Merge CMake changes from 1.10 to 1.8

9 files changed, 602 insertions, 146 deletions

diff --git a/config/cmake/ConfigureChecks.cmake b/config/cmake/ConfigureChecks.cmake
index 85e0492..3c285dc 100644
--- a/config/cmake/ConfigureChecks.cmake
+++ b/config/cmake/ConfigureChecks.cmake
@@ -20,7 +20,7 @@ include (${HDF_RESOURCES_EXT_DIR}/ConfigureChecks.cmake)
 #-----------------------------------------------------------------------------
 option (HDF5_Enable_Clear_File_Buffers "Securely clear file buffers before writing to file" ON)
 if (HDF5_Enable_Clear_File_Buffers)
-  set (H5_CLEAR_MEMORY 1)
+  set (${HDF_PREFIX}_CLEAR_MEMORY 1)
 endif ()
 MARK_AS_ADVANCED (HDF5_Enable_Clear_File_Buffers)
 
@@ -29,7 +29,7 @@ MARK_AS_ADVANCED (HDF5_Enable_Clear_File_Buffers)
 #-----------------------------------------------------------------------------
 option (HDF5_STRICT_FORMAT_CHECKS "Whether to perform strict file format checks" OFF)
 if (HDF5_STRICT_FORMAT_CHECKS)
-  set (H5_STRICT_FORMAT_CHECKS 1)
+  set (${HDF_PREFIX}_STRICT_FORMAT_CHECKS 1)
 endif ()
 MARK_AS_ADVANCED (HDF5_STRICT_FORMAT_CHECKS)
 
@@ -38,7 +38,7 @@ MARK_AS_ADVANCED (HDF5_STRICT_FORMAT_CHECKS)
 #-----------------------------------------------------------------------------
 option (HDF5_METADATA_TRACE_FILE "Enable metadata trace file collection" OFF)
 if (HDF5_METADATA_TRACE_FILE)
-  set (H5_METADATA_TRACE_FILE 1)
+  set (${HDF_PREFIX}_METADATA_TRACE_FILE 1)
 endif ()
 MARK_AS_ADVANCED (HDF5_METADATA_TRACE_FILE)
 
@@ -50,7 +50,7 @@ MARK_AS_ADVANCED (HDF5_METADATA_TRACE_FILE)
 #
 option (HDF5_WANT_DATA_ACCURACY "IF data accuracy is guaranteed during data conversions" ON)
 if (HDF5_WANT_DATA_ACCURACY)
-  set (H5_WANT_DATA_ACCURACY 1)
+  set (${HDF_PREFIX}_WANT_DATA_ACCURACY 1)
 endif ()
 MARK_AS_ADVANCED (HDF5_WANT_DATA_ACCURACY)
 
@@ -62,7 +62,7 @@ MARK_AS_ADVANCED (HDF5_WANT_DATA_ACCURACY)
 #
 option (HDF5_WANT_DCONV_EXCEPTION "exception handling functions is checked during data conversions" ON)
 if (HDF5_WANT_DCONV_EXCEPTION)
-  set (H5_WANT_DCONV_EXCEPTION 1)
+  set (${HDF_PREFIX}_WANT_DCONV_EXCEPTION 1)
 endif ()
 MARK_AS_ADVANCED (HDF5_WANT_DCONV_EXCEPTION)
 
@@ -71,7 +71,7 @@ MARK_AS_ADVANCED (HDF5_WANT_DCONV_EXCEPTION)
 #
 option (HDF5_ENABLE_CODESTACK "Enable the function stack tracing (for developer debugging)." OFF)
 if (HDF5_ENABLE_CODESTACK)
-  set (H5_HAVE_CODESTACK 1)
+  set (${HDF_PREFIX}_HAVE_CODESTACK 1)
 endif ()
 MARK_AS_ADVANCED (HDF5_ENABLE_CODESTACK)
 
@@ -84,36 +84,36 @@ if (HDF5_ENABLE_HSIZET)
 endif ()
 
 # so far we have no check for this
-set (H5_HAVE_TMPFILE 1)
+set (${HDF_PREFIX}_HAVE_TMPFILE 1)
 
 # TODO --------------------------------------------------------------------------
 # Should the Default Virtual File Driver be compiled?
 # This is hard-coded now but option should added to match configure
 #
-set (H5_DEFAULT_VFD H5FD_SEC2)
+set (${HDF_PREFIX}_DEFAULT_VFD H5FD_SEC2)
 
-if (NOT DEFINED "H5_DEFAULT_PLUGINDIR")
+if (NOT DEFINED "${HDF_PREFIX}_DEFAULT_PLUGINDIR")
   if (WINDOWS)
-    set (H5_DEFAULT_PLUGINDIR "%ALLUSERSPROFILE%\\\\hdf5\\\\lib\\\\plugin")
+    set (${HDF_PREFIX}_DEFAULT_PLUGINDIR "%ALLUSERSPROFILE%\\\\hdf5\\\\lib\\\\plugin")
   else ()
-    set (H5_DEFAULT_PLUGINDIR "/usr/local/hdf5/lib/plugin")
+    set (${HDF_PREFIX}_DEFAULT_PLUGINDIR "/usr/local/hdf5/lib/plugin")
   endif ()
 endif ()
 
 if (WINDOWS)
-  set (H5_HAVE_WINDOWS 1)
+  set (${HDF_PREFIX}_HAVE_WINDOWS 1)
   # ----------------------------------------------------------------------
   # Set the flag to indicate that the machine has window style pathname,
   # that is, "drive-letter:\" (e.g. "C:") or "drive-letter:/" (e.g. "C:/").
   # (This flag should be _unset_ for all machines, except for Windows)
-  set (H5_HAVE_WINDOW_PATH 1)
+  set (${HDF_PREFIX}_HAVE_WINDOW_PATH 1)
 endif ()
 
 # ----------------------------------------------------------------------
 # END of WINDOWS Hard code Values
 # ----------------------------------------------------------------------
 
-CHECK_FUNCTION_EXISTS (difftime          H5_HAVE_DIFFTIME)
+CHECK_FUNCTION_EXISTS (difftime          ${HDF_PREFIX}_HAVE_DIFFTIME)
 
