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# ***** BEGIN GPL LICENSE BLOCK *****
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ***** END GPL LICENSE BLOCK *****
set(GMP_EXTRA_ARGS -enable-cxx)
if(WIN32)
# Shared for windows because static libs will drag in a libgcc dependency.
set(GMP_OPTIONS --disable-static --enable-shared --enable-fat --host=x86_64-w64-mingw32 --build=x86_64-w64-mingw32)
else()
set(GMP_OPTIONS --enable-static --disable-shared )
endif()
if(APPLE)
if("${CMAKE_OSX_ARCHITECTURES}" STREQUAL "arm64")
set(GMP_OPTIONS
${GMP_OPTIONS}
--disable-assembly
)
else()
set(GMP_OPTIONS
${GMP_OPTIONS}
--with-pic
)
endif()
elseif(UNIX)
set(GMP_OPTIONS
${GMP_OPTIONS}
--with-pic
--enable-fat
)
endif()
ExternalProject_Add(external_gmp
URL file://${PACKAGE_DIR}/${GMP_FILE}
DOWNLOAD_DIR ${DOWNLOAD_DIR}
URL_HASH ${GMP_HASH_TYPE}=${GMP_HASH}
PREFIX ${BUILD_DIR}/gmp
CONFIGURE_COMMAND ${CONFIGURE_ENV_NO_PERL} && cd ${BUILD_DIR}/gmp/src/external_gmp/ && ${CONFIGURE_COMMAND} --prefix=${LIBDIR}/gmp ${GMP_OPTIONS} ${GMP_EXTRA_ARGS}
BUILD_COMMAND ${CONFIGURE_ENV_NO_PERL} && cd ${BUILD_DIR}/gmp/src/external_gmp/ && make -j${MAKE_THREADS}
INSTALL_COMMAND ${CONFIGURE_ENV_NO_PERL} && cd ${BUILD_DIR}/gmp/src/external_gmp/ && make install
INSTALL_DIR ${LIBDIR}/gmp
)
if(MSVC)
set_target_properties(external_gmp PROPERTIES FOLDER Mingw)
endif()
if(BUILD_MODE STREQUAL Release AND WIN32)
ExternalProject_Add_Step(external_gmp after_install
COMMAND ${CMAKE_COMMAND} -E copy ${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-3.dll.def ${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.def
COMMAND lib /def:${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.def /machine:x64 /out:${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.lib
COMMAND ${CMAKE_COMMAND} -E copy ${LIBDIR}/gmp/bin/libgmp-10.dll ${HARVEST_TARGET}/gmp/lib/libgmp-10.dll
COMMAND ${CMAKE_COMMAND} -E copy ${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.lib ${HARVEST_TARGET}/gmp/lib/libgmp-10.lib
COMMAND ${CMAKE_COMMAND} -E copy_directory ${LIBDIR}/gmp/include ${HARVEST_TARGET}/gmp/include
DEPENDEES install
)
endif()
if(BUILD_MODE STREQUAL Debug AND WIN32)
ExternalProject_Add_Step(external_gmp after_install
COMMAND ${CMAKE_COMMAND} -E copy ${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-3.dll.def ${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.def
COMMAND lib /def:${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.def /machine:x64 /out:${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.lib
DEPENDEES install
)
endif()
if(WIN32)
# gmpxx is somewhat special, it builds on top of the C style gmp library but exposes C++ bindings
# given the C++ ABI between MSVC and mingw is not compatible, we need to build the bindings
# with MSVC, while GMP can only be build with mingw.
ExternalProject_Add(external_gmpxx
URL file://${PACKAGE_DIR}/${GMP_FILE}
DOWNLOAD_DIR ${DOWNLOAD_DIR}
URL_HASH ${GMP_HASH_TYPE}=${GMP_HASH}
PREFIX ${BUILD_DIR}/gmpxx
PATCH_COMMAND COMMAND ${CMAKE_COMMAND} -E copy ${PATCH_DIR}/cmakelists_gmpxx.txt ${BUILD_DIR}/gmpxx/src/external_gmpxx/CMakeLists.txt &&
${CMAKE_COMMAND} -E copy ${PATCH_DIR}/config_gmpxx.h ${BUILD_DIR}/gmpxx/src/external_gmpxx/config.h
CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=${LIBDIR}/gmpxx ${DEFAULT_CMAKE_FLAGS} -DGMP_LIBRARY=${BUILD_DIR}/gmp/src/external_gmp/.libs/libgmp-10.lib -DGMP_INCLUDE_DIR=${BUILD_DIR}/gmp/src/external_gmp -DCMAKE_DEBUG_POSTFIX=_d
INSTALL_DIR ${LIBDIR}/gmpxx
)
set_target_properties(external_gmpxx PROPERTIES FOLDER Mingw)
add_dependencies(
external_gmpxx
external_gmp
)
ExternalProject_Add_Step(external_gmpxx after_install
COMMAND ${CMAKE_COMMAND} -E copy_directory ${LIBDIR}/gmpxx/ ${HARVEST_TARGET}/gmp
DEPENDEES install
)
endif()
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