VFD SWMR: normalization with develop (#1472)

Much normalization with develop. Still needs tools changes wrt VFD plugins.

27 files changed, 214 insertions, 116 deletions

diff --git a/config/BlankForm b/config/BlankForm
index ce4bf53..14131b2 100644
--- a/config/BlankForm
+++ b/config/BlankForm
@@ -61,7 +61,7 @@ fi
 #
 # PROD_CFLAGS		Flags to pass to the compiler to create a
 # PROD_CPPFLAGS		production version of the library.  These
-#			usualy exclude symbolic debugging switches
+#			usually exclude symbolic debugging switches
 #			(like `-g') and include optimization switches
 #			(like `-O').
 #
@@ -84,7 +84,7 @@ fi
 #			compiler or a descendent of gcc such as EGCS or PGCC.
 #
 # AM_CFLAGS             Flags added directly into this variable will
-#                       be propogated to the compiler wrapper scripts (h5cc,
+#                       be propagated to the compiler wrapper scripts (h5cc,
 #                       h5c++, et cetera) in addition to being used to compile 
 #                       the library.
 #
diff --git a/config/cmake/CTestCustom.cmake b/config/cmake/CTestCustom.cmake
index f958804..9517e4b 100644
--- a/config/cmake/CTestCustom.cmake
+++ b/config/cmake/CTestCustom.cmake
@@ -19,6 +19,8 @@ set (CTEST_CUSTOM_MAXIMUM_FAILED_TEST_OUTPUT_SIZE 50000)
 set (CTEST_CUSTOM_WARNING_EXCEPTION
     ${CTEST_CUSTOM_WARNING_EXCEPTION}
     "note.*expected.*void.*but argument is of type.*volatile"
+    "plugin-build.*:[ \t]*warning"
+    "CMake Warning*stamp"
     "src.ZLIB.*:[ \t]*warning"
     "warning LNK4197:.*ZLIB-prefix"
     "src.SZIP.*:[ \t]*warning"
diff --git a/config/cmake/ConfigureChecks.cmake b/config/cmake/ConfigureChecks.cmake
index 483e551..43aa243 100644
--- a/config/cmake/ConfigureChecks.cmake
+++ b/config/cmake/ConfigureChecks.cmake
@@ -30,7 +30,7 @@ MARK_AS_ADVANCED (HDF5_STRICT_FORMAT_CHECKS)
 
 # ----------------------------------------------------------------------
 # Decide whether the data accuracy has higher priority during data
-# conversions.  If not, some hard conversions will still be prefered even
+# conversions.  If not, some hard conversions will still be preferred even
 # though the data may be wrong (for example, some compilers don't
 # support denormalized floating values) to maximize speed.
 #-----------------------------------------------------------------------------
diff --git a/config/cmake/H5pubconf.h.in b/config/cmake/H5pubconf.h.in
index ae5a8c6..1eaeabe 100644
--- a/config/cmake/H5pubconf.h.in
+++ b/config/cmake/H5pubconf.h.in
@@ -265,6 +265,9 @@
 /* Define if we have parallel support */
 #cmakedefine H5_HAVE_PARALLEL @H5_HAVE_PARALLEL@
 
+/* Define if we have support for writing to filtered datasets in parallel */
+#cmakedefine H5_HAVE_PARALLEL_FILTERED_WRITES @H5_HAVE_PARALLEL_FILTERED_WRITES@
+
 /* Define if both pread and pwrite exist. */
 #cmakedefine H5_HAVE_PREADWRITE @H5_HAVE_PREADWRITE@
 
@@ -669,7 +672,7 @@
 /* Version number of package */
 #define H5_VERSION "@HDF5_PACKAGE_VERSION_STRING@"
 
-/* Data accuracy is prefered to speed during data conversions */
+/* Data accuracy is preferred to speed during data conversions */
 #cmakedefine H5_WANT_DATA_ACCURACY @H5_WANT_DATA_ACCURACY@
 
 /* Check exception handling functions during data conversions */
diff --git a/config/cmake/HDF5Macros.cmake b/config/cmake/HDF5Macros.cmake
index 090524a..8b8b334 100644
--- a/config/cmake/HDF5Macros.cmake
+++ b/config/cmake/HDF5Macros.cmake
@@ -58,5 +58,46 @@ macro (H5_SET_LIB_OPTIONS libtarget libname libtype libpackage)
       endif ()
     endif ()
   endif ()
+endmacro ()
+
+# Initialize the list of VFDs to be used for testing and create a test folder for each VFD
+macro (H5_SET_VFD_LIST)
+  set (VFD_LIST
+      sec2
+      stdio
+      core
+      core_paged
+      split
+      multi
+      family
+      splitter
+      #log - log VFD currently has file space allocation bugs
+  )
+
+  if (H5_HAVE_DIRECT)
+    set (VFD_LIST ${VFD_LIST} direct)
+  endif ()
+  if (H5_HAVE_PARALLEL)
+    # MPI I/O VFD is currently incompatible with too many tests in the VFD test set
+    # set (VFD_LIST ${VFD_LIST} mpio)
+  endif ()
+  if (H5_HAVE_MIRROR_VFD)
+    set (VFD_LIST ${VFD_LIST} mirror)
+  endif ()
+  if (H5_HAVE_ROS3_VFD)
+    set (VFD_LIST ${VFD_LIST} ros3)
+  endif ()
+  if (H5_HAVE_LIBHDFS)
+    set (VFD_LIST ${VFD_LIST} hdfs)
+  endif ()
+  if (H5_HAVE_WINDOWS)
+    set (VFD_LIST ${VFD_LIST} windows)
+  endif ()
+endmacro ()
 