 # Find the library containing clock_gettime()
 if (NOT WINDOWS)
@@ -121,12 +121,12 @@ if (NOT WINDOWS)
   CHECK_LIBRARY_EXISTS (rt clock_gettime "" CLOCK_GETTIME_IN_LIBRT)
   CHECK_LIBRARY_EXISTS (posix4 clock_gettime "" CLOCK_GETTIME_IN_LIBPOSIX4)
   if (CLOCK_GETTIME_IN_LIBC)
-    set (H5_HAVE_CLOCK_GETTIME 1)
+    set (${HDF_PREFIX}_HAVE_CLOCK_GETTIME 1)
   elseif (CLOCK_GETTIME_IN_LIBRT)
-    set (H5_HAVE_CLOCK_GETTIME 1)
+    set (${HDF_PREFIX}_HAVE_CLOCK_GETTIME 1)
     list (APPEND LINK_LIBS rt)
   elseif (CLOCK_GETTIME_IN_LIBPOSIX4)
-    set (H5_HAVE_CLOCK_GETTIME 1)
+    set (${HDF_PREFIX}_HAVE_CLOCK_GETTIME 1)
     list (APPEND LINK_LIBS posix4)
   endif ()
 endif ()
@@ -216,7 +216,7 @@ endmacro ()
 # The machine's conversion gets the correct value.  We define the macro and disable
 # this kind of test until we figure out what algorithm they use.
 #
-H5ConversionTests (H5_LDOUBLE_TO_LONG_SPECIAL  "Checking IF your system converts long double to (unsigned) long values with special algorithm")
+H5ConversionTests (${HDF_PREFIX}_LDOUBLE_TO_LONG_SPECIAL  "Checking IF your system converts long double to (unsigned) long values with special algorithm")
 # ----------------------------------------------------------------------
 # Set the flag to indicate that the machine is using a special algorithm
 # to convert some values of '(unsigned) long' to 'long double' values.
@@ -225,7 +225,7 @@ H5ConversionTests (H5_LDOUBLE_TO_LONG_SPECIAL  "Checking IF your system converts
 # ..., 7fffff..., the compiler uses a unknown algorithm.  We define a
 # macro and skip the test for now until we know about the algorithm.
 #
-H5ConversionTests (H5_LONG_TO_LDOUBLE_SPECIAL "Checking IF your system can convert (unsigned) long to long double values with special algorithm")
+H5ConversionTests (${HDF_PREFIX}_LONG_TO_LDOUBLE_SPECIAL "Checking IF your system can convert (unsigned) long to long double values with special algorithm")
 # ----------------------------------------------------------------------
 # Set the flag to indicate that the machine can accurately convert
 # 'long double' to '(unsigned) long long' values.  (This flag should be set for
@@ -235,7 +235,7 @@ H5ConversionTests (H5_LONG_TO_LDOUBLE_SPECIAL "Checking IF your system can conve
 # 0x4351ccf385ebc8a0dfcc... or 0x4351ccf385ebc8a0ffcc... will make the converted
 # values wildly wrong.  This test detects this wrong behavior and disable the test.
 #
-H5ConversionTests (H5_LDOUBLE_TO_LLONG_ACCURATE "Checking IF correctly converting long double to (unsigned) long long values")
+H5ConversionTests (${HDF_PREFIX}_LDOUBLE_TO_LLONG_ACCURATE "Checking IF correctly converting long double to (unsigned) long long values")
 # ----------------------------------------------------------------------
 # Set the flag to indicate that the machine can accurately convert
 # '(unsigned) long long' to 'long double' values.  (This flag should be set for
@@ -243,23 +243,8 @@ H5ConversionTests (H5_LDOUBLE_TO_LLONG_ACCURATE "Checking IF correctly convertin
 # 007fff..., 00ffff..., 01ffff..., ..., 7fffff..., the converted values are twice
 # as big as they should be.
 #
-H5ConversionTests (H5_LLONG_TO_LDOUBLE_CORRECT "Checking IF correctly converting (unsigned) long long to long double values")
+H5ConversionTests (${HDF_PREFIX}_LLONG_TO_LDOUBLE_CORRECT "Checking IF correctly converting (unsigned) long long to long double values")
 # ----------------------------------------------------------------------
 # Check if pointer alignments are enforced
 #
-H5ConversionTests (H5_NO_ALIGNMENT_RESTRICTIONS "Checking IF alignment restrictions are strictly enforced")
-
-# -----------------------------------------------------------------------
-# wrapper script variables
-#
-set (prefix ${CMAKE_INSTALL_PREFIX})
-set (exec_prefix "\${prefix}")
-set (libdir "${exec_prefix}/lib")
-set (includedir "\${prefix}/include")
-set (host_os ${CMAKE_HOST_SYSTEM_NAME})
-set (CC ${CMAKE_C_COMPILER})
-set (CXX ${CMAKE_CXX_COMPILER})
-set (FC ${CMAKE_Fortran_COMPILER})
-foreach (LINK_LIB ${LINK_LIBS})
-  set (LIBS "${LIBS} -l${LINK_LIB}")
-endforeach ()
+H5ConversionTests (${HDF_PREFIX}_NO_ALIGNMENT_RESTRICTIONS "Checking IF alignment restrictions are strictly enforced")
diff --git a/config/cmake/H5cxx_config.h.in b/config/cmake/H5cxx_config.h.in
index 82e85c6..d1dd42b 100644
--- a/config/cmake/H5cxx_config.h.in
+++ b/config/cmake/H5cxx_config.h.in
@@ -12,5 +12,5 @@
 /* src/H5cxx_config.h.in Created manually. */
 
 /* Define if offsetof extension is present */
-#cmakedefine HAVE_OFFSETOF ${HAVE_OFFSETOF}
+#cmakedefine H5_HAVE_OFFSETOF ${H5_HAVE_OFFSETOF}
 
diff --git a/config/cmake/H5pubconf.h.in b/config/cmake/H5pubconf.h.in
index 4d106aa..13bd4f7 100644
--- a/config/cmake/H5pubconf.h.in
+++ b/config/cmake/H5pubconf.h.in
@@ -34,7 +34,7 @@
 #cmakedefine H5_CLEAR_MEMORY @H5_CLEAR_MEMORY@
 
 /* Define if C++ compiler recognizes offsetof */
-#cmakedefine H5_CXX_HAVE_OFFSETOF @H5_CXX_HAVE_OFFSETOF@
+#cmakedefine H5_CXX_HAVE_OFFSETOF @CXX_HAVE_OFFSETOF@
 
 /* Define the default plugins path to compile */
 #cmakedefine H5_DEFAULT_PLUGINDIR "@H5_DEFAULT_PLUGINDIR@"
@@ -229,10 +229,10 @@
 /* Define to 1 if you have the <mpe.h> header file. */
 #cmakedefine H5_HAVE_MPE_H @H5_HAVE_MPE_H@
 
-/* Define if `MPI_Comm_c2f' and `MPI_Comm_f2c' exists */
+/* Define if MPI_Comm_c2f and MPI_Comm_f2c exists */
 #cmakedefine H5_HAVE_MPI_MULTI_LANG_Comm @H5_HAVE_MPI_MULTI_LANG_Comm@
 
-/* Define if `MPI_Info_c2f' and `MPI_Info_f2c' exists */
+/* Define if MPI_Info_c2f and MPI_Info_f2c exists */
 #cmakedefine H5_HAVE_MPI_MULTI_LANG_Info @H5_HAVE_MPI_MULTI_LANG_Info@
 
 /* Define if we have parallel support */
@@ -304,22 +304,22 @@
 /* Define to 1 if you have the `strdup' function. */
 #cmakedefine H5_HAVE_STRDUP @H5_HAVE_STRDUP@
 
-/* Define to 1 if you have the `strtoll' function. */
-#cmakedefine H5_HAVE_STRTOLL @H5_HAVE_STRTOLL@
-
-/* Define to 1 if you have the `strtoull' function. */
-#cmakedefine H5_HAVE_STRTOULL @H5_HAVE_STRTOULL@
-
 /* Define to 1 if you have the <strings.h> header file. */
 #cmakedefine H5_HAVE_STRINGS_H @H5_HAVE_STRINGS_H@
 
 /* Define to 1 if you have the <string.h> header file. */
 #cmakedefine H5_HAVE_STRING_H @H5_HAVE_STRING_H@
 
-/* Define if `struct text_info' is defined */
+/* Define to 1 if you have the `strtoll' function. */
+#cmakedefine H5_HAVE_STRTOLL @H5_HAVE_STRTOLL@
+
+/* Define to 1 if you have the `strtoull' function. */
+#cmakedefine H5_HAVE_STRTOULL @H5_HAVE_STRTOULL@
+
+/* Define if struct text_info is defined */
 #cmakedefine H5_HAVE_STRUCT_TEXT_INFO @H5_HAVE_STRUCT_TEXT_INFO@
 
-/* Define if `struct videoconfig' is defined */
+/* Define if struct videoconfig is defined */
 #cmakedefine H5_HAVE_STRUCT_VIDEOCONFIG @H5_HAVE_STRUCT_VIDEOCONFIG@
 
 /* Define to 1 if you have the `symlink' function. */
@@ -358,7 +358,7 @@
 /* Define if we have thread safe support */
 #cmakedefine H5_HAVE_THREADSAFE @H5_HAVE_THREADSAFE@
 
