Debugger: Expose DebuggerKitInformation::ConfigurationErrors

... to allow more fine-grained decision making for kit choosers.

Change-Id: I9a4e97f7b4f4b074e1c764f6b134c15e2896dc79
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/debugger/debuggerdialogs.cpp

@@ -107,7 +107,7 @@ DebuggerKitChooser::DebuggerKitChooser(Mode mode, QWidget *parent)
 {
     setKitMatcher([this](const Kit *k) {
         // Match valid debuggers and restrict local debugging to compatible toolchains.
-        if (!DebuggerKitInformation::isValidDebugger(k))
+        if (DebuggerKitInformation::configurationErrors(k))
             return false;
         if (m_mode == LocalDebugging)
             return ToolChainKitInformation::targetAbi(k).os() == m_hostAbi.os();
@@ -223,7 +223,7 @@ StartApplicationDialog::StartApplicationDialog(QWidget *parent)
 
     d->kitChooser = new KitChooser(this);
     d->kitChooser->setKitMatcher([this](const Kit *k) {
-        return DebuggerKitInformation::isValidDebugger(k);
+        return !DebuggerKitInformation::configurationErrors(k);
     });
     d->kitChooser->populate();
 

src/plugins/debugger/debuggerkitinformation.cpp

@@ -191,15 +191,7 @@ void DebuggerKitInformation::fix(Kit *k)
 // Check the configuration errors and return a flag mask. Provide a quick check and
 // a verbose one with a list of errors.
 
-enum DebuggerConfigurationErrors {
-    NoDebugger = 0x1,
-    DebuggerNotFound = 0x2,
-    DebuggerNotExecutable = 0x4,
-    DebuggerNeedsAbsolutePath = 0x8,
-    DebuggerDoesNotMatch = 0x10
-};
-
-static unsigned debuggerConfigurationErrors(const Kit *k)
+DebuggerKitInformation::ConfigurationErrors DebuggerKitInformation::configurationErrors(const Kit *k)
 {
     QTC_ASSERT(k, return NoDebugger);
 
@@ -210,7 +202,7 @@ static unsigned debuggerConfigurationErrors(const Kit *k)
     if (item->command().isEmpty())
         return NoDebugger;
 
-    unsigned result = 0;
+    ConfigurationErrors result = NoConfigurationError;
     const QFileInfo fi = item->command().toFileInfo();
     if (!fi.exists() || fi.isDir())
         result |= DebuggerNotFound;
@@ -257,17 +249,12 @@ StandardRunnable DebuggerKitInformation::runnable(const Kit *kit)
     return runnable;
 }
 
-bool DebuggerKitInformation::isValidDebugger(const Kit *k)
-{
-    return debuggerConfigurationErrors(k) == 0;
-}
-
 QList<Task> DebuggerKitInformation::validateDebugger(const Kit *k)
 {
     QList<Task> result;
 
-    const unsigned errors = debuggerConfigurationErrors(k);
-    if (!errors)
+    const ConfigurationErrors errors = configurationErrors(k);
+    if (errors == NoConfigurationError)
         return result;
 
     QString path;

src/plugins/debugger/debuggerkitinformation.h

@@ -52,8 +52,19 @@ public:
     static const DebuggerItem *debugger(const ProjectExplorer::Kit *kit);
     static ProjectExplorer::StandardRunnable runnable(const ProjectExplorer::Kit *kit);
 
+    enum ConfigurationError
+    {
+        NoConfigurationError      = 0x0,
+        NoDebugger                = 0x1,
+        DebuggerNotFound          = 0x2,
+        DebuggerNotExecutable     = 0x4,
+        DebuggerNeedsAbsolutePath = 0x8,
+        DebuggerDoesNotMatch      = 0x10
+    };
+    Q_DECLARE_FLAGS(ConfigurationErrors, ConfigurationError)
+
     static QList<ProjectExplorer::Task> validateDebugger(const ProjectExplorer::Kit *k);
-    static bool isValidDebugger(const ProjectExplorer::Kit *k);
+    static ConfigurationErrors configurationErrors(const ProjectExplorer::Kit *k);
 
     ProjectExplorer::KitConfigWidget *createConfigWidget(ProjectExplorer::Kit *k) const override;
     void addToMacroExpander(ProjectExplorer::Kit *kit, Utils::MacroExpander *expander) const override;

src/plugins/debugger/debuggerplugin.cpp

@@ -583,7 +583,7 @@ static std::function<bool(const Kit *)> cdbMatcher(char wordWidth = 0)
 {
     return [wordWidth](const Kit *k) -> bool {
         if (DebuggerKitInformation::engineType(k) != CdbEngineType
-            || !DebuggerKitInformation::isValidDebugger(k)) {
+            || DebuggerKitInformation::configurationErrors(k)) {
             return false;
         }
         if (wordWidth)
@@ -1125,13 +1125,13 @@ static Kit *guessKitFromParameters(const DebuggerRunParameters &rp)
         // Try exact abis.
         kit = KitManager::find(KitMatcher([abis](const Kit *k) -> bool {
             const Abi tcAbi = ToolChainKitInformation::targetAbi(k);
-            return abis.contains(tcAbi) && DebuggerKitInformation::isValidDebugger(k);
+            return abis.contains(tcAbi) && !DebuggerKitInformation::configurationErrors(k);
         }));
         if (!kit) {
             // Or something compatible.
             kit = KitManager::find(KitMatcher([abis](const Kit *k) -> bool {
                 const Abi tcAbi = ToolChainKitInformation::targetAbi(k);
-                return DebuggerKitInformation::isValidDebugger(k)
+                return !DebuggerKitInformation::configurationErrors(k)
                         && Utils::contains(abis, [tcAbi](const Abi &a) { return a.isCompatibleWith(tcAbi); });
             }));
         }