cmake_minimum_required (VERSION 3.1.0)
PROJECT (HDF5_F90_SRC C CXX Fortran)

#-----------------------------------------------------------------------------
# configure def file for shared libs on windows
if (WIN32)
  if (BUILD_SHARED_LIBS)
    if (MSVC)
      if (NOT H5_HAVE_PARALLEL)
        set (H5_NOPAREXP ";")
      endif (NOT H5_HAVE_PARALLEL)
      if (NOT HDF5_ENABLE_F2003)
        set (H5_NOF03EXP ";")
      else (NOT HDF5_ENABLE_F2003)
        set (H5_F03EXP ";")
      endif (NOT HDF5_ENABLE_F2003)
      configure_file (${HDF5_F90_SRC_SOURCE_DIR}/hdf5_fortrandll.def.in ${HDF5_F90_SRC_BINARY_DIR}/hdf5_fortrandll.def @ONLY)
    endif (MSVC)
  endif (BUILD_SHARED_LIBS)
endif (WIN32)

# configure for Fortran preprocessor

# Define Parallel variable for passing to H5config_f.inc.cmake
set (CMAKE_H5_HAVE_PARALLEL 0)
if (H5_HAVE_PARALLEL)
  set (CMAKE_H5_HAVE_PARALLEL 1)
endif (H5_HAVE_PARALLEL)

set (CMAKE_H5_HAVE_FLOAT128 0)
if (HAVE_FLOAT128)
  set (CMAKE_H5_HAVE_FLOAT128 1)
endif(HAVE_FLOAT128)

configure_file (${HDF5_F90_SRC_SOURCE_DIR}/H5config_f.inc.cmake ${CMAKE_BINARY_DIR}/H5config_f.inc @ONLY)
configure_file (${HDF5_F90_SRC_SOURCE_DIR}/H5fort_type_defines.h.in ${HDF5_F90_BINARY_DIR}/H5fort_type_defines.h @ONLY)

#-----------------------------------------------------------------------------
# Setup the Fortran auto-detection utilities
# H5test_kind.F90         used to generate various KIND interfaces 
# H5fort_type_defines.h   used to generate H5f90i_gen.h + H5fortran_types.F90
#-----------------------------------------------------------------------------

add_executable (H5_buildiface
      ${HDF5_F90_SRC_SOURCE_DIR}/H5_buildiface.F90
  )

if (WIN32 AND MSVC)
  if (BUILD_SHARED_LIBS)
    set_target_properties (H5_buildiface
        PROPERTIES
            COMPILE_FLAGS "/MT"
    )
  endif (BUILD_SHARED_LIBS)
  set_target_properties (H5_buildiface
      PROPERTIES
          LINK_FLAGS "/SUBSYSTEM:CONSOLE"
  )
endif (WIN32 AND MSVC)
set_target_properties (H5_buildiface PROPERTIES
    LINKER_LANGUAGE Fortran
    Fortran_MODULE_DIRECTORY ${CMAKE_Fortran_MODULE_DIRECTORY}
)

set (CMD $<TARGET_FILE:H5_buildiface>)
add_custom_command (
    OUTPUT ${HDF5_F90_BINARY_DIR}/H5_gen.F90
    COMMAND ${CMD}
    WORKING_DIRECTORY ${HDF5_F90_BINARY_DIR}
    DEPENDS H5_buildiface
)

INCLUDE_DIRECTORIES (${HDF5_F90_BINARY_DIR} ${CMAKE_Fortran_MODULE_DIRECTORY})
#-----------------------------------------------------------------------------
add_executable (H5match_types
    ${HDF5_F90_BINARY_DIR}/H5fort_type_defines.h
    ${HDF5_F90_SRC_SOURCE_DIR}/H5match_types.c
)
set (CMD $<TARGET_FILE:H5match_types>)
add_custom_command (
    OUTPUT ${HDF5_F90_BINARY_DIR}/H5f90i_gen.h
           ${HDF5_F90_BINARY_DIR}/H5fortran_types.F90
    COMMAND ${CMD}
    WORKING_DIRECTORY ${HDF5_F90_BINARY_DIR}
    DEPENDS H5match_types
)