-/* Define if `timezone' is a global variable */
+/* Define if timezone is a global variable */
 #cmakedefine H5_HAVE_TIMEZONE @H5_HAVE_TIMEZONE@
 
 /* Define if the ioctl TIOCGETD is defined */
@@ -370,7 +370,7 @@
 /* Define to 1 if you have the `tmpfile' function. */
 #cmakedefine H5_HAVE_TMPFILE @H5_HAVE_TMPFILE@
 
-/* Define if `tm_gmtoff' is a member of `struct tm' */
+/* Define if tm_gmtoff is a member of struct tm */
 #cmakedefine H5_HAVE_TM_GMTOFF @H5_HAVE_TM_GMTOFF@
 
 /* Define to 1 if you have the <unistd.h> header file. */
@@ -391,7 +391,7 @@
 /* Define if your system has window style path name. */
 #cmakedefine H5_HAVE_WINDOW_PATH @H5_HAVE_WINDOW_PATH@
 
-/* Define to 1 if you have the <winsock.h> header file. */
+/* Define to 1 if you have the <winsock2.h> header file. */
 #cmakedefine H5_HAVE_WINSOCK2_H @H5_HAVE_WINSOCK2_H@
 
 /* Define to 1 if you have the <zlib.h> header file. */
@@ -409,7 +409,7 @@
 /* Define if the compiler understands __inline__ */
 #cmakedefine H5_HAVE___INLINE__ @H5_HAVE___INLINE__@
 
-/* Define if HDF5's high-level library headers should be included in hdf5.h */
+/* Define if the high-level library headers should be included in hdf5.h */
 #cmakedefine H5_INCLUDE_HL @H5_INCLUDE_HL@
 
 /* Define if your system can convert long double to (unsigned) long long
@@ -616,6 +616,9 @@
 /* Define using v1.6 public API symbols by default */
 #cmakedefine H5_USE_16_API_DEFAULT @H5_USE_16_API_DEFAULT@
 
+/* Define using v1.8 public API symbols by default */
+#cmakedefine H5_USE_18_API_DEFAULT @H5_USE_18_API_DEFAULT@
+
 /* Define if a memory checking tool will be used on the library, to cause
    library to be very picky about memory operations and also disable the
    internal free list manager code. */
diff --git a/config/cmake/HDF518_Examples.cmake.in b/config/cmake/HDF518_Examples.cmake.in
index c95a6f6..12c2ac9 100644
--- a/config/cmake/HDF518_Examples.cmake.in
+++ b/config/cmake/HDF518_Examples.cmake.in
@@ -48,7 +48,7 @@ set(ADD_BUILD_OPTIONS "${ADD_BUILD_OPTIONS} -DCTEST_CONFIGURATION_TYPE:STRING=${
 ##################################################################
 
 if(NOT DEFINED INSTALLDIR)
-  set(INSTALLDIR "@CMAKE_INSTALL_PREFIX@")
+  set(INSTALLDIR "C:/Program Files/HDF_Group/@HDF5_PACKAGE_NAME@/@HDF5_PACKAGE_VERSION@")
 endif()
 
 if(NOT DEFINED CTEST_SOURCE_NAME)
@@ -70,7 +70,7 @@ set(ADD_BUILD_OPTIONS "${ADD_BUILD_OPTIONS} -DSITE:STRING=${CTEST_SITE} -DBUILDN
 
 #TAR_SOURCE - name of tarfile
 #if(NOT DEFINED TAR_SOURCE)
-#  set(CTEST_USE_TAR_SOURCE "HDF5Examples-0.2.4-Source")
+#  set(CTEST_USE_TAR_SOURCE "HDF5Examples-0.2.8-Source")
 #endif()
 
