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#===============================================================================
# @file scotch.cmake
#
# @author Nicolas Richart <nicolas.richart@epfl.ch>
#
# @date creation: Mon Nov 21 2011
# @date last modification: Mon Nov 16 2015
#
# @brief package description for scotch
#
# @section LICENSE
#
# Copyright (©) 2010-2012, 2014, 2015 EPFL (Ecole Polytechnique Fédérale de
# Lausanne) Laboratory (LSMS - Laboratoire de Simulation en Mécanique des
# Solides)
#
# Akantu 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 3 of the License, or (at your option) any
# later version.
#
# Akantu 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 Akantu. If not, see <http://www.gnu.org/licenses/>.
#
#===============================================================================
package_declare(Scotch EXTERNAL
DESCRIPTION "Add Scotch support in akantu"
SYSTEM ON third-party/cmake/scotch.cmake)
package_declare_sources(Scotch
mesh_utils/mesh_partition/mesh_partition_scotch.cc
)
package_add_third_party_script_variable(Scotch
SCOTCH_VERSION "5.1.12b")
package_add_third_party_script_variable(Scotch
SCOTCH_ARCHIVE_HASH "MD5=e13b49be804755470b159d7052764dc0")
package_add_third_party_script_variable(Scotch
SCOTCH_ARCHIVE "scotch_${SCOTCH_VERSION}_esmumps.tar.gz")
package_add_third_party_script_variable(Scotch
SCOTCH_URL "https://gforge.inria.fr/frs/download.php/28978/scotch_${SCOTCH_VERSION}_esmumps.tar.gz")
package_get_option_name(Scotch _opt_name)
package_use_system(Scotch _system)
if(${_opt_name} AND _system)
include(CheckTypeSize)
package_get_include_dir(Scotch _include_dir)
if(_include_dir)
set(CMAKE_EXTRA_INCLUDE_FILES stdio.h scotch.h)
set(CMAKE_REQUIRED_INCLUDES ${_include_dir})
check_type_size("SCOTCH_Num" SCOTCH_NUM)
if(SCOTCH_NUM AND NOT SCOTCH_NUM EQUAL AKANTU_INTEGER_SIZE)
math(EXPR _n "${AKANTU_INTEGER_SIZE} * 8")
message(SEND_ERROR "This version of Scotch cannot be used, it is compiled with the wrong size for SCOTCH_Num."
"Recompile Scotch with the define -DINTSIZE${_n}. The current scotch integer size is ${SCOTCH_NUM}")
endif()
endif()
endif()
package_declare_documentation(Scotch
"This package enables the use the \\href{http://www.labri.fr/perso/pelegrin/scotch/}{Scotch}"
"library in order to perform a graph partitioning leading to the domain"
"decomposition used within \\akantu"
""
"Under Ubuntu (14.04 LTS) the installation can be performed using the commands:"
"\\begin{command}"
" > sudo apt-get install libscotch-dev"
"\\end{command}"
""
"If you activate the advanced option AKANTU\\_USE\\_THIRD\\_PARTY\\_SCOTCH"
"the make system of akantu can automatically compile Scotch."
""
"If the automated download fails due to a SSL access not supported by your"
"version of CMake please download the file"
"\\href{${SCOTCH_ARCHIVE}}{scotch\\_${SCOTCH_VERSION}\\_esmumps.tar.gz}"
"and then place it in the directory \\shellcode{<akantu source>/third-party}"
)
# if(SCOTCH_INCLUDE_DIR)
# file(STRINGS ${SCOTCH_INCLUDE_DIR}/scotch.h SCOTCH_INCLUDE_CONTENT)
# string(REGEX MATCH "_cplusplus" _match ${SCOTCH_INCLUDE_CONTENT})
# if(_match)
# set(AKANTU_SCOTCH_NO_EXTERN ON)
# list(APPEND AKANTU_DEFINITIONS AKANTU_SCOTCH_NO_EXTERN)
# else()
# set(AKANTU_SCOTCH_NO_EXTERN OFF)
# endif()
# endif()
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