[svn-r22254] Description:

	Bring r22085:22251 from trunk to revise_chunks branch.

	Also tackle some testing issues in test/objcopy.c test and clean up
some warnings.

Tested on:
        FreeBSD/32 8.2 (loyalty) w/gcc4.6, w/C++ & FORTRAN, in debug mode
        FreeBSD/64 8.2 (freedom) w/gcc4.6, w/C++ & FORTRAN, in debug mode
        Linux/32 2.6 (jam) w/PGI compilers, w/default API=1.8.x,
                w/C++ & FORTRAN, w/threadsafe, in debug mode
        Linux/64-amd64 2.6 (koala) w/Intel compilers, w/default API=1.6.x,
                w/C++ & FORTRAN, in production mode
        Solaris/32 2.10 (linew) w/deprecated symbols disabled, w/C++ & FORTRAN,
                w/szip filter, w/threadsafe, in production mode
        Linux/PPC 2.6 (ostrich) w/C++ & FORTRAN, w/threadsafe, in debug mode
        Linux/64-ia64 2.6 (ember) w/Intel compilers, w/paralle, C++ & FORTRAN,
                in production mode
        Mac OS X/32 10.7.3 (amazon) in debug mode
        Mac OS X/32 10.7.3 (amazon) w/C++ & FORTRAN, w/threadsafe,
                in production mode
        Mac OS X/32 10.7.3 (amazon) w/parallel, in debug mode

1 files changed, 13 insertions, 4 deletions

diff --git a/c++/src/H5PredType.h b/c++/src/H5PredType.h
index 69abfcb..9cb1c65 100644
--- a/c++/src/H5PredType.h
+++ b/c++/src/H5PredType.h
@@ -26,9 +26,17 @@
 namespace H5 {
 #endif
 
+/* This constant is defined for a workaround to eliminate memory leaks due to
+   the library being re-initiated when PredType destructors are invoked.  A
+   PredType instant with H5CPP_EXITED as the value of its "id" is constructed
+   before the other PredType objects are created.  At exit, when this special
+   PredType object is to be destructed, no HDF5 library function will be called
+   and the library will be terminated.  -BMR, Mar 30, 2012 */
+#define H5CPP_EXITED	-3  // -3 is less likely to be used elsewhere
+
 class H5_DLLCPP PredType : public AtomType {
    public:
-	// Returns this class name
+	///\brief Returns this class name
 	virtual H5std_string fromClass () const { return("PredType"); }
 
 	// Makes a copy of the predefined type and stores the new
@@ -229,9 +237,10 @@ class H5_DLLCPP PredType : public AtomType {
 #endif // DOXYGEN_SHOULD_SKIP_THIS
 
    private:
-	// added this to work around the atexit/global destructor problem
-	// temporarily - it'll prevent the use of atexit to clean up
-	static const PredType NotAtexit;	// not working yet
+	// Added this to work around the atexit/global destructor problem.
+	// It'll help to terminate the library after other PredType instances
+	// are closed.  -BMR, Mar 30, 2012
+	static const PredType AtExit;
 
    protected:
 #ifndef DOXYGEN_SHOULD_SKIP_THIS