 ###############################################################################################################
diff --git a/config/cmake/HDF5Macros.cmake b/config/cmake/HDF5Macros.cmake
index fe38b82..6c203e2 100644
--- a/config/cmake/HDF5Macros.cmake
+++ b/config/cmake/HDF5Macros.cmake
@@ -33,8 +33,10 @@ macro (H5_SET_LIB_OPTIONS libtarget libname libtype libpackage)
   if (APPLE)
     option (HDF5_BUILD_WITH_INSTALL_NAME "Build with library install_name set to the installation path" OFF)
     if (HDF5_BUILD_WITH_INSTALL_NAME)
-      set_target_properties (${libtarget} PROPERTIES
+      set_property(TARGET ${libtarget} APPEND PROPERTY
           LINK_FLAGS "-current_version ${HDF5_PACKAGE_VERSION} -compatibility_version ${HDF5_PACKAGE_VERSION}"
+      )
+      set_target_properties (${libtarget} PROPERTIES
           INSTALL_NAME_DIR "${CMAKE_INSTALL_PREFIX}/lib"
           BUILD_WITH_INSTALL_RPATH ${HDF5_BUILD_WITH_INSTALL_NAME}
       )
diff --git a/config/cmake/HDF5UseFortran.cmake b/config/cmake/HDF5UseFortran.cmake
new file mode 100644
index 0000000..1f66bad
--- /dev/null
+++ b/config/cmake/HDF5UseFortran.cmake
@@ -0,0 +1,478 @@
+#
+# Copyright by The HDF Group.
+# All rights reserved.
+#
+# This file is part of HDF5.  The full HDF5 copyright notice, including
+# terms governing use, modification, and redistribution, is contained in
+# the COPYING file, which can be found at the root of the source code
+# distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases.
+# If you do not have access to either file, you may request a copy from
+# help@hdfgroup.org.
+#
+
+#
+# This file provides functions for HDF5 specific Fortran support.
+#
+#-------------------------------------------------------------------------------
+ENABLE_LANGUAGE (Fortran)
+set (HDF_PREFIX "H5")
+include (CheckFortranFunctionExists)
+
+## Check for non-standard extenstion quadmath.h
+
+CHECK_INCLUDE_FILES(quadmath.h C_HAVE_QUADMATH)
+
+if (${C_HAVE_QUADMATH})
+  set(${HDF_PREFIX}_HAVE_QUADMATH_H 1)
+else ()
+  set(${HDF_PREFIX}_HAVE_QUADMATH_H 0)
+endif ()
+
+# The provided CMake Fortran macros don't provide a general compile/run function
+# so this one is used.
+#-----------------------------------------------------------------------------
+macro (FORTRAN_RUN FUNCTION CODE RUN_RESULT_VAR1 COMPILE_RESULT_VAR RETURN)
+#
+#  if (NOT DEFINED ${RUN_RESULT_VAR})
+    message (STATUS "Detecting Fortran ${FUNCTION}")
+    if (CMAKE_REQUIRED_LIBRARIES)
+      set (CHECK_FUNCTION_EXISTS_ADD_LIBRARIES
+          "-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
+    else ()
+      set (CHECK_FUNCTION_EXISTS_ADD_LIBRARIES)
+    endif ()
+    file (WRITE
+        ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testFortranCompiler1.f90
+        "${CODE}"
+    )
+    TRY_RUN (RUN_RESULT_VAR COMPILE_RESULT_VAR
+        ${CMAKE_BINARY_DIR}
+        ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testFortranCompiler1.f90
+        CMAKE_FLAGS "${CHECK_FUNCTION_EXISTS_ADD_LIBRARIES}"
+        RUN_OUTPUT_VARIABLE OUTPUT
+    )
+
+    set(${RETURN} ${OUTPUT})
+
+    #message ( "Test result1 ${RETURN} ")
+    #message ( "Test result3 ${RESULT} ")
+    #message ( "Test result2 ${CMAKE_MATCH_0} ")
+    #message ( "Test result4 ${CMAKE_MATCH_1} ")
+    #message ( "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
+    #message ( "Test result2 ${COMPILE_RESULT_VAR} ")
+    #message ( "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
+    #message ( "Test result1 ${RUN_RESULT_VAR} ")
+    #message ( "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
+
+    if (${COMPILE_RESULT_VAR})
+      if (${RUN_RESULT_VAR} MATCHES 0)
+        message (STATUS "Testing Fortran ${FUNCTION} - OK")
+        file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
+          "Determining if the Fortran ${FUNCTION} exists passed with the following output:\n"
+          "${OUTPUT}\n\n"
+        )
+      else ()
+        message (STATUS "Testing Fortran ${FUNCTION} - Fail")
+        file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
+          "Determining if the Fortran ${FUNCTION} exists failed with the following output:\n"
+          "${OUTPUT}\n\n")
+      endif ()
+    endif ()
+#  endif ()
+endmacro ()
+
+# Read source line beginning at the line matching Input:"START" and ending at the line matching Input:"END"
+macro (READ_SOURCE START END RETURN)
+  file (READ "${HDF5_SOURCE_DIR}/m4/aclocal_fc.f90" CODE)
+  string (REGEX MATCH "${START}[\\\t\\\n\\\r[].+]*${END}" CODE ${CODE})
+  set (RETURN "${CODE}")
+endmacro ()
+
+#-----------------------------------------------------------------------------
+#  Check to see C_LONG_DOUBLE is available
+
+READ_SOURCE("PROGRAM PROG_FC_HAVE_C_LONG_DOUBLE" "END PROGRAM PROG_FC_HAVE_C_LONG_DOUBLE" CODE)
+CHECK_FORTRAN_FEATURE(c_long_double
+  "${CODE}"
+  FORTRAN_HAVE_C_LONG_DOUBLE
+)
+
+if (${FORTRAN_HAVE_C_LONG_DOUBLE})
+  set (${HDF_PREFIX}_FORTRAN_HAVE_C_LONG_DOUBLE 1)
+else ()
+  set (${HDF_PREFIX}_FORTRAN_HAVE_C_LONG_DOUBLE 0)
+endif ()
+
+# Check to see C_LONG_DOUBLE is different from C_DOUBLE
+
+READ_SOURCE("MODULE type_mod" "END PROGRAM PROG_FC_C_LONG_DOUBLE_EQ_C_DOUBLE" CODE)
+CHECK_FORTRAN_FEATURE(c_long_double
+  "${CODE}"
+  FORTRAN_C_LONG_DOUBLE_IS_UNIQUE
+)
+if (${FORTRAN_C_LONG_DOUBLE_IS_UNIQUE})
+  set (${HDF_PREFIX}_FORTRAN_C_LONG_DOUBLE_IS_UNIQUE 1)
+else ()
+  set (${HDF_PREFIX}_FORTRAN_C_LONG_DOUBLE_IS_UNIQUE 0)
+endif ()
+
+## Set the sizeof function for use later in the fortran tests
+if (${HDF_PREFIX}_FORTRAN_HAVE_STORAGE_SIZE)
+  set (FC_SIZEOF_A "STORAGE_SIZE(a, c_size_t)/STORAGE_SIZE(c_char_'a',c_size_t)")
+  set (FC_SIZEOF_B "STORAGE_SIZE(b, c_size_t)/STORAGE_SIZE(c_char_'a',c_size_t)")
+  set (FC_SIZEOF_C "STORAGE_SIZE(c, c_size_t)/STORAGE_SIZE(c_char_'a',c_size_t)")
+elseif (${HDF_PREFIX}_FORTRAN_HAVE_C_SIZEOF)
+  set (FC_SIZEOF_A "SIZEOF(a)")
+  set (FC_SIZEOF_B "SIZEOF(b)")
+  set (FC_SIZEOF_C "SIZEOF(c)")
+else ()
+  message (FATAL_ERROR "Fortran compiler requires either intrinsic functions SIZEOF or STORAGE_SIZE")
+endif ()
+
+#-----------------------------------------------------------------------------
+# Determine the available KINDs for REALs and INTEGERs
+#-----------------------------------------------------------------------------
+
+READ_SOURCE ("PROGRAM FC_AVAIL_KINDS" "END PROGRAM FC_AVAIL_KINDS" CODE)
+FORTRAN_RUN ("REAL and INTEGER KINDs"
+  "${CODE}"
+  XX
+  YY
+  PROG_OUTPUT
+)
+# dnl The output from the above program will be:
+# dnl    -- LINE 1 --  valid integer kinds (comma seperated list)
+# dnl    -- LINE 2 --  valid real kinds (comma seperated list)
+# dnl    -- LINE 3 --  max decimal precision for reals
+# dnl    -- LINE 4 --  number of valid integer kinds
+# dnl    -- LINE 5 --  number of valid real kinds
+
+file (READ "${CMAKE_BINARY_DIR}/pac_fconftest.out" PROG_OUTPUT)
+# Convert the string to a list of strings by replacing the carriage return with a semicolon
+string (REGEX REPLACE "\n" ";" PROG_OUTPUT "${PROG_OUTPUT}")
+
+list (GET PROG_OUTPUT 0 pac_validIntKinds)
+list (GET PROG_OUTPUT 1 pac_validRealKinds)
+list (GET PROG_OUTPUT 2 ${HDF_PREFIX}_PAC_FC_MAX_REAL_PRECISION)
+
+# If the lists are empty then something went wrong.
+if (NOT pac_validIntKinds)
+    message (FATAL_ERROR "Failed to find available INTEGER KINDs for Fortran")
+endif ()
+if (NOT pac_validRealKinds)
+    message (FATAL_ERROR "Failed to find available REAL KINDs for Fortran")
+endif ()
+if (NOT ${HDF_PREFIX}_PAC_FC_MAX_REAL_PRECISION)
+    message (FATAL_ERROR "No output from Fortran decimal precision program")
+endif ()
+
+set (PAC_FC_ALL_INTEGER_KINDS "\{${pac_validIntKinds}\}")
+set (PAC_FC_ALL_REAL_KINDS "\{${pac_validRealKinds}\}")
+
+list (GET PROG_OUTPUT 3 NUM_IKIND)
+list (GET PROG_OUTPUT 4 NUM_RKIND)
+
+set (PAC_FORTRAN_NUM_INTEGER_KINDS "${NUM_IKIND}")
+
+set (${HDF_PREFIX}_H5CONFIG_F_NUM_IKIND "INTEGER, PARAMETER :: num_ikinds = ${NUM_IKIND}")
+set (${HDF_PREFIX}_H5CONFIG_F_IKIND "INTEGER, DIMENSION(1:num_ikinds) :: ikind = (/${pac_validIntKinds}/)")
+
+message (STATUS "....NUMBER OF INTEGER KINDS FOUND ${PAC_FORTRAN_NUM_INTEGER_KINDS}")
+message (STATUS "....REAL KINDS FOUND ${PAC_FC_ALL_REAL_KINDS}")
+message (STATUS "....INTEGER KINDS FOUND ${PAC_FC_ALL_INTEGER_KINDS}")
+message (STATUS "....MAX DECIMAL PRECISION ${${HDF_PREFIX}_PAC_FC_MAX_REAL_PRECISION}")
+
+#-----------------------------------------------------------------------------
+# Determine the available KINDs for REALs and INTEGERs
+#-----------------------------------------------------------------------------
+# **********
+# INTEGERS
+# **********
+string (REGEX REPLACE "," ";" VAR "${pac_validIntKinds}")
+
+foreach (KIND ${VAR} )
+  set (PROG_SRC
+    "
+        PROGRAM main
+        USE ISO_C_BINDING
+        IMPLICIT NONE
+        INTEGER (KIND=${KIND}) a
+        WRITE(*,'(I0)') ${FC_SIZEOF_A}
+        END
+     "
+  )
+  FORTRAN_RUN("INTEGER KIND SIZEOF" ${PROG_SRC}
+  XX
+  YY
+  PROG_OUTPUT1
+  )
+  string (REGEX REPLACE "\n" "" PROG_OUTPUT1 "${PROG_OUTPUT1}")
+  set (pack_int_sizeof "${pack_int_sizeof} ${PROG_OUTPUT1},")
+endforeach ()
+
+if (pack_int_sizeof STREQUAL "")
+   message (FATAL_ERROR "Failed to find available INTEGER KINDs for Fortran")
+endif ()
+
+string (STRIP ${pack_int_sizeof} pack_int_sizeof)
+
+#Remove trailing comma
+string (REGEX REPLACE ",$" "" pack_int_sizeof "${pack_int_sizeof}")
+#Remove spaces
+string (REGEX REPLACE " " "" pack_int_sizeof "${pack_int_sizeof}")
+
+set (PAC_FC_ALL_INTEGER_KINDS_SIZEOF "\{${pack_int_sizeof}\}")
+
+message (STATUS "....FOUND SIZEOF for INTEGER KINDs ${PAC_FC_ALL_INTEGER_KINDS_SIZEOF}")
+# **********
+# REALS
+# **********
+string (REGEX REPLACE "," ";" VAR "${pac_validRealKinds}")
+
+#find the maximum kind of the real
+list (LENGTH VAR LEN_VAR)
+math (EXPR _LEN "${LEN_VAR}-1")
+list (GET VAR ${_LEN} max_real_fortran_kind)
+
+foreach (KIND ${VAR} )
+  set (PROG_SRC
+    "
+        PROGRAM main
+        USE ISO_C_BINDING
+        IMPLICIT NONE
+        REAL (KIND=${KIND}) a
+        WRITE(*,'(I0)') ${FC_SIZEOF_A}
+        END
+     "
+  )
+  FORTRAN_RUN ("REAL KIND SIZEOF" ${PROG_SRC}
+  XX
+  YY
+  PROG_OUTPUT1
+  )
+  string (REGEX REPLACE "\n" "" PROG_OUTPUT1 "${PROG_OUTPUT1}")
+  set (pack_real_sizeof "${pack_real_sizeof} ${PROG_OUTPUT1},")
+endforeach ()
+
+if (pack_int_sizeof STREQUAL "")
+   message (FATAL_ERROR "Failed to find available REAL KINDs for Fortran")
+endif ()
+
+string(STRIP ${pack_real_sizeof} pack_real_sizeof)
+
+#Remove trailing comma
+string (REGEX REPLACE ",$" "" pack_real_sizeof "${pack_real_sizeof}")
+#Remove spaces
+string (REGEX REPLACE " " "" pack_real_sizeof "${pack_real_sizeof}")
+
+set (${HDF_PREFIX}_H5CONFIG_F_RKIND_SIZEOF "INTEGER, DIMENSION(1:num_rkinds) :: rkind_sizeof = (/${pack_real_sizeof}/)")
+
+message (STATUS "....FOUND SIZEOF for REAL KINDs \{${pack_real_sizeof}\}")
+
+set (PAC_FC_ALL_REAL_KINDS_SIZEOF "\{${pack_real_sizeof}\}")
+
+#find the maximum kind of the real
+string (REGEX REPLACE "," ";" VAR "${pack_real_sizeof}")
+list (LENGTH VAR LEN_VAR)
+math (EXPR _LEN "${LEN_VAR}-1")
+list (GET VAR ${_LEN} max_real_fortran_sizeof)
