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80_nlopt.cmake
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#===============================================================================
# @file cpp_array.cmake
#
# @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
#
# @date Mon Nov 21 18:19:15 2011
#
# @brief package description for cpp_array project
#
# @section LICENSE
#
# Copyright (©) 2010-2011 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/>.
#
#===============================================================================
option(AKANTU_NLOPT "Use NLOPT library" OFF)
option(AKANTU_NLOPT_AUTO_DOWNLOAD "Automatic download of the NLOPT library" ON)
if(AKANTU_NLOPT)
if (AKANTU_NLOPT_AUTO_DOWNLOAD)
find_package(Wget)
set(NLOPT_VERSION "2.4.2")
set(NLOPT_ARCHIVE "nlopt-${NLOPT_VERSION}.tar.gz")
set(NLOPT_SOURCE_DIR "${CMAKE_BINARY_DIR}/nlopt-${NLOPT_VERSION}")
set(NLOPT_PRODUCED_LIB "${CMAKE_BINARY_DIR}/nlopt-${NLOPT_VERSION}/.libs/libnlopt_cxx.so")
set(NLOPT_CONFIGURE_COMMAND "./configure --enable-shared --with-cxx")
if (CMAKE_BUILD_TYPE)
if (${CMAKE_BUILD_TYPE} STREQUAL "Debug")
set(NLOPT_CONFIGURE_COMMAND "${NLOPT_CONFIGURE_COMMAND} --enable-debug")
endif()
endif()
set(NLOPT_NEED_REBUILD 1)
if (NLOPT_LAST_CONFIGURE_COMMAND)
if (${NLOPT_LAST_CONFIGURE_COMMAND} STREQUAL ${NLOPT_CONFIGURE_COMMAND})
set(NLOPT_NEED_REBUILD 0)
endif()
endif()
set(NLOPT_LAST_CONFIGURE_COMMAND ${NLOPT_CONFIGURE_COMMAND} CACHE STRING "last configuration command")
if(NOT EXISTS ${NLOPT_PRODUCED_LIB} OR ${NLOPT_NEED_REBUILD})
message(STATUS "need to rebuild NLOPT")
if(WGET_FOUND)
if(NOT EXISTS ${CMAKE_BINARY_DIR}/${NLOPT_ARCHIVE})
message(STATUS "Downloading NLOPT library")
execute_process(COMMAND
${WGET_EXECUTABLE} http://ab-initio.mit.edu/nlopt/${NLOPT_ARCHIVE} --directory-prefix=${CMAKE_BINARY_DIR}/
OUTPUT_QUIET ERROR_QUIET)
endif()
endif()
if(NOT EXISTS ${CMAKE_BINARY_DIR}/${NLOPT_ARCHIVE})
message(FATAL_ERROR "could not download NLOPT archive")
endif()
find_program(TAR_EXECUTABLE tar)
if (NOT TAR_EXECUTABLE)
message(FATAL_ERROR "need tar executable in order to uncompress NLOPT archive")
endif()
message(STATUS "Extract NLOPT library")
execute_process(COMMAND ${TAR_EXECUTABLE} xfz ${NLOPT_ARCHIVE} OUTPUT_QUIET)
if(NOT EXISTS ${NLOPT_SOURCE_DIR}/)
message(FATAL_ERROR "could not untar NLOPT archive")
endif()
message(STATUS "Configure NLOPT library with: ${NLOPT_CONFIGURE_COMMAND} in ${NLOPT_SOURCE_DIR}")
string(REPLACE " " ";" NLOPT_CONFIGURE_COMMAND ${NLOPT_CONFIGURE_COMMAND})
execute_process(COMMAND ${NLOPT_CONFIGURE_COMMAND} WORKING_DIRECTORY ${NLOPT_SOURCE_DIR} OUTPUT_QUIET ERROR_QUIET)
if(NOT EXISTS ${NLOPT_SOURCE_DIR}/Makefile)
message(STATUS "Make NLOPT library")
message(FATAL_ERROR "Could not configure NLOPT")
endif()
execute_process(COMMAND make WORKING_DIRECTORY ${NLOPT_SOURCE_DIR} OUTPUT_QUIET ERROR_QUIET)
if(NOT EXISTS ${NLOPT_PRODUCED_LIB})
message("NLopt was not correctly compiled")
endif()
endif()
set(NLOPT_INTERNAL_DIR ${NLOPT_SOURCE_DIR} CACHE PATH "Location of NLOPT source directory." FORCE)
mark_as_advanced(NLOPT_INTERNAL_DIR)
endif()
add_external_package(NLopt "Use NLOPT library")
else()
set(AKANTU_USE_NLOPT ${AKANTU_NLOPT} CACHE BOOL "Use NLOPT library" FORCE)
add_optional_external_package(NLopt "Use NLOPT library" OFF)
endif()
mark_as_advanced(AKANTU_NLOPT)
mark_as_advanced(NLOPT_DIR)
mark_as_advanced(AKANTU_NLOPT_AUTO_DOWNLOAD)
mark_as_advanced(AKANTU_USE_NLOPT)
mark_as_advanced(NLOPT_LAST_CONFIGURE_COMMAND)
mark_as_advanced(TAR_EXECUTABLE)
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