a Q_OBJECT macro, but does not include "
|
|
<< "\"" << scannedFileBasename << ".moc\" !\n"
|
|
<< std::endl;
|
|
::exit(EXIT_FAILURE);
|
|
}
|
|
|
|
}
|
|
|
|
|
|
void cmQtAutomoc::SearchHeadersForCppFile(const std::string& absFilename,
|
|
const std::vector<std::string>& headerExtensions,
|
|
std::set<std::string>& absHeaders)
|
|
{
|
|
// search for header files and private header files we may need to moc:
|
|
const std::string basename =
|
|
cmsys::SystemTools::GetFilenameWithoutLastExtension(absFilename);
|
|
const std::string absPath = cmsys::SystemTools::GetFilenamePath(
|
|
cmsys::SystemTools::GetRealPath(absFilename.c_str())) + '/';
|
|
|
|
for(std::vector<std::string>::const_iterator ext = headerExtensions.begin();
|
|
ext != headerExtensions.end();
|
|
++ext)
|
|
{
|
|
const std::string headerName = absPath + basename + "." + (*ext);
|
|
if (cmsys::SystemTools::FileExists(headerName.c_str()))
|
|
{
|
|
absHeaders.insert(headerName);
|
|
break;
|
|
}
|
|
}
|
|
for(std::vector<std::string>::const_iterator ext = headerExtensions.begin();
|
|
ext != headerExtensions.end();
|
|
++ext)
|
|
{
|
|
const std::string privateHeaderName = absPath+basename+"_p."+(*ext);
|
|
if (cmsys::SystemTools::FileExists(privateHeaderName.c_str()))
|
|
{
|
|
absHeaders.insert(privateHeaderName);
|
|
break;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
|
|
void cmQtAutomoc::ParseHeaders(const std::set<std::string>& absHeaders,
|
|
const std::map<std::string, std::string>& includedMocs,
|
|
std::map<std::string, std::string>& notIncludedMocs)
|
|
{
|
|
for(std::set<std::string>::const_iterator hIt=absHeaders.begin();
|
|
hIt!=absHeaders.end();
|
|
++hIt)
|
|
{
|
|
const std::string& headerName = *hIt;
|
|
|
|
if (includedMocs.find(headerName) == includedMocs.end())
|
|
{
|
|
if (this->Verbose)
|
|
{
|
|
std::cout << "AUTOMOC: Checking " << headerName << std::endl;
|
|
}
|
|
|
|
const std::string basename = cmsys::SystemTools::
|
|
GetFilenameWithoutLastExtension(headerName);
|
|
|
|
const std::string currentMoc = "moc_" + basename + ".cpp";
|
|
const std::string contents = this->ReadAll(headerName);
|
|
if (containsQ_OBJECT(contents))
|
|
{
|
|
//std::cout << "header contains Q_OBJECT macro";
|
|
notIncludedMocs[headerName] = currentMoc;
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
|
|
bool cmQtAutomoc::GenerateMoc(const std::string& sourceFile,
|
|
const std::string& mocFileName)
|
|
{
|
|
const std::string mocFilePath = this->Builddir + mocFileName;
|
|
int sourceNewerThanMoc = 0;
|
|
bool success = cmsys::SystemTools::FileTimeCompare(sourceFile.c_str(),
|
|
mocFilePath.c_str(),
|
|
&sourceNewerThanMoc);
|
|
if (this->GenerateAll || !success || sourceNewerThanMoc >= 0)
|
|
{
|
|
// make sure the directory for the resulting moc file exists
|
|
std::string mocDir = mocFilePath.substr(0, mocFilePath.rfind('/'));
|
|
if (!cmsys::SystemTools::FileExists(mocDir.c_str(), false))
|
|
{
|
|
cmsys::SystemTools::MakeDirectory(mocDir.c_str());
|
|
}
|
|
|
|
std::string msg = "Generating ";
|
|
msg += mocFileName;
|
|
cmSystemTools::MakefileColorEcho(cmsysTerminal_Color_ForegroundBlue
|
|
|cmsysTerminal_Color_ForegroundBold,
|
|
msg.c_str(), true, this->ColorOutput);
|
|
|
|
std::vector<cmStdString> command;
|
|
command.push_back(this->MocExecutable);
|
|
for (std::list<std::string>::const_iterator it = this->MocIncludes.begin();
|
|
it != this->MocIncludes.end();
|
|
++it)
|
|
{
|
|
command.push_back(*it);
|
|
}
|
|
for(std::list<std::string>::const_iterator it=this->MocDefinitions.begin();
|
|
it != this->MocDefinitions.end();
|
|
++it)
|
|
{
|
|
command.push_back(*it);
|
|
}
|
|
for(std::vector<std::string>::const_iterator it=this->MocOptions.begin();
|
|
it != this->MocOptions.end();
|
|
++it)
|
|
{
|
|
command.push_back(*it);
|
|
}
|
|
#ifdef _WIN32
|
|
command.push_back("-DWIN32");
|
|
#endif
|
|
command.push_back("-o");
|
|
command.push_back(mocFilePath);
|
|
command.push_back(sourceFile);
|
|
|
|
if (this->Verbose)
|
|
{
|
|
for(std::vector<cmStdString>::const_iterator cmdIt = command.begin();
|
|
cmdIt != command.end();
|
|
++cmdIt)
|
|
{
|
|
std::cout << *cmdIt << " ";
|
|
}
|
|
std::cout << std::endl;
|
|
}
|
|
|
|
std::string output;
|
|
int retVal = 0;
|
|
bool result = cmSystemTools::RunSingleCommand(command, &output, &retVal);
|
|
if (!result || retVal)
|
|
{
|
|
std::cerr << "AUTOMOC: error: process for " << mocFilePath <<" failed:\n"
|
|
<< output << std::endl;
|
|
this->RunMocFailed = true;
|
|
cmSystemTools::RemoveFile(mocFilePath.c_str());
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
std::string cmQtAutomoc::Join(const std::vector<std::string>& lst,
|
|
char separator)
|
|
{
|
|
if (lst.empty())
|
|
{
|
|
return "";
|
|
}
|
|
|
|
std::string result;
|
|
for (std::vector<std::string>::const_iterator it = lst.begin();
|
|
it != lst.end();
|
|
++it)
|
|
{
|
|
result += "." + (*it) + separator;
|
|
}
|
|
result.erase(result.end() - 1);
|
|
return result;
|
|
}
|
|
|
|
|
|
bool cmQtAutomoc::StartsWith(const std::string& str, const std::string& with)
|
|
{
|
|
return (str.substr(0, with.length()) == with);
|
|
}
|
|
|
|
|
|
bool cmQtAutomoc::EndsWith(const std::string& str, const std::string& with)
|
|
{
|
|
if (with.length() > (str.length()))
|
|
{
|
|
return false;
|
|
}
|
|
return (str.substr(str.length() - with.length(), with.length()) == with);
|
|
}
|
|
|
|
|
|
std::string cmQtAutomoc::ReadAll(const std::string& filename)
|
|
{
|
|
std::ifstream file(filename.c_str());
|
|
cmsys_ios::stringstream stream;
|
|
stream << file.rdbuf();
|
|
file.close();
|
|
return stream.str();
|
|
}
|