1 # Copyright (C) 2017-2021 CEA/DEN, EDF R&D, OPEN CASCADE
3 # This library is free software; you can redistribute it and/or
4 # modify it under the terms of the GNU Lesser General Public
5 # License as published by the Free Software Foundation; either
6 # version 2.1 of the License, or (at your option) any later version.
8 # This library is distributed in the hope that it will be useful,
9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 # Lesser General Public License for more details.
13 # You should have received a copy of the GNU Lesser General Public
14 # License along with this library; if not, write to the Free Software
15 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
22 MESSAGE(STATUS "Check for PTscotch ...")
24 SET(PTSCOTCH_ROOT_DIR $ENV{PTSCOTCH_ROOT_DIR} CACHE PATH "Path to the PTSCOTCH.")
26 LIST(APPEND CMAKE_PREFIX_PATH "${PTSCOTCH_ROOT_DIR}")
27 ENDIF(PTSCOTCH_ROOT_DIR)
29 FIND_LIBRARY(PTSCOTCH_LIBRARIES ptscotch)
30 FIND_LIBRARY(PTSCOTCH_ERR_LIBRARIES ptscotcherr)
31 set(PTSCOTCH_LIBRARIES ${PTSCOTCH_LIBRARIES} ${PTSCOTCH_ERR_LIBRARIES})
32 set(SCOTCH_HEADER scotch.h)
33 FIND_PATH(PTSCOTCH_INCLUDE_DIRS ${SCOTCH_HEADER} PATH_SUFFIXES "/scotch")
35 # Detect version of scotch/ptscotch
37 file(TO_NATIVE_PATH "${PTSCOTCH_INCLUDE_DIRS}/${SCOTCH_HEADER}" SCOTCH_HEADER_FILE)
38 file(READ ${SCOTCH_HEADER_FILE} SCOTCH_HEADER_FILE_CONTENT)
40 set(ITER VERSION_MAJOR RELEASE_MINOR PATCHLEVEL_PATCH)
42 string(REPLACE "_" ";" mmp_list ${mmp})
43 list(GET mmp_list 0 mmp_search)
44 list(GET mmp_list 1 mmp_client)
45 string( REGEX MATCH "#define[\t ]+SCOTCH_${mmp_search}[\t ]+([0-9]+)" SCOTCH_MAJOR_VERSION_LINE "${SCOTCH_HEADER_FILE_CONTENT}" )
46 string( REGEX MATCH "([0-9]+)" SCOTCH_VERSION_${mmp_client} "${SCOTCH_MAJOR_VERSION_LINE}" )
49 # End of detection of scotch/ptscotch
51 if("${SCOTCH_VERSION_MAJOR}.${SCOTCH_VERSION_MINOR}.${SCOTCH_VERSION_PATCH}" VERSION_GREATER_EQUAL "6.0.0")
52 # for ptscotch client of version >= 6.0.0 scotch.a library needs to be added
53 find_library(SCOTCH_LIBRARY scotch)
54 list(APPEND PTSCOTCH_LIBRARIES ${SCOTCH_LIBRARY})
57 INCLUDE(FindPackageHandleStandardArgs)
58 FIND_PACKAGE_HANDLE_STANDARD_ARGS(PTScotch REQUIRED_VARS PTSCOTCH_INCLUDE_DIRS PTSCOTCH_LIBRARIES)