[svn-r23452] pull from VOL branch

20 files changed, 194 insertions, 132 deletions

diff --git a/c++/Makefile.in b/c++/Makefile.in
index c0fe4ef..a42274a 100644
--- a/c++/Makefile.in
+++ b/c++/Makefile.in
@@ -222,6 +222,7 @@ H5_VERSION = @H5_VERSION@
 HADDR_T = @HADDR_T@
 HAVE_DMALLOC = @HAVE_DMALLOC@
 HAVE_FORTRAN_2003 = @HAVE_FORTRAN_2003@
+HAVE_PTHREAD = @HAVE_PTHREAD@
 HDF5_HL = @HDF5_HL@
 HDF5_INTERFACES = @HDF5_INTERFACES@
 HDF_CXX = @HDF_CXX@
@@ -276,7 +277,6 @@ PACKAGE_VERSION = @PACKAGE_VERSION@
 PARALLEL = @PARALLEL@
 PATH_SEPARATOR = @PATH_SEPARATOR@
 PERL = @PERL@
-PTHREAD = @PTHREAD@
 RANLIB = @RANLIB@
 ROOT = @ROOT@
 RUNPARALLEL = @RUNPARALLEL@
diff --git a/c++/examples/Makefile.in b/c++/examples/Makefile.in
index 66182d1..49bd404 100644
--- a/c++/examples/Makefile.in
+++ b/c++/examples/Makefile.in
@@ -189,6 +189,7 @@ H5_VERSION = @H5_VERSION@
 HADDR_T = @HADDR_T@
 HAVE_DMALLOC = @HAVE_DMALLOC@
 HAVE_FORTRAN_2003 = @HAVE_FORTRAN_2003@
+HAVE_PTHREAD = @HAVE_PTHREAD@
 HDF5_HL = @HDF5_HL@
 HDF5_INTERFACES = @HDF5_INTERFACES@
 HDF_CXX = @HDF_CXX@
@@ -243,7 +244,6 @@ PACKAGE_VERSION = @PACKAGE_VERSION@
 PARALLEL = @PARALLEL@
 PATH_SEPARATOR = @PATH_SEPARATOR@
 PERL = @PERL@
-PTHREAD = @PTHREAD@
 RANLIB = @RANLIB@
 ROOT = @ROOT@
 RUNPARALLEL = @RUNPARALLEL@
diff --git a/c++/src/H5CommonFG.cpp b/c++/src/H5CommonFG.cpp
index dcc331f..b3889a0 100644
--- a/c++/src/H5CommonFG.cpp
+++ b/c++/src/H5CommonFG.cpp
@@ -130,9 +130,7 @@ Group CommonFG::openGroup( const char* name ) const
 
    // If the opening of the group failed, throw an exception
    if( group_id < 0 )
-   {
       throwException("openGroup", "H5Gopen2 failed");
-   }
 
    // No failure, create and return the Group object
    Group group( group_id );
@@ -174,9 +172,7 @@ DataSet CommonFG::createDataSet( const char* name, const DataType& data_type, co
 
    // If the creation of the dataset failed, throw an exception
    if( dataset_id < 0 )
-   {
       throwException("createDataSet", "H5Dcreate2 failed");
-   }
 
    // No failure, create and return the DataSet object
    DataSet dataset( dataset_id );
@@ -270,9 +266,8 @@ void CommonFG::link( H5L_type_t link_type, const char* curr_name, const char* ne
             break;
     } /* end switch */
 
-   if( ret_value < 0 ) {
+   if( ret_value < 0 )
       throwException("link", "creating link failed");
-   }
 }
 
 //--------------------------------------------------------------------------
@@ -300,9 +295,7 @@ void CommonFG::unlink( const char* name ) const
 {
    herr_t ret_value = H5Ldelete( getLocId(), name, H5P_DEFAULT );
    if( ret_value < 0 )
-   {
       throwException("unlink", "H5Ldelete failed");
-   }
 }
 
 //--------------------------------------------------------------------------
@@ -336,9 +329,7 @@ void CommonFG::move( const char* src, const char* dst ) const
 {
    herr_t ret_value = H5Lmove( getLocId(), src, H5L_SAME_LOC, dst, H5P_DEFAULT, H5P_DEFAULT );
    if( ret_value < 0 )
-   {
       throwException("move", "H5Lmove failed");
-   }
 }
 
 //--------------------------------------------------------------------------
@@ -371,9 +362,7 @@ void CommonFG::getObjinfo( const char* name, hbool_t follow_link, H5G_stat_t& st
 {
    herr_t ret_value = H5Gget_objinfo( getLocId(), name, follow_link, &statbuf );
    if( ret_value < 0 )
-   {
       throwException("getObjinfo", "H5Gget_objinfo failed");
-   }
 }
 
 //--------------------------------------------------------------------------
@@ -400,9 +389,7 @@ void CommonFG::getObjinfo( const char* name, H5G_stat_t& statbuf ) const
 {
    herr_t ret_value = H5Gget_objinfo( getLocId(), name, 0, &statbuf );
    if( ret_value < 0 )
-   {
       throwException("getObjinfo", "H5Gget_objinfo failed");
-   }
 }
 