+# Initialize the list of VFDs to be used for testing and create a test folder for each VFD
+macro (H5_CREATE_VFD_DIR)
+  foreach (vfdtest ${VFD_LIST})
+    file (MAKE_DIRECTORY "${PROJECT_BINARY_DIR}/${vfdtest}")
+  endforeach ()
 endmacro ()
diff --git a/config/cmake/HDF5PluginMacros.cmake b/config/cmake/HDF5PluginMacros.cmake
index 4e05399..dbed15c 100644
--- a/config/cmake/HDF5PluginMacros.cmake
+++ b/config/cmake/HDF5PluginMacros.cmake
@@ -57,8 +57,8 @@ macro (EXTERNAL_PLUGIN_LIBRARY compress_type)
       add_dependencies (h5ex_d_mafisc ${HDF5_LIBSH_TARGET})
       target_include_directories (h5ex_d_mafisc PRIVATE "${HDF5_SRC_DIR};${HDF5_SRC_BINARY_DIR}")
     endif ()
-    if (ENABLE_SZF)
-      add_dependencies (h5szf ${HDF5_LIBSH_TARGET})
+    if (ENABLE_SZ)
+      add_dependencies (h5sz ${HDF5_LIBSH_TARGET})
       add_dependencies (h5ex_d_sz ${HDF5_LIBSH_TARGET})
       target_include_directories (h5ex_d_sz PRIVATE "${HDF5_SRC_DIR};${HDF5_SRC_BINARY_DIR}")
     endif ()
diff --git a/config/cmake/HDF5UseFortran.cmake b/config/cmake/HDF5UseFortran.cmake
index 0d05e20..43e006c 100644
--- a/config/cmake/HDF5UseFortran.cmake
+++ b/config/cmake/HDF5UseFortran.cmake
@@ -134,8 +134,8 @@ FORTRAN_RUN ("REAL and INTEGER KINDs"
     PROG_OUTPUT
 )
 # dnl The output from the above program will be:
-# dnl    -- LINE 1 --  valid integer kinds (comma seperated list)
-# dnl    -- LINE 2 --  valid real kinds (comma seperated list)
+# dnl    -- LINE 1 --  valid integer kinds (comma separated list)
+# dnl    -- LINE 2 --  valid real kinds (comma separated list)
 # dnl    -- LINE 3 --  max decimal precision for reals
 # dnl    -- LINE 4 --  number of valid integer kinds
 # dnl    -- LINE 5 --  number of valid real kinds
diff --git a/config/cmake/HDF5_Examples.cmake.in b/config/cmake/HDF5_Examples.cmake.in
index db638fd..9ff9b6f 100644
--- a/config/cmake/HDF5_Examples.cmake.in
+++ b/config/cmake/HDF5_Examples.cmake.in
@@ -83,12 +83,12 @@ set(ADD_BUILD_OPTIONS "${ADD_BUILD_OPTIONS} -DSITE:STRING=${CTEST_SITE} -DBUILDN
 ###############################################################################################################
 if(WIN32)
   set(SITE_OS_NAME "Windows")
-  set(ENV{HDF5_DIR} "${INSTALLDIR}/share/cmake")
+  set(ENV{HDF5_ROOT} "${INSTALLDIR}")
   set(CTEST_BINARY_NAME ${CTEST_SOURCE_NAME}\\build)
   set(CTEST_SOURCE_DIRECTORY "${CTEST_DASHBOARD_ROOT}\\${CTEST_SOURCE_NAME}")
   set(CTEST_BINARY_DIRECTORY "${CTEST_DASHBOARD_ROOT}\\${CTEST_BINARY_NAME}")
 else()
-  set(ENV{HDF5_DIR} "${INSTALLDIR}/share/cmake")
+  set(ENV{HDF5_ROOT} "${INSTALLDIR}")
   set(ENV{LD_LIBRARY_PATH} "${INSTALLDIR}/lib")
   set(CTEST_BINARY_NAME ${CTEST_SOURCE_NAME}/build)
   set(CTEST_SOURCE_DIRECTORY "${CTEST_DASHBOARD_ROOT}/${CTEST_SOURCE_NAME}")
diff --git a/config/cmake/HDFCXXCompilerFlags.cmake b/config/cmake/HDFCXXCompilerFlags.cmake
index a5af43c..e20ed6b 100644
--- a/config/cmake/HDFCXXCompilerFlags.cmake
+++ b/config/cmake/HDFCXXCompilerFlags.cmake
@@ -240,7 +240,7 @@ if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
 
   # Append more extra warning flags that only gcc 9.3+ knows about
   if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 9.3)
-    # do not use C warnings, gnu-warnings 9.3, no cxx warniings
+    # do not use C warnings, gnu-warnings 9.3, no cxx warnings
     # ADD_H5_FLAGS (H5_CXXFLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/9.3")
   endif ()
 
diff --git a/config/cmake/README.txt.cmake.in b/config/cmake/README.md.cmake.in
index 9289870..b60e729 100644
--- a/config/cmake/README.txt.cmake.in
+++ b/config/cmake/README.md.cmake.in
@@ -14,7 +14,7 @@ It was built with the following options:
 The contents of this directory are:
 
     COPYING                 - Copyright notice
-    README.txt              - This file
+    README.md               - This file
     @HDF5_PACKAGE_NAME@-@HDF5_PACKAGE_VERSION@-@BINARY_SYSTEM_NAME@.@BINARY_INSTALL_ENDING@    - HDF5 Install Package
 
 This binary was built with the ZLIB and SZIP/Libaec external libraries and are
diff --git a/config/cmake/cacheinit.cmake b/config/cmake/cacheinit.cmake
index e423deb..221c0c9 100644
--- a/config/cmake/cacheinit.cmake
+++ b/config/cmake/cacheinit.cmake
@@ -47,12 +47,12 @@ set (HDF5_MINGW_STATIC_GCC_LIBS ON CACHE BOOL "Statically link libgcc/libstdc++"
 set (HDF5_ALLOW_EXTERNAL_SUPPORT "NO" CACHE STRING "Allow External Library Building (NO GIT TGZ)" FORCE)
 set_property (CACHE HDF5_ALLOW_EXTERNAL_SUPPORT PROPERTY STRINGS NO GIT TGZ)
 