#-----------------------------------------------------------------------------
# f90CStub lib
#-----------------------------------------------------------------------------
set (f90CStub_C_SRCS
    # normal distribution
    ${HDF5_F90_SRC_SOURCE_DIR}/H5f90kit.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5_f.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Af.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Df.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Ef.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Ff.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Gf.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5If.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Lf.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Of.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Pf.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Rf.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Sf.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Tf.c
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Zf.c
)

set_source_files_properties (${f90CStub_C_SRCS} PROPERTIES LANGUAGE C)

set (f90CStub_C_HDRS
    # generated files
    ${HDF5_F90_BINARY_DIR}/H5f90i_gen.h
)

add_library (${HDF5_F90_C_LIB_TARGET} ${LIB_TYPE} ${f90CStub_C_SRCS} ${f90CStub_C_HDRS})
TARGET_C_PROPERTIES (${HDF5_F90_C_LIB_TARGET} ${LIB_TYPE} " " " ")
target_link_libraries (${HDF5_F90_C_LIB_TARGET} ${HDF5_LIB_TARGET} ${LINK_LIBS})
set_global_variable (HDF5_LIBRARIES_TO_EXPORT "${HDF5_LIBRARIES_TO_EXPORT};${HDF5_F90_C_LIB_TARGET}")
H5_SET_LIB_OPTIONS (${HDF5_F90_C_LIB_TARGET} ${HDF5_F90_C_LIB_NAME} ${LIB_TYPE})
set_target_properties (${HDF5_F90_C_LIB_TARGET} PROPERTIES
    FOLDER libraries/fortran
    LINKER_LANGUAGE C
    INTERFACE_INCLUDE_DIRECTORIES "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/include>"
)

#-----------------------------------------------------------------------------
# Fortran Modules
#-----------------------------------------------------------------------------
set (f90_F_SRCS
    # generated files
    ${HDF5_F90_BINARY_DIR}/H5fortran_types.F90

    # normal distribution
    ${HDF5_F90_SRC_SOURCE_DIR}/H5f90global.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5_ff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Aff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Dff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Eff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Fff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Gff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Iff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Lff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Off.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Pff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Rff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Sff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Tff.F90
    ${HDF5_F90_SRC_SOURCE_DIR}/H5Zff.F90
)

set (f90_F_SRCS
    ${f90_F_SRCS}
    
    # generated file
    ${HDF5_F90_BINARY_DIR}/H5_gen.F90
    
    # normal distribution
    ${HDF5_F90_SRC_SOURCE_DIR}/HDF5.F90
)

set_source_files_properties (${f90_F_SRCS} PROPERTIES LANGUAGE Fortran)

#-----------------------------------------------------------------------------
# Add Main fortran library
#-----------------------------------------------------------------------------
add_library (${HDF5_F90_LIB_TARGET} ${LIB_TYPE} ${f90_F_SRCS})
set (SHARED_LINK_FLAGS " ")
if (WIN32)
  if (BUILD_SHARED_LIBS)
    set_property (TARGET ${HDF5_F90_LIB_TARGET}
      APPEND PROPERTY COMPILE_DEFINITIONS
        BUILD_HDF5_DLL
    )
    if (MSVC)
      set (SHARED_LINK_FLAGS "/DLL /DEF:${HDF5_F90_SRC_BINARY_DIR}/hdf5_fortrandll.def")
    endif (MSVC)
  endif (BUILD_SHARED_LIBS)
  set_property (TARGET ${HDF5_F90_LIB_TARGET}
      APPEND PROPERTY COMPILE_DEFINITIONS
        HDF5F90_WINDOWS
  )
endif (WIN32)
TARGET_FORTRAN_PROPERTIES (${HDF5_F90_LIB_TARGET} ${LIB_TYPE} " " ${SHARED_LINK_FLAGS})
target_link_libraries (${HDF5_F90_LIB_TARGET} ${HDF5_F90_C_LIB_TARGET} ${HDF5_LIB_TARGET})
if (H5_HAVE_PARALLEL AND MPI_Fortran_FOUND)
  target_link_libraries (${HDF5_F90_LIB_TARGET} ${MPI_Fortran_LIBRARIES})
endif (H5_HAVE_PARALLEL AND MPI_Fortran_FOUND)
set_global_variable (HDF5_LIBRARIES_TO_EXPORT "${HDF5_LIBRARIES_TO_EXPORT};${HDF5_F90_LIB_TARGET}")
H5_SET_LIB_OPTIONS (${HDF5_F90_LIB_TARGET} ${HDF5_F90_LIB_NAME} ${LIB_TYPE})
set_target_properties (${HDF5_F90_LIB_TARGET} PROPERTIES
    FOLDER libraries/fortran
    LINKER_LANGUAGE Fortran
    INTERFACE_INCLUDE_DIRECTORIES "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/include>"
    Fortran_MODULE_DIRECTORY ${CMAKE_Fortran_MODULE_DIRECTORY}
)