 //--------------------------------------------------------------------------
@@ -440,9 +427,8 @@ H5std_string CommonFG::getLinkval( const char* name, size_t size ) const
     {
 	ret_value = H5Lget_info(getLocId(), name, &linkinfo, H5P_DEFAULT);
 	if( ret_value < 0 )
-	{
 	    throwException("getLinkval", "H5Lget_info to find buffer size failed");
-	}
+
 	val_size = linkinfo.u.val_size;
     }
 
@@ -453,9 +439,8 @@ H5std_string CommonFG::getLinkval( const char* name, size_t size ) const
 
 	ret_value = H5Lget_val(getLocId(), name, value_C, val_size, H5P_DEFAULT);
 	if( ret_value < 0 )
-	{
 	    throwException("getLinkval", "H5Lget_val failed");
-	}
+
 	value = H5std_string(value_C);
 	delete []value_C;
     }
@@ -498,9 +483,7 @@ void CommonFG::setComment( const char* name, const char* comment ) const
 {
    herr_t ret_value = H5Oset_comment_by_name( getLocId(), name, comment, H5P_DEFAULT );
    if( ret_value < 0 )
-   {
       throwException("setComment", "H5Oset_comment_by_name failed");
-   }
 }
 
 //--------------------------------------------------------------------------
@@ -530,9 +513,7 @@ void CommonFG::removeComment(const char* name) const
 {
    herr_t ret_value = H5Oset_comment_by_name(getLocId(), name, NULL, H5P_DEFAULT);
    if( ret_value < 0 )
-   {
       throwException("removeComment", "H5Oset_comment_by_name failed");
-   }
 }
 
 //--------------------------------------------------------------------------
@@ -588,9 +569,8 @@ H5std_string CommonFG::getComment( const char* name, size_t bufsize ) const
    // if H5Oget_comment_by_name returns SUCCEED, return the string comment,
    // otherwise, throw an exception
    if( ret_value < 0 )
-   {
       throwException("getComment", "H5Oget_comment_by_name failed");
-   }
+
    H5std_string comment = H5std_string(comment_C);
    delete []comment_C;
    return (comment);
@@ -628,9 +608,7 @@ void CommonFG::mount( const char* name, H5File& child, PropList& plist ) const
 
    // Raise exception if H5Fmount returns negative value
    if( ret_value < 0 )
-   {
       throwException("mount", "H5Fmount failed");
-   }
 }
 
 //--------------------------------------------------------------------------
@@ -659,9 +637,7 @@ void CommonFG::unmount( const char* name ) const
 
    // Raise exception if H5Funmount returns negative value
    if( ret_value < 0 )
-   {
       throwException("unmount", "H5Funmount failed");
-   }
 }
 
 //--------------------------------------------------------------------------
@@ -1006,9 +982,7 @@ hsize_t CommonFG::getNumObjs() const
 
    herr_t ret_value = H5Gget_info(getLocId(), &ginfo);
    if(ret_value < 0)
-   {
       throwException("getNumObjs", "H5Gget_info failed");
-   }
    return (ginfo.nlinks);
 }
 
@@ -1032,9 +1006,7 @@ H5std_string CommonFG::getObjnameByIdx(hsize_t idx) const
     // call H5Lget_name_by_idx with name as NULL to get its length
     ssize_t name_len = H5Lget_name_by_idx(getLocId(), ".", H5_INDEX_NAME, H5_ITER_INC, idx, NULL, 0, H5P_DEFAULT);
     if(name_len < 0)
-    {
       throwException("getObjnameByIdx", "H5Lget_name_by_idx failed");
-    }
 
     // now, allocate C buffer to get the name
     char* name_C = new char[name_len+1];
@@ -1067,9 +1039,8 @@ ssize_t CommonFG::getObjnameByIdx(hsize_t idx, char* name, size_t size) const
 {
    ssize_t name_len = H5Lget_name_by_idx(getLocId(), ".", H5_INDEX_NAME, H5_ITER_INC, idx, name, size, H5P_DEFAULT);
    if(name_len < 0)
-   {
       throwException("getObjnameByIdx", "H5Lget_name_by_idx failed");
-   }
+
    return (name_len);
 }
 
@@ -1085,9 +1056,8 @@ ssize_t CommonFG::getObjnameByIdx(hsize_t idx, H5std_string& name, size_t size)
    char* name_C = new char[size];
    ssize_t name_len = getObjnameByIdx(idx, name_C, size);
    if(name_len < 0)
-   {
       throwException("getObjnameByIdx", "H5Lget_name_by_idx failed");
-   }
+
    name = H5std_string(name_C);
    delete []name_C;
    return (name_len);
@@ -1107,9 +1077,8 @@ H5G_obj_t CommonFG::getObjTypeByIdx(hsize_t idx) const
 {
    H5G_obj_t obj_type = H5Gget_objtype_by_idx(getLocId(), idx);
    if (obj_type == H5G_UNKNOWN)
-   {
       throwException("getObjTypeByIdx", "H5Gget_objtype_by_idx failed");
-   }
+
    return (obj_type);
 }
 