+
+#-----------------------------------------------------------------------------
+# Find sizeof of native kinds
+#-----------------------------------------------------------------------------
+FORTRAN_RUN ("SIZEOF NATIVE KINDs"
+  "
+       PROGRAM main
+          USE ISO_C_BINDING
+          IMPLICIT NONE
+          INTEGER a
+          REAL b
+          DOUBLE PRECISION c
+          WRITE(*,*) ${FC_SIZEOF_A}
+    WRITE(*,*) kind(a)
+    WRITE(*,*) ${FC_SIZEOF_B}
+    WRITE(*,*) kind(b)
+          WRITE(*,*) ${FC_SIZEOF_C}
+          WRITE(*,*) kind(c)
+       END
+  "
+  XX
+  YY
+  PROG_OUTPUT
+)
+# dnl The output from the above program will be:
+# dnl    -- LINE 1 --  sizeof INTEGER
+# dnl    -- LINE 2 --  kind of INTEGER
+# dnl    -- LINE 3 --  sizeof REAL
+# dnl    -- LINE 4 --  kind of REAL
+# dnl    -- LINE 5 --  sizeof DOUBLE PRECISION
+# dnl    -- LINE 6 --  kind of DOUBLE PRECISION
+
+# Convert the string to a list of strings by replacing the carriage return with a semicolon
+string (REGEX REPLACE "\n" ";" PROG_OUTPUT "${PROG_OUTPUT}")
+
+list (GET PROG_OUTPUT 0 PAC_FORTRAN_NATIVE_INTEGER_SIZEOF)
+list (GET PROG_OUTPUT 1 PAC_FORTRAN_NATIVE_INTEGER_KIND)
+list (GET PROG_OUTPUT 2 PAC_FORTRAN_NATIVE_REAL_SIZEOF)
+list (GET PROG_OUTPUT 3 PAC_FORTRAN_NATIVE_REAL_KIND)
+list (GET PROG_OUTPUT 4 PAC_FORTRAN_NATIVE_DOUBLE_SIZEOF)
+list (GET PROG_OUTPUT 5 PAC_FORTRAN_NATIVE_DOUBLE_KIND)
+
+if (NOT PAC_FORTRAN_NATIVE_INTEGER_SIZEOF)
+   message (FATAL_ERROR "Failed to find SIZEOF NATIVE INTEGER KINDs for Fortran")
+endif ()
+if (NOT PAC_FORTRAN_NATIVE_REAL_SIZEOF)
+   message (FATAL_ERROR "Failed to find SIZEOF NATIVE REAL KINDs for Fortran")
+endif ()
+if (NOT PAC_FORTRAN_NATIVE_DOUBLE_SIZEOF)
+   message (FATAL_ERROR "Failed to find SIZEOF NATIVE DOUBLE KINDs for Fortran")
+endif ()
+if (NOT PAC_FORTRAN_NATIVE_INTEGER_KIND)
+   message (FATAL_ERROR "Failed to find KIND of NATIVE INTEGER for Fortran")
+endif ()
+if (NOT PAC_FORTRAN_NATIVE_REAL_KIND)
+   message (FATAL_ERROR "Failed to find KIND of NATIVE REAL for Fortran")
+endif ()
+if (NOT PAC_FORTRAN_NATIVE_DOUBLE_KIND)
+   message (FATAL_ERROR "Failed to find KIND of NATIVE DOUBLE for Fortran")
+endif ()
+
+
+set (${HDF_PREFIX}_FORTRAN_SIZEOF_LONG_DOUBLE ${${HDF_PREFIX}_SIZEOF_LONG_DOUBLE})
+
+# remove the invalid kind from the list
+if (NOT(${${HDF_PREFIX}_SIZEOF___FLOAT128} EQUAL 0))
+   if (NOT(${${HDF_PREFIX}_SIZEOF___FLOAT128} EQUAL ${max_real_fortran_sizeof})
+       AND NOT(${${HDF_PREFIX}_FORTRAN_SIZEOF_LONG_DOUBLE} EQUAL ${max_real_fortran_sizeof})
+       # account for the fact that the C compiler can have 16-byte __float128 and the fortran compiler only has 8-byte doubles,
+       # so we don't want to remove the 8-byte fortran doubles.
+       AND NOT(${PAC_FORTRAN_NATIVE_DOUBLE_SIZEOF} EQUAL ${max_real_fortran_sizeof}))
+     message (WARNING "
+          Fortran REAL(KIND=${max_real_fortran_kind}) is $max_real_fortran_sizeof Bytes, but no corresponding C float type exists of that size
+                                           !!! Fortran interfaces will not be generated for REAL(KIND=${max_real_fortran_kind}) !!!")
+     string (REGEX REPLACE ",[0-9]+}" "}" PAC_FC_ALL_REAL_KINDS ${PAC_FC_ALL_REAL_KINDS})
+     string (REGEX REPLACE ",[0-9]+}" "}" PAC_FC_ALL_REAL_KINDS_SIZEOF ${PAC_FC_ALL_REAL_KINDS_SIZEOF})
+     math (EXPR NUM_RKIND "${NUM_RKIND} - 1")
+   endif ()
+endif ()
+
+set (${HDF_PREFIX}_H5CONFIG_F_NUM_RKIND "INTEGER, PARAMETER :: num_rkinds = ${NUM_RKIND}")
+
+string (REGEX REPLACE "{" "" OUT_VAR ${PAC_FC_ALL_REAL_KINDS})
+string (REGEX REPLACE "}" "" OUT_VAR ${OUT_VAR})
+set (${HDF_PREFIX}_H5CONFIG_F_RKIND "INTEGER, DIMENSION(1:num_rkinds) :: rkind = (/${OUT_VAR}/)")
+
+string (REGEX REPLACE "{" "" OUT_VAR ${PAC_FC_ALL_REAL_KINDS_SIZEOF})
+string (REGEX REPLACE "}" "" OUT_VAR ${OUT_VAR})
+set (${HDF_PREFIX}_H5CONFIG_F_RKIND_SIZEOF "INTEGER, DIMENSION(1:num_rkinds) :: rkind_sizeof = (/${OUT_VAR}/)")
+
+ENABLE_LANGUAGE (C)
+
+#-----------------------------------------------------------------------------
+# The provided CMake C macros don't provide a general compile/run function
+# so this one is used.
+#-----------------------------------------------------------------------------
+macro (C_RUN FUNCTION CODE RETURN)
+    message (STATUS "Detecting C ${FUNCTION}")
+    if (CMAKE_REQUIRED_LIBRARIES)
+      set (CHECK_FUNCTION_EXISTS_ADD_LIBRARIES
+          "-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
+    else ()
+      set (CHECK_FUNCTION_EXISTS_ADD_LIBRARIES)
+    endif ()
+    file (WRITE
+        ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testCCompiler1.c
+        ${CODE}
+    )
+    TRY_RUN (RUN_RESULT_VAR COMPILE_RESULT_VAR
+        ${CMAKE_BINARY_DIR}
+        ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testCCompiler1.c
+        CMAKE_FLAGS "${CHECK_FUNCTION_EXISTS_ADD_LIBRARIES}"
+        RUN_OUTPUT_VARIABLE OUTPUT
+    )
+
+    set (${RETURN} ${OUTPUT})
+
+    #message ( "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
+    #message ( "Test COMPILE_RESULT_VAR ${COMPILE_RESULT_VAR} ")
+    #message ( "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
+    #message ( "Test RUN_RESULT_VAR ${RUN_RESULT_VAR} ")
+    #message ( "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
+
+    if (${COMPILE_RESULT_VAR})
+      if (${RUN_RESULT_VAR} MATCHES 1)
+        set (${RUN_RESULT_VAR} 1 CACHE INTERNAL "Have C function ${FUNCTION}")
+        message (STATUS "Testing C ${FUNCTION} - OK")
+        file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
+            "Determining if the C ${FUNCTION} exists passed with the following output:\n"
+            "${OUTPUT}\n\n"
+        )
+      else ()
+        message (STATUS "Testing C ${FUNCTION} - Fail")
+        set (${RUN_RESULT_VAR} 0 CACHE INTERNAL "Have C function ${FUNCTION}")
+        file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
+            "Determining if the C ${FUNCTION} exists failed with the following output:\n"
+            "${OUTPUT}\n\n")
+      endif ()
+    else ()
+        message (FATAL_ERROR "Compilation of C ${FUNCTION} - Failed")
+    endif ()
+endmacro ()
+
+set (PROG_SRC
+    "
+#include <float.h>
+#include <stdio.h>
+#define CHECK_FLOAT128 ${${HDF_PREFIX}_SIZEOF___FLOAT128}
+#if CHECK_FLOAT128!=0
+# if ${${HDF_PREFIX}_HAVE_QUADMATH_H}!=0
+#include <quadmath.h>
+# endif
+# ifdef FLT128_DIG
+#define C_FLT128_DIG FLT128_DIG
+# else
+#define C_FLT128_DIG 0
+# endif
+#else
+#define C_FLT128_DIG 0
+#endif
+#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+#define C_LDBL_DIG DECIMAL_DIG
+#else
+#define C_LDBL_DIG LDBL_DIG
+#endif
+   int main() {
+       printf(\"%d\\\\n%d\\\\n\", C_LDBL_DIG, C_FLT128_DIG)\\\;
+       return 1\\\;
+   }
+     "
+)
+
+C_RUN ("maximum decimal precision for C" ${PROG_SRC} PROG_OUTPUT)
+
+# dnl The output from the above program will be:
+# dnl    -- LINE 1 --  long double decimal precision
+# dnl    -- LINE 2 --  __float128 decimal precision
+
+# Convert the string to a list of strings by replacing the carriage return with a semicolon
+string (REGEX REPLACE "\n" ";" PROG_OUTPUT "${PROG_OUTPUT}")
+
+list (GET PROG_OUTPUT 0 LDBL_DIG)
+list (GET PROG_OUTPUT 1 FLT128_DIG)
+
+if (${HDF_PREFIX}_SIZEOF___FLOAT128 EQUAL 0 OR FLT128_DIG EQUAL 0)
+  set (${HDF_PREFIX}_HAVE_FLOAT128 0)
+  set (${HDF_PREFIX}_SIZEOF___FLOAT128 0)
+  set (${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION ${LDBL_DIG})
+else ()
+  set(${HDF_PREFIX}_PAC_C_MAX_REAL_PRECISION ${FLT128_DIG})
+endif ()
+
+
+# Setting definition if there is a 16 byte fortran integer
+string (FIND ${PAC_FC_ALL_INTEGER_KINDS_SIZEOF} "16" pos)
+if (${pos} EQUAL -1)
+  set (${HDF_PREFIX}_HAVE_Fortran_INTEGER_SIZEOF_16 0)
+else ()
+  set (${HDF_PREFIX}_HAVE_Fortran_INTEGER_SIZEOF_16 1)
+endif ()
diff --git a/config/cmake/HDFCompilerFlags.cmake b/config/cmake/HDFCompilerFlags.cmake
index 56277fa..ec13272 100644
--- a/config/cmake/HDFCompilerFlags.cmake
+++ b/config/cmake/HDFCompilerFlags.cmake
@@ -9,30 +9,33 @@
 # If you do not have access to either file, you may request a copy from
 # help@hdfgroup.org.
 #
+
+message (STATUS "Warnings Configuration:")
 #-----------------------------------------------------------------------------
 # Compiler specific flags : Shouldn't there be compiler tests for these
 #-----------------------------------------------------------------------------
 if (CMAKE_COMPILER_IS_GNUCC)
+  set (CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS}")
+  if (NOT CYGWIN)
+    set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99")
+  endif ()
   if (${HDF_CFG_NAME} MATCHES "Debug")
-    set (CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS} -std=c99")
     if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0)
       set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Og -ftrapv -fno-common")
     endif ()
   else ()
-    set (CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS} -std=c99")
     if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0)
       set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstdarg-opt")
     endif ()
   endif ()
 endif ()
 if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+  set (CMAKE_CXX_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_CXX_FLAGS}")
   if (${HDF_CFG_NAME} MATCHES "Debug")
-    set (CMAKE_CXX_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_CXX_FLAGS}")
     if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
       set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Og -ftrapv -fno-common")
     endif ()
   else ()
-    set (CMAKE_CXX_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_CXX_FLAGS}")
     if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
       set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstdarg-opt")
     endif ()
@@ -44,14 +47,17 @@ endif ()
 #-----------------------------------------------------------------------------
 option (HDF5_DISABLE_COMPILER_WARNINGS "Disable compiler warnings" OFF)
 if (HDF5_DISABLE_COMPILER_WARNINGS)
+  message (STATUS "....Compiler warnings are suppressed")
   # MSVC uses /w to suppress warnings.  It also complains if another
   # warning level is given, so remove it.
   if (MSVC)
     set (HDF5_WARNINGS_BLOCKED 1)
     string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W0")
-    string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W0")
+    if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+      string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+      set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W0")
+    endif ()
   endif ()
   if (WIN32)
     add_definitions (-D_CRT_SECURE_NO_WARNINGS)
@@ -65,7 +71,9 @@ if (HDF5_DISABLE_COMPILER_WARNINGS)
   # Most compilers use -w to suppress warnings.
   if (NOT HDF5_WARNINGS_BLOCKED)
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -w")
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w")
+    if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+      set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w")
+    endif ()
   endif ()
 endif ()
 