-set (ZLIB_TGZ_NAME "ZLib.tar.gz" CACHE STRING "Use ZLib from compressed file" FORCE)
+set (ZLIB_TGZ_NAME "ZLib.tar.gz" CACHE STRING "Use HDF5_ZLib from compressed file" FORCE)
 set (SZIP_TGZ_NAME "SZip.tar.gz" CACHE STRING "Use SZip from compressed file" FORCE)
 set (SZAEC_TGZ_NAME "LIBAEC.tar.gz" CACHE STRING "Use SZip AEC from compressed file" FORCE)
 set (USE_LIBAEC ON CACHE BOOL "Use libaec szip replacement" FORCE)
 
-set (ZLIB_PACKAGE_NAME "zlib" CACHE STRING "Name of ZLIB package" FORCE)
+set (ZLIB_PACKAGE_NAME "zlib" CACHE STRING "Name of HDF5_ZLIB package" FORCE)
 set (LIBAEC_PACKAGE_NAME "libaec" CACHE STRING "Name of AEC SZIP package" FORCE)
 set (SZIP_PACKAGE_NAME "szip" CACHE STRING "Name of SZIP package" FORCE)
 
@@ -85,12 +85,12 @@ set (BLOSC_TGZ_NAME "c-blosc.tar.gz" CACHE STRING "Use BLOSC from compressed fil
 
 set (BLOSC_PACKAGE_NAME "blosc" CACHE STRING "Name of BLOSC package" FORCE)
 
-set (ZLIB_GIT_URL "https://git@bitbucket.hdfgroup.org/scm/test/zlib.git" CACHE STRING "Use ZLIB from HDF repo" FORCE)
-set (ZLIB_GIT_BRANCH "master" CACHE STRING "" FORCE)
+set (BLOSC_ZLIB_GIT_URL "https://git@bitbucket.hdfgroup.org/scm/test/zlib.git" CACHE STRING "Use BLOSC_ZLIB from HDF repo" FORCE)
+set (BLOSC_ZLIB_GIT_BRANCH "master" CACHE STRING "" FORCE)
 
-set (ZLIB_TGZ_NAME "ZLib.tar.gz" CACHE STRING "Use ZLib from compressed file" FORCE)
+set (BLOSC_ZLIB_TGZ_NAME "ZLib.tar.gz" CACHE STRING "Use BLOSC_ZLib from compressed file" FORCE)
 
-set (ZLIB_PACKAGE_NAME "zlib" CACHE STRING "Name of ZLIB package" FORCE)
+set (BLOSC_ZLIB_PACKAGE_NAME "zlib" CACHE STRING "Name of BLOSC_ZLIB package" FORCE)
 
 #######
 # bzip2
@@ -159,15 +159,15 @@ set (LZF_PACKAGE_NAME "lzf" CACHE STRING "Name of LZF package" FORCE)
 #set (MAFISC_PACKAGE_NAME "mafisc" CACHE STRING "Name of MAFISC package" FORCE)
 
 ######
-# szf
+# sz
 ######
 
-set (SZF_GIT_URL "https://github.com/disheng222/SZ" CACHE STRING "Use SZ from github repository" FORCE)
-set (SZF_GIT_BRANCH "master" CACHE STRING "" FORCE)
+set (SZ_GIT_URL "https://github.com/disheng222/SZ" CACHE STRING "Use SZ filter from github repository" FORCE)
+set (SZ_GIT_BRANCH "master" CACHE STRING "" FORCE)
 
-set (SZF_TGZ_NAME "szf.tar.gz" CACHE STRING "Use SZ from compressed file" FORCE)
+set (SZ_TGZ_NAME "szf.tar.gz" CACHE STRING "Use SZ filter from compressed file" FORCE)
 
-set (SZF_PACKAGE_NAME "szf" CACHE STRING "Name of SZ package" FORCE)
+set (SZ_PACKAGE_NAME "SZ" CACHE STRING "Name of SZ filter package" FORCE)
 
 ######
 # zfp
diff --git a/config/cmake/hdf5-config.cmake.in b/config/cmake/hdf5-config.cmake.in
index eab09ba..35cee4f 100644
--- a/config/cmake/hdf5-config.cmake.in
+++ b/config/cmake/hdf5-config.cmake.in
@@ -68,8 +68,8 @@ endif ()
 if (${HDF5_PACKAGE_NAME}_BUILD_JAVA)
   set (${HDF5_PACKAGE_NAME}_JAVA_INCLUDE_DIRS
       @PACKAGE_CURRENT_BUILD_DIR@/lib/jarhdf5-@HDF5_VERSION_STRING@.jar
-      @PACKAGE_CURRENT_BUILD_DIR@/lib/slf4j-api-1.7.25.jar
-      @PACKAGE_CURRENT_BUILD_DIR@/lib/slf4j-nop-1.7.25.jar
+      @PACKAGE_CURRENT_BUILD_DIR@/lib/slf4j-api-1.7.33.jar
+      @PACKAGE_CURRENT_BUILD_DIR@/lib/slf4j-nop-1.7.33.jar
   )
   set (${HDF5_PACKAGE_NAME}_JAVA_LIBRARY "@PACKAGE_CURRENT_BUILD_DIR@/lib")
   set (${HDF5_PACKAGE_NAME}_JAVA_LIBRARIES "${${HDF5_PACKAGE_NAME}_JAVA_LIBRARY}")
@@ -116,7 +116,7 @@ if (NOT TARGET "@HDF5_PACKAGE@")
     include (@PACKAGE_SHARE_INSTALL_DIR@/@ZLIB_PACKAGE_NAME@@HDF_PACKAGE_EXT@-targets.cmake)
   endif ()
   if (${HDF5_PACKAGE_NAME}_ENABLE_SZIP_SUPPORT AND ${HDF5_PACKAGE_NAME}_PACKAGE_EXTLIBS)
-    include (@PACKAGE_SHARE_INSTALL_DIR@/@SZ_PACKAGE_NAME@@HDF_PACKAGE_EXT@-targets.cmake)
+    include (@PACKAGE_SHARE_INSTALL_DIR@/@SZIP_PACKAGE_NAME@@HDF_PACKAGE_EXT@-targets.cmake)
   endif ()
   include (@PACKAGE_SHARE_INSTALL_DIR@/@HDF5_PACKAGE@@HDF_PACKAGE_EXT@-targets.cmake)
 endif ()
diff --git a/config/cmake/libh5cc.in b/config/cmake/libh5cc.in
index ecdd13e..f5d8d4c 100644
--- a/config/cmake/libh5cc.in
+++ b/config/cmake/libh5cc.in
@@ -27,6 +27,27 @@ prg=$dir/$(basename -- "$prg") || exit
 printf '%s\n' "$prg"
 printf 'dir is %s\n' "$dir"
 