@@ -1135,9 +1104,7 @@ H5G_obj_t CommonFG::getObjTypeByIdx(hsize_t idx, char* type_name) const
 	case H5G_TYPE: HDstrcpy(type_name, "datatype"); break;
 	case H5G_UNKNOWN:
 	default:
-   	{
 	   throwException("getObjTypeByIdx", "H5Gget_objtype_by_idx failed");
-	}
    }
    return (obj_type);
 }
@@ -1163,9 +1130,7 @@ H5G_obj_t CommonFG::getObjTypeByIdx(hsize_t idx, H5std_string& type_name) const
 	case H5G_TYPE: type_name = H5std_string("datatype"); break;
 	case H5G_UNKNOWN:
 	default:
-   	{
 	   throwException("getObjTypeByIdx", "H5Gget_objtype_by_idx failed");
-	}
    }
    return (obj_type);
 }
diff --git a/c++/src/H5DxferProp.cpp b/c++/src/H5DxferProp.cpp
index 0785735..bc3e0af 100644
--- a/c++/src/H5DxferProp.cpp
+++ b/c++/src/H5DxferProp.cpp
@@ -266,43 +266,6 @@ void DSetMemXferPropList::getVlenMemManager( H5MM_allocate_t& alloc_func, void**
 }
 
 //--------------------------------------------------------------------------
-// Function:	DSetMemXferPropList::setMulti
-///\brief	Sets the data transfer property list for the multi-file driver.
-///\param	memb_dxpl - OUT: Array of data access property lists
-///\exception	H5::PropListIException
-///\par Description
-///		This function can only be used after the member map has
-///		been set with FileAccPropList::setMulti (not done - BMR.)
-// Programmer:	Binh-Minh Ribler - April, 2004
-//--------------------------------------------------------------------------
-void DSetMemXferPropList::setMulti(const hid_t *memb_dxpl)
-{
-   herr_t ret_value = H5Pset_dxpl_multi(id, memb_dxpl);
-   if (ret_value < 0)
-   {
-      throw PropListIException("DSetMemXferPropList::setMulti",
-		"H5Pset_dxpl_multi failed");
-   }
-}
-
-//--------------------------------------------------------------------------
-// Function:	DSetMemXferPropList::getMulti
-///\brief	Returns multi-file data transfer property list information.
-///\param	memb_dxpl - OUT: Array of data access property lists
-///\exception	H5::PropListIException
-// Programmer:	Binh-Minh Ribler - April, 2004
-//--------------------------------------------------------------------------
-void DSetMemXferPropList::getMulti(hid_t *memb_dxpl)
-{
-   herr_t ret_value = H5Pget_dxpl_multi(id, memb_dxpl);
-   if (ret_value < 0)
-   {
-      throw PropListIException("DSetMemXferPropList::getMulti",
-		"H5Pget_dxpl_multi failed");
-   }
-}
-
-//--------------------------------------------------------------------------
 // Function:	DSetMemXferPropList::setSmallDataBlockSize
 ///\brief	Sets the size of a contiguous block reserved for small data.
 ///\param	size - IN: Maximum size, in bytes, of the small data block.
diff --git a/c++/src/H5File.cpp b/c++/src/H5File.cpp
index 44186e2..5ff5a2e 100644
--- a/c++/src/H5File.cpp
+++ b/c++/src/H5File.cpp
@@ -61,7 +61,7 @@ H5File::H5File() : H5Location(), id(0) {}
 ///		modifying default file meta-data.  Default to
 ///		FileCreatPropList::DEFAULT
 ///\param	access_plist - IN: File access property list.  Default to
-///		FileCreatPropList::DEFAULT
+///		FileAccPropList::DEFAULT
 ///\par Description
 ///		Valid values of \a flags include:
 ///		\li \c H5F_ACC_TRUNC - Truncate file, if it already exists,
@@ -77,11 +77,18 @@ H5File::H5File() : H5Location(), id(0) {}
 ///		please refer to the \b Special \b case section in the C layer
 ///		Reference Manual at:
 /// http://www.hdfgroup.org/HDF5/doc/RM/RM_H5F.html#File-Create
+// Notes	With a PGI compiler (~2012-2013), the exception thrown by p_get_file
+//		could not be caught in the applications.  Added try block here
+//		to catch then re-throw it. -BMR 2013/03/21
 // Programmer	Binh-Minh Ribler - 2000
 //--------------------------------------------------------------------------
 H5File::H5File( const char* name, unsigned int flags, const FileCreatPropList& create_plist, const FileAccPropList& access_plist ) : H5Location(0)
 {
-   p_get_file(name, flags, create_plist, access_plist);
+    try {
+	p_get_file(name, flags, create_plist, access_plist);
+    } catch (FileIException open_file) {
+	throw open_file;
+    }
 }
 
 //--------------------------------------------------------------------------
@@ -94,12 +101,19 @@ H5File::H5File( const char* name, unsigned int flags, const FileCreatPropList& c
 ///		modifying default file meta-data.  Default to
 ///		FileCreatPropList::DEFAULT
 ///\param	access_plist - IN: File access property list.  Default to
-///		FileCreatPropList::DEFAULT
+///		FileAccPropList::DEFAULT
+// Notes	With a PGI compiler (~2012-2013), the exception thrown by p_get_file
+//		could not be caught in the applications.  Added try block here
+//		to catch then re-throw it. -BMR 2013/03/21
 // Programmer	Binh-Minh Ribler - 2000
 //--------------------------------------------------------------------------
 H5File::H5File( const H5std_string& name, unsigned int flags, const FileCreatPropList& create_plist, const FileAccPropList& access_plist ) : H5Location(0)
 {
-   p_get_file(name.c_str(), flags, create_plist, access_plist);
+    try {
+	p_get_file(name.c_str(), flags, create_plist, access_plist);
+    } catch (FileIException open_file) {
+	throw open_file;
+    }
 }
 
