FindGObjectIntrospection.cmake 2.38 KB
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# - Try to find gobject-introspection
# Once done, this will define
#
#  INTROSPECTION_FOUND - system has gobject-introspection
#  INTROSPECTION_SCANNER - the gobject-introspection scanner, g-ir-scanner
#  INTROSPECTION_COMPILER - the gobject-introspection compiler, g-ir-compiler
#  INTROSPECTION_GENERATE - the gobject-introspection generate, g-ir-generate
#  INTROSPECTION_GIRDIR
#  INTROSPECTION_TYPELIBDIR
#  INTROSPECTION_CFLAGS
#  INTROSPECTION_LIBS
#
# Copyright (C) 2010, Pino Toscano, <pino@kde.org>
#
# Redistribution and use is allowed according to the terms of the BSD license.

macro(_GIR_GET_PKGCONFIG_VAR _outvar _varname _extra_args)
    execute_process(
        COMMAND ${PKG_CONFIG_EXECUTABLE} --variable=${_varname} ${_extra_args} gobject-introspection-1.0
        OUTPUT_VARIABLE _result
        RESULT_VARIABLE _null
    )

    if (_null)
    else ()
        string(REGEX REPLACE "[\r\n]" " " _result "${_result}")
        string(REGEX REPLACE " +$" ""  _result "${_result}")
        separate_arguments(_result)
        set(${_outvar} ${_result} CACHE INTERNAL "")
    endif ()
endmacro(_GIR_GET_PKGCONFIG_VAR)

find_package(PkgConfig)
if (PKG_CONFIG_FOUND)
    if (PACKAGE_FIND_VERSION_COUNT GREATER 0)
        set(_gir_version_cmp ">=${PACKAGE_FIND_VERSION}")
    endif ()
    pkg_check_modules(_pc_gir gobject-introspection-1.0${_gir_version_cmp})
    if (_pc_gir_FOUND)
        set(INTROSPECTION_FOUND TRUE)
        _gir_get_pkgconfig_var(INTROSPECTION_SCANNER "g_ir_scanner" "")
        _gir_get_pkgconfig_var(INTROSPECTION_COMPILER "g_ir_compiler" "")
        _gir_get_pkgconfig_var(INTROSPECTION_GENERATE "g_ir_generate" "")
        _gir_get_pkgconfig_var(INTROSPECTION_GIRDIR "girdir" "")
        _gir_get_pkgconfig_var(INTROSPECTION_TYPELIBDIR "typelibdir" "")
        _gir_get_pkgconfig_var(INTROSPECTION_INSTALL_GIRDIR "girdir" "--define-variable=prefix=${CMAKE_INSTALL_PREFIX}")
        _gir_get_pkgconfig_var(INTROSPECTION_INSTALL_TYPELIBDIR "typelibdir" "--define-variable=prefix=${CMAKE_INSTALL_PREFIX}")
        set(INTROSPECTION_CFLAGS "${_pc_gir_CFLAGS}")
        set(INTROSPECTION_LIBS "${_pc_gir_LIBS}")
    endif ()
endif ()

mark_as_advanced(
    INTROSPECTION_SCANNER
    INTROSPECTION_COMPILER
    INTROSPECTION_GENERATE
    INTROSPECTION_GIRDIR
    INTROSPECTION_TYPELIBDIR
    INTROSPECTION_CFLAGS
    INTROSPECTION_LIBS
    INTROSPECTION_INSTALL_GIRDIR
    INTROSPECTION_INSTALL_TYPELIBDIR
)