Development/Tutorials/D-Bus/Accessing Interfaces/PkgConfigGetVar.cmake

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Revision as of 20:50, 29 June 2011 by Neverendingo (Talk | contribs) (Text replace - "</code>" to "</syntaxhighlight>")

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include(UsePkgConfig)

MACRO(PKGCONFIG_GETVAR _package _var _output_variable)
  SET(${_output_variable})

  # if pkg-config has been found
  IF(PKGCONFIG_EXECUTABLE)

    EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --exists RETURN_VALUE _return_VALUE OUTPUT_VARIABLE _pkgconfigDevNull )

    # and if the package of interest also exists for pkg-config, then get the information
    IF(NOT _return_VALUE)

      EXEC_PROGRAM(${PKGCONFIG_EXECUTABLE} ARGS ${_package} --variable ${_var} OUTPUT_VARIABLE ${_output_variable} )

    ENDIF(NOT _return_VALUE)

  ENDIF(PKGCONFIG_EXECUTABLE)

ENDMACRO(PKGCONFIG_GETVAR _package _var _output_variable)

macro(dbus_add_activation_service _sources)
    PKGCONFIG_GETVAR(dbus-1 session_bus_services_dir _install_dir)
    foreach (_i ${_sources})
        get_filename_component(_service_file ${_i} ABSOLUTE)
        string(REGEX REPLACE "\\.service.*$" ".service" _output_file ${_i})
        set(_target ${CMAKE_CURRENT_BINARY_DIR}/${_output_file})
        configure_file(${_service_file} ${_target})
        install(FILES ${_target} DESTINATION ${_install_dir})
    endforeach (_i ${ARGN})
endmacro(dbus_add_activation_service _sources)

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