 //--------------------------------------------------------------------------
@@ -192,7 +206,7 @@ bool H5File::isAccessible(const H5std_string& name, const FileAccPropList& acces
 ///\param	name         - IN: Name of the file
 ///\param	flags        - IN: File access flags
 ///\param	access_plist - IN: File access property list.  Default to
-///		FileCreatPropList::DEFAULT
+///		FileAccPropList::DEFAULT
 ///\par Description
 ///		Valid values of \a flags include:
 ///		H5F_ACC_RDWR:   Open with read/write access. If the file is
diff --git a/c++/src/H5Location.cpp b/c++/src/H5Location.cpp
index b93cd86..be59f51 100644
--- a/c++/src/H5Location.cpp
+++ b/c++/src/H5Location.cpp
@@ -250,6 +250,39 @@ int H5Location::getNumAttrs() const
 }
 
 //--------------------------------------------------------------------------
+// Function:	H5Location::attrExists
+///\brief	Checks whether the named attribute exists at this location.
+///\param	name - IN: Name of the attribute to be queried
+///\exception	H5::AttributeIException
+// Programmer	Binh-Minh Ribler - 2013
+//--------------------------------------------------------------------------
+bool H5Location::attrExists(const char* name) const
+{
+   // Call C routine H5Aexists to determine whether an attribute exists
+   // at this location, which could be specified by a file, group, dataset,
+   // or named datatype.
+   herr_t ret_value = H5Aexists(getId(), name);
+   if( ret_value > 0 )
+      return true;
+   else if(ret_value == 0)
+      return false;
+   else // Raise exception when H5Aexists returns a negative value
+      throw AttributeIException(inMemFunc("attrExists"), "H5Aexists failed");
+}
+
+//--------------------------------------------------------------------------
+// Function:	H5Location::attrExists
+///\brief	This is an overloaded member function, provided for convenience.
+///		It differs from the above function in that it takes
+///		a reference to an \c H5std_string for \a name.
+// Programmer	Binh-Minh Ribler - 2000
+//--------------------------------------------------------------------------
+bool H5Location::attrExists(const H5std_string& name) const
+{
+   attrExists(name.c_str());
+}
+
+//--------------------------------------------------------------------------
 // Function:	H5Location::removeAttr
 ///\brief	Removes the named attribute from this object.
 ///\param	name - IN: Name of the attribute to be removed
diff --git a/c++/src/H5Location.h b/c++/src/H5Location.h
index d1dd892..8eae454 100644
--- a/c++/src/H5Location.h
+++ b/c++/src/H5Location.h
@@ -79,11 +79,15 @@ class H5_DLLCPP H5Location : public IdComponent {
 	// misleading, so getRefObjType is used in the new function instead.
 
 	// Iterate user's function over the attributes at this location.
-	int iterateAttrs( attr_operator_t user_op, unsigned* idx = NULL, void* op_data = NULL );
+	int iterateAttrs(attr_operator_t user_op, unsigned* idx = NULL, void* op_data = NULL);
+
+	// Checks whether the named attribute exists at this location.
+	bool attrExists(const char* name) const;
+	bool attrExists(const H5std_string& name) const;
 
 	// Removes the named attribute from this location.
-	void removeAttr( const char* name ) const;
-	void removeAttr( const H5std_string& name ) const;
+	void removeAttr(const char* name) const;
+	void removeAttr(const H5std_string& name) const;
 
 	// Renames the named attribute to a new name.
 	void renameAttr(const char* oldname, const char* newname) const;
diff --git a/c++/src/Makefile.in b/c++/src/Makefile.in
index 06fcbf8..fda8b34 100644
--- a/c++/src/Makefile.in
+++ b/c++/src/Makefile.in
@@ -261,6 +261,7 @@ H5_VERSION = @H5_VERSION@
 HADDR_T = @HADDR_T@
 HAVE_DMALLOC = @HAVE_DMALLOC@
 HAVE_FORTRAN_2003 = @HAVE_FORTRAN_2003@
+HAVE_PTHREAD = @HAVE_PTHREAD@
 HDF5_HL = @HDF5_HL@
 HDF5_INTERFACES = @HDF5_INTERFACES@
 HDF_CXX = @HDF_CXX@
@@ -315,7 +316,6 @@ PACKAGE_VERSION = @PACKAGE_VERSION@
 PARALLEL = @PARALLEL@
 PATH_SEPARATOR = @PATH_SEPARATOR@
 PERL = @PERL@
-PTHREAD = @PTHREAD@
 RANLIB = @RANLIB@
 ROOT = @ROOT@
 RUNPARALLEL = @RUNPARALLEL@
@@ -462,7 +462,7 @@ CHECK_CLEANFILES = *.chkexe *.chklog *.clog
 # Add libtool shared library version numbers to the HDF5 library
 # See libtool versioning documentation online.
 LT_VERS_INTERFACE = 6
-LT_VERS_REVISION = 132
+LT_VERS_REVISION = 139
 LT_VERS_AGE = 0
 
 # Include src directory
diff --git a/c++/src/h5c++.in b/c++/src/h5c++.in
index 20435eb..0f17cf1 100644
--- a/c++/src/h5c++.in
+++ b/c++/src/h5c++.in
@@ -83,11 +83,12 @@ CXXLINKERBASE="@CXX@"
 # CXXFLAGS, CPPFLAGS and LDFLAGS are reserved for use by the script user.
 # FLAGS brought from the hdf5 build are put in H5BLD_*FLAGS.
 
