Making build with HDF5 more informative

CMakeLists.txt

@@ -458,7 +458,15 @@ message("    Build Options:")
 foreach(opt IN LISTS ADIOS2_CONFIG_OPTS)
   message_pad("      ${opt}" 25 label)
   if(${ADIOS2_HAVE_${opt}})
-    message("${label}: ON")
+    if (${opt} STREQUAL "HDF5")
+       if (HDF5_IS_PARALLEL)
+          message("${label}: ON, parallel ")
+       else()
+          message("${label}: ON, serial ")
+       endif()
+    else()
+       message("${label}: ON")
+    endif()
   else()
     message("${label}: OFF")
   endif()

cmake/DetectOptions.cmake

@@ -351,11 +351,11 @@ endif()
 # HDF5
 if(ADIOS2_USE_HDF5 STREQUAL AUTO)
   find_package(HDF5 COMPONENTS C)
-  if(HDF5_FOUND AND (NOT HDF5_IS_PARALLEL OR ADIOS2_HAVE_MPI))
-    set(ADIOS2_HAVE_HDF5 TRUE)
-  endif()
 elseif(ADIOS2_USE_HDF5)
   find_package(HDF5 REQUIRED COMPONENTS C)
+endif()
+
+if (HDF5_FOUND)
   if(HDF5_IS_PARALLEL AND NOT ADIOS2_HAVE_MPI)
     message(FATAL_ERROR "MPI is disabled but parallel HDF5 is detected.")
   endif()

scripts/ci/cmake/ci-win2022-vs2022-msmpi.cmake

@@ -10,6 +10,7 @@ ADIOS2_BUILD_EXAMPLES:BOOL=ON
 ADIOS2_USE_BZip2:BOOL=OFF
 ADIOS2_USE_Fortran:BOOL=OFF
 ADIOS2_USE_MPI:BOOL=ON
+ADIOS2_USE_HDF5_VOL:STRING=OFF
 ADIOS2_USE_Python:BOOL=ON
 
 Python_ROOT_DIR:PATH=$ENV{CMAKE_PREFIX_PATH}