Reclassify CMake messages - HDFFV-11144 (#253)

* OESS-98 convert plugin option to FetchContent, add tests

* Fixes for pkcfg files because of plugin option

* OESS-98 fix tools test for plugins

* Keep doxygen comments under 100 chars long - format hint

* Whitespace

* HDFFV-11144 - Reclassify CMake messages

8 files changed, 91 insertions, 53 deletions

diff --git a/config/cmake/ConfigureChecks.cmake b/config/cmake/ConfigureChecks.cmake
index ab121e9..abdde70 100644
--- a/config/cmake/ConfigureChecks.cmake
+++ b/config/cmake/ConfigureChecks.cmake
@@ -165,14 +165,18 @@ if (NOT WINDOWS)
         add_definitions ("-D_GNU_SOURCE")
       else ()
         set (TEST_DIRECT_VFD_WORKS "" CACHE INTERNAL ${msg})
-        message (STATUS "${msg}... no")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "${msg}... no")
+        endif ()
         file (APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
               "Test TEST_DIRECT_VFD_WORKS Run failed with the following output and exit code:\n ${OUTPUT}\n"
         )
       endif ()
     else ()
       set (TEST_DIRECT_VFD_WORKS "" CACHE INTERNAL ${msg})
-      message (STATUS "${msg}... no")
+      if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+        message (VERBOSE "${msg}... no")
+      endif ()
       file (APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
           "Test TEST_DIRECT_VFD_WORKS Compile failed with the following output:\n ${OUTPUT}\n"
       )
@@ -192,7 +196,7 @@ option (HDF5_ENABLE_ROS3_VFD "Build the ROS3 Virtual File Driver" OFF)
       list (APPEND LINK_LIBS ${CURL_LIBRARIES} ${OPENSSL_LIBRARIES})
       INCLUDE_DIRECTORIES (${CURL_INCLUDE_DIRS} ${OPENSSL_INCLUDE_DIR})
     else ()
-      message (STATUS "The Read-Only S3 VFD was requested but cannot be built.\nPlease check that openssl and cURL are available on your\nsystem, and/or re-configure without option HDF5_ENABLE_ROS3_VFD.")
+      message (WARNING "The Read-Only S3 VFD was requested but cannot be built.\nPlease check that openssl and cURL are available on your\nsystem, and/or re-configure without option HDF5_ENABLE_ROS3_VFD.")
     endif ()
 endif ()
 
@@ -209,7 +213,7 @@ if (H5FD_ENABLE_MIRROR_VFD)
        ${HDF_PREFIX}_HAVE_FORK)
       set (${HDF_PREFIX}_HAVE_MIRROR_VFD 1)
   else()
-    message(STATUS "The socket-based Mirror VFD was requested but cannot be built. System prerequisites are not met.")
+    message(WARNING "The socket-based Mirror VFD was requested but cannot be built. System prerequisites are not met.")
   endif()
 endif()
 