-# User's CPPFLAGS and CXXFLAGS come after their H5BLD counterparts to override
-# them.  User's LDFLAGS come just before clibpath, user's LIBS come after
-# $link_objs and before the hdf5 libraries in $link_args, followed by any
-# external library paths and libraries from AM_LDFLAGS, LDFLAGS, AM_LIBS
-# or LIBS carried in from the hdf5 build.
+# User's CPPFLAGS and CXXFLAGS come after their H5BLD counterparts.  User's
+# LDFLAGS come just before clibpath, user's LIBS come after $link_objs and
+# before the hdf5 libraries in $link_args, followed by any external library
+# paths and libraries from AM_LDFLAGS, LDFLAGS, AM_LIBS or LIBS carried in
+# from the hdf5 build. The order of the flags is intended to give precedence
+# to the user's flags.
 H5BLD_CXXFLAGS="@AM_CXXFLAGS@ @CXXFLAGS@"
 H5BLD_CPPFLAGS="@AM_CPPFLAGS@ @CPPFLAGS@"
 H5BLD_LDFLAGS="@AM_LDFLAGS@ @LDFLAGS@"
@@ -100,7 +101,16 @@ CPPFLAGS="${HDF5_CPPFLAGS:-$CPPFLAGSBASE}"
 LDFLAGS="${HDF5_LDFLAGS:-$LDFLAGSBASE}"
 LIBS="${HDF5_LIBS:-$LIBSBASE}"
 
-USE_SHARED_LIB="${HDF5_USE_SHLIB:-no}"
+# If a static library is available, the default will be to use it.  If the only
+# available library is shared, it will be used by default.  The user can
+# override either default, although choosing an unavailable library will result
+# in link errors.
+STATIC_AVAILABLE="@enable_static@"
+if test "${STATIC_AVAILABLE}" = "yes"; then
+  USE_SHARED_LIB="${HDF5_USE_SHLIB:-no}"
+else
+  USE_SHARED_LIB="${HDF5_USE_SHLIB:-yes}"
+fi
 
 usage() {
   # A wonderfully informative "usage" message.
@@ -324,6 +334,20 @@ if test "x$do_link" = "xyes"; then
 
   if test -n "$flag"; then
     shared_link="${flag}${libdir}"
+    # Any libraries in LDFLAGS or H5BLD_LDFLAGS also should have rpaths embedded
+    # in the executables created by h5cc (reduces need for LD_LIBRARY_PATH).
+    if test -n "$LDFLAGS"; then
+      for entry in $LDFLAGS; do
+        extdir=`echo $entry | sed '/^-L/ s/^-L//'`
+        shared_link="${shared_link} ${flag}${extdir}"
+      done
+    fi
+    if test -n "$H5BLD_LDFLAGS"; then
+      for entry in $H5BLD_LDFLAGS; do
+        extdir=`echo $entry | sed '/^-L/ s/^-L//'`
+        shared_link="${shared_link} ${flag}${extdir}"
+      done
+    fi
   fi
 
   if test "x$USE_SHARED_LIB" != "xyes"; then
@@ -365,11 +389,12 @@ if test "x$do_link" = "xyes"; then
   # module. It's okay if they're included twice in the compile line.
   link_args="$link_args $H5BLD_LDFLAGS $H5BLD_LIBS"
 
-  # User's CPPFLAGS and CXXFLAGS come after their H5BLD counterparts to override
-  # them.  User's LDFLAGS come just before clibpath, user's LIBS come after
-  # $link_objs and before the hdf5 libraries in $link_args, followed by any
-  # external library paths and libraries from AM_LDFLAGS, LDFLAGS, AM_LIBS
-  # or LIBS carried in from the hdf5 build.
+  # User's CPPFLAGS and CXXFLAGS come after their H5BLD counterparts.  User's
+  # LDFLAGS come just before clibpath, user's LIBS come after $link_objs and
+  # before the hdf5 libraries in $link_args, followed by any external library
+  # paths and libraries from AM_LDFLAGS, LDFLAGS, AM_LIBS or LIBS carried in
+  # from the hdf5 build. The order of the flags is intended to give precedence
+  # to the user's flags.
 
   $SHOW $CXXLINKER $H5BLD_CPPFLAGS $CPPFLAGS $H5BLD_CXXFLAGS $CXXFLAGS $LDFLAGS $clibpath $link_objs $LIBS $link_args $shared_link
 
