Added check for H5Literate symbol (hdf5 1.8.x, 1.10.x) or macro (1.12.x)) in support of #1965

Author: WardF

CMakeLists.txt

@@ -775,6 +775,9 @@ IF(USE_HDF5)
   # Starting with libhdf5 1.12.0, we need to specify the option
   # `--with-default-api-version=v18` when configuring libhdf5. Otherwise,
   # the symbol H5Literate is not found.  Check for this and return an error if it's not found.
+  #
+  # We first check for the symbol in the library, for versions 1.8.x and 1.10.x.  If this fails,
+  # we must then check for its usage as a macro (version 1.12.x).
   ##
 
   CHECK_LIBRARY_EXISTS(${HDF5_C_LIBRARY_hdf5} H5Literate "" HAVE_H5Literate)
@@ -793,6 +796,10 @@ IF(USE_HDF5)
       MESSAGE(FATAL_ERROR "${HDF5_C_LIBRARY_hdf5} does not contain symbol '_H5Literate'.  Please recompile your libhdf5 install using '--with-default-api-version=v18'.")
   ENDIF(NOT HAVE_H5Literate_Macro)
 
+  ##
+  # End H5Literate checks
+  ##
+
   IF(HDF5_PARALLEL)
 	SET(HDF5_CC h5pcc)
   ELSE()

configure.ac

@@ -1216,7 +1216,18 @@ if test "x$enable_hdf5" = xyes; then
 
    # H5Pset_fapl_mpiposix and H5Pget_fapl_mpiposix have been removed since HDF5 1.8.12.
    # Use H5Pset_fapl_mpio and H5Pget_fapl_mpio, instead.
-   AC_CHECK_FUNCS([H5Pget_fapl_mpio H5Pset_deflate H5Z_SZIP H5free_memory H5resize_memory H5allocate_memory H5Pset_libver_bounds H5Pset_all_coll_metadata_ops])
+   AC_CHECK_FUNCS([H5Pget_fapl_mpio H5Pset_deflate H5Z_SZIP H5free_memory H5resize_memory H5allocate_memory H5Pset_libver_bounds H5Pset_all_coll_metadata_ops H5Literate])
+
+   # Check to see if HDF5 library has H5Literate (HDF5 1.8.x, 1.10.x)
+   if test "x$ac_cv_func_H5Literate" = xno; then
+      AC_MSG_CHECKING([for H5Literate macro])
+      AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include "H5public.h"],
+      [[#if !(H5Literate_vers == 1)
+      # error
+      #endif]
+      ])], [], [AC_MSG_RESULT(no); AC_MSG_ERROR([HDF5 was not built with API compatibility version v18. Please recompile your libhdf5 install using '--with-default-api-version=v18'.])])
+      AC_MSG_RESULT(yes)
+   fi
 
    # Check to see if HDF5 library has collective metadata APIs, (HDF5 >= 1.10.0)
    if test "x$ac_cv_func_H5Pset_all_coll_metadata_ops" = xyes; then