+
+# Show the configuration summary of the library recorded in the
+# libhdf5.settings file reside in the lib directory.
+showconfigure()
+{
+  cat $dir/lib/libhdf5.settings
+  status=$?
+}
+
 export PKG_CONFIG_PATH=$dir/lib/pkgconfig
 
-@_PKG_CONFIG_COMPILER@ $@ `pkg-config --define-variable=prefix=$dir --cflags --libs @_PKG_CONFIG_LIBNAME@`
+for arg in $@ ; do
+  case "$arg" in
+    -showconfig)
+      showconfigure
+      exit $status
+      ;;
+    *)
+      @_PKG_CONFIG_COMPILER@ $@ `pkg-config --define-variable=prefix=$dir --cflags --libs @_PKG_CONFIG_LIBNAME@`
+      status=$?
+      exit $status
+      ;;
+  esac
+done
diff --git a/config/cmake/scripts/HDF5config.cmake b/config/cmake/scripts/HDF5config.cmake
index 2f5af77..9a3ead2 100644
--- a/config/cmake/scripts/HDF5config.cmake
+++ b/config/cmake/scripts/HDF5config.cmake
@@ -37,7 +37,7 @@ cmake_minimum_required (VERSION 3.12)
 #     CTEST_SOURCE_NAME  -  source folder
 ##############################################################################
 
-set (CTEST_SOURCE_VERSION "1.13.1")
+set (CTEST_SOURCE_VERSION "1.13.2")
 set (CTEST_SOURCE_VERSEXT "-1")
 
 ##############################################################################
@@ -68,7 +68,7 @@ endif ()
 
 # build generator must be defined
 if (NOT DEFINED BUILD_GENERATOR)
-  message (FATAL_ERROR "BUILD_GENERATOR must be defined - Unix, VS2019, VS201964, VS2017, or VS201764, VS2015, VS201564")
+  message (FATAL_ERROR "BUILD_GENERATOR must be defined - Unix, VS2019, VS201964, VS2017, VS201764, VS2015, VS201564")
 endif ()
 
 ###################################################################
diff --git a/config/cmake_ext_mod/ConfigureChecks.cmake b/config/cmake_ext_mod/ConfigureChecks.cmake
index 53cc2d1..07b2904 100644
--- a/config/cmake_ext_mod/ConfigureChecks.cmake
+++ b/config/cmake_ext_mod/ConfigureChecks.cmake
@@ -129,7 +129,7 @@ CHECK_INCLUDE_FILE_CONCAT ("netinet/in.h"    ${HDF_PREFIX}_HAVE_NETINET_IN_H)
 CHECK_INCLUDE_FILE_CONCAT ("netdb.h"         ${HDF_PREFIX}_HAVE_NETDB_H)
 CHECK_INCLUDE_FILE_CONCAT ("arpa/inet.h"     ${HDF_PREFIX}_HAVE_ARPA_INET_H)
 
-## Check for non-standard extenstion quadmath.h
+## Check for non-standard extension quadmath.h
 