diff --git a/c++/test/Makefile.in b/c++/test/Makefile.in
index 868c6db..88143ff 100644
--- a/c++/test/Makefile.in
+++ b/c++/test/Makefile.in
@@ -222,6 +222,7 @@ H5_VERSION = @H5_VERSION@
 HADDR_T = @HADDR_T@
 HAVE_DMALLOC = @HAVE_DMALLOC@
 HAVE_FORTRAN_2003 = @HAVE_FORTRAN_2003@
+HAVE_PTHREAD = @HAVE_PTHREAD@
 HDF5_HL = @HDF5_HL@
 HDF5_INTERFACES = @HDF5_INTERFACES@
 HDF_CXX = @HDF_CXX@
@@ -276,7 +277,6 @@ PACKAGE_VERSION = @PACKAGE_VERSION@
 PARALLEL = @PARALLEL@
 PATH_SEPARATOR = @PATH_SEPARATOR@
 PERL = @PERL@
-PTHREAD = @PTHREAD@
 RANLIB = @RANLIB@
 ROOT = @ROOT@
 RUNPARALLEL = @RUNPARALLEL@
diff --git a/c++/test/dsets.cpp b/c++/test/dsets.cpp
index e822b36..643762b 100644
--- a/c++/test/dsets.cpp
+++ b/c++/test/dsets.cpp
@@ -285,13 +285,7 @@ test_simple_io( H5File& file)
 static herr_t
 test_datasize()
 {
-
     SUBTEST("DataSet::getInMemDataSize()");
-
-    int	points[100][200];
-    int	check[100][200];
-    int		i, j, n;
-
     try
     {
 	// Open FILE1.
diff --git a/c++/test/tattr.cpp b/c++/test/tattr.cpp
index 100e725..7e77e85 100644
--- a/c++/test/tattr.cpp
+++ b/c++/test/tattr.cpp
@@ -252,14 +252,19 @@ static void test_attr_rename()
     int read_data1[ATTR1_DIM1]={0}; // Buffer for reading the attribute
     int i;
 
-	// Output message about test being performed
-    SUBTEST("Rename Attribute Function");
+    // Output message about test being performed
+    SUBTEST("Checking for Existence and Renaming Attribute");
 
     try {
 	// Open file
 	H5File fid1(FILE_BASIC, H5F_ACC_RDWR);
 
-	// Check rename of attribute belonging to a file
+	// Check and rename attribute belonging to a file
+
+	// Check for existence of attribute
+	bool attr_exists = fid1.attrExists(FATTR1_NAME);
+	if (attr_exists == false)
+	    throw InvalidActionException("H5File::attrExists", "Attribute should exist but does not");
 
 	// Change attribute name
 	fid1.renameAttr(FATTR1_NAME, FATTR_TMP_NAME);
@@ -280,7 +285,12 @@ static void test_attr_rename()
 	// Open the dataset
 	DataSet dataset = fid1.openDataSet(DSET1_NAME);
 
-	// Check rename of attribute belonging to a dataset
+	// Check and rename attribute belonging to a dataset
+
+	// Check for existence of attribute
+	attr_exists = dataset.attrExists(ATTR1_NAME);
+	if (attr_exists == false)
+	    throw InvalidActionException("H5File::attrExists", "Attribute should exist but does not");
 
 	// Change attribute name
 	dataset.renameAttr(ATTR1_NAME, ATTR_TMP_NAME);
@@ -303,6 +313,11 @@ static void test_attr_rename()
 	// Close attribute
     	attr1.close();
 
+	// Check for existence of second attribute
+	attr_exists = dataset.attrExists(ATTR2_NAME);
+	if (attr_exists == false)
+	    throw InvalidActionException("H5File::attrExists", "Attribute should exist but does not");
+
 	// Open the second attribute
 	Attribute attr2(dataset.openAttribute(ATTR2_NAME));
 
@@ -324,6 +339,11 @@ static void test_attr_rename()
 	// Change first attribute back to the original name
 	dataset.renameAttr(ATTR_TMP_NAME, ATTR1_NAME);
 
+	// Check for existence of attribute after renaming
+	attr_exists = dataset.attrExists(ATTR1_NAME);
+	if (attr_exists == false)
+	    throw InvalidActionException("H5File::attrExists", "Attribute should exist but does not");
+
 	PASSED();
     } // end try block
 
@@ -964,7 +984,6 @@ static void test_attr_mult_read()
 static void test_attr_delete()
 {
     H5std_string  attr_name; // Buffer for attribute names
-    int ii;
 
     // Output message about test being performed
     SUBTEST("Removing Attribute Function");
@@ -1355,6 +1374,53 @@ static void test_string_attr()
 
 /****************************************************************
 **
+**  test_attr_exists(): Test checking for attribute existence.
+**	(additional attrExists tests are in test_attr_rename())
+**
+****************************************************************/
+static void test_attr_exists()
+{
+    // Output message about test being performed
+    SUBTEST("Check Attribute Existence");
+
+    try {
+	// Open file.
+	H5File fid1(FILE_BASIC, H5F_ACC_RDWR);
+
+	// Open the root group.
+	Group root = fid1.openGroup("/");
+
+	// Check for existence of attribute
+	bool attr_exists = fid1.attrExists(ATTR1_FL_STR_NAME);
+	if (attr_exists == false)
+	    throw InvalidActionException("H5File::attrExists", "fid1, ATTR1_FL_STR_NAMEAttribute should exist but does not");
+
+	// Check for existence of attribute
+	attr_exists = fid1.attrExists(FATTR1_NAME);
+	if (attr_exists == false)
+	    throw InvalidActionException("H5File::attrExists", "fid1,FATTR2_NAMEAttribute should exist but does not");
+
+	// Open a group.
+	Group group = fid1.openGroup(GROUP1_NAME);
+
+	// Check for existence of attribute
+	attr_exists = group.attrExists(ATTR2_NAME);
+	if (attr_exists == false)
+	    throw InvalidActionException("H5File::attrExists", "group, ATTR2_NAMEAttribute should exist but does not");
+
+	PASSED();
+    } // end try block
+
+    catch (InvalidActionException E) {
+	issue_fail_msg("test_attr_exists()", __LINE__, __FILE__, E.getCDetailMsg());
+    }
+    catch (Exception E) {
+	issue_fail_msg("test_attr_exists()", __LINE__, __FILE__, E.getCDetailMsg());
+    }
+}   // test_attr_exists()
+
+/****************************************************************
+**
 **  test_attr(): Main attribute testing routine.
 **
 ****************************************************************/
@@ -1364,7 +1430,6 @@ extern "C"
 void test_attr()
 {
     // Output message about test being performed
-    //MESSAGE("Testing Attributes\n");
     MESSAGE(5, ("Testing Attributes\n"));
 
