cmState: Move cmCommand-related methods from cmake class.

4 files changed, 128 insertions, 82 deletions

diff --git a/Source/cmState.cxx b/Source/cmState.cxx
index be6a766..17b6cf2 100644
--- a/Source/cmState.cxx
+++ b/Source/cmState.cxx
@@ -13,6 +13,10 @@
 
 #include "cmake.h"
 #include "cmCacheManager.h"
+#include "cmCommand.h"
+#include "cmAlgorithms.h"
+
+#include <assert.h>
 
 cmState::cmState(cmake* cm)
   : CMakeInstance(cm),
@@ -20,6 +24,11 @@ cmState::cmState(cmake* cm)
 {
 }
 
+cmState::~cmState()
+{
+  cmDeleteAll(this->Commands);
+}
+
 const char* cmCacheEntryTypes[] =
 { "BOOL",
   "PATH",
@@ -274,3 +283,104 @@ void cmState::SetIsInTryCompile(bool b)
 {
   this->IsInTryCompile = b;
 }
+
+void cmState::RenameCommand(std::string const& oldName,
+                            std::string const& newName)
+{
+  // if the command already exists, free the old one
+  std::string sOldName = cmSystemTools::LowerCase(oldName);
+  std::string sNewName = cmSystemTools::LowerCase(newName);
+  std::map<std::string, cmCommand*>::iterator pos =
+      this->Commands.find(sOldName);
+  if ( pos == this->Commands.end() )
+    {
+    return;
+    }
+  cmCommand* cmd = pos->second;
+
+  pos = this->Commands.find(sNewName);
+  if (pos != this->Commands.end())
+    {
+    delete pos->second;
+    this->Commands.erase(pos);
+    }
+  this->Commands.insert(std::make_pair(sNewName, cmd));
+  pos = this->Commands.find(sOldName);
+  this->Commands.erase(pos);
+}
+
+void cmState::AddCommand(cmCommand* command)
+{
+  std::string name = cmSystemTools::LowerCase(command->GetName());
+  // if the command already exists, free the old one
+  std::map<std::string, cmCommand*>::iterator pos = this->Commands.find(name);
+  if (pos != this->Commands.end())
+    {
+    delete pos->second;
+    this->Commands.erase(pos);
+    }
+  this->Commands.insert(std::make_pair(name, command));
+}
+
+void cmState::RemoveUnscriptableCommands()
+{
+  std::vector<std::string> unscriptableCommands;
+  for (std::map<std::string, cmCommand*>::iterator
+       pos = this->Commands.begin();
+       pos != this->Commands.end(); )
+    {
+    if (!pos->second->IsScriptable())
+      {
+      delete pos->second;
+      this->Commands.erase(pos++);
+      }
+    else
+      {
+      ++pos;
+      }
+    }
+}
+
+cmCommand* cmState::GetCommand(std::string const& name) const
+{
+  cmCommand* command = 0;
+  std::string sName = cmSystemTools::LowerCase(name);
+  std::map<std::string, cmCommand*>::const_iterator pos =
+      this->Commands.find(sName);
+  if (pos != this->Commands.end())
+    {
+    command = (*pos).second;
+    }
+  return command;
+}
+
+std::vector<std::string> cmState::GetCommandNames() const
+{
+  std::vector<std::string> commandNames;
+  commandNames.reserve(this->Commands.size());
+  std::map<std::string, cmCommand*>::const_iterator cmds
+      = this->Commands.begin();
+  for ( ; cmds != this->Commands.end(); ++ cmds )
+    {
+    commandNames.push_back(cmds->first);
+    }
+  return commandNames;
+}
+
+void cmState::RemoveUserDefinedCommands()
+{
+  for(std::map<std::string, cmCommand*>::iterator j = this->Commands.begin();
+      j != this->Commands.end(); )
+    {
+    if (j->second->IsA("cmMacroHelperCommand") ||
+        j->second->IsA("cmFunctionHelperCommand"))
+      {
+      delete j->second;
+      this->Commands.erase(j++);
+      }
+    else
+      {
+      ++j;
+      }
+    }
+}
diff --git a/Source/cmState.h b/Source/cmState.h
index 6df6182..a7a17ee 100644
--- a/Source/cmState.h
+++ b/Source/cmState.h
@@ -16,11 +16,13 @@
 #include "cmPropertyDefinitionMap.h"
 
 class cmake;
+class cmCommand;
 
 class cmState
 {
 public:
   cmState(cmake* cm);
+  ~cmState();
 
   enum CacheEntryType{ BOOL=0, PATH, FILEPATH, STRING, INTERNAL,STATIC,
                        UNINITIALIZED };
@@ -79,9 +81,17 @@ public:
   bool GetIsInTryCompile() const;
   void SetIsInTryCompile(bool b);
 
