ENH:Reworked CMake to clearer indicate what the variables do

README

@@ -2,8 +2,8 @@
 CMakeLists.txt        -> File in each directory that contains classes, exe, etc
 CMakeLists.txt contains the following:
 # build targets
-WIN32_CLASSES =
-UNIX_CLASSES  = 
+WIN32_SOURCE_FILES =
+UNIX_SOURCE_FILES  = 
 ABSTRACT_CLASSES =
 SUBDIRS =
 EXECUTABLES =
@@ -25,7 +25,7 @@ BEGIN MAKE VERBATIM
 ... # copy stuff into CMakeTargets.make directly
 LOCAL_BUILD_TARGETS = // These are done first before anything else
 END MAKE VERBATIM
-TEMPLATE_INSTANCE_DIR = 
+AUX_SOURCE_DIR = 
 
 Windows / Visual Studio 6.0 programs
 CMakeSetup.exe      -> window MFC based GUI for configure on windows

Source/cmClassFile.cxx

@@ -21,8 +21,19 @@ void cmClassFile::SetName(const char* name, const char* dir)
     pathname += "/";
     }
   
+  // First try and see whether the listed file can be found
+  // as is without extensions added on.
   pathname += m_ClassName;
   std::string hname = pathname;
+  if(cmSystemTools::FileExists(hname.c_str()))
+    {
+    m_HeaderFileOnly = false;
+    m_FullPath = hname;
+    return;
+    }
+  
+  // Try various extentions
+  hname = pathname;
   hname += ".cxx";
   if(cmSystemTools::FileExists(hname.c_str()))
     {

Source/cmMakefile.cxx

@@ -42,7 +42,7 @@ bool cmMakefile::ReadMakefile(const char* filename)
     {
     std::string line = inbuffer;
     cmClassFile file;
-    if(line.find("COMPILE_CLASSES") != std::string::npos)
+    if(line.find("SOURCE_FILES") != std::string::npos)
       {
       if(line.find("\\") != std::string::npos)
 	{
@@ -50,7 +50,7 @@ bool cmMakefile::ReadMakefile(const char* filename)
 	}
       }
 #ifdef _WIN32
-    else if(line.find("WIN32_CLASSES") != std::string::npos)
+    else if(line.find("WIN32_SOURCE_FILES") != std::string::npos)
       {
       if(line.find("\\") != std::string::npos)
 	{
@@ -58,7 +58,7 @@ bool cmMakefile::ReadMakefile(const char* filename)
 	}
       }
 #else
-    else if(line.find("UNIX_CLASSES") != std::string::npos)
+    else if(line.find("UNIX_SOURCE_FILES") != std::string::npos)
       {
       if(line.find("\\") != std::string::npos)
 	{
@@ -73,7 +73,7 @@ bool cmMakefile::ReadMakefile(const char* filename)
 	this->ReadClasses(fin, true);
 	}
       }
-    else if(line.find("TEMPLATE_INSTANCE_DIRECTORY") != std::string::npos)
+    else if(line.find("AUX_SOURCE_DIRECTORY") != std::string::npos)
       {
       this->ReadTemplateInstanceDirectory(line);
       }
@@ -173,7 +173,7 @@ void cmMakefile::ReadClasses(std::ifstream& fin,
 }
 
 // Find all of the files in dir as specified from this line:
-// TEMPLATE_INSTANCE_DIRECTORY = dir
+// AUX_SOURCE_DIRECTORY = dir
 // Add all the files to the m_Classes array.
 
 void cmMakefile::ReadTemplateInstanceDirectory(std::string& line)