@@ -235,7 +239,6 @@ endif ()
 #-----------------------------------------------------------------------------
 macro (H5ConversionTests TEST msg)
   if (NOT DEFINED ${TEST})
-   # message (STATUS "===> ${TEST}")
     TRY_RUN (${TEST}_RUN   ${TEST}_COMPILE
         ${CMAKE_BINARY_DIR}
         ${HDF_RESOURCES_DIR}/ConversionTests.c
@@ -245,17 +248,23 @@ macro (H5ConversionTests TEST msg)
     if (${TEST}_COMPILE)
       if (${TEST}_RUN MATCHES 0)
         set (${TEST} 1 CACHE INTERNAL ${msg})
-        message (STATUS "${msg}... yes")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "${msg}... yes")
+        endif ()
       else ()
         set (${TEST} "" CACHE INTERNAL ${msg})
-        message (STATUS "${msg}... no")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "${msg}... no")
+        endif ()
         file (APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
               "Test ${TEST} Run failed with the following output and exit code:\n ${OUTPUT}\n"
         )
       endif ()
     else ()
       set (${TEST} "" CACHE INTERNAL ${msg})
-      message (STATUS "${msg}... no")
+      if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+        message (VERBOSE "${msg}... no")
+      endif ()
       file (APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
           "Test ${TEST} Compile failed with the following output:\n ${OUTPUT}\n"
       )
diff --git a/config/cmake/HDF5PluginMacros.cmake b/config/cmake/HDF5PluginMacros.cmake
index a858353..4e05399 100644
--- a/config/cmake/HDF5PluginMacros.cmake
+++ b/config/cmake/HDF5PluginMacros.cmake
@@ -14,7 +14,9 @@ macro (EXTERNAL_PLUGIN_LIBRARY compress_type)
     )
   endif ()
   FetchContent_GetProperties(PLUGIN)
-  message (STATUS "HDF5_INCLUDE_DIR=${HDF5_INCLUDE_DIR}")
+  if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+    message (VERBOSE "HDF5_INCLUDE_DIR=${HDF5_INCLUDE_DIR}")
+  endif ()
   if(NOT PLUGIN_POPULATED)
     FetchContent_Populate(PLUGIN)
     include (${HDF_RESOURCES_DIR}/HDF5PluginCache.cmake)
@@ -65,8 +67,10 @@ macro (EXTERNAL_PLUGIN_LIBRARY compress_type)
       add_dependencies (h5ex_d_zfp ${HDF5_LIBSH_TARGET})
       target_include_directories (h5ex_d_zfp PRIVATE "${HDF5_SRC_DIR};${HDF5_SRC_BINARY_DIR}")
     endif ()
-  endif()
-  message (STATUS "HDF5_INCLUDE_DIR=${HDF5_INCLUDE_DIR}")
+  endif ()
+  if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+    message (VERBOSE "HDF5_INCLUDE_DIR=${HDF5_INCLUDE_DIR}")
+  endif ()
   set (PLUGIN_BINARY_DIR "${plugin_BINARY_DIR}")
   set (PLUGIN_SOURCE_DIR "${plugin_SOURCE_DIR}")
   set (PLUGIN_LIBRARY "PLUGIN")
diff --git a/config/cmake/HDF5UseFortran.cmake b/config/cmake/HDF5UseFortran.cmake
index 4350b7a..8579b73 100644
--- a/config/cmake/HDF5UseFortran.cmake
+++ b/config/cmake/HDF5UseFortran.cmake
@@ -41,7 +41,9 @@ else ()
 # so this one is used.
 #-----------------------------------------------------------------------------
 macro (FORTRAN_RUN FUNCTION_NAME SOURCE_CODE RUN_RESULT_VAR1 COMPILE_RESULT_VAR1 RETURN_VAR)
-    message (STATUS "Detecting Fortran ${FUNCTION_NAME}")
+    if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+      message (VERBOSE "Detecting Fortran ${FUNCTION_NAME}")
+    endif ()
     file (WRITE
         ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testFortranCompiler1.f90
         "${SOURCE_CODE}"
@@ -55,18 +57,24 @@ macro (FORTRAN_RUN FUNCTION_NAME SOURCE_CODE RUN_RESULT_VAR1 COMPILE_RESULT_VAR1
     if (${COMPILE_RESULT_VAR})
       set(${RETURN_VAR} ${RUN_RESULT_VAR})
       if (${RUN_RESULT_VAR} MATCHES 0)
-        message (STATUS "Testing Fortran ${FUNCTION_NAME} - OK")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "Testing Fortran ${FUNCTION_NAME} - OK")
+        endif ()
         file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
             "Determining if the Fortran ${FUNCTION_NAME} exists passed\n"
         )
       else ()
-        message (STATUS "Testing Fortran ${FUNCTION_NAME} - Fail")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "Testing Fortran ${FUNCTION_NAME} - Fail")
+        endif ()
         file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
             "Determining if the Fortran ${FUNCTION_NAME} exists failed: ${RUN_RESULT_VAR}\n"
         )
       endif ()
     else ()
-        message (STATUS "Compiling Fortran ${FUNCTION_NAME} - Fail")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "Compiling Fortran ${FUNCTION_NAME} - Fail")
+        endif ()
         file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
             "Determining if the Fortran ${FUNCTION_NAME} compiles failed: ${COMPILE_RESULT_VAR}\n"
         )
@@ -281,7 +289,9 @@ string (REGEX REPLACE " " "" pack_int_sizeof "${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}")
+if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+  message (VERBOSE "....FOUND SIZEOF for INTEGER KINDs ${PAC_FC_ALL_INTEGER_KINDS_SIZEOF}")
+endif ()
 # **********
 # REALS
 # **********
@@ -442,7 +452,9 @@ else ()
 # so this one is used.
 #-----------------------------------------------------------------------------
 macro (C_RUN FUNCTION_NAME SOURCE_CODE RETURN_VAR)
-    message (STATUS "Detecting C ${FUNCTION_NAME}")
+    if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+      message (VERBOSE "Detecting C ${FUNCTION_NAME}")
+    endif ()
     if (HDF5_REQUIRED_LIBRARIES)
       set (CHECK_FUNCTION_EXISTS_ADD_LIBRARIES
           "-DLINK_LIBRARIES:STRING=${HDF5_REQUIRED_LIBRARIES}")
@@ -462,22 +474,28 @@ macro (C_RUN FUNCTION_NAME SOURCE_CODE RETURN_VAR)
 
     set (${RETURN_VAR} ${OUTPUT_VAR})
 
