# - Find OCCT Canonical recognition (CR) product
# Sets the following variables:
#   CR_INCLUDE_DIRS - path to the OCCT CR include directory
#   CR_LIBRARIES    - path to the OCCT CR libraries to be linked against
#

#########################################################################
# Copyright (C) 2014-2016  OPEN CASCADE
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
#
# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
#

# ------

MESSAGE(STATUS "Check for OCCT Canonical recognition product ...")

# ------

SET(CR_ROOT_DIR $ENV{CR_ROOT_DIR})
SET(OCCLICENSE_ROOT_DIR $ENV{OCCLICENSE_ROOT_DIR})

IF(CR_ROOT_DIR)
  LIST(APPEND CMAKE_PREFIX_PATH "${CR_ROOT_DIR}")
ENDIF(CR_ROOT_DIR)
IF(OCCLICENSE_ROOT_DIR)
  LIST(APPEND CMAKE_PREFIX_PATH "${OCCLICENSE_ROOT_DIR}")
ENDIF(OCCLICENSE_ROOT_DIR)

FIND_PATH(CR_INCLUDE_DIRS ShapeConvert.hxx PATH_SUFFIXES include/opencascade include/products)
IF(CR_INCLUDE_DIRS)
  SET(CR_UPCOUNT 2)
ELSE(CR_INCLUDE_DIRS)
  FIND_PATH(CR_INCLUDE_DIRS ShapeConvert.hxx PATH_SUFFIXES include inc)
ENDIF(CR_INCLUDE_DIRS)

FIND_PATH(OCCTLICENSE_INCLUDE_DIRS OCCLicense_Activate.hxx PATH_SUFFIXES include/opencascade include/products)
IF(NOT OCCTLICENSE_INCLUDE_DIRS)
  FIND_PATH(OCCTLICENSE_INCLUDE_DIRS OCCLicense_Activate.hxx PATH_SUFFIXES include inc)
ENDIF(NOT OCCTLICENSE_INCLUDE_DIRS)

IF(CR_INCLUDE_DIRS AND OCCTLICENSE_INCLUDE_DIRS)
  FILE(TO_NATIVE_PATH ${CR_INCLUDE_DIRS} _cr_dir)
  FILE(TO_NATIVE_PATH ${OCCTLICENSE_INCLUDE_DIRS} _lic_dir)
  STRING(COMPARE NOTEQUAL ${_cr_dir} ${_lic_dir} _diff_dir)
  IF(_diff_dir)
    LIST(APPEND CR_INCLUDE_DIRS ${OCCTLICENSE_INCLUDE_DIRS})
  ENDIF()
ENDIF(CR_INCLUDE_DIRS AND OCCTLICENSE_INCLUDE_DIRS)

FIND_LIBRARY(CR_TKCR NAMES TKCR PATH_SUFFIXES lib lin64/gcc/lib bin)
FIND_LIBRARY(CRKOCCLicense NAMES TKOCCLicense PATH_SUFFIXES lib lin64/gcc/lib bin)

SET(CR_LIBRARIES
  ${CR_TKCR}
  ${CR_TKOCCLicense}
)

INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(CR REQUIRED_VARS CR_INCLUDE_DIRS CR_LIBRARIES)