CMake: Register a feature for CMake-capable kits

This in theory enables to fix QTCREATORBUG-16204, but for that the wizard needs logic to adapt
the required features for the listed kits. That is still missing.

Task-number: QTCREATORBUG-16204
Change-Id: Ia01c11bb8c8567a9fc65b06912d6836b70a0195c
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

3 files changed, 33 insertions, 20 deletions

diff --git a/src/plugins/cmakeprojectmanager/cmakekitinformation.cpp b/src/plugins/cmakeprojectmanager/cmakekitinformation.cpp
index 25f3e2d411f..9e5962d3aef 100644
--- a/src/plugins/cmakeprojectmanager/cmakekitinformation.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakekitinformation.cpp
@@ -25,6 +25,7 @@
 
 #include "cmakekitinformation.h"
 #include "cmakekitconfigwidget.h"
+#include "cmakeprojectconstants.h"
 #include "cmaketoolmanager.h"
 #include "cmaketool.h"
 
@@ -113,7 +114,7 @@ QList<Task> CMakeKitInformation::validate(const Kit *k) const
         if (version.major < 3) {
             result << Task(Task::Warning, tr("CMake version %1 is unsupported. Please update to "
                                              "version 3.0 or later.").arg(QString::fromUtf8(version.fullVersion)),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         }
     }
     return result;
@@ -149,7 +150,14 @@ void CMakeKitInformation::addToMacroExpander(Kit *k, Utils::MacroExpander *expan
                                     [this, k]() -> QString {
                                         CMakeTool *tool = CMakeKitInformation::cmakeTool(k);
                                         return tool ? tool->cmakeExecutable().toString() : QString();
-                                    });
+    });
+}
+
+QSet<Core::Id> CMakeKitInformation::availableFeatures(const Kit *k) const
+{
+    if (cmakeTool(k))
+        return { CMakeProjectManager::Constants::CMAKE_FEATURE_ID };
+    return {};
 }
 
 // --------------------------------------------------------------------
@@ -316,7 +324,7 @@ QVariant CMakeGeneratorKitInformation::defaultValue(const Kit *k) const
 
     if (Utils::HostOsInfo::isWindowsHost()) {
         // *sigh* Windows with its zoo of incompatible stuff again...
-        ToolChain *tc = ToolChainKitInformation::toolChain(k, Constants::CXX_LANGUAGE_ID);
+        ToolChain *tc = ToolChainKitInformation::toolChain(k, ProjectExplorer::Constants::CXX_LANGUAGE_ID);
         if (tc && tc->typeId() == ProjectExplorer::Constants::MINGW_TOOLCHAIN_TYPEID) {
             it = std::find_if(known.constBegin(), known.constEnd(),
                               [extraGenerator](const CMakeTool::Generator &g) {
@@ -353,7 +361,7 @@ QList<Task> CMakeGeneratorKitInformation::validate(const Kit *k) const
     if (tool) {
         if (!tool->isValid()) {
             result << Task(Task::Warning, tr("CMake Tool is unconfigured, CMake generator will be ignored."),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         } else {
             QList<CMakeTool::Generator> known = tool->supportedGenerators();
             auto it = std::find_if(known.constBegin(), known.constEnd(), [info](const CMakeTool::Generator &g) {
@@ -361,22 +369,22 @@ QList<Task> CMakeGeneratorKitInformation::validate(const Kit *k) const
             });
             if (it == known.constEnd()) {
                 result << Task(Task::Warning, tr("CMake Tool does not support the configured generator."),
-                               Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                               Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
             } else {
                 if (!it->supportsPlatform && !info.platform.isEmpty()) {
                     result << Task(Task::Warning, tr("Platform is not supported by the selected CMake generator."),
-                                   Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                                   Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
                 }
                 if (!it->supportsToolset && !info.toolset.isEmpty()) {
                     result << Task(Task::Warning, tr("Toolset is not supported by the selected CMake generator."),
-                                   Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                                   Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
                 }
             }
             if (!tool->hasServerMode() && info.extraGenerator != "CodeBlocks") {
                 result << Task(Task::Warning, tr("The selected CMake binary has no server-mode and the CMake "
                                                  "generator does not generate a CodeBlocks file. "
                                                  "Qt Creator will not be able to parse CMake projects."),
-                               Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                               Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
             }
         }
     }
@@ -536,8 +544,8 @@ QVariant CMakeConfigurationKitInformation::defaultValue(const Kit *k) const
 QList<Task> CMakeConfigurationKitInformation::validate(const Kit *k) const
 {
     const QtSupport::BaseQtVersion *const version = QtSupport::QtKitInformation::qtVersion(k);
-    const ToolChain *const tcC = ToolChainKitInformation::toolChain(k, Constants::C_LANGUAGE_ID);
-    const ToolChain *const tcCxx = ToolChainKitInformation::toolChain(k, Constants::CXX_LANGUAGE_ID);
+    const ToolChain *const tcC = ToolChainKitInformation::toolChain(k, ProjectExplorer::Constants::C_LANGUAGE_ID);
+    const ToolChain *const tcCxx = ToolChainKitInformation::toolChain(k, ProjectExplorer::Constants::CXX_LANGUAGE_ID);
     const CMakeConfig config = configuration(k);
 
