adm/cmake/FindGraphviz.cmake

   1 # - Graphviz detection
   2 #
   3 # Output variables: GRAPHVIZ_EXECUTABLE   - where is executable 'dot' takes place.
   4 #                   GRAPHVIZ_INCLUDE_DIRS - where to find headers.
   5 #                   GRAPHVIZ_LIBRARIES    - where to get libraries.
   6 #                   GRAPHVIZ_VERSION      - Graphviz version
   7 #                   GRAPHVIZ_DEFINITIONS  - Graphviz definitions
   8 #                   GRAPHVIZ_FOUND        - True if Graphviz was found.
   9 #
  10 ###########################################################################
  11 # Copyright (C) 2013-2015  CEA/DEN, EDF R&D
  12 #
  13 # This library is free software; you can redistribute it and/or
  14 # modify it under the terms of the GNU Lesser General Public
  15 # License as published by the Free Software Foundation; either
  16 # version 2.1 of the License, or (at your option) any later version.
  17 #
  18 # This library is distributed in the hope that it will be useful,
  19 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  21 # Lesser General Public License for more details.
  22 #
  23 # You should have received a copy of the GNU Lesser General Public
  24 # License along with this library; if not, write to the Free Software
  25 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  26 #
  27 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  28 #
  29
  30 FIND_PROGRAM(GRAPHVIZ_EXECUTABLE dot)
  31
  32 FIND_PATH(GRAPHVIZ_INCLUDE_DIR NAMES graphviz/cgraph.h)
  33 SET(GRAPHVIZ_INCLUDE_DIRS ${GRAPHVIZ_INCLUDE_DIR} ${GRAPHVIZ_INCLUDE_DIR}/graphviz)
  34
  35 FIND_LIBRARY(GRAPHVIZ_cdt_LIBRARY      NAMES cdt PATH_SUFFIXES bin)
  36 FIND_LIBRARY(GRAPHVIZ_graph_LIBRARY    NAMES cgraph PATH_SUFFIXES bin)
  37 FIND_LIBRARY(GRAPHVIZ_gvc_LIBRARY      NAMES gvc PATH_SUFFIXES bin)
  38 FIND_LIBRARY(GRAPHVIZ_pathplan_LIBRARY NAMES pathplan PATH_SUFFIXES bin)
  39
  40 SET(GRAPHVIZ_LIBRARIES
  41   ${GRAPHVIZ_cdt_LIBRARY}
  42   ${GRAPHVIZ_graph_LIBRARY}
  43   ${GRAPHVIZ_gvc_LIBRARY}
  44   ${GRAPHVIZ_pathplan_LIBRARY}
  45   )
  46
  47 IF(GRAPHVIZ_EXECUTABLE)
  48   EXECUTE_PROCESS(COMMAND ${GRAPHVIZ_EXECUTABLE} "-V" ERROR_VARIABLE GRAPHVIZ_VERSION ERROR_STRIP_TRAILING_WHITESPACE)
  49   STRING(REGEX REPLACE ".* ([0-9.]+) .*" "\\1" GRAPHVIZ_VERSION "${GRAPHVIZ_VERSION}")
  50 ENDIF()
  51
  52 SET(GRAPHVIZ_DEFINITIONS)
  53 IF("${GRAPHVIZ_VERSION}" VERSION_LESS "2.36.0")
  54   SET(GRAPHVIZ_DEFINITIONS -DWITH_CGRAPH)
  55 ENDIF()
  56
  57 ## Don't detect cgraph on Windows
  58 #IF(NOT WIN32)
  59 #  FIND_LIBRARY(GRAPHVIZ_cgraph_LIBRARY   NAMES cgraph PATH_SUFFIXES bin)
  60 #  SET(GRAPHVIZ_LIBRARIES ${GRAPHVIZ_cgraph_LIBRARY})
  61 #ENDIF()
  62
  63 # Handle the standard arguments of the find_package() command:
  64 INCLUDE(FindPackageHandleStandardArgs)
  65 FIND_PACKAGE_HANDLE_STANDARD_ARGS(Graphviz REQUIRED_VARS
  66                                            GRAPHVIZ_EXECUTABLE
  67                                            GRAPHVIZ_LIBRARIES
  68                                            GRAPHVIZ_INCLUDE_DIRS)