 CHECK_INCLUDE_FILES(quadmath.h C_HAVE_QUADMATH)
 if (${C_HAVE_QUADMATH})
@@ -223,65 +223,63 @@ set (LINUX_LFS 0)
 set (HDF_EXTRA_C_FLAGS)
 set (HDF_EXTRA_FLAGS)
 if (MINGW OR NOT WINDOWS)
-  # Might want to check explicitly for Linux and possibly Cygwin
-  # instead of checking for not Solaris or Darwin.
-  if (NOT ${HDF_PREFIX}_HAVE_SOLARIS AND NOT ${HDF_PREFIX}_HAVE_DARWIN)
-  # Linux Specific flags
-  # This was originally defined as _POSIX_SOURCE which was updated to
-  # _POSIX_C_SOURCE=199506L to expose a greater amount of POSIX
-  # functionality so clock_gettime and CLOCK_MONOTONIC are defined
-  # correctly. This was later updated to 200112L so that
-  # posix_memalign() is visible for the direct VFD code on Linux
-  # systems.
-  # POSIX feature information can be found in the gcc manual at:
-  # http://www.gnu.org/s/libc/manual/html_node/Feature-Test-Macros.html
-  set (HDF_EXTRA_C_FLAGS -D_POSIX_C_SOURCE=200809L)
-
-  # Need to add this so that O_DIRECT is visible for the direct
-  # VFD on Linux systems.
-  set (HDF_EXTRA_C_FLAGS ${HDF_EXTRA_C_FLAGS} -D_GNU_SOURCE)
-
-  option (HDF_ENABLE_LARGE_FILE "Enable support for large (64-bit) files on Linux." ON)
-  if (HDF_ENABLE_LARGE_FILE AND NOT DEFINED TEST_LFS_WORKS_RUN)
-    set (msg "Performing TEST_LFS_WORKS")
-    try_run (TEST_LFS_WORKS_RUN   TEST_LFS_WORKS_COMPILE
-        ${CMAKE_BINARY_DIR}
-        ${HDF_RESOURCES_EXT_DIR}/HDFTests.c
-        COMPILE_DEFINITIONS "-DTEST_LFS_WORKS"
-    )
+  if (CMAKE_SYSTEM_NAME MATCHES "Linux")
+    # Linux Specific flags
+    # This was originally defined as _POSIX_SOURCE which was updated to
+    # _POSIX_C_SOURCE=199506L to expose a greater amount of POSIX
+    # functionality so clock_gettime and CLOCK_MONOTONIC are defined
+    # correctly. This was later updated to 200112L so that
+    # posix_memalign() is visible for the direct VFD code on Linux
+    # systems.
+    # POSIX feature information can be found in the gcc manual at:
+    # http://www.gnu.org/s/libc/manual/html_node/Feature-Test-Macros.html
+    set (HDF_EXTRA_C_FLAGS -D_POSIX_C_SOURCE=200809L)
+
+    # Need to add this so that O_DIRECT is visible for the direct
+    # VFD on Linux systems.
+    set (HDF_EXTRA_C_FLAGS ${HDF_EXTRA_C_FLAGS} -D_GNU_SOURCE)
+
+    option (HDF_ENABLE_LARGE_FILE "Enable support for large (64-bit) files on Linux." ON)
+    if (HDF_ENABLE_LARGE_FILE AND NOT DEFINED TEST_LFS_WORKS_RUN)
+      set (msg "Performing TEST_LFS_WORKS")
+      try_run (TEST_LFS_WORKS_RUN   TEST_LFS_WORKS_COMPILE
+          ${CMAKE_BINARY_DIR}
+          ${HDF_RESOURCES_EXT_DIR}/HDFTests.c
+          COMPILE_DEFINITIONS "-DTEST_LFS_WORKS"
+      )
 
-    # The LARGEFILE definitions were from the transition period
-    # and are probably no longer needed. The FILE_OFFSET_BITS
-    # check should be generalized for all POSIX systems as it
-    # is in the Autotools.
-    if (TEST_LFS_WORKS_COMPILE)
-      if (TEST_LFS_WORKS_RUN MATCHES 0)
-        set (TEST_LFS_WORKS 1 CACHE INTERNAL ${msg})
-        set (LARGEFILE 1)
-        set (HDF_EXTRA_FLAGS ${HDF_EXTRA_FLAGS} -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE)
-        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
-          message (VERBOSE "${msg}... yes")
+      # The LARGEFILE definitions were from the transition period
+      # and are probably no longer needed. The FILE_OFFSET_BITS
+      # check should be generalized for all POSIX systems as it
+      # is in the Autotools.
+      if (TEST_LFS_WORKS_COMPILE)
+        if (TEST_LFS_WORKS_RUN MATCHES 0)
+          set (TEST_LFS_WORKS 1 CACHE INTERNAL ${msg})
+          set (LARGEFILE 1)
+          set (HDF_EXTRA_FLAGS ${HDF_EXTRA_FLAGS} -D_FILE_OFFSET_BITS=64 -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE)
+          if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+            message (VERBOSE "${msg}... yes")
+          endif ()
+        else ()
+          set (TEST_LFS_WORKS "" CACHE INTERNAL ${msg})
+          if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+            message (VERBOSE "${msg}... no")
+          endif ()
+          file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
+                "Test TEST_LFS_WORKS Run failed with the following exit code:\n ${TEST_LFS_WORKS_RUN}\n"
+          )
         endif ()
       else ()
         set (TEST_LFS_WORKS "" CACHE INTERNAL ${msg})
         if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
-          message (VERBOSE "${msg}... no")
+            message (VERBOSE "${msg}... no")
         endif ()
         file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
-              "Test TEST_LFS_WORKS Run failed with the following exit code:\n ${TEST_LFS_WORKS_RUN}\n"
+            "Test TEST_LFS_WORKS Compile failed\n"
         )
       endif ()
-    else ()
-      set (TEST_LFS_WORKS "" CACHE INTERNAL ${msg})
-      if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
-          message (VERBOSE "${msg}... no")
-      endif ()
-      file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
-          "Test TEST_LFS_WORKS Compile failed\n"
-      )
     endif ()
-  endif ()
-  set (CMAKE_REQUIRED_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS} ${HDF_EXTRA_FLAGS})
+    set (CMAKE_REQUIRED_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS} ${HDF_EXTRA_FLAGS})
   endif ()
 endif ()
 