     const bool isQt4 = version && version->qtVersion() < QtSupport::QtVersionNumber(5, 0, 0);
@@ -565,25 +573,25 @@ QList<Task> CMakeConfigurationKitInformation::validate(const Kit *k) const
         if (version && version->isValid() && isQt4) {
             result << Task(Task::Warning, tr("CMake configuration has no path to qmake binary set, "
                                              "even though the kit has a valid Qt version."),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         }
     } else {
         if (!version || !version->isValid()) {
             result << Task(Task::Warning, tr("CMake configuration has a path to a qmake binary set, "
                                              "even though the kit has no valid Qt version."),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         } else if (qmakePath != version->qmakeCommand() && isQt4) {
             result << Task(Task::Warning, tr("CMake configuration has a path to a qmake binary set "
                                              "that does not match the qmake binary path "
                                              "configured in the Qt version."),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         }
     }
     if (version && !qtInstallDirs.contains(version->qmakeProperty("QT_INSTALL_PREFIX")) && !isQt4) {
         if (version->isValid()) {
             result << Task(Task::Warning, tr("CMake configuration has no CMAKE_PREFIX_PATH set "
                                              "that points to the kit Qt version."),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         }
     }
 
@@ -592,18 +600,18 @@ QList<Task> CMakeConfigurationKitInformation::validate(const Kit *k) const
         if (tcC && tcC->isValid()) {
             result << Task(Task::Warning, tr("CMake configuration has no path to a C compiler set, "
                                              "even though the kit has a valid tool chain."),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         }
     } else {
         if (!tcC || !tcC->isValid()) {
             result << Task(Task::Warning, tr("CMake configuration has a path to a C compiler set, "
                                              "even though the kit has no valid tool chain."),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         } else if (tcCPath != tcC->compilerCommand()) {
             result << Task(Task::Warning, tr("CMake configuration has a path to a C compiler set "
                                              "that does not match the compiler path "
                                              "configured in the tool chain of the kit."),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         }
     }
 
@@ -611,18 +619,18 @@ QList<Task> CMakeConfigurationKitInformation::validate(const Kit *k) const
         if (tcCxx && tcCxx->isValid()) {
             result << Task(Task::Warning, tr("CMake configuration has no path to a C++ compiler set, "
                                              "even though the kit has a valid tool chain."),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         }
     } else {
         if (!tcCxx || !tcCxx->isValid()) {
             result << Task(Task::Warning, tr("CMake configuration has a path to a C++ compiler set, "
                                              "even though the kit has no valid tool chain."),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         } else if (tcCxxPath != tcCxx->compilerCommand()) {
             result << Task(Task::Warning, tr("CMake configuration has a path to a C++ compiler set "
                                              "that does not match the compiler path "
                                              "configured in the tool chain of the kit."),
-                           Utils::FileName(), -1, Core::Id(Constants::TASK_CATEGORY_BUILDSYSTEM));
+                           Utils::FileName(), -1, Core::Id(ProjectExplorer::Constants::TASK_CATEGORY_BUILDSYSTEM));
         }
     }
 
diff --git a/src/plugins/cmakeprojectmanager/cmakekitinformation.h b/src/plugins/cmakeprojectmanager/cmakekitinformation.h
index 50152dcdae7..87f9de0b67e 100644
--- a/src/plugins/cmakeprojectmanager/cmakekitinformation.h
+++ b/src/plugins/cmakeprojectmanager/cmakekitinformation.h
@@ -55,6 +55,8 @@ public:
     ProjectExplorer::KitConfigWidget *createConfigWidget(ProjectExplorer::Kit *k) const final;
 
     void addToMacroExpander(ProjectExplorer::Kit *k, Utils::MacroExpander *expander) const final;
+
+    QSet<Core::Id> availableFeatures(const ProjectExplorer::Kit *k) const final;
 };
 
 class CMAKE_EXPORT CMakeGeneratorKitInformation : public ProjectExplorer::KitInformation
diff --git a/src/plugins/cmakeprojectmanager/cmakeprojectconstants.h b/src/plugins/cmakeprojectmanager/cmakeprojectconstants.h
index c84e3f08dd8..2727612002f 100644
--- a/src/plugins/cmakeprojectmanager/cmakeprojectconstants.h
+++ b/src/plugins/cmakeprojectmanager/cmakeprojectconstants.h
@@ -64,5 +64,8 @@ const char BUILD_TARGET_CONTEXTMENU[] = "CMake.BuildTargetContextMenu";
 // Build Step
 const char CMAKE_BUILD_STEP_ID[] = "CMakeProjectManager.MakeStep";
 
+// Features
+const char CMAKE_FEATURE_ID[] = "CMakeProjectManager.Wizard.FeatureCMake";
+
 } // namespace Constants
 } // namespace CMakeProjectManager