cmake: Clarify name of role of internal instances

These instances do not run arbitrary cmake language code.

Source/CTest/cmCTestTestHandler.cxx

@@ -2200,7 +2200,7 @@ bool cmCTestTestHandler::SetTestsProperties(
 
             // Ensure we have complete triples otherwise the data is corrupt.
             if (triples.size() % 3 == 0) {
-              cmState state(cmState::Role::Unknown);
+              cmState state(cmState::Role::Internal);
               rt.Backtrace = cmListFileBacktrace();
 
               // the first entry represents the top of the trace so we need to

Source/cmGlobalNinjaGenerator.cxx

@@ -3049,7 +3049,7 @@ int cmcmd_cmake_ninja_dyndep(std::vector<std::string>::const_iterator argBeg,
 
   auto export_info = cmDyndepCollation::ParseExportInfo(tdi);
 
-  cmake cm(cmake::CommandSet::None, cmState::Role::Unknown);
+  cmake cm(cmake::CommandSet::None, cmState::Role::Internal);
   cm.SetHomeDirectory(dir_top_src);
   cm.SetHomeOutputDirectory(dir_top_bld);
   auto ggd = cm.CreateGlobalGenerator("Ninja");

Source/cmState.cxx

@@ -837,8 +837,8 @@ std::string cmState::RoleToString(cmState::Role mode)
       return "CPACK";
     case Role::Help:
       return "HELP";
-    case Role::Unknown:
-      return "UNKNOWN";
+    case Role::Internal:
+      return "INTERNAL";
   }
   return "UNKNOWN";
 }

Source/cmState.h

@@ -46,13 +46,13 @@ class cmState
 public:
   enum class Role
   {
-    Unknown,
+    Internal,
     Project,
     Script,
     FindPackage,
     CTest,
     CPack,
-    Help
+    Help,
   };
 
   enum class TryCompile
@@ -304,7 +304,7 @@ private:
   bool Ninja = false;
   bool NinjaMulti = false;
   bool FastbuildMake = false;
-  Role StateRole = Role::Unknown;
+  Role StateRole = Role::Internal;
   TryCompile IsTryCompile = TryCompile::No;
   cm::optional<cmDependencyProvider> DependencyProvider;
   bool ProcessingTopLevelIncludes = false;

Source/cmakemain.cxx

@@ -366,7 +366,7 @@ int do_cmake(int ac, char const* const* av)
   cmake::CommandSet const commandSet = workingMode == cmake::SCRIPT_MODE
     ? cmake::CommandSet::Script
     : cmake::CommandSet::Project;
-  cmState::Role role = cmState::Role::Unknown;
+  cmState::Role role = cmState::Role::Internal;
   switch (workingMode) {
     case cmake::NORMAL_MODE:
     case cmake::HELP_MODE:
@@ -1109,7 +1109,7 @@ int do_open(int ac, char const* const* av)
     return 1;
   }
 
-  cmake cm(cmake::CommandSet::None, cmState::Role::Unknown);
+  cmake cm(cmake::CommandSet::None, cmState::Role::Internal);
   cmSystemTools::SetMessageCallback(
     [&cm](std::string const& msg, cmMessageMetadata const& md) {
       cmakemainMessageCallback(msg, md, &cm);

Source/cmcmd.cxx

@@ -1150,7 +1150,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string> const& args,
         std::cerr << "-E capabilities accepts no additional arguments\n";
         return 1;
       }
-      cmake cm(cmake::CommandSet::None, cmState::Role::Unknown);
+      cmake cm(cmake::CommandSet::None, cmState::Role::Internal);
       std::cout << cm.ReportCapabilities();
       return 0;
     }

Tests/CMakeLib/testDebuggerVariablesHelper.cxx

@@ -501,7 +501,7 @@ static bool testCreateFromFileSet()
   auto variablesManager =
     std::make_shared<cmDebugger::cmDebuggerVariablesManager>();
 
-  cmake cm(cmake::CommandSet::Script, cmState::Role::Unknown);
+  cmake cm(cmake::CommandSet::None, cmState::Role::Internal);
   cmFileSet fileSet(cm, "Foo", "HEADERS", cmFileSetVisibility::Public);
   BT<std::string> directory;
   directory.Value = "c:/";
@@ -545,7 +545,7 @@ static bool testCreateFromFileSets()
   auto variablesManager =
     std::make_shared<cmDebugger::cmDebuggerVariablesManager>();
 
-  cmake cm(cmake::CommandSet::Script, cmState::Role::Unknown);
+  cmake cm(cmake::CommandSet::None, cmState::Role::Internal);
   cmFileSet fileSet(cm, "Foo", "HEADERS", cmFileSetVisibility::Public);
   BT<std::string> directory;
   directory.Value = "c:/";