File fix-libharu-missing-m.patch of Package paraview

--- a/VTK/ThirdParty/libharu/vtklibharu/CMakeLists.txt
+++ b/VTK/ThirdParty/libharu/vtklibharu/CMakeLists.txt
@@ -125,6 +125,9 @@
 endif(PNG_FOUND)
 endif ()
 
+find_library(M_LIB m)
+set(ADDITIONAL_LIBRARIES ${ADDITIONAL_LIBRARIES} ${M_LIB})
+
 # =======================================================================
 # configure header files, add compiler flags
 # =======================================================================

--- a/VTK/ThirdParty/libharu/vtklibharu/src/CMakeLists.txt
+++ b/VTK/ThirdParty/libharu/vtklibharu/src/CMakeLists.txt
@@ -102,7 +102,7 @@
 endif(LIBHPDF_SHARED)
 else ()
   vtk_add_library(vtklibharu ${LIBHPDF_SRCS})
-  target_link_libraries(vtklibharu PRIVATE ${vtkzlib_LIBRARIES} ${vtkpng_LIBRARIES})
+  target_link_libraries(vtklibharu PRIVATE ${vtkzlib_LIBRARIES} ${vtkpng_LIBRARIES} ${ADDITIONAL_LIBRARIES})
   if (WIN32)
     set_target_properties(vtklibharu
       PROPERTIES