From 7ded253013b60f7c36b65e0346c658b88f6cffd3 Mon Sep 17 00:00:00 2001
From: Andy Cedilnik <andy.cedilnik@kitware.com>
Date: Mon, 30 Oct 2006 15:59:54 -0500
Subject: ENH: Add support for displaying the list of components

---
 Source/cmGlobalGenerator.cxx        | 41 ++++++++++++++++++++++++++++++++++---
 Source/cmInstallTargetGenerator.cxx |  1 +
 Source/cmake.cxx                    | 12 +++++++++++
 Source/cmake.h                      |  8 ++++++++
 4 files changed, 59 insertions(+), 3 deletions(-)

diff --git a/Source/cmGlobalGenerator.cxx b/Source/cmGlobalGenerator.cxx
index 49000b4..40da2f61 100644
--- a/Source/cmGlobalGenerator.cxx
+++ b/Source/cmGlobalGenerator.cxx
@@ -1395,12 +1395,16 @@ void cmGlobalGenerator::CreateDefaultGlobalTargets(cmTargets* targets)
     singleLine.erase(singleLine.begin(), singleLine.end());
     depends.erase(depends.begin(), depends.end());
     singleLine.push_back(this->GetCMakeInstance()->GetCTestCommand());
+    singleLine.push_back("--force-new-ctest-process");
     if(cmakeCfgIntDir && *cmakeCfgIntDir && cmakeCfgIntDir[0] != '.')
       {
       singleLine.push_back("-C");
       singleLine.push_back(mf->GetDefinition("CMAKE_CFG_INTDIR"));
       }
-    singleLine.push_back("--force-new-ctest-process");
+    else // TODO: This is a hack. Should be something to do with the generator
+      {
+      singleLine.push_back("$(ARGS)");
+      }
     cpackCommandLines.push_back(singleLine);
     (*targets)[this->GetTestTargetName()]
       = this->CreateGlobalTarget(this->GetTestTargetName(),
@@ -1464,9 +1468,40 @@ void cmGlobalGenerator::CreateDefaultGlobalTargets(cmTargets* targets)
   //Install
   if(this->InstallTargetEnabled)
     {
+    if(!cmakeCfgIntDir || !*cmakeCfgIntDir || cmakeCfgIntDir[0] == '.')
+      {
+      std::set<cmStdString>* componentsSet
+        = this->GetCMakeInstance()->GetInstallComponents();
+      cpackCommandLines.erase(cpackCommandLines.begin(), 
+        cpackCommandLines.end());
+      depends.erase(depends.begin(), depends.end());
+      cmOStringStream ostr;
+      if ( componentsSet->size() > 0 )
+        {
+        ostr << "Available install components are:";
+        std::set<cmStdString>::iterator it;
+        for (
+          it = componentsSet->begin();
+          it != componentsSet->end();
+          ++ it )
+          {
+          ostr << " \"" << it->c_str() << "\"";
+          }
+        }
+      else
+        {
+        ostr << "Only default component available";
+        }
+      singleLine.push_back(ostr.str().c_str());
+      //cpackCommandLines.push_back(singleLine);
+      (*targets)["list_install_components"]
+        = this->CreateGlobalTarget("list_install_components",
+          ostr.str().c_str(),
+          &cpackCommandLines, depends);
+      }
     std::string cmd;
     cpackCommandLines.erase(cpackCommandLines.begin(),
-                            cpackCommandLines.end());
+      cpackCommandLines.end());
     singleLine.erase(singleLine.begin(), singleLine.end());
     depends.erase(depends.begin(), depends.end());
     if ( this->GetPreinstallTargetName() )
@@ -1518,7 +1553,7 @@ void cmGlobalGenerator::CreateDefaultGlobalTargets(cmTargets* targets)
       {
       singleLine.insert(singleLine.begin()+1, "-DCMAKE_INSTALL_LOCAL_ONLY=1");
       cpackCommandLines.erase(cpackCommandLines.begin(),
-                              cpackCommandLines.end());
+        cpackCommandLines.end());
       cpackCommandLines.push_back(singleLine);
 
       (*targets)[install_local] =
diff --git a/Source/cmInstallTargetGenerator.cxx b/Source/cmInstallTargetGenerator.cxx
index 61536c8..19a0fd2 100644
--- a/Source/cmInstallTargetGenerator.cxx
+++ b/Source/cmInstallTargetGenerator.cxx
@@ -33,6 +33,7 @@ cmInstallTargetGenerator
   Component(component), Optional(optional)
 {
   this->Target->SetHaveInstallRule(true);
+  this->Target->GetMakefile()->GetCMakeInstance()->AddInstallComponent(component);
 }
 
 //----------------------------------------------------------------------------
diff --git a/Source/cmake.cxx b/Source/cmake.cxx
index 7929227..e5ebac7 100644
--- a/Source/cmake.cxx
+++ b/Source/cmake.cxx
@@ -1307,6 +1307,18 @@ int cmake::ExecuteCMakeCommand(std::vector<std::string>& args)
   return 1;
 }
 
+//----------------------------------------------------------------------------
+void cmake::AddInstallComponent(const char* component)
+{
+  if ( !component )
+    {
+    return;
+    }
+  this->InstallComponents.insert(component);
+}
+
+
+//----------------------------------------------------------------------------
 void cmake::GetRegisteredGenerators(std::vector<std::string>& names)
 {
   for(RegisteredGeneratorsMap::const_iterator i = this->Generators.begin();
diff --git a/Source/cmake.h b/Source/cmake.h
index 643dfec..0bb467d 100644
--- a/Source/cmake.h
+++ b/Source/cmake.h
@@ -284,6 +284,12 @@ class cmake
   // Do we want debug output during the cmake run.
   bool GetDebugOutput() { return this->DebugOutput; }
   void DebugOutputOn() { this->DebugOutput = true;}
+
+  //! Add or get installation components
+  void AddInstallComponent(const char* component);
+  std::set<cmStdString>* GetInstallComponents()
+  { return &this->InstallComponents; }
+
 protected:
   typedef cmGlobalGenerator* (*CreateGeneratorFunctionType)();
   typedef std::map<cmStdString,
@@ -302,6 +308,8 @@ protected:
 
   std::set<cmStdString> WrittenFiles;
 
+  std::set<cmStdString> InstallComponents;
+
   ///! return true if the same cmake was used to make the cache.
   bool CacheVersionMatches();
   ///! read in a cmake list file to initialize the cache
-- 
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