-    #message (STATUS "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
-    #message (STATUS "Test COMPILE_RESULT_VAR ${COMPILE_RESULT_VAR} ")
-    #message (STATUS "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
-    #message (STATUS "Test RUN_RESULT_VAR ${RUN_RESULT_VAR} ")
-    #message (STATUS "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
+    #if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+    #  message (TRACE "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
+    #  message (TRACE "Test COMPILE_RESULT_VAR ${COMPILE_RESULT_VAR} ")
+    #  message (TRACE "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
+    #  message (TRACE "Test RUN_RESULT_VAR ${RUN_RESULT_VAR} ")
+    #  message (TRACE "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
+    #endif ()
 
     if (${COMPILE_RESULT_VAR})
       if (${RUN_RESULT_VAR} MATCHES 1)
         set (${RUN_RESULT_VAR} 1 CACHE INTERNAL "Have C function ${FUNCTION_NAME}")
-        message (STATUS "Testing C ${FUNCTION_NAME} - OK")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "Testing C ${FUNCTION_NAME} - OK")
+        endif ()
         file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
             "Determining if the C ${FUNCTION_NAME} exists passed with the following output:\n"
             "${OUTPUT_VAR}\n\n"
         )
       else ()
-        message (STATUS "Testing C ${FUNCTION_NAME} - Fail")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "Testing C ${FUNCTION_NAME} - Fail")
+        endif ()
         set (${RUN_RESULT_VAR} 0 CACHE INTERNAL "Have C function ${FUNCTION_NAME}")
         file (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
             "Determining if the C ${FUNCTION_NAME} exists failed with the following output:\n"
diff --git a/config/cmake/HDFCXXCompilerFlags.cmake b/config/cmake/HDFCXXCompilerFlags.cmake
index 5925989..4f2eabe 100644
--- a/config/cmake/HDFCXXCompilerFlags.cmake
+++ b/config/cmake/HDFCXXCompilerFlags.cmake
@@ -14,7 +14,9 @@ set(CMAKE_CXX_STANDARD_REQUIRED TRUE)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
 set (CMAKE_CXX_FLAGS "${CMAKE_CXX_SANITIZER_FLAGS} ${CMAKE_CXX_FLAGS}")
-message (STATUS "Warnings Configuration: CXX default:  ${CMAKE_CXX_FLAGS}")
+if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+  message (VERBOSE "Warnings Configuration: CXX default:  ${CMAKE_CXX_FLAGS}")
+endif ()
 #-----------------------------------------------------------------------------
 # Compiler specific flags : Shouldn't there be compiler tests for these
 #-----------------------------------------------------------------------------
@@ -100,7 +102,9 @@ if (NOT MSVC AND NOT MINGW)
     elseif (CMAKE_CXX_COMPILER_ID STREQUAL "PGI")
       list (APPEND HDF5_CMAKE_CXX_FLAGS "-Minform=inform")
     endif ()
-    message (STATUS "CMAKE_CXX_FLAGS_GENERAL=${HDF5_CMAKE_CXX_FLAGS}")
+    if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+      message (VERBOSE "CMAKE_CXX_FLAGS_GENERAL=${HDF5_CMAKE_CXX_FLAGS}")
+    endif ()
   endif ()
 
   #-----------------------------------------------------------------------------
diff --git a/config/cmake/HDFCompilerFlags.cmake b/config/cmake/HDFCompilerFlags.cmake
index 5f35e61..fb527d5 100644
--- a/config/cmake/HDFCompilerFlags.cmake
+++ b/config/cmake/HDFCompilerFlags.cmake
@@ -15,7 +15,9 @@ set(CMAKE_C_STANDARD_REQUIRED TRUE)
 set (CMAKE_C_FLAGS "${CMAKE_C99_STANDARD_COMPILE_OPTION} ${CMAKE_C_FLAGS}")
 set (CMAKE_C_FLAGS "${CMAKE_C_SANITIZER_FLAGS} ${CMAKE_C_FLAGS}")
 set (CMAKE_CXX_FLAGS "${CMAKE_CXX_SANITIZER_FLAGS} ${CMAKE_CXX_FLAGS}")
-message (STATUS "Warnings Configuration: default: ${CMAKE_C_FLAGS} : ${CMAKE_CXX_FLAGS}")
+if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+  message (VERBOSE "Warnings Configuration: default: ${CMAKE_C_FLAGS} : ${CMAKE_CXX_FLAGS}")
+endif ()
 #-----------------------------------------------------------------------------
 # Compiler specific flags : Shouldn't there be compiler tests for these
 #-----------------------------------------------------------------------------
@@ -127,7 +129,9 @@ if (NOT MSVC AND NOT MINGW)
     elseif (CMAKE_C_COMPILER_ID STREQUAL "PGI")
       list (APPEND HDF5_CMAKE_C_FLAGS "-Minform=inform")
     endif ()
-    message (STATUS "CMAKE_C_FLAGS_GENERAL=${HDF5_CMAKE_C_FLAGS}")
+    if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+      message (VERBOSE "CMAKE_C_FLAGS_GENERAL=${HDF5_CMAKE_C_FLAGS}")
+    endif ()
   endif ()
 