@@ -74,79 +82,55 @@ endif ()
 # break into groups (from the config/gnu-flags file)
 #-----------------------------------------------------------------------------
 if (NOT MSVC AND CMAKE_COMPILER_IS_GNUCC)
-  if (NOT ${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
-    set (CMAKE_C_FLAGS_5 "${CMAKE_C_FLAGS_5} -Wcast-qual")
-    set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wundef -Wshadow -Wpointer-arith -Wbad-function-cast -Wcast-align -Wwrite-strings -Wconversion -Waggregate-return -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls -Wnested-externs")
-  else ()
+  if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -erroff=%none -DBSD_COMP")
+  else ()
+    # General flags
+    #
+    # Note that some of the flags listed here really should be developer
+    # flags (listed in a separate variable, below) but we put them here
+    # because they are not raised by the current code and we'd like to
+    # know if they do start showing up.
+    #
+    # NOTE: Don't add -Wpadded here since we can't/won't fix the (many)
+    # warnings that are emitted. If you need it, add it at configure time.
+    set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pedantic -Wall -Wextra")
+    set (H5_CFLAGS0 "${H5_CFLAGS0} -Wbad-function-cast -Wc++-compat -Wcast-align")
+    set (H5_CFLAGS0 "${H5_CFLAGS0} -Wcast-qual -Wconversion -Wdeclaration-after-statement -Wdisabled-optimization -Wfloat-equal")
+    set (H5_CFLAGS0 "${H5_CFLAGS0} -Wformat=2 -Winit-self -Winvalid-pch -Wmissing-declarations -Wmissing-include-dirs")
+    set (H5_CFLAGS0 "${H5_CFLAGS0} -Wmissing-prototypes -Wnested-externs -Wold-style-definition -Wpacked -Wpointer-arith")
+    set (H5_CFLAGS0 "${H5_CFLAGS0} -Wredundant-decls -Wshadow -Wstrict-prototypes -Wswitch-default -Wswitch-enum")
+    set (H5_CFLAGS0 "${H5_CFLAGS0} -Wundef -Wunused-macros -Wunsafe-loop-optimizations -Wwrite-strings")
+    # gcc automatically inlines based on the optimization level
+    # this is just a failsafe
+    set (H5_CFLAGS0 "${H5_CFLAGS0} -finline-functions")
   endif ()
 
