# -------------------------------------------------------------------------
# $HeadURL$
# -------------------------------------------------------------------------
#!
# -------------------------------------------------------------------------
# COPYRIGHT (C) 2008: RHEINMETALL DEFENCE ELECTRONICS GmbH, D-28305 BREMEN
# -------------------------------------------------------------------------
#
# HIER/ITEM : CSU: RP 5187 P 0211 SRC 14001
# BRIEF DESC: CMake-Findskript
# AUTHOR    : RDE / SGS
# ORIGIN REF: BWB / Projekt GUEZ-HAS
#
# Revision INFO:
# --------------
#   $Revision$
#   $Date$
#   $Id$
#
# LANGUAGE: -
#
# PURPOSE:
# --------
# Suchen der Google Protobuf-Library und Setzen der folgenden CMake-Variablen:
# XSD_INCLUDE_DIR - XSD headers location
# XSD_COMPILE      - XSD compile to generate cc/h from .proto
# XSD_FOUND        - TRUE wenn Library gefunden wurde
#
IF(XSD_INCLUDE_DIR AND XSD_COMPILER)
  SET(XSD_FOUND TRUE)
ELSE(XSD_INCLUDE_DIR AND XSD_COMPILER)

  FIND_PROGRAM(XSD_COMPILER NAMES xsdcxx xsd)
  FIND_PATH(XSD_INCLUDE_DIR xsd/cxx/config.hxx)
  FIND_PACKAGE_HANDLE_STANDARD_ARGS(XSD DEFAULT_MSG
                                    XSD_COMPILER
                                    XSD_INCLUDE_DIR
  )

  MARK_AS_ADVANCED(XSD_COMPILER
                   XSD_INCLUDE_DIR)
ENDIF(XSD_INCLUDE_DIR AND XSD_COMPILER)

MACRO(XSD_GENERATE_TREE srcList infile)
  GET_FILENAME_COMPONENT(output  ${infile} NAME)
  GET_FILENAME_COMPONENT(input   ${infile} ABSOLUTE)
  GET_FILENAME_COMPONENT(dir     ${infile} DIRECTORY)

  EXEC_PROGRAM(${XSD_COMPILER} ARGS version OUTPUT_VARIABLE _xsd_version_output)
  STRING(REGEX REPLACE ".* ([0-9]\\.[0-9]\\.[0-9]).*" "\\1" _xsd_version_output ${_xsd_version_output})

  SET(_xsd_in  ${input})
  SET(_cpp_out ${dir}/${output}.cxx)
  SET(_hpp_out ${dir}/${output}.hxx)
  # NAME_WE funktioniert nicht wegen 1.0.0.xsd
  STRING(REPLACE ".xsd" "" _cpp_out "${_cpp_out}")
  STRING(REPLACE ".xsd" "" _hpp_out "${_hpp_out}")
  SET(additional_xsd_args "")
  IF(_xsd_version_output VERSION_GREATER 3.9.0)
    IF(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 4.7.0)
      SET(additional_xsd_args --std c++11)
    ELSE()
      IF(WIN32 OR NOT CMAKE_COMPILER_IS_GNUCC)
        SET(additional_xsd_args --std c++11)
      ENDIF(WIN32 OR NOT CMAKE_COMPILER_IS_GNUCC)
    ENDIF()
  ENDIF()

  ADD_CUSTOM_COMMAND(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/${dir}
                     COMMAND ${CMAKE_COMMAND}
                        ARGS -E make_directory ${CMAKE_CURRENT_BINARY_DIR}/${dir}
                     WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
  )
  ADD_CUSTOM_COMMAND(OUTPUT ${_cpp_out} ${_hpp_out}
                     COMMAND ${XSD_COMPILER}
                        ARGS cxx-tree ${additional_xsd_args} --generate-serialization ${_xsd_in}
                     DEPENDS ${_xsd_in} ${CMAKE_CURRENT_BINARY_DIR}/${dir}
                     WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${dir}
  )
  LIST(APPEND ${srcList} ${_cpp_out} ${_hpp_out} ${infile})
ENDMACRO(XSD_GENERATE_TREE srcList infile)