@@ -549,7 +547,7 @@ if (WINDOWS)
         message (VERBOSE "Performing Test InitOnceExecuteOnce - Success")
       endif ()
       file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
-        "Performing C SOURCE FILE Test InitOnceExecuteOnce succeded with the following output:\n"
+        "Performing C SOURCE FILE Test InitOnceExecuteOnce succeeded with the following output:\n"
         "${OUTPUT}\n"
         "Return value: ${HAVE_IOEO}\n")
     else ()
diff --git a/config/cmake_ext_mod/HDFLibMacros.cmake b/config/cmake_ext_mod/HDFLibMacros.cmake
index 2af3229..40d06e7 100644
--- a/config/cmake_ext_mod/HDFLibMacros.cmake
+++ b/config/cmake_ext_mod/HDFLibMacros.cmake
@@ -139,11 +139,11 @@ macro (EXTERNAL_SZIP_LIBRARY compress_type encoding)
 #    add_subdirectory(${szip_SOURCE_DIR} ${szip_BINARY_DIR})
 #  endif()
 #
-##include (${BINARY_DIR}/${SZ_PACKAGE_NAME}${HDF_PACKAGE_EXT}-targets.cmake)
+##include (${BINARY_DIR}/${SZIP_PACKAGE_NAME}${HDF_PACKAGE_EXT}-targets.cmake)
 # Create imported target szip-static
   if (USE_LIBAEC)
     add_library(${HDF_PACKAGE_NAMESPACE}sz-static STATIC IMPORTED)
-    HDF_IMPORT_SET_LIB_OPTIONS (${HDF_PACKAGE_NAMESPACE}sz-static "sz" STATIC "")
+    HDF_IMPORT_SET_LIB_OPTIONS (${HDF_PACKAGE_NAMESPACE}sz-static "szaec" STATIC "")
     add_dependencies (${HDF_PACKAGE_NAMESPACE}sz-static SZIP)
     add_library(${HDF_PACKAGE_NAMESPACE}aec-static STATIC IMPORTED)
     HDF_IMPORT_SET_LIB_OPTIONS (${HDF_PACKAGE_NAMESPACE}aec-static "aec" STATIC "")
@@ -188,7 +188,7 @@ endmacro ()
 #-------------------------------------------------------------------------------
 macro (EXTERNAL_ZLIB_LIBRARY compress_type)
   if (${compress_type} MATCHES "GIT")
-    EXTERNALPROJECT_ADD (ZLIB
+    EXTERNALPROJECT_ADD (HDF5_ZLIB
         GIT_REPOSITORY ${ZLIB_URL}
         GIT_TAG ${ZLIB_BRANCH}
         INSTALL_COMMAND ""
@@ -207,7 +207,7 @@ macro (EXTERNAL_ZLIB_LIBRARY compress_type)
             -DPACKAGE_NAMESPACE=${HDF_PACKAGE_NAMESPACE}
     )
   elseif (${compress_type} MATCHES "TGZ")
-    EXTERNALPROJECT_ADD (ZLIB
+    EXTERNALPROJECT_ADD (HDF5_ZLIB
         URL ${ZLIB_URL}
         URL_MD5 ""
         INSTALL_COMMAND ""
@@ -226,19 +226,15 @@ macro (EXTERNAL_ZLIB_LIBRARY compress_type)
             -DPACKAGE_NAMESPACE=${HDF_PACKAGE_NAMESPACE}
     )
   endif ()
-  externalproject_get_property (ZLIB BINARY_DIR SOURCE_DIR)
+  externalproject_get_property (HDF5_ZLIB BINARY_DIR SOURCE_DIR)
 
-  if (WIN32)
-    set (ZLIB_LIB_NAME "zlib")
-  else ()
-    set (ZLIB_LIB_NAME "z")
-  endif ()
+  set (ZLIB_LIB_NAME "z")
 ##include (${BINARY_DIR}/${ZLIB_PACKAGE_NAME}${HDF_PACKAGE_EXT}-targets.cmake)
 # Create imported target zlib-static
   add_library(${HDF_PACKAGE_NAMESPACE}zlib-static STATIC IMPORTED)
 #  add_library(${HDF_PACKAGE_NAMESPACE}zlib-static ALIAS zlib-static)
   HDF_IMPORT_SET_LIB_OPTIONS (${HDF_PACKAGE_NAMESPACE}zlib-static ${ZLIB_LIB_NAME} STATIC "")
-  add_dependencies (${HDF_PACKAGE_NAMESPACE}zlib-static ZLIB)
+  add_dependencies (${HDF_PACKAGE_NAMESPACE}zlib-static HDF5_ZLIB)
   set (ZLIB_STATIC_LIBRARY "${HDF_PACKAGE_NAMESPACE}zlib-static")
   set (ZLIB_LIBRARIES ${ZLIB_STATIC_LIBRARY})
 
@@ -256,6 +252,6 @@ macro (PACKAGE_ZLIB_LIBRARY compress_type)
   )
   set (EXTERNAL_HEADER_LIST ${EXTERNAL_HEADER_LIST} ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/zconf.h)
   if (${compress_type} MATCHES "GIT" OR ${compress_type} MATCHES "TGZ")
-    add_dependencies (ZLIB-GenHeader-Copy ZLIB)
+    add_dependencies (ZLIB-GenHeader-Copy HDF5_ZLIB)
   endif ()
 endmacro ()
diff --git a/config/cmake_ext_mod/HDFMacros.cmake b/config/cmake_ext_mod/HDFMacros.cmake
index 6da2b74..0f9b367 100644
--- a/config/cmake_ext_mod/HDFMacros.cmake
+++ b/config/cmake_ext_mod/HDFMacros.cmake
@@ -223,7 +223,7 @@ macro (TARGET_C_PROPERTIES wintarget libtype)
 endmacro ()
 
 #-----------------------------------------------------------------------------
-# Configure the README.txt file for the binary package
+# Configure the README.md file for the binary package
 #-----------------------------------------------------------------------------
 macro (HDF_README_PROPERTIES target_fortran)
   set (BINARY_SYSTEM_NAME ${CMAKE_SYSTEM_NAME})
@@ -301,8 +301,8 @@ macro (HDF_README_PROPERTIES target_fortran)
   endif ()
 
   configure_file (
-      ${HDF_RESOURCES_DIR}/README.txt.cmake.in
-      ${CMAKE_BINARY_DIR}/README.txt @ONLY
+      ${HDF_RESOURCES_DIR}/README.md.cmake.in
+      ${CMAKE_BINARY_DIR}/README.md @ONLY
   )
 endmacro ()
 
@@ -356,7 +356,7 @@ macro (HDF_DIR_PATHS package_prefix)
     endif ()
   endif ()
   if (NOT ${package_prefix}_INSTALL_CMAKE_DIR)
-    set (${package_prefix}_INSTALL_CMAKE_DIR share/cmake)
+    set (${package_prefix}_INSTALL_CMAKE_DIR cmake)
   endif ()
 
   # Always use full RPATH, i.e. don't skip the full RPATH for the build tree
@@ -427,7 +427,7 @@ macro (HDF_DIR_PATHS package_prefix)
     endif ()
   endif ()
 