     #-----------------------------------------------------------------------------
     # Option to allow the user to enable developer warnings
+    # Developer warnings (suggestions from gcc, not code problems)
     #-----------------------------------------------------------------------------
     option (HDF5_ENABLE_DEV_WARNINGS "Enable HDF5 developer group warnings" OFF)
     if (HDF5_ENABLE_DEV_WARNINGS)
-      set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Winline -Waggregate-return")
+      message (STATUS "....HDF5 developer group warnings are enabled")
+      set (H5_CFLAGS0 "${H5_CFLAGS0} -Winline -Waggregate-return -Wmissing-format-attribute -Wmissing-noreturn")
     else ()
-      set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-parameter -Wno-inline -Wno-aggregate-return")
+      set (H5_CFLAGS0 "${H5_CFLAGS0} -Wno-inline -Wno-aggregate-return -Wno-missing-format-attribute -Wno-missing-noreturn")
     endif ()
 
-    # Append warning flags
-    # Don't use the '-Wtraditional' flag, we're way past having K&R C code
-    # set (H5_CFLAGS "${H5_CFLAGS} -Wtraditional")
-    # Don't use the '-Wtraditional-conversion' flag, there's too many warnings
-    #  from GCC's assert macro
-    # set (H5_CFLAGS "${H5_CFLAGS} -Wtraditional-conversion")
-
-    # Append warning flags from gcc-3* case
-    # (don't use -Wpadded flag for normal builds, many of the warnings its
-    #   issuing can't be fixed and they are making it hard to detect other,
-    #   more important warnings)
-    #set (H5_CFLAGS "${H5_CFLAGS} -Wfloat-equal -Wmissing-format-attribute -Wpadded")
-    set (H5_CFLAGS1 "${H5_CFLAGS1} -Wfloat-equal -Wmissing-format-attribute")
-
-    # Append warning flags from gcc-3.2* case
-    set (H5_CFLAGS1 "${H5_CFLAGS1} -Wpacked -Wdisabled-optimization")
-    if (HDF5_ENABLE_DEV_WARNINGS)
-      set (H5_CFLAGS1 "${H5_CFLAGS1} -Wmissing-noreturn")
-    else ()
-      set (H5_CFLAGS1 "${H5_CFLAGS1} -Wno-missing-noreturn")
-    endif ()
-
-    # Enable more format checking flags, beyond the basic -Wformat included
-    # in -Wall
-    set (H5_CFLAGS1_5 "${H5_CFLAGS1_5} -Wformat=2")
-
-    # Append warning flags from gcc-3.3* case
-    set (H5_CFLAGS1 "${H5_CFLAGS1} -Wendif-labels")
-
-    # Append warning flags from gcc-3.4* case
-    set (H5_CFLAGS1 "${H5_CFLAGS1} -Wdeclaration-after-statement -Wold-style-definition -Winvalid-pch")
-
-    # Append more extra warning flags that only gcc4.0+ know about
-    set (H5_CFLAGS2 "${H5_CFLAGS2} -Wvariadic-macros -Winit-self -Wmissing-include-dirs -Wswitch-default -Wswitch-enum -Wunused-macros")
-
-    # Append more extra warning flags that only gcc 4.1+ know about
-    set (H5_CFLAGS2_5 "${H5_CFLAGS2_5} -Wunsafe-loop-optimizations")
-    set (H5_CFLAGS2 "${H5_CFLAGS2} -Wc++-compat")
 
-    # Append more extra warning flags that only gcc 4.2+ know about
-    set (H5_CFLAGS2_5 "${H5_CFLAGS2_5} -Wstrict-overflow")
-    set (H5_CFLAGS2 "${H5_CFLAGS2} -Wno-strict-overflow")
-
-    # Append more extra warning flags that only gcc 4.3+ know about
+    # Append warning flags that only gcc 4.3+ knows about
     #
     # Technically, variable-length arrays are part of the C99 standard, but
     #   we should approach them a bit cautiously... -QAK
-    set (H5_CFLAGS2 "${H5_CFLAGS2} -Wlogical-op -Wlarger-than=2048 -Wvla")
+    set (H5_CFLAGS1 "${H5_CFLAGS1} -Wlogical-op -Wlarger-than=2048 -Wvla")
 
