[vtk] fix static hdf5 linkage. (#6782)

ports/vtk/CONTROL

@@ -1,5 +1,5 @@
 Source: vtk
-Version: 8.2.0-2
+Version: 8.2.0-4
 Description: Software system for 3D computer graphics, image processing, and visualization
 Build-Depends: zlib, libpng, tiff, libxml2, jsoncpp, glew, freetype, expat, hdf5, libjpeg-turbo, proj4, lz4, libtheora, atlmfc (windows), eigen3, double-conversion, pugixml, libharu, sqlite3, netcdf-c
 

ports/vtk/hdf5_static.patch

@@ -0,0 +1,22 @@
+diff --git a/CMake/FindHDF5.cmake b/CMake/FindHDF5.cmake
+index 6d558e39..c301e165 100644
+--- a/CMake/FindHDF5.cmake	
++++ b/CMake/FindHDF5.cmake
+@@ -8,7 +8,16 @@ if(CMAKE_VERSION VERSION_LESS 3.6.1)
+ else()
+   include(${CMAKE_ROOT}/Modules/FindHDF5.cmake)
+ endif()
+-
++#It would be better if VTK would actually use HDF5 & SZIP targets. 
++#But current module load order is wrong which will lead to the target being used before it is defined!
++if("${HDF5_LIBRARIES}" MATCHES "libhdf5")
++    find_library(SZIP_LIBRARY_RELEASE NAMES sz libsz szip libszip NAMES_PER_DIR)
++    find_library(SZIP_LIBRARY_DEBUG NAMES sz_d libsz_d szip_d libszip_d NAMES_PER_DIR)
++    select_library_configurations(SZIP)
++    list(APPEND HDF5_LIBRARIES "${SZIP_LIBRARIES}")
++    find_package(ZLIB)
++    list(APPEND HDF5_LIBRARIES "${ZLIB_LIBRARIES}")
++endif()
+ if(HDF5_FOUND AND (HDF5_IS_PARALLEL OR HDF5_ENABLE_PARALLEL))
+   include(vtkMPI)
+   if(MPI_C_INCLUDE_PATH)

ports/vtk/portfile.cmake

@@ -48,6 +48,7 @@ vcpkg_from_github(
         fix-find-lz4.patch
         fix_ogg_linkage.patch
         fix-pugixml-link.patch
+        hdf5_static.patch
 )
 
 # Remove the FindGLEW.cmake and FindPythonLibs.cmake that are distributed with VTK,
@@ -57,6 +58,7 @@ vcpkg_from_github(
 # so we provide an own one.
 file(REMOVE ${SOURCE_PATH}/CMake/FindGLEW.cmake)
 file(REMOVE ${SOURCE_PATH}/CMake/FindPythonLibs.cmake)
+
 file(COPY ${CMAKE_CURRENT_LIST_DIR}/FindGDAL.cmake DESTINATION ${SOURCE_PATH}/CMake)
 
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