CMake: Add logging category for generic cmake stuff

Use the category in CMakeProject.

Change-Id: Idb19a92080884f1feff082d8e9db3ca5336b9249
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
Reviewed-by: Cristian Adam <cristian.adam@qt.io>

src/plugins/cmakeprojectmanager/cmakeproject.cpp

@@ -66,6 +66,8 @@ using namespace Utils;
 
 namespace CMakeProjectManager {
 
+Q_LOGGING_CATEGORY(cmakeProjectLog, "qtc.cmake.project", QtWarningMsg);
+
 using namespace Internal;
 
 static CMakeBuildConfiguration *activeBc(const CMakeProject *p)
@@ -267,6 +269,7 @@ CMakeProject::~CMakeProject()
 
 void CMakeProject::updateProjectData(CMakeBuildConfiguration *bc)
 {
+    qCDebug(cmakeProjectLog) << "Updating CMake project data";
     const CMakeBuildConfiguration *aBc = activeBc(this);
     QString errorMessage;
 
@@ -277,9 +280,11 @@ void CMakeProject::updateProjectData(CMakeBuildConfiguration *bc)
     const QList<CMakeBuildTarget> buildTargets = m_buildDirManager.takeBuildTargets(errorMessage);
     checkAndReportError(errorMessage);
     bc->setBuildTargets(buildTargets);
+    qCDebug(cmakeProjectLog) << "Build target data set.";
     const CMakeConfig cmakeConfig = m_buildDirManager.takeCMakeConfiguration(errorMessage);
     checkAndReportError(errorMessage);
     bc->setConfigurationFromCMake(cmakeConfig);
+    qCDebug(cmakeProjectLog) << "CMake configuration data set.";
 
     CMakeConfig patchedConfig = cmakeConfig;
     {
@@ -313,7 +318,7 @@ void CMakeProject::updateProjectData(CMakeBuildConfiguration *bc)
         appsPaths.values = apps;
         patchedConfig.append(appsPaths);
     }
-
+    qCDebug(cmakeProjectLog) << "Application data regenerated.";
 
     auto newRoot = generateProjectTree(m_allFiles);
     if (newRoot) {
@@ -329,6 +334,7 @@ void CMakeProject::updateProjectData(CMakeBuildConfiguration *bc)
             }
         }
     }
+    qCDebug(cmakeProjectLog) << "Project tree updated.";
 
     Target *t = bc->target();
     t->setApplicationTargets(bc->appTargets());
@@ -339,12 +345,14 @@ void CMakeProject::updateProjectData(CMakeBuildConfiguration *bc)
     qDeleteAll(m_extraCompilers);
     m_extraCompilers = findExtraCompilers();
     CppTools::GeneratedCodeModelSupport::update(m_extraCompilers);
+    qCDebug(cmakeProjectLog) << "Extra compilers updated.";
 
     QtSupport::CppKitInfo kitInfo(this);
     QTC_ASSERT(kitInfo.isValid(), return);
 
     CppTools::RawProjectParts rpps = m_buildDirManager.createRawProjectParts(errorMessage);
     checkAndReportError(errorMessage);
+    qCDebug(cmakeProjectLog) << "Raw project parts created.";
 
     for (CppTools::RawProjectPart &rpp : rpps) {
         rpp.setQtVersion(kitInfo.projectPartQtVersion); // TODO: Check if project actually uses Qt.
@@ -355,14 +363,18 @@ void CMakeProject::updateProjectData(CMakeBuildConfiguration *bc)
     }
 
     m_cppCodeModelUpdater->update({this, kitInfo, rpps});
+    qCDebug(cmakeProjectLog) << "C++ codemodel updated.";
 
     updateQmlJSCodeModel();
+    qCDebug(cmakeProjectLog) << "QML codemodel updated.";
 
     m_buildDirManager.resetData();
+    qCDebug(cmakeProjectLog) << "CMake specific data was reset.";
 
     emit fileListChanged();
 
     bc->emitBuildTypeChanged();
+    qCDebug(cmakeProjectLog) << "All CMake project data up to date.";
 }
 
 void CMakeProject::updateQmlJSCodeModel()
@@ -673,12 +685,17 @@ void CMakeProject::checkAndReportError(QString &errorMessage) const
 
 QList<ProjectExplorer::ExtraCompiler *> CMakeProject::findExtraCompilers() const
 {
-    QList<ProjectExplorer::ExtraCompiler *> extraCompilers;
+    qCDebug(cmakeProjectLog) << "Finding Extra Compilers: start.";
-    const QList<ExtraCompilerFactory *> factories =
-            ExtraCompilerFactory::extraCompilerFactories();
 
-    const QSet<QString> fileExtensions
+    QList<ProjectExplorer::ExtraCompiler *> extraCompilers;
-            = Utils::transform<QSet>(factories, &ExtraCompilerFactory::sourceTag);
+    const QList<ExtraCompilerFactory *> factories = ExtraCompilerFactory::extraCompilerFactories();
+
+    qCDebug(cmakeProjectLog) << "Finding Extra Compilers: Got factories.";
+
+    const QSet<QString> fileExtensions = Utils::transform<QSet>(factories,
+                                                                &ExtraCompilerFactory::sourceTag);
+
+    qCDebug(cmakeProjectLog) << "Finding Extra Compilers: Got file extensions:" << fileExtensions;
 
     // Find all files generated by any of the extra compilers, in a rather crude way.
     const FilePathList fileList = files([&fileExtensions](const Node *n) {
@@ -689,14 +706,20 @@ QList<ProjectExplorer::ExtraCompiler *> CMakeProject::findExtraCompilers() const
         return pos >= 0 && fileExtensions.contains(fp.mid(pos + 1));
     });
 
+    qCDebug(cmakeProjectLog) << "Finding Extra Compilers: Got list of files to check.";
+
     // Generate the necessary information:
     for (const FilePath &file : fileList) {
-        ExtraCompilerFactory *factory = Utils::findOrDefault(factories, [&file](const ExtraCompilerFactory *f) {
+        qCDebug(cmakeProjectLog) << "Finding Extra Compilers: Processing" << file.toUserOutput();
-            return file.endsWith('.' + f->sourceTag());
+        ExtraCompilerFactory *factory = Utils::findOrDefault(factories,
-        });
+                                                             [&file](const ExtraCompilerFactory *f) {
+                                                                 return file.endsWith(
+                                                                     '.' + f->sourceTag());
+                                                             });
         QTC_ASSERT(factory, continue);
 
         QStringList generated = filesGeneratedFrom(file.toString());
+        qCDebug(cmakeProjectLog) << "Finding Extra Compilers:     generated files:" << generated;
         if (generated.isEmpty())
             continue;
 
@@ -704,8 +727,11 @@ QList<ProjectExplorer::ExtraCompiler *> CMakeProject::findExtraCompilers() const
                 = transform(generated,
                             [](const QString &s) { return FilePath::fromString(s); });
         extraCompilers.append(factory->create(this, file, fileNames));
+        qCDebug(cmakeProjectLog) << "Finding Extra Compilers:     done with" << file.toUserOutput();
     }
 
+    qCDebug(cmakeProjectLog) << "Finding Extra Compilers: done.";
+
     return extraCompilers;
 }