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# BuildLuajit(TARGET targetname CONFIGURE_COMMAND ... BUILD_COMMAND ... INSTALL_COMMAND ...)
# Reusable function to build luajit, wraps ExternalProject_Add.
# Failing to pass a command argument will result in no command being run
function(BuildLuajit)
cmake_parse_arguments(_luajit
""
"TARGET"
"CONFIGURE_COMMAND;BUILD_COMMAND;INSTALL_COMMAND"
${ARGN})
if(NOT _luajit_CONFIGURE_COMMAND AND NOT _luajit_BUILD_COMMAND
AND NOT _luajit_INSTALL_COMMAND)
message(FATAL_ERROR "Must pass at least one of CONFIGURE_COMMAND, BUILD_COMMAND, INSTALL_COMMAND")
endif()
if(NOT _luajit_TARGET)
set(_luajit_TARGET "luajit")
endif()
ExternalProject_Add(${_luajit_TARGET}
PREFIX ${DEPS_BUILD_DIR}
URL ${LUAJIT_URL}
DOWNLOAD_DIR ${DEPS_DOWNLOAD_DIR}/luajit
DOWNLOAD_COMMAND ${CMAKE_COMMAND}
-DPREFIX=${DEPS_BUILD_DIR}
-DDOWNLOAD_DIR=${DEPS_DOWNLOAD_DIR}/luajit
-DURL=${LUAJIT_URL}
-DEXPECTED_SHA256=${LUAJIT_SHA256}
-DTARGET=${_luajit_TARGET}
-DUSE_EXISTING_SRC_DIR=${USE_EXISTING_SRC_DIR}
-P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/DownloadAndExtractFile.cmake
CONFIGURE_COMMAND "${_luajit_CONFIGURE_COMMAND}"
BUILD_IN_SOURCE 1
BUILD_COMMAND "${_luajit_BUILD_COMMAND}"
INSTALL_COMMAND "${_luajit_INSTALL_COMMAND}")
# Create symlink for development version manually.
if(UNIX)
add_custom_command(
TARGET ${_luajit_TARGET}
COMMAND ${CMAKE_COMMAND} -E create_symlink luajit-2.1.0-beta3 ${DEPS_BIN_DIR}/luajit)
endif()
endfunction()
check_c_compiler_flag(-fno-stack-check HAS_NO_STACK_CHECK)
if(CMAKE_SYSTEM_NAME MATCHES "Darwin" AND HAS_NO_STACK_CHECK)
set(NO_STACK_CHECK "CFLAGS+=-fno-stack-check")
else()
set(NO_STACK_CHECK "")
endif()
if(CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
set(AMD64_ABI "LDFLAGS=-lpthread -lc++abi")
else()
set(AMD64_ABI "")
endif()
set(INSTALLCMD_UNIX ${MAKE_PRG} CFLAGS=-fPIC
CFLAGS+=-DLUA_USE_APICHECK
CFLAGS+=-funwind-tables
${NO_STACK_CHECK}
${AMD64_ABI}
CCDEBUG+=-g
Q=
install)
if(UNIX)
if(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
if(CMAKE_OSX_DEPLOYMENT_TARGET)
set(DEPLOYMENT_TARGET "MACOSX_DEPLOYMENT_TARGET=${CMAKE_OSX_DEPLOYMENT_TARGET}")
else()
# Use the same target as our nightly builds
set(DEPLOYMENT_TARGET "MACOSX_DEPLOYMENT_TARGET=10.11")
endif()
else()
set(DEPLOYMENT_TARGET "")
endif()
BuildLuaJit(INSTALL_COMMAND ${INSTALLCMD_UNIX}
CC=${DEPS_C_COMPILER} PREFIX=${DEPS_INSTALL_DIR}
${DEPLOYMENT_TARGET})
elseif(MSVC)
BuildLuaJit(
BUILD_COMMAND ${CMAKE_COMMAND} -E chdir ${DEPS_BUILD_DIR}/src/luajit/src ${DEPS_BUILD_DIR}/src/luajit/src/msvcbuild.bat
INSTALL_COMMAND ${CMAKE_COMMAND} -E make_directory ${DEPS_INSTALL_DIR}/bin
COMMAND ${CMAKE_COMMAND} -E copy ${DEPS_BUILD_DIR}/src/luajit/src/luajit.exe ${DEPS_INSTALL_DIR}/bin
COMMAND ${CMAKE_COMMAND} -E copy ${DEPS_BUILD_DIR}/src/luajit/src/lua51.dll ${DEPS_INSTALL_DIR}/bin
COMMAND ${CMAKE_COMMAND} -E make_directory ${DEPS_INSTALL_DIR}/lib
# Luarocks searches for lua51.lib
COMMAND ${CMAKE_COMMAND} -E copy ${DEPS_BUILD_DIR}/src/luajit/src/lua51.lib ${DEPS_INSTALL_DIR}/lib/lua51.lib
# Luv searches for luajit.lib
COMMAND ${CMAKE_COMMAND} -E copy ${DEPS_BUILD_DIR}/src/luajit/src/lua51.lib ${DEPS_INSTALL_DIR}/lib/luajit.lib
COMMAND ${CMAKE_COMMAND} -E make_directory ${DEPS_INSTALL_DIR}/include/luajit-2.1
COMMAND ${CMAKE_COMMAND} -DFROM_GLOB=${DEPS_BUILD_DIR}/src/luajit/src/*.h -DTO=${DEPS_INSTALL_DIR}/include/luajit-2.1 -P ${CMAKE_CURRENT_SOURCE_DIR}/cmake/CopyFilesGlob.cmake
COMMAND ${CMAKE_COMMAND} -E make_directory ${DEPS_INSTALL_DIR}/bin/lua/jit
COMMAND ${CMAKE_COMMAND} -E copy_directory ${DEPS_BUILD_DIR}/src/luajit/src/jit ${DEPS_INSTALL_DIR}/bin/lua/jit
)
else()
message(FATAL_ERROR "Trying to build luajit in an unsupported system ${CMAKE_SYSTEM_NAME}/${CMAKE_C_COMPILER_ID}")
endif()
list(APPEND THIRD_PARTY_DEPS luajit)
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