   #-----------------------------------------------------------------------------
diff --git a/config/cmake/HDFFortranCompilerFlags.cmake b/config/cmake/HDFFortranCompilerFlags.cmake
index 2bbb35d..c7f085c 100644
--- a/config/cmake/HDFFortranCompilerFlags.cmake
+++ b/config/cmake/HDFFortranCompilerFlags.cmake
@@ -10,7 +10,9 @@
 # help@hdfgroup.org.
 #
 
-message (STATUS "Warnings Configuration: default Fortran: ${CMAKE_Fortran_FLAGS}")
+if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+  message (VERBOSE "Warnings Configuration: default Fortran: ${CMAKE_Fortran_FLAGS}")
+endif ()
 
 #-----------------------------------------------------------------------------
 # Option to allow the user to disable compiler warnings
@@ -64,7 +66,9 @@ if (NOT MSVC AND NOT MINGW)
   elseif (CMAKE_Fortran_COMPILER_ID STREQUAL "PGI")
     list (APPEND HDF5_CMAKE_Fortran_FLAGS "-Mfreeform" "-Mdclchk" "-Mstandard" "-Mallocatable=03")
   endif ()
-  message (STATUS "HDF5_CMAKE_Fortran_FLAGS=${HDF5_CMAKE_Fortran_FLAGS}")
+  if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+    message (VERBOSE "HDF5_CMAKE_Fortran_FLAGS=${HDF5_CMAKE_Fortran_FLAGS}")
+  endif ()
 
   if (CMAKE_Fortran_COMPILER_ID STREQUAL "GNU")
 
diff --git a/config/cmake/fileCompareTest.cmake b/config/cmake/fileCompareTest.cmake
index d913da0..2f968fa 100644
--- a/config/cmake/fileCompareTest.cmake
+++ b/config/cmake/fileCompareTest.cmake
@@ -24,9 +24,6 @@ endif ()
 if (NOT TEST_FUNCTION)
   message (FATAL_ERROR "Require TEST_FUNCTION (LT,LTEQ,EQ,GTEQ,GT) to be defined")
 endif ()
-#if (NOT TEST_EXPECT)
-#  message (STATUS "Require TEST_EXPECT to be defined")
-#endif ()
 
 set (TEST_ONE_SIZE 0)
 set (TEST_TWO_SIZE 0)
@@ -53,7 +50,9 @@ if (TEST_STRINGS STREQUAL "YES")
       RESULT_VARIABLE TEST_RESULT
   )
 