#-----------------------------------------------------------------------------
# Add file(s) to CMake Install
#-----------------------------------------------------------------------------
install (
    FILES
        ${HDF5_F90_SRC_SOURCE_DIR}/H5f90.h
        ${HDF5_F90_SRC_SOURCE_DIR}/H5f90i.h
        ${HDF5_F90_SRC_SOURCE_DIR}/H5f90proto.h
        ${HDF5_F90_BINARY_DIR}/H5f90i_gen.h
        ${HDF5_F90_BINARY_DIR}/H5fortran_types.F90
    DESTINATION
        ${HDF5_INSTALL_INCLUDE_DIR}
    COMPONENT
        fortheaders
)

if (WIN32)
  set (MOD_BUILD_DIR ${CMAKE_Fortran_MODULE_DIRECTORY}/\${BUILD_TYPE})
else (WIN32)
  set (MOD_BUILD_DIR ${CMAKE_Fortran_MODULE_DIRECTORY})
endif (WIN32)

set (mod_files
    ${MOD_BUILD_DIR}/h5fortran_types.mod
    ${MOD_BUILD_DIR}/hdf5.mod
    ${MOD_BUILD_DIR}/h5global.mod
    ${MOD_BUILD_DIR}/h5a.mod
    ${MOD_BUILD_DIR}/h5d.mod
    ${MOD_BUILD_DIR}/h5e.mod
    ${MOD_BUILD_DIR}/h5f.mod
    ${MOD_BUILD_DIR}/h5g.mod
    ${MOD_BUILD_DIR}/h5i.mod
    ${MOD_BUILD_DIR}/h5l.mod
    ${MOD_BUILD_DIR}/h5lib.mod
    ${MOD_BUILD_DIR}/h5o.mod
    ${MOD_BUILD_DIR}/h5p.mod
    ${MOD_BUILD_DIR}/h5r.mod
    ${MOD_BUILD_DIR}/h5s.mod
    ${MOD_BUILD_DIR}/h5t.mod
    ${MOD_BUILD_DIR}/h5z.mod
    ${MOD_BUILD_DIR}/h5_gen.mod
)
install (
    FILES
        ${mod_files}
    DESTINATION
        ${HDF5_INSTALL_INCLUDE_DIR}
    COMPONENT
        fortheaders
)

#-----------------------------------------------------------------------------
# Add Target(s) to CMake Install for import into other projects
#-----------------------------------------------------------------------------
if (HDF5_EXPORTED_TARGETS)
  if (BUILD_SHARED_LIBS)
    INSTALL_TARGET_PDB (${HDF5_F90_C_LIB_TARGET} ${HDF5_INSTALL_BIN_DIR} fortlibraries)
    #INSTALL_TARGET_PDB (${HDF5_F90_LIB_TARGET} ${HDF5_INSTALL_BIN_DIR} fortlibraries)
  endif (BUILD_SHARED_LIBS)

  install (
      TARGETS
          ${HDF5_F90_C_LIB_TARGET}
          ${HDF5_F90_LIB_TARGET}
      EXPORT
          ${HDF5_EXPORTED_TARGETS}
      LIBRARY DESTINATION ${HDF5_INSTALL_LIB_DIR} COMPONENT fortlibraries
      ARCHIVE DESTINATION ${HDF5_INSTALL_LIB_DIR} COMPONENT fortlibraries
      RUNTIME DESTINATION ${HDF5_INSTALL_BIN_DIR} COMPONENT fortlibraries
      FRAMEWORK DESTINATION ${HDF5_INSTALL_FWRK_DIR} COMPONENT fortlibraries
  )
endif (HDF5_EXPORTED_TARGETS)