-  if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
+  if (NOT ${package_prefix}_EXTERNALLY_CONFIGURED AND CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
     if (CMAKE_HOST_UNIX)
       set (CMAKE_INSTALL_PREFIX "${CMAKE_INSTALL_PREFIX}/HDF_Group/${HDF5_PACKAGE_NAME}/${HDF5_PACKAGE_VERSION}"
         CACHE PATH "Install path prefix, prepended onto install directories." FORCE)
diff --git a/config/cmake_ext_mod/HDFTests.c b/config/cmake_ext_mod/HDFTests.c
index c434be5..2b2a202 100644
--- a/config/cmake_ext_mod/HDFTests.c
+++ b/config/cmake_ext_mod/HDFTests.c
@@ -115,8 +115,8 @@ int main(void)
   for (currentArg = llwidthArgs; *currentArg != NULL; currentArg++)
     {
     char formatString[64];
-    sprintf(formatString, "%%%sd", *currentArg);
-    sprintf(s, formatString, x);
+    snprintf(formatString, sizeof(formatString), "%%%sd", *currentArg);
+    snprintf(s, 128, formatString, x);
     if (strcmp(s, "1099511627776") == 0)
       {
       printf("PRINTF_LL_WIDTH=[%s]\n", *currentArg);
diff --git a/config/cmake_ext_mod/HDFUseFortran.cmake b/config/cmake_ext_mod/HDFUseFortran.cmake
index 9cbcd76..c96298f 100644
--- a/config/cmake_ext_mod/HDFUseFortran.cmake
+++ b/config/cmake_ext_mod/HDFUseFortran.cmake
@@ -22,7 +22,7 @@ if (NOT CMAKE_VERSION VERSION_LESS "3.14.0")
 endif ()
 
 #-------------------------------------------------------------------------------
-#  Fix Fortran flags if we are compiling staticly on Windows using
+#  Fix Fortran flags if we are compiling statically on Windows using
 #  Windows_MT.cmake from config/cmake/UserMacros
 #-------------------------------------------------------------------------------
 if (BUILD_STATIC_CRT_LIBS)
diff --git a/config/cmake_ext_mod/NSIS.template.in b/config/cmake_ext_mod/NSIS.template.in
index ecced05..db79466 100644
--- a/config/cmake_ext_mod/NSIS.template.in
+++ b/config/cmake_ext_mod/NSIS.template.in
@@ -849,7 +849,7 @@ Section "Uninstall"
 @CPACK_NSIS_DELETE_ICONS@
 @CPACK_NSIS_DELETE_ICONS_EXTRA@
 
-  ;Delete empty start menu parent diretories
+  ;Delete empty start menu parent directories
   StrCpy $MUI_TEMP "$SMPROGRAMS\$MUI_TEMP"
 
   startMenuDeleteLoop:
@@ -868,7 +868,7 @@ Section "Uninstall"
   Delete "$SMPROGRAMS\$MUI_TEMP\Uninstall.lnk"
 @CPACK_NSIS_DELETE_ICONS_EXTRA@
 
-  ;Delete empty start menu parent diretories
+  ;Delete empty start menu parent directories
   StrCpy $MUI_TEMP "$SMPROGRAMS\$MUI_TEMP"
 
   secondStartMenuDeleteLoop:
diff --git a/config/cmake_ext_mod/runTest.cmake b/config/cmake_ext_mod/runTest.cmake
index f552dcd..05f4473 100644
--- a/config/cmake_ext_mod/runTest.cmake
+++ b/config/cmake_ext_mod/runTest.cmake
@@ -243,7 +243,14 @@ if (NOT TEST_SKIP_COMPARE)
         list (LENGTH test_act len_act)
         file (STRINGS ${TEST_FOLDER}/${TEST_REFERENCE} test_ref)
         list (LENGTH test_ref len_ref)
+        if (NOT len_act EQUAL len_ref)
+          set (TEST_COMPARE_RESULT 1)
+        endif ()
         if (len_act GREATER 0 AND len_ref GREATER 0)
+          if (TEST_SORT_COMPARE)
+            list (SORT test_act)
+            list (SORT test_ref)
+          endif ()
           math (EXPR _FP_LEN "${len_ref} - 1")
           foreach (line RANGE 0 ${_FP_LEN})
             list (GET test_act ${line} str_act)
@@ -263,9 +270,6 @@ if (NOT TEST_SKIP_COMPARE)
             message (STATUS "COMPARE Failed: ${TEST_FOLDER}/${TEST_REFERENCE} is empty")
           endif ()
         endif ()
-        if (NOT len_act EQUAL len_ref)
-          set (TEST_COMPARE_RESULT 1)
-        endif ()
       endif ()
     endif ()
 
diff --git a/config/conclude.am b/config/conclude.am
index 7d19082..e798d8d 100644
--- a/config/conclude.am
+++ b/config/conclude.am
@@ -270,10 +270,27 @@ build-check-p: $(LIB) $(PROGS) $(chk_TESTS)
 	    echo "===Parallel tests in `echo ${PWD} | sed -e s:.*/::` ended `date`===";\
 	fi
 
-VFD_LIST = sec2 stdio core core_paged split multi family
+VFD_LIST = sec2 stdio core core_paged split multi family splitter
+
+# log VFD currently has file space allocation bugs
+# VFD_LIST += log
+
 if DIRECT_VFD_CONDITIONAL
   VFD_LIST += direct
 endif
+if BUILD_PARALLEL_CONDITIONAL
+  # MPI I/O VFD is currently incompatible with too many tests in the VFD test set
+  # VFD_LIST += mpio
+endif
+if MIRROR_VFD_CONDITIONAL
+  VFD_LIST += mirror
+endif
+if ROS3_VFD_CONDITIONAL
+  VFD_LIST += ros3
+endif
+if HDFS_VFD_CONDITIONAL
+  VFD_LIST += hdfs
+endif
 