     # Append more extra warning flags that only gcc 4.4+ know about
-    set (H5_CFLAGS2 "${H5_CFLAGS2} -Wsync-nand -Wframe-larger-than=16384 -Wpacked-bitfield-compat")
+    set (H5_CFLAGS1 "${H5_CFLAGS1} -Wsync-nand -Wframe-larger-than=16384 -Wpacked-bitfield-compat")
 
     # Append more extra warning flags that only gcc 4.5+ know about
     if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.5)
-      set (H5_CFLAGS2_5 "${H5_CFLAGS2_5} -Wstrict-overflow=5 -Wjump-misses-init -Wunsuffixed-float-constants")
-      set (H5_CFLAGS2 "${H5_CFLAGS2} -Wjump-misses-init -Wunsuffixed-float-constants")
+      set (H5_CFLAGS1 "${H5_CFLAGS1} -Wstrict-overflow=5 -Wjump-misses-init -Wunsuffixed-float-constants")
     endif ()
 
     # Append more extra warning flags that only gcc 4.6+ know about
@@ -159,12 +143,6 @@ if (NOT MSVC AND CMAKE_COMPILER_IS_GNUCC)
       endif ()
     endif ()
 
-    # The "unreachable code" warning appears to be reliable now...
-    # (this warning was removed in gcc 4.5+)
-    if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.7)
-      set (H5_CFLAGS2 "${H5_CFLAGS2} -Wunreachable-code")
-    endif ()
-
     # Append more extra warning flags that only gcc 4.7+ know about
     if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.7)
       set (H5_CFLAGS2 "${H5_CFLAGS2} -Wstack-usage=8192 -Wvector-operation-performance")
@@ -186,11 +164,9 @@ if (NOT MSVC AND CMAKE_COMPILER_IS_GNUCC)
 
     # Append more extra warning flags that only gcc 4.9+ know about
     if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.9)
-      set (H5_CFLAGS2 "${H5_CFLAGS2} -Wdate-time -Wopenmp-simd")
+      set (H5_CFLAGS2 "${H5_CFLAGS2} -Wdate-time")
     endif ()
 
-    # (There was no release of gcc 5.0)
-
     # Append more extra warning flags that only gcc 5.1+ know about
     if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.1)
       set (H5_CFLAGS3 "${H5_CFLAGS3} -Warray-bounds=2 -Wc99-c11-compat")
@@ -208,21 +184,26 @@ endif ()
 #-----------------------------------------------------------------------------
 option (HDF5_ENABLE_ALL_WARNINGS "Enable all warnings" OFF)
 if (HDF5_ENABLE_ALL_WARNINGS)
+  message (STATUS "....All Warnings are enabled")
   if (MSVC)
     if (HDF5_ENABLE_DEV_WARNINGS)
       string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
       set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /Wall /wd4668")
-      string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
-      set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Wall /wd4668")
+      if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+        string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+        set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Wall /wd4668")
+      endif ()
     else ()
       string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
       set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W3")
-      string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
-      set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W3")
+      if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+        string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+        set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W3")
+      endif ()
     endif ()
   else ()
     if (CMAKE_COMPILER_IS_GNUCC)
-      set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -pedantic ${H5_CFLAGS1} ${H5_CFLAGS2}")
+      set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS0} ${H5_CFLAGS1} ${H5_CFLAGS2}")
     endif ()
   endif ()
 endif ()
@@ -232,14 +213,17 @@ endif ()
 #-----------------------------------------------------------------------------
 option (HDF5_ENABLE_GROUPZERO_WARNINGS "Enable group zero warnings" OFF)
 if (HDF5_ENABLE_GROUPZERO_WARNINGS)
+  message (STATUS "....Group Zero warnings are enabled")
   if (MSVC)
     string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W1")
-    string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W1")
+    if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+      string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+      set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W1")
+    endif ()
   else ()
     if (CMAKE_COMPILER_IS_GNUCC)
-      set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -pedantic")
+      set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS0}")
     endif ()
   endif ()
 endif ()
@@ -249,11 +233,14 @@ endif ()
 #-----------------------------------------------------------------------------
 option (HDF5_ENABLE_GROUPONE_WARNINGS "Enable group one warnings" OFF)
 if (HDF5_ENABLE_GROUPONE_WARNINGS)
+  message (STATUS "....Group One warnings are enabled")
   if (MSVC)
     string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W2")
-    string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W2")
+    if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+      string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+      set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W2")
+    endif ()
   else ()
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS1}")
   endif ()
@@ -264,11 +251,14 @@ endif ()
 #-----------------------------------------------------------------------------
 option (HDF5_ENABLE_GROUPTWO_WARNINGS "Enable group two warnings" OFF)
 if (HDF5_ENABLE_GROUPTWO_WARNINGS)
+  message (STATUS "....Group Two warnings are enabled")
   if (MSVC)
     string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W3")
-    string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W3")
+    if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+      string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+      set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W3")
+    endif ()
   else ()
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS2}")
   endif ()
@@ -279,11 +269,14 @@ endif ()
 #-----------------------------------------------------------------------------
 option (HDF5_ENABLE_GROUPTHREE_WARNINGS "Enable group three warnings" OFF)
 if (HDF5_ENABLE_GROUPTHREE_WARNINGS)
+  message (STATUS "....Group Three warnings are enabled")
   if (MSVC)
     string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W4")
-    string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
-    set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
+    if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+      string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+      set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
+    endif ()
   else ()
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS3}")
   endif ()
@@ -294,6 +287,7 @@ endif ()
 #-----------------------------------------------------------------------------
 option (HDF5_ENABLE_GROUPFOUR_WARNINGS "Enable group four warnings" OFF)
 if (HDF5_ENABLE_GROUPFOUR_WARNINGS)
+  message (STATUS "....Group Four warnings are enabled")
   if (NOT MSVC)
     set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS4}")
   endif ()
diff --git a/config/cmake/README.txt.cmake.in b/config/cmake/README.txt.cmake.in
index 3e6e249..96fe777 100644
--- a/config/cmake/README.txt.cmake.in
+++ b/config/cmake/README.txt.cmake.in
@@ -61,9 +61,6 @@ For more information see USING_CMake_Examples.txt in the install folder.
 ===========================================================================
 
 Documentation for this release can be found at the following URL:
-    http://www.hdfgroup.org/HDF5/doc/.
-
-See the HDF5 home page for further details:
-    http://hdfgroup.org/HDF5/
+    https://portal.hdfgroup.org/display/support
 
 Bugs should be reported to help@hdfgroup.org.
diff --git a/config/cmake/UserMacros/Windows_MT.cmake b/config/cmake/UserMacros/Windows_MT.cmake
index 7c59ae2..78d8277 100644
--- a/config/cmake/UserMacros/Windows_MT.cmake
+++ b/config/cmake/UserMacros/Windows_MT.cmake
@@ -32,9 +32,6 @@ macro (TARGET_STATIC_CRT_FLAGS)
       if (${flag_var} MATCHES "/MD")
         string (REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
       endif ()
-      if (${flag_var} MATCHES "/MDd")
-        string (REGEX REPLACE "/MDd" "/MTd" ${flag_var} "${${flag_var}}")
-      endif ()
     endforeach ()
     foreach (flag_var
         CMAKE_Fortran_FLAGS CMAKE_Fortran_FLAGS_DEBUG CMAKE_Fortran_FLAGS_RELEASE