build & link with luajit instead of lua5.1

1 files changed, 69 insertions, 0 deletions

diff --git a/libs/luajit-cmake/host/buildvm/CMakeLists.txt b/libs/luajit-cmake/host/buildvm/CMakeLists.txt
new file mode 100755
index 0000000..59340f8
--- /dev/null
+++ b/libs/luajit-cmake/host/buildvm/CMakeLists.txt
@@ -0,0 +1,69 @@
+cmake_minimum_required(VERSION 3.4)
+
+project(buildvm C)
+
+set(EXTRA_COMPILER_FLAGS_FILE ""
+  CACHE PATH "Location of a file to specify extra compiler flags.")
+set(EXTRA_COMPILER_FLAGS "")
+if(EXISTS ${EXTRA_COMPILER_FLAGS_FILE})
+  file(READ ${EXTRA_COMPILER_FLAGS_FILE} EXTRA_COMPILER_FLAGS)
+else()
+  set(EXTRA_COMPILER_FLAGS ${BUILDVM_COMPILER_FLAGS})
+endif()
+
+include(CheckTypeSize)
+if("${EXTRA_COMPILER_FLAGS}" MATCHES "LUAJIT_ARCH_.*64")
+  set(TARGET_SIZE_OF_P 8)
+else()
+  set(TARGET_SIZE_OF_P 4)
+endif()
+
+set(CXX_ARCH_FLAGS "")
+if(NOT (CMAKE_SIZEOF_VOID_P EQUAL ${TARGET_SIZE_OF_P}))
+    if(CMAKE_SIZEOF_VOID_P EQUAL 8)
+      set(CXX_ARCH_FLAGS "-m32")
+    else()
+      set(CXX_ARCH_FLAGS "-m64")
+    endif()
+endif()
+
+find_library(LIBM_LIBRARIES NAMES m)
+
+add_executable(buildvm
+  ${LUAJIT_DIR}/src/host/buildvm.c
+  ${LUAJIT_DIR}/src/host/buildvm_asm.c
+  ${LUAJIT_DIR}/src/host/buildvm_fold.c
+  ${LUAJIT_DIR}/src/host/buildvm_lib.c
+  ${LUAJIT_DIR}/src/host/buildvm_peobj.c)
+
+target_compile_options(buildvm PRIVATE
+  ${EXTRA_COMPILER_FLAGS} ${CXX_ARCH_FLAGS})
+target_link_libraries(buildvm PRIVATE ${CXX_ARCH_FLAGS})
+if(LIBM)
+  target_link_libraries(buildvm PRIVATE ${LIBM_LIBRARIES})
+endif()
+
+
+set(BIN ${CMAKE_CURRENT_BINARY_DIR})
+get_filename_component(BIN_UP ${BIN}/.. ABSOLUTE)
+get_filename_component(BIN_UP_UP_UP ${BIN}/../../.. ABSOLUTE)
+target_include_directories(buildvm PRIVATE
+  ${LUAJIT_DIR}/src
+  ${LUAJIT_DIR}/src/host
+  ${CMAKE_BINARY_DIR}
+  ${CMAKE_CURRENT_BINARY_DIR}/..
+  ${CMAKE_CURRENT_BINARY_DIR}/../..
+  ${CMAKE_CURRENT_BINARY_DIR}/../../..
+  ${CMAKE_CURRENT_BINARY_DIR}
+  # ${BIN_UP}
+  # ${BIN_UP_UP_UP}
+  # ${BIN}
+)
+
+
+message(${CMAKE_CURRENT_BINARY_DIR})
+get_target_property(inc_dirs buildvm INCLUDE_DIRECTORIES)
+message("!!!!!!!!!!!!!!!!!!!!!!!!")
+foreach(dir ${inc_dirs})
+	message(${dir})
+endforeach()