/+junk/libgego

# Copyright (C) 2010, Pino Toscano, <pino@kde.org>

#

# Redistribution and use is allowed according to the terms of the BSD license.

# For details see the accompanying COPYING-CMAKE-SCRIPTS file.

macro(_gir_list_prefix _outvar _listvar _prefix)

  set(${_outvar})

  foreach(_item IN LISTS ${_listvar})

    list(APPEND ${_outvar} ${_prefix}${_item})

  endforeach()

endmacro(_gir_list_prefix)

macro(gir_add_introspections introspections_girs)

  set(_gir_girs)

  set(_gir_typelibs)

  foreach(gir IN LISTS ${introspections_girs})

    set(_gir_name "${gir}")

    ## Transform the gir filename to something which can reference through a variable

    ## without automake/make complaining, eg Gtk-2.0.gir -> Gtk_2_0_gir

    string(REPLACE "-" "_" _gir_name "${_gir_name}")

    string(REPLACE "." "_" _gir_name "${_gir_name}")

    # Namespace and Version is either fetched from the gir filename

    # or the _NAMESPACE/_VERSION variable combo

    set(_gir_namespace "${${_gir_name}_NAMESPACE}")

    if (_gir_namespace STREQUAL "")

      string(REGEX REPLACE "([^-]+)-.*" "\\1" _gir_namespace "${gir}")

    endif ()

    set(_gir_version "${${_gir_name}_VERSION}")

    if (_gir_version STREQUAL "")

      string(REGEX REPLACE ".*-([^-]+).gir" "\\1" _gir_version "${gir}")

    endif ()

    # _PROGRAM is an optional variable which needs it's own --program argument

    set(_gir_program "${${_gir_name}_PROGRAM}")

    if (NOT _gir_program STREQUAL "")

      set(_gir_program "--program=${_gir_program}")

    endif ()

    # Variables which provides a list of things

    _gir_list_prefix(_gir_libraries ${_gir_name}_LIBS "--library=")

    _gir_list_prefix(_gir_packages ${_gir_name}_PACKAGES "--pkg=")

    _gir_list_prefix(_gir_includes ${_gir_name}_INCLUDES "--include=")

    _gir_list_prefix(_gir_export_packages ${_gir_name}_EXPORT_PACKAGES "--pkg-export=")

    # Reuse the LIBTOOL variable from by automake if it's set

    set(_gir_libtool "--no-libtool")

    add_custom_command(

      COMMAND ${INTROSPECTION_SCANNER}

              ${INTROSPECTION_SCANNER_ARGS}

              --namespace=${_gir_namespace}

              --nsversion=${_gir_version}

              ${_gir_libtool}

              ${_gir_program}

              ${_gir_libraries}

              ${_gir_packages}

              ${_gir_includes}

              ${_gir_export_packages}

              ${${_gir_name}_SCANNERFLAGS}

              ${${_gir_name}_CFLAGS}

              ${${_gir_name}_FILES}

              --output ${CMAKE_CURRENT_BINARY_DIR}/${gir}

      DEPENDS ${${_gir_name}_FILES}

              ${${_gir_name}_LIBS}

      OUTPUT ${gir}

      WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}

      VERBATIM

    )

    list(APPEND _gir_girs ${CMAKE_CURRENT_BINARY_DIR}/${gir})

    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${gir} DESTINATION share/gir-1.0)

    string(REPLACE ".gir" ".typelib" _typelib "${gir}")

    add_custom_command(

      COMMAND ${INTROSPECTION_COMPILER}

              ${INTROSPECTION_COMPILER_ARGS}

              --includedir=.

              ${CMAKE_CURRENT_BINARY_DIR}/${gir}

              -o ${CMAKE_CURRENT_BINARY_DIR}/${_typelib}

      DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${gir}

      OUTPUT ${_typelib}

      WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}

    )

    list(APPEND _gir_typelibs ${CMAKE_CURRENT_BINARY_DIR}/${_typelib})

    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${_typelib} DESTINATION lib${LIB_SUFFIX}/girepository-1.0)

  endforeach()

  add_custom_target(gir-girs ALL DEPENDS ${_gir_girs})

  add_custom_target(gir-typelibs ALL DEPENDS ${_gir_typelibs})

endmacro(gir_add_introspections)