     test_attr_basic_write();	// Test basic H5A writing code
@@ -1384,6 +1449,7 @@ void test_attr()
     test_attr_dtype_shared();	// Test using shared datatypes in attributes
 
     test_string_attr();		// Test read/write string attribute
+    test_attr_exists();		// Test H5Location::attrExists
 
 }   // test_attr()
 
diff --git a/c++/test/tcompound.cpp b/c++/test/tcompound.cpp
index fbb1219..28d8a1e 100644
--- a/c++/test/tcompound.cpp
+++ b/c++/test/tcompound.cpp
@@ -749,7 +749,6 @@ extern "C"
 void test_compound()
 {
     // Output message about test being performed
-    //MESSAGE("Testing Compound Data Type operations\n");
     MESSAGE(5, ("Testing Compound Data Type operations\n"));
 
     test_compound_1();	// various things about compound data types
diff --git a/c++/test/tfile.cpp b/c++/test/tfile.cpp
index ba38d7a..65b8e57 100644
--- a/c++/test/tfile.cpp
+++ b/c++/test/tfile.cpp
@@ -117,16 +117,16 @@ static void test_file_create()
        "terminate called without an active exception
         Command terminated by signal 6"
    Commenting it out until it's fixed  LK 20120626. 
-#ifndef H5_HAVE_FILE_VERSIONS
+*/
 	try {
 	    H5File file2 (FILE1, H5F_ACC_TRUNC);  // should throw E
+
 	    // Should FAIL but didn't, so throw an invalid action exception
 	    throw InvalidActionException("H5File constructor", "Attempted to create an existing file.");
 	}
 	catch( FileIException E ) // catch truncating existing file
 	{} // do nothing, FAIL expected
 
-#endif
 	// Close file1
 	delete file1;
 	file1 = NULL;
@@ -144,7 +144,6 @@ static void test_file_create()
     	// Test create with H5F_ACC_TRUNC. This will truncate the existing file.
 	file1 = new H5File (FILE1, H5F_ACC_TRUNC);
 
-#ifndef H5_HAVE_FILE_VERSIONS
 	// Try to truncate first file again. This should fail because file1
 	// is the same file and is currently open.
     	try {
@@ -155,19 +154,17 @@ static void test_file_create()
 	}
 	catch( FileIException E ) // catching truncating opened file
 	{} // do nothing, FAIL expected
-#endif
+
      	// Try with H5F_ACC_EXCL. This should fail too because the file already
      	// exists.
     	try {
-//	    H5File file3 (FILE1, H5F_ACC_EXCL);  // should throw E
+	    H5File file3 (FILE1, H5F_ACC_EXCL);  // should throw E
 
 	    // Should FAIL but didn't, so throw an invalid action exception
 	    throw InvalidActionException("H5File constructor", "H5F_ACC_EXCL attempt on an existing file.");
     	}
 	catch( FileIException E ) // catching H5F_ACC_EXCL on existing file
 	{} // do nothing, FAIL expected
-*/
-   std::cerr << "SKIPPED for HDFFV-8067" << std::endl;
 
     	// Get the file-creation template
 	FileCreatPropList tmpl1 = file1->getCreatePlist();
@@ -627,7 +624,6 @@ void test_file()
 {
     // Output message about test being performed
     MESSAGE(5, ("Testing File I/O operations\n"));
-    //MESSAGE("Testing File I/O operations\n");
 
     test_file_create();	// Test file creation (also creation templates)
     test_file_open();	// Test file opening
diff --git a/c++/test/tfilter.cpp b/c++/test/tfilter.cpp
index 0dbdf00..9e60655 100644
--- a/c++/test/tfilter.cpp
+++ b/c++/test/tfilter.cpp
@@ -47,12 +47,14 @@
 #define FILTER_CHUNK_DIM2 25
 
 // will do this function later or use it as guideline - BMR - 2007/01/26
+#if 0
 static herr_t test_filter_internal(hid_t fid, const char *name, hid_t dcpl,
 		int if_fletcher32, int corrupted, hsize_t *dset_size)
 {
     cerr << "do nothing right now" << endl;
     return(0);
 }
+#endif
 
 /* Temporary filter IDs used for testing */
 #define H5Z_FILTER_BOGUS        305
@@ -254,13 +256,11 @@ extern "C"
 void test_filters()
 {
     // Output message about test being performed
-    //MESSAGE("Testing Various Filters\n");
     MESSAGE(5, ("Testing Various Filters\n"));
 
     hid_t       fapl_id;
     fapl_id = h5_fileaccess(); // in h5test.c, returns a file access template
 