 # Run test with different Virtual File Driver
 check-vfd: $(LIB) $(PROGS) $(chk_TESTS)
diff --git a/config/gnu-cxxflags b/config/gnu-cxxflags
index 56e89bc..b544813 100644
--- a/config/gnu-cxxflags
+++ b/config/gnu-cxxflags
@@ -58,7 +58,7 @@ load_gnu_arguments()
 if test "X-" = "X-$cxx_flags_set"; then
     # PathScale compiler spits out gcc version string too. Need to
     # filter it out.
-    # icc beginning with version 12 includes a "gcc version compatiblilty"
+    # icc beginning with version 12 includes a "gcc version compatibility"
     # string, causing the gcc H5_CXXFLAGS to be erroneously added.  The line
     # "grep -v 'icc version'" causes the discarding of any output
     # containing 'icc version'.  The cxx_version for icc is correctly determined
diff --git a/config/gnu-flags b/config/gnu-flags
index 89239df..fe6626d 100644
--- a/config/gnu-flags
+++ b/config/gnu-flags
@@ -58,7 +58,7 @@ load_gnu_arguments()
 if test "X-" = "X-$cc_flags_set"; then
     # PathScale compiler spits out gcc version string too. Need to
     # filter it out.
-    # icc beginning with version 12 includes a "gcc version compatiblilty"
+    # icc beginning with version 12 includes a "gcc version compatibility"
     # string, causing the gcc H5_CFLAGS to be erroneously added.  The line
     # "grep -v 'icc version'" causes the discarding of any output
     # containing 'icc version'.  The cc_version for icc is correctly determined
diff --git a/config/sanitizer/code-coverage.cmake b/config/sanitizer/code-coverage.cmake
index c79aeac..e71bfd7 100644
--- a/config/sanitizer/code-coverage.cmake
+++ b/config/sanitizer/code-coverage.cmake
@@ -80,10 +80,17 @@ option(
   OFF)
 
 # Programs
-find_program(LLVM_COV_PATH llvm-cov)
-find_program(LLVM_PROFDATA_PATH llvm-profdata)
-find_program(LCOV_PATH lcov)
-find_program(GENHTML_PATH genhtml)
+if(WIN32)
+  find_program(LLVM_COV_PATH llvm-cov PATHS ENV VS2019INSTALLDIR PATH_SUFFIXES "VC/Tools/Llvm/x64/bin")
+  find_program(LLVM_PROFDATA_PATH llvm-profdata PATHS ENV VS2019INSTALLDIR PATH_SUFFIXES "VC/Tools/Llvm/x64/bin")
+  find_program(LCOV_PATH lcov PATHS ENV VS2019INSTALLDIR PATH_SUFFIXES "VC/Tools/Llvm/x64/bin")
+  find_program(GENHTML_PATH genhtml PATHS ENV VS2019INSTALLDIR PATH_SUFFIXES "VC/Tools/Llvm/x64/bin")
+else()
+  find_program(LLVM_COV_PATH llvm-cov)
+  find_program(LLVM_PROFDATA_PATH llvm-profdata)
+  find_program(LCOV_PATH lcov)
+  find_program(GENHTML_PATH genhtml)
+endif()
 
 # Variables
 set(CMAKE_COVERAGE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/ccov)
diff --git a/config/sanitizer/sanitizers.cmake b/config/sanitizer/sanitizers.cmake
index 8bf1d5b..b06992f 100644
--- a/config/sanitizer/sanitizers.cmake
+++ b/config/sanitizer/sanitizers.cmake
@@ -83,12 +83,21 @@ if(USE_SANITIZER)
     elseif(MSVC)
       if(USE_SANITIZER MATCHES "([Aa]ddress)")
         message(STATUS "Building with Address sanitizer")
-        append("/fsanitize=address" CMAKE_C_SANITIZER_FLAGS CMAKE_CXX_SANITIZER_FLAGS)
+        append("-fsanitize=address" CMAKE_C_SANITIZER_FLAGS CMAKE_CXX_SANITIZER_FLAGS)
       else()
         message(FATAL_ERROR "This sanitizer not yet supported in the MSVC environment: ${USE_SANITIZER}")
       endif()
     else()
       message(FATAL_ERROR "USE_SANITIZER is not supported on this platform.")
     endif()
+  elseif(MSVC)
+    if(USE_SANITIZER MATCHES "([Aa]ddress)")
+      message(STATUS "Building with Address sanitizer")
+      append("/fsanitize=address" CMAKE_C_SANITIZER_FLAGS CMAKE_CXX_SANITIZER_FLAGS)
+    else()
+      message(FATAL_ERROR "This sanitizer not yet supported in the MSVC environment: ${USE_SANITIZER}")
+    endif()
+  else()
+    message(FATAL_ERROR "USE_SANITIZER is not supported on this platform.")
   endif()
 endif()
diff --git a/config/solaris b/config/solaris
index b7c7963..6b6b74d 100644
--- a/config/solaris
+++ b/config/solaris
@@ -39,7 +39,7 @@ if test "X-" = "X-$cc_flags_set"; then
 
   # Debug
   # NDEBUG is handled explicitly by the configure script
-  # -g is hanled by the symbols flags
+  # -g is handled by the symbols flags
   DEBUG_CFLAGS=
 
   # Symbols
@@ -101,7 +101,7 @@ if test "X-" = "X-$f9x_flags_set"; then
 
   # Debug
   # NDEBUG is handled explicitly by the configure script
-  # -g is hanled by the symbols flags
+  # -g is handled by the symbols flags
   DEBUG_FCFLAGS=
 
   # Symbols
@@ -157,7 +157,7 @@ if test -z "$cxx_flags_set"; then
 
   # Debug
   # NDEBUG is handled explicitly by the configure script
-  # -g is hanled by the symbols flags
+  # -g is handled by the symbols flags
   DEBUG_CXXFLAGS=
 
   # Symbols