+  cmCommand* GetCommand(std::string const& name) const;
+  void AddCommand(cmCommand* command);
+  void RemoveUnscriptableCommands();
+  void RenameCommand(std::string const& oldName, std::string const& newName);
+  void RemoveUserDefinedCommands();
+  std::vector<std::string> GetCommandNames() const;
+
 private:
   std::map<cmProperty::ScopeType, cmPropertyDefinitionMap> PropertyDefinitions;
   std::vector<std::string> EnabledLanguages;
+  std::map<std::string, cmCommand*> Commands;
   cmake* CMakeInstance;
   bool IsInTryCompile;
 };
diff --git a/Source/cmake.cxx b/Source/cmake.cxx
index 6518207..89d5fea 100644
--- a/Source/cmake.cxx
+++ b/Source/cmake.cxx
@@ -179,7 +179,6 @@ cmake::~cmake()
     delete this->GlobalGenerator;
     this->GlobalGenerator = 0;
     }
-  cmDeleteAll(this->Commands);
   cmDeleteAll(this->Generators);
 #ifdef CMAKE_BUILD_WITH_CMAKE
   delete this->VariableWatch;
@@ -197,94 +196,33 @@ void cmake::InitializeProperties()
 void cmake::CleanupCommandsAndMacros()
 {
   this->InitializeProperties();
-  for(RegisteredCommandsMap::iterator j = this->Commands.begin();
-      j != this->Commands.end(); )
-    {
-    if (j->second->IsA("cmMacroHelperCommand") ||
-        j->second->IsA("cmFunctionHelperCommand"))
-      {
-      delete j->second;
-      this->Commands.erase(j++);
-      }
-    else
-      {
-      ++j;
-      }
-    }
+  this->State->RemoveUserDefinedCommands();
 }
 
 bool cmake::CommandExists(const std::string& name) const
 {
-  return this->GetCommand(name) ? true : false;
+  return this->State->GetCommand(name) ? true : false;
 }
 
 cmCommand *cmake::GetCommand(const std::string& name) const
 {
-  cmCommand* command = 0;
-  std::string sName = cmSystemTools::LowerCase(name);
-  RegisteredCommandsMap::const_iterator pos = this->Commands.find(sName);
-  if (pos != this->Commands.end())
-    {
-    command = (*pos).second;
-    }
-  return command;
+  return this->State->GetCommand(name);
 }
 
 void cmake::RenameCommand(const std::string& oldName,
                           const std::string& newName)
 {
-  // if the command already exists, free the old one
-  std::string sOldName = cmSystemTools::LowerCase(oldName);
-  RegisteredCommandsMap::iterator pos = this->Commands.find(sOldName);
-  if ( pos == this->Commands.end() )
-    {
-    return;
-    }
-  std::string sNewName = cmSystemTools::LowerCase(newName);
-  cmCommand* cmd = pos->second;
-
-  pos = this->Commands.find(sNewName);
-  if (pos != this->Commands.end())
-    {
-    delete pos->second;
-    this->Commands.erase(pos);
-    }
-  this->Commands.insert(std::make_pair(sNewName, cmd));
-  pos = this->Commands.find(sOldName);
-  this->Commands.erase(pos);
+  this->State->RenameCommand(oldName, newName);
 }
 
 void cmake::AddCommand(cmCommand* command)
 {
-  std::string name = cmSystemTools::LowerCase(command->GetName());
-  // if the command already exists, free the old one
-  RegisteredCommandsMap::iterator pos = this->Commands.find(name);
-  if (pos != this->Commands.end())
-    {
-    delete pos->second;
-    this->Commands.erase(pos);
-    }
-  this->Commands.insert(std::make_pair(name, command));
+  this->State->AddCommand(command);
 }
 
-
 void cmake::RemoveUnscriptableCommands()
 {
-  std::vector<std::string> unscriptableCommands;
-  for (cmake::RegisteredCommandsMap::iterator
-       pos = this->Commands.begin();
-       pos != this->Commands.end(); )
-    {
-    if (!pos->second->IsScriptable())
-      {
-      delete pos->second;
-      this->Commands.erase(pos++);
-      }
-    else
-      {
-      ++pos;
-      }
-    }
+  this->State->RemoveUnscriptableCommands();
 }
 
 // Parse the args
@@ -2301,18 +2239,8 @@ const char *cmake::GetProperty(const std::string& prop,
     }
   else if ( prop == "COMMANDS" )
     {
-    cmake::RegisteredCommandsMap::iterator cmds
-        = this->Commands.begin();
-    for (unsigned int cc=0 ; cmds != this->Commands.end(); ++ cmds )
-      {
-      if ( cc > 0 )
-        {
-        output += ";";
-        }
-      output += cmds->first.c_str();
-      cc++;
-      }
-    this->SetProperty("COMMANDS",output.c_str());
+    std::vector<std::string> commands = this->State->GetCommandNames();
+    this->SetProperty("COMMANDS", cmJoin(commands, ";").c_str());
     }
   else if ( prop == "IN_TRY_COMPILE" )
     {
diff --git a/Source/cmake.h b/Source/cmake.h
index 455b54e..e7a8acb 100644
--- a/Source/cmake.h
+++ b/Source/cmake.h
@@ -93,7 +93,6 @@ class cmake
      */
     FIND_PACKAGE_MODE
   };
-  typedef std::map<std::string, cmCommand*> RegisteredCommandsMap;
   typedef std::map<std::string, cmInstalledFile> InstalledFilesMap;
 
   /// Default constructor
@@ -362,7 +361,6 @@ protected:
   typedef std::map<std::string,
                 CreateExtraGeneratorFunctionType> RegisteredExtraGeneratorsMap;
   typedef std::vector<cmGlobalGeneratorFactory*> RegisteredGeneratorsVector;
-  RegisteredCommandsMap Commands;
   RegisteredGeneratorsVector Generators;
   RegisteredExtraGeneratorsMap ExtraGenerators;
   void AddDefaultCommands();