-    int         nerrors=0;      // keep track of number of failures occurr
     try
     {
         // Use the file access template id to create a file access prop. list
diff --git a/c++/test/th5s.cpp b/c++/test/th5s.cpp
index 32c40d5..7947a9b 100644
--- a/c++/test/th5s.cpp
+++ b/c++/test/th5s.cpp
@@ -569,7 +569,6 @@ extern "C"
 void test_h5s()
 {
     // Output message about test being performed
-    //MESSAGE("Testing Dataspaces\n");
     MESSAGE(5, ("Testing Dataspaces\n"));
 
     test_h5s_basic();		// Test basic H5S code
diff --git a/c++/test/tlinks.cpp b/c++/test/tlinks.cpp
index e4e691a..fca5918 100644
--- a/c++/test/tlinks.cpp
+++ b/c++/test/tlinks.cpp
@@ -226,6 +226,7 @@ typedef struct {
     hbool_t *visited;           /* Pointer to array of "visited link" flags */
 } link_iter_info_t;
 
+#if 0
 /* Link visit structs */
 typedef struct {
     const char *path;           /* Path to link */
@@ -374,6 +375,7 @@ typedef struct {
     unsigned idx;               /* Index in object visit structure */
     const obj_visit_t *info;    /* Pointer to the object visit structure to use */
 } ovisit_ud_t;
+#endif
 
 static const char *FILENAME[] = {
     "link0",
@@ -529,7 +531,6 @@ void test_links()
     fapl_id = h5_fileaccess();
 
     // Output message about test being performed
-    //MESSAGE("Testing Various Links\n");
     MESSAGE(5, ("Testing Various Links\n"));
     try
     {
diff --git a/c++/test/trefer.cpp b/c++/test/trefer.cpp
index 4eb5b21..ce18e58 100644
--- a/c++/test/trefer.cpp
+++ b/c++/test/trefer.cpp
@@ -235,7 +235,6 @@ static void test_reference_obj(void)
 	verify_val(name_size, DSET1_LEN, "Group::getObjnameByIdx(index,(std::string)buf,buf_len)", __LINE__, __FILE__);
 
 	// Test getObjnameByIdx(hsize_t idx, char* name, size_t size)
-	char name_C[DSET1_LEN+1];
 	group.getObjnameByIdx(0, name, name_size+1);
 	verify_val(name, DSET1_NAME, "Group::getObjnameByIdx(index,(char*)buf,buf_len)", __LINE__, __FILE__);
 	verify_val(name_size, DSET1_LEN, "Group::getObjnameByIdx(index,(char*)buf,buf_len)", __LINE__, __FILE__);
@@ -345,7 +344,6 @@ extern "C"
 void test_reference(void)
 {
     // Output message about test being performed
-    //MESSAGE("Testing References\n");
     MESSAGE(5, ("Testing References\n"));
 
     test_reference_obj();       // Test basic object reference functionality
diff --git a/c++/test/ttypes.cpp b/c++/test/ttypes.cpp
index b1baa29..c10cf6d 100644
--- a/c++/test/ttypes.cpp
+++ b/c++/test/ttypes.cpp
@@ -52,6 +52,7 @@
  * normally require alignment. When set, all native datatypes must be aligned
  * on a byte boundary equal to the data size.
  */
+#if 0
 #define TEST_ALIGNMENT
 
 /* Alignment test stuff */
@@ -61,6 +62,9 @@
 #endif
 #define SET_ALIGNMENT(TYPE,VAL) \
     H5T_NATIVE_##TYPE##_ALIGN_g=MAX(H5T_NATIVE_##TYPE##_ALIGN_g, VAL)
+#endif
+ /* #include "H5Tpkg.h"
+ */ 
 
 const char *FILENAME[] = {
     "dtypes1.h5",
diff --git a/c++/test/tvlstr.cpp b/c++/test/tvlstr.cpp
index 73e54e0..89f24f2 100644
--- a/c++/test/tvlstr.cpp
+++ b/c++/test/tvlstr.cpp
@@ -129,7 +129,7 @@ void test_vlstr_free_custom(void *_mem, void *info)
  *-------------------------------------------------------------------------
  */
 // String for testing datasets
-static char stastring_ds_write[1]={'A'};
+// static char stastring_ds_write[1]={'A'};
 
 // Info for a string dataset
 const H5std_string DSET1_NAME("String_ds");
@@ -687,6 +687,7 @@ static void test_vlstring_attribute()
     }
 }   // test_vlstring_attribute()
 
+#if 0
 /*-------------------------------------------------------------------------
  * Function:	test_read_vl_string_attribute
  *
@@ -746,6 +747,7 @@ static void test_read_vl_string_attribute()
 	issue_fail_msg("test_read_vl_string_attribute()", __LINE__, __FILE__, E.getCDetailMsg());
     }
 } // test_read_vl_string_attribute
+#endif // 2013: need to verify before adding to test
 
 /*-------------------------------------------------------------------------
  * Function:	test_vlstring_array_attribute
@@ -957,7 +959,6 @@ extern "C"
 void test_vlstrings()
 {
     // Output message about test being performed
-    //MESSAGE("Testing Variable-Length Strings");
     MESSAGE(5, ("Testing Variable-Length Strings"));
 
     // These tests use the same file