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# Modfied from luajit.cmake
# Added LUA_ADD_EXECUTABLE Ryan Phillips <ryan at trolocsis.com>
# This CMakeLists.txt has been first taken from LuaDist
# Copyright (C) 2007-2011 LuaDist.
# Created by Peter Drahoš
# Redistribution and use of this file is allowed according to the terms of the
# MIT license.
# Debugged and (now seriously) modIFied by Ronan Collobert, for Torch7
cmake_minimum_required(VERSION 3.0)
PROJECT(lua C)
IF(NOT LUA_DIR)
MESSAGE(FATAL_ERROR "Must set LUA_DIR to build lua with CMake")
ENDIF()
FILE(COPY ${CMAKE_CURRENT_LIST_DIR}/luauser.h DESTINATION ${CMAKE_BINARY_DIR})
SET(CMAKE_REQUIRED_INCLUDES
${LUA_DIR}
${CMAKE_BINARY_DIR})
# Ugly warnings
IF(MSVC)
ADD_DEFINITIONS(-D_CRT_SECURE_NO_WARNINGS)
ENDIF()
# Various includes
INCLUDE(CheckLibraryExists)
INCLUDE(CheckFunctionExists)
INCLUDE(CheckCSourceCompiles)
INCLUDE(CheckTypeSize)
IF(CMAKE_SIZEOF_VOID_P EQUAL 8)
ADD_DEFINITIONS(-D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE)
ENDIF()
IF(NOT WIN32)
FIND_LIBRARY(DL_LIBRARY "dl")
IF(DL_LIBRARY)
SET(CMAKE_REQUIRED_LIBRARIES ${DL_LIBRARY})
LIST(APPEND LIBS ${DL_LIBRARY})
ENDIF()
CHECK_FUNCTION_EXISTS(dlopen LUA_USE_DLOPEN)
IF(NOT LUA_USE_DLOPEN)
MESSAGE(FATAL_ERROR "Cannot compile a useful lua.
Function dlopen() seems not to be supported on your platform.
Apparently you are not on a Windows platform as well.
So lua has no way to deal with shared libraries!")
ENDIF()
ENDIF()
CHECK_LIBRARY_EXISTS(m sin "" LUA_USE_LIBM)
IF( LUA_USE_LIBM )
LIST( APPEND LIBS m )
ENDIF()
if($ENV{LUA_TARGET_SHARED})
add_definitions(-fPIC)
endif()
## SOURCES
SET(SRC_LUALIB
${LUA_DIR}/lbaselib.c
${LUA_DIR}/lcorolib.c
${LUA_DIR}/ldblib.c
${LUA_DIR}/liolib.c
${LUA_DIR}/lmathlib.c
${LUA_DIR}/loadlib.c
${LUA_DIR}/loslib.c
${LUA_DIR}/lstrlib.c
${LUA_DIR}/ltablib.c
${LUA_DIR}/lutf8lib.c
)
SET(SRC_LUACORE
${LUA_DIR}/lauxlib.c
${LUA_DIR}/lapi.c
${LUA_DIR}/lcode.c
${LUA_DIR}/lctype.c
${LUA_DIR}/ldebug.c
${LUA_DIR}/ldo.c
${LUA_DIR}/ldump.c
${LUA_DIR}/lfunc.c
${LUA_DIR}/lgc.c
${LUA_DIR}/linit.c
${LUA_DIR}/llex.c
${LUA_DIR}/lmem.c
${LUA_DIR}/lobject.c
${LUA_DIR}/lopcodes.c
${LUA_DIR}/lparser.c
${LUA_DIR}/lstate.c
${LUA_DIR}/lstring.c
${LUA_DIR}/ltable.c
${LUA_DIR}/ltm.c
${LUA_DIR}/lundump.c
${LUA_DIR}/lvm.c
${LUA_DIR}/lzio.c
${SRC_LUALIB}
)
## GENERATE
IF(WITH_SHARED_LUA)
IF(IOS OR ANDROID)
SET(LIBTYPE STATIC)
ELSE()
SET(LIBTYPE SHARED)
ENDIF()
ELSE()
SET(LIBTYPE STATIC)
ENDIF()
ADD_LIBRARY(lualib ${LIBