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CMake tweaks to improve building LAMMPS for windows with mingw on Linux

This commit is contained in:
Axel Kohlmeyer 2019-08-04 18:28:26 -04:00
parent d82ae64d16
commit 58d27403f1
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GPG Key ID: D9B44E93BF0C375A
2 changed files with 28 additions and 4 deletions
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29
cmake/CMakeLists.txt
View File

@ -133,6 +133,24 @@ foreach(PKG ${DEFAULT_PACKAGES} ${ACCEL_PACKAGES})
option(PKG_${PKG} "Build ${PKG} Package" OFF)
endforeach()
######################################################
# download and unpack support binaries for compilation
# of windows binaries.
######################################################
if(${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
set(LAMMPS_THIRDPARTY_URL "http://download.lammps.org/thirdparty")
file(DOWNLOAD "${LAMMPS_THIRDPARTY_URL}/opencl-win-devel.tar.gz" "${CMAKE_CURRENT_BINARY_DIR}/opencl-win-devel.tar.gz"
EXPECTED_MD5 2c00364888d5671195598b44c2e0d44d)
execute_process(COMMAND ${CMAKE_COMMAND} -E tar xzf opencl-win-devel.tar.gz WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR})
if(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86")
set(OpenCL_LIBRARY "${CMAKE_CURRENT_BINARY_DIR}/OpenCL/lib_win32/libOpenCL.dll")
elseif(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86_64")
set(OpenCL_LIBRARY "${CMAKE_CURRENT_BINARY_DIR}/OpenCL/lib_win64/libOpenCL.dll")
endif()
set(OpenCL_INCLUDE_DIR "${CMAKE_CURRENT_BINARY_DIR}/OpenCL/include")
endif()
######################################################
######################################################
# packages with special compiler needs or external libs
######################################################
@ -148,6 +166,7 @@ if(PKG_USER-ADIOS)
endif()
# do MPI detection after language activation, if MPI for these language is required
set(MPI_CXX_SKIP_MPICXX TRUE)
find_package(MPI QUIET)
option(BUILD_MPI "Build MPI version" ${MPI_FOUND})
if(BUILD_MPI)
@ -175,11 +194,13 @@ add_definitions(-DLAMMPS_${LAMMPS_SIZES})
set(LAMMPS_API_DEFINES "${LAMMPS_API_DEFINES} -DLAMMPS_${LAMMPS_SIZES}")
# posix_memalign is not available on Windows
if(NOT ${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
if(${CMAKE_SYSTEM_NAME} STREQUAL "Windows")
set(LAMMPS_MEMALIGN "0" CACHE STRING "posix_memalign() is not available on Windows" FORCE)
else()
set(LAMMPS_MEMALIGN "64" CACHE STRING "enables the use of the posix_memalign() call instead of malloc() when large chunks or memory are allocated by LAMMPS. Set to 0 to disable")
if(NOT ${LAMMPS_MEMALIGN} STREQUAL "0")
add_definitions(-DLAMMPS_MEMALIGN=${LAMMPS_MEMALIGN})
endif()
endif()
if(NOT ${LAMMPS_MEMALIGN} STREQUAL "0")
add_definitions(-DLAMMPS_MEMALIGN=${LAMMPS_MEMALIGN})
endif()
option(LAMMPS_EXCEPTIONS "enable the use of C++ exceptions for error messages (useful for library interface)" OFF)

3
cmake/presets/mingw-cross.cmake
View File

@ -13,4 +13,7 @@ endforeach()
set(DOWNLOAD_VORO ON CACHE BOOL "" FORCE)
set(DOWNLOAD_EIGEN3 ON CACHE BOOL "" FORCE)
set(WITH_GZIP ON CACHE BOOL "" FORCE)
set(WITH_FFMPEG ON CACHE BOOL "" FORCE)
set(LAMMPS_MEMALIGN "0" CACHE STRING "" FORCE)
set(CMAKE_INSTALL_PREFIX "${CMAKE_CURRENT_BINARY_DIR}/lammps-installer")