ENH: merge in fixes from main tree

This commit was manufactured by cvs2svn to create tag 'CMake-2-4-6'.

9 files changed, 41 insertions, 10 deletions

diff --git a/Source/CMakeLists.txt b/Source/CMakeLists.txt
index 694ba9d..19f56a8 100644
--- a/Source/CMakeLists.txt
+++ b/Source/CMakeLists.txt
@@ -402,6 +402,7 @@ IF(BUILD_TESTING)
     --test-command ${CMAKE_CMAKE_COMMAND} -E compare_files 
     ${CMake_SOURCE_DIR}/Tests/TargetName/scripts/hello_world
     ${CMake_BINARY_DIR}/Tests/TargetName/scripts/hello_world)
+
   ADD_TEST(LibName ${CMAKE_CTEST_COMMAND}
     --build-and-test
     "${CMake_SOURCE_DIR}/Tests/LibName"
@@ -414,6 +415,18 @@ IF(BUILD_TESTING)
     --test-command foobar
     )
 
+  ADD_TEST(CustComDepend ${CMAKE_CTEST_COMMAND}
+    --build-and-test
+    "${CMake_SOURCE_DIR}/Tests/CustComDepend"
+    "${CMake_BINARY_DIR}/Tests/CustComDepend"
+    --build-two-config
+    --build-generator ${CMAKE_TEST_GENERATOR}
+    --build-makeprogram ${CMAKE_TEST_MAKEPROGRAM}
+    --build-project CustComDepend 
+    --build-exe-dir "${CMake_BINARY_DIR}/Tests/CustComDepend/bin"
+    --test-command foo bar.c
+    )
+
   ADD_TEST(CustomCommand  ${CMAKE_CTEST_COMMAND}
     --build-and-test 
     "${CMake_SOURCE_DIR}/Tests/CustomCommand"
diff --git a/Source/cmGlobalUnixMakefileGenerator3.h b/Source/cmGlobalUnixMakefileGenerator3.h
index f074510..7bf675c 100644
--- a/Source/cmGlobalUnixMakefileGenerator3.h
+++ b/Source/cmGlobalUnixMakefileGenerator3.h
@@ -115,6 +115,9 @@ public:
       no rule.  This is used for multiple output dependencies.  */
   std::string GetEmptyCommandHack() { return this->EmptyCommandsHack; }
 
+  /** Get the fake dependency to use when a rule has no real commands
+      or dependencies.  */
+  std::string GetEmptyRuleHackDepends() { return this->EmptyRuleHackDepends; }
 
   // change the build command for speed
   virtual std::string GenerateBuildCommand
diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx
index 7afdb31..27fdf10 100644
--- a/Source/cmLocalGenerator.cxx
+++ b/Source/cmLocalGenerator.cxx
@@ -1865,6 +1865,8 @@ std::string cmLocalGenerator::GetRealDependency(const char* inName,
       tLocation = cmSystemTools::GetFilenamePath(tLocation);
       std::string depLocation = cmSystemTools::GetFilenamePath(
         std::string(inName));
+      depLocation = cmSystemTools::CollapseFullPath(depLocation.c_str());
+      tLocation = cmSystemTools::CollapseFullPath(tLocation.c_str());
       if(depLocation != tLocation)
         {
         // it is a full path to a depend that has the same name
diff --git a/Source/cmMakefileExecutableTargetGenerator.cxx b/Source/cmMakefileExecutableTargetGenerator.cxx
index 5905f84..7096dbf 100644
--- a/Source/cmMakefileExecutableTargetGenerator.cxx
+++ b/Source/cmMakefileExecutableTargetGenerator.cxx
@@ -17,7 +17,7 @@
 #include "cmMakefileExecutableTargetGenerator.h"
 
 #include "cmGeneratedFileStream.h"
-#include "cmGlobalGenerator.h"
+#include "cmGlobalUnixMakefileGenerator3.h"
 #include "cmLocalUnixMakefileGenerator3.h"
 #include "cmMakefile.h"
 #include "cmSourceFile.h"
diff --git a/Source/cmMakefileLibraryTargetGenerator.cxx b/Source/cmMakefileLibraryTargetGenerator.cxx
index 9c3b973..5bc030a 100644
--- a/Source/cmMakefileLibraryTargetGenerator.cxx
+++ b/Source/cmMakefileLibraryTargetGenerator.cxx
@@ -17,7 +17,7 @@
 #include "cmMakefileLibraryTargetGenerator.h"
 
 #include "cmGeneratedFileStream.h"
-#include "cmGlobalGenerator.h"
+#include "cmGlobalUnixMakefileGenerator3.h"
 #include "cmLocalUnixMakefileGenerator3.h"
 #include "cmMakefile.h"
 #include "cmSourceFile.h"
diff --git a/Source/cmMakefileTargetGenerator.cxx b/Source/cmMakefileTargetGenerator.cxx
index ecc4699..3082495 100644
--- a/Source/cmMakefileTargetGenerator.cxx
+++ b/Source/cmMakefileTargetGenerator.cxx
@@ -65,7 +65,8 @@ cmMakefileTargetGenerator::New(cmLocalUnixMakefileGenerator3 *lg,
   result->TargetName = tgtName;
   result->Target = tgt;
   result->LocalGenerator = lg;
-  result->GlobalGenerator = lg->GetGlobalGenerator();
+  result->GlobalGenerator =
+    static_cast<cmGlobalUnixMakefileGenerator3*>(lg->GetGlobalGenerator());
   result->Makefile = lg->GetMakefile();
   return result;
 }
@@ -891,9 +892,7 @@ void cmMakefileTargetGenerator
   depends.clear();
   depends.push_back(*o);
   commands.clear();
-  cmGlobalUnixMakefileGenerator3* gg =
-    static_cast<cmGlobalUnixMakefileGenerator3*>(this->GlobalGenerator);
-  std::string emptyCommand = gg->GetEmptyCommandHack();
+  std::string emptyCommand = this->GlobalGenerator->GetEmptyCommandHack();
   if(!emptyCommand.empty())
     {
     commands.push_back(emptyCommand);
@@ -911,7 +910,8 @@ void cmMakefileTargetGenerator
     this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
                                         o->c_str(), depends, commands,
                                         symbolic);
-    gg->AddMultipleOutputPair(o->c_str(), depends[0].c_str());
+    this->GlobalGenerator->AddMultipleOutputPair(o->c_str(),
+                                                 depends[0].c_str());
     }
 }
 
diff --git a/Source/cmMakefileTargetGenerator.h b/Source/cmMakefileTargetGenerator.h
index dd6bbe6..fb6562b 100644
--- a/Source/cmMakefileTargetGenerator.h
+++ b/Source/cmMakefileTargetGenerator.h
@@ -23,7 +23,7 @@ class cmCustomCommand;
 class cmDependInformation;
 class cmDepends;
 class cmGeneratedFileStream;
-class cmGlobalGenerator;
+class cmGlobalUnixMakefileGenerator3;
 class cmLocalUnixMakefileGenerator3;
 class cmMakeDepend;
 class cmMakefile;
@@ -121,7 +121,7 @@ protected:
   cmStdString TargetName;
   cmTarget *Target;
   cmLocalUnixMakefileGenerator3 *LocalGenerator;
-  cmGlobalGenerator *GlobalGenerator;
+  cmGlobalUnixMakefileGenerator3 *GlobalGenerator;
   cmMakefile *Makefile;
 
   bool DriveCustomCommandsOnDepends;
diff --git a/Source/cmMakefileUtilityTargetGenerator.cxx b/Source/cmMakefileUtilityTargetGenerator.cxx
index 51a848f..6ab1863 100644
--- a/Source/cmMakefileUtilityTargetGenerator.cxx
+++ b/Source/cmMakefileUtilityTargetGenerator.cxx
@@ -17,7 +17,7 @@
 #include "cmMakefileUtilityTargetGenerator.h"
 
 #include "cmGeneratedFileStream.h"
-#include "cmGlobalGenerator.h"
+#include "cmGlobalUnixMakefileGenerator3.h"
 #include "cmLocalUnixMakefileGenerator3.h"
 #include "cmMakefile.h"
 #include "cmSourceFile.h"
@@ -58,6 +58,17 @@ void cmMakefileUtilityTargetGenerator::WriteRuleFiles()
   objTarget += this->BuildFileName;
   this->LocalGenerator->AppendRuleDepend(depends, objTarget.c_str());
 
+  // If the rule is empty add the special empty rule dependency needed
+  // by some make tools.
+  if(depends.empty() && commands.empty())
+    {
+    std::string hack = this->GlobalGenerator->GetEmptyRuleHackDepends();
+    if(!hack.empty())
+      {
+      depends.push_back(hack);
+      }
+    }
+
   // Write the rule.
   this->LocalGenerator->WriteMakeRule(*this->BuildFileStream, 0,
                                       this->Target->GetName(),
diff --git a/Source/cmTarget.cxx b/Source/cmTarget.cxx
index 80031f4..1509c14 100644
--- a/Source/cmTarget.cxx
+++ b/Source/cmTarget.cxx
@@ -253,6 +253,8 @@ void cmTarget::TraceVSDependencies(std::string projFile,
             tLocation = cmSystemTools::GetFilenamePath(tLocation);
             std::string depLocation = cmSystemTools::GetFilenamePath(
               std::string(fullName));
+            depLocation = cmSystemTools::CollapseFullPath(depLocation.c_str());
+            tLocation = cmSystemTools::CollapseFullPath(tLocation.c_str());
             if(depLocation == tLocation)
               {
               isUtility = true;