| Geant4 Cross Reference |
1 # - G4HDF5Shim 1 # - G4HDF5Shim
2 # 2 #
3 # Geant4's Geant4Config.cmake file aims to sup 3 # Geant4's Geant4Config.cmake file aims to support CMake 3.8 and newer
4 # The HDF5 dependency is located through CMake 4 # The HDF5 dependency is located through CMake's builtin FindHDF5
5 # module, but this does not supply imported ta 5 # module, but this does not supply imported targets until CMake 3.20.
6 # It may use HDF5's hdf5-config.cmake file if 6 # It may use HDF5's hdf5-config.cmake file if available, so create
7 # custom imported target hdf5::hdf5 to allow b 7 # custom imported target hdf5::hdf5 to allow both cases to be handled
8 # without interference with either. 8 # without interference with either.
9 9
10 if(HDF5_FOUND) 10 if(HDF5_FOUND)
11 # If we're in MT mode, found HDF5 must also s 11 # If we're in MT mode, found HDF5 must also support MT
12 if(GEANT4_BUILD_MULTITHREADED OR Geant4_multi 12 if(GEANT4_BUILD_MULTITHREADED OR Geant4_multithreaded_FOUND)
13 include(CheckCXXSymbolExists) 13 include(CheckCXXSymbolExists)
14 set(CMAKE_REQUIRED_INCLUDES "${HDF5_INCLUDE 14 set(CMAKE_REQUIRED_INCLUDES "${HDF5_INCLUDE_DIRS}")
15 check_cxx_symbol_exists(H5_HAVE_THREADSAFE 15 check_cxx_symbol_exists(H5_HAVE_THREADSAFE "H5pubconf.h" GEANT4_HAVE_H5_HAVE_THREADSAFE)
16 unset(CMAKE_REQUIRED_INCLUDES) 16 unset(CMAKE_REQUIRED_INCLUDES)
17 17
18 if(NOT GEANT4_HAVE_H5_HAVE_THREADSAFE) 18 if(NOT GEANT4_HAVE_H5_HAVE_THREADSAFE)
19 message(FATAL_ERROR 19 message(FATAL_ERROR
20 "Found an install of HDF5, but it was n 20 "Found an install of HDF5, but it was not built with support for thread safety. "
21 "Either build Geant4 in single threaded 21 "Either build Geant4 in single threaded mode, or use/reinstall HDF5 with "
22 "thread safety enabled. See HDF5's inst 22 "thread safety enabled. See HDF5's install guides, available from https://support.hdfgroup.org/HDF5/release/, for instructions on this.\n"
23 ) 23 )
24 endif() 24 endif()
25 endif() 25 endif()
26 26
27 # If FindHDF5 does not yet supply imported ta 27 # If FindHDF5 does not yet supply imported targets, we
28 # create an internal INTERFACE target to wrap 28 # create an internal INTERFACE target to wrap these.
29 # This still hard-codes include/library paths 29 # This still hard-codes include/library paths, but limits it
30 # to one place. Later, we'll create proper im 30 # to one place. Later, we'll create proper imported targets
31 # with re-finds but for now this is the best 31 # with re-finds but for now this is the best minimally invasive proceedure
32 if(NOT TARGET hdf5::hdf5) 32 if(NOT TARGET hdf5::hdf5)
33 add_library(hdf5::hdf5 IMPORTED UNKNOWN) 33 add_library(hdf5::hdf5 IMPORTED UNKNOWN)
34 set_target_properties(hdf5::hdf5 PROPERTIES 34 set_target_properties(hdf5::hdf5 PROPERTIES
35 IMPORTED_LINK_INTERFACE_LANGUAGES "C" 35 IMPORTED_LINK_INTERFACE_LANGUAGES "C"
36 IMPORTED_LOCATION "${HDF5_C_LIBRARY_hdf5} 36 IMPORTED_LOCATION "${HDF5_C_LIBRARY_hdf5}"
37 INTERFACE_INCLUDE_DIRECTORIES "${HDF5_C_I 37 INTERFACE_INCLUDE_DIRECTORIES "${HDF5_C_INCLUDE_DIRS}"
38 INTERFACE_LINK_LIBRARIES "${HDF5_C_LIBRAR 38 INTERFACE_LINK_LIBRARIES "${HDF5_C_LIBRARIES}"
39 ) 39 )
40 endif() 40 endif()
41 endif() 41 endif()