-  message (STATUS "COMPARE Result: ${TEST_RESULT}: ${TEST_STRING_SIZE}=${TEST_U_STRING_LEN}-${TEST_O_STRING_LEN}")
+  if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+    message (VERBOSE "COMPARE Result: ${TEST_RESULT}: ${TEST_STRING_SIZE}=${TEST_U_STRING_LEN}-${TEST_O_STRING_LEN}")
+  endif ()
   # if the return value is !=${TEST_EXPECT} bail out
   if (NOT TEST_RESULT EQUAL TEST_EXPECT)
     message (FATAL_ERROR "Failed: The output of ${TEST_FOLDER}/${TEST_ONEFILE} did not match ${TEST_FOLDER}/${TEST_TWOFILE}.\n${TEST_ERROR}")
@@ -66,31 +65,41 @@ else ()
     file (SIZE ${TEST_FOLDER}/${TEST_TWOFILE} TEST_TWO_SIZE)
     if (TEST_FUNCTION MATCHES "LT")
       if (TEST_ONE_SIZE LESS TEST_TWO_SIZE)
-        message (STATUS "Passed: The size of ${TEST_FOLDER}/${TEST_ONEFILE} was less ${TEST_FOLDER}/${TEST_TWOFILE}")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "Passed: The size of ${TEST_FOLDER}/${TEST_ONEFILE} was less ${TEST_FOLDER}/${TEST_TWOFILE}")
+        endif ()
       else ()
         message (FATAL_ERROR "The size of ${TEST_FOLDER}/${TEST_ONEFILE} was NOT less ${TEST_FOLDER}/${TEST_TWOFILE}")
       endif ()
     elseif (TEST_FUNCTION MATCHES "LTEQ")
       if (TEST_ONE_SIZE LESS_EQUAL TEST_TWO_SIZE)
-        message (STATUS "Passed: The size of ${TEST_FOLDER}/${TEST_ONEFILE} was less or equal ${TEST_FOLDER}/${TEST_TWOFILE}")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSES "Passed: The size of ${TEST_FOLDER}/${TEST_ONEFILE} was less or equal ${TEST_FOLDER}/${TEST_TWOFILE}")
+        endif ()
       else ()
         message (FATAL_ERROR "The size of ${TEST_FOLDER}/${TEST_ONEFILE} was NOT less or equal ${TEST_FOLDER}/${TEST_TWOFILE}")
       endif ()
     elseif (TEST_FUNCTION MATCHES "EQ")
       if (TEST_ONE_SIZE LESS_EQUAL TEST_TWO_SIZE)
-        message (STATUS "Passed: The size of ${TEST_FOLDER}/${TEST_ONEFILE} was equal ${TEST_FOLDER}/${TEST_TWOFILE}")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "Passed: The size of ${TEST_FOLDER}/${TEST_ONEFILE} was equal ${TEST_FOLDER}/${TEST_TWOFILE}")
+        endif ()
       else ()
         message (FATAL_ERROR "The size of ${TEST_FOLDER}/${TEST_ONEFILE} was NOT equal ${TEST_FOLDER}/${TEST_TWOFILE}")
       endif ()
     elseif (TEST_FUNCTION MATCHES "GTEQ")
       if (TEST_ONE_SIZE LESS_EQUAL TEST_TWO_SIZE)
-        message (STATUS "Passed: The size of ${TEST_FOLDER}/${TEST_ONEFILE} was greater or equal ${TEST_FOLDER}/${TEST_TWOFILE}")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "Passed: The size of ${TEST_FOLDER}/${TEST_ONEFILE} was greater or equal ${TEST_FOLDER}/${TEST_TWOFILE}")
+        endif ()
       else ()
         message (FATAL_ERROR "The size of ${TEST_FOLDER}/${TEST_ONEFILE} was NOT greater or equal ${TEST_FOLDER}/${TEST_TWOFILE}")
       endif ()
     elseif (TEST_FUNCTION MATCHES "GT")
       if (TEST_ONE_SIZE LESS_EQUAL TEST_TWO_SIZE)
-        message (STATUS "Passed: The size of ${TEST_FOLDER}/${TEST_ONEFILE} was greater ${TEST_FOLDER}/${TEST_TWOFILE}")
+        if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.15.0")
+          message (VERBOSE "Passed: The size of ${TEST_FOLDER}/${TEST_ONEFILE} was greater ${TEST_FOLDER}/${TEST_TWOFILE}")
+        endif ()
       else ()
         message (FATAL_ERROR "The size of ${TEST_FOLDER}/${TEST_ONEFILE} was NOT greater ${TEST_FOLDER}/${TEST_TWOFILE}")
       endif ()
diff --git a/config/cmake/libhdf5.pc.in b/config/cmake/libhdf5.pc.in
deleted file mode 100644
index 4a2ebaa..0000000
--- a/config/cmake/libhdf5.pc.in
+++ /dev/null
@@ -1,14 +0,0 @@
-prefix=@_PKG_CONFIG_PREFIX@
-exec_prefix=@_PKG_CONFIG_EXEC_PREFIX@
-libdir=@_PKG_CONFIG_LIBDIR@
-includedir=@_PKG_CONFIG_INCLUDEDIR@
-
-Name: @_PKG_CONFIG_LIBNAME@
-Description: HDF5 (Hierarchical Data Format 5) Software Library
-Version: @_PKG_CONFIG_VERSION@
-
-Cflags: -I${includedir}
-Libs: -L${libdir} @_PKG_CONFIG_SH_LIBS@
-Requires: @_PKG_CONFIG_REQUIRES@
-Libs.private: @_PKG_CONFIG_LIBS_PRIVATE@ @_PKG_CONFIG_LIBS@
-Requires.private: @_PKG_CONFIG_REQUIRES_PRIVATE@