ENH: rework cmake, added ruleMaker classes and changed the syntax of the CMakeLists.txt files.

Source/cmUnixLibrariesRule.h

@@ -0,0 +1,39 @@
+#ifndef cmUnixLibrariesRule_h
+#define cmUnixLibrariesRule_h
+
+#include "cmStandardIncludes.h"
+#include "cmRuleMaker.h"
+
+
+class cmUnixLibrariesRule : public cmRuleMaker
+{
+public:
+  cmUnixLibrariesRule();
+  virtual cmRuleMaker* Clone() 
+    {
+      return new cmUnixLibrariesRule;
+    }
+  // This is called when the rule is firt encountered in
+  // the input file
+  virtual bool Invoke(std::vector<std::string>& args);
+  virtual void FinalPass() { }
+  virtual bool IsInherited() { return true;  }
+
+  // This is the name used in the input file.
+  virtual const char* GetName() { return "UNIX_LIBRARIES";}
+  virtual const char* TerseDocumentaion() 
+    {
+      return "Add libraries that are only used for unix programs.";
+    }
+  
+  // Return full documentation for the rule
+  virtual const char* FullDocumentaion()
+    {
+      return
+        "UNIX_LIBRARIES(library -lm ...);";
+    }
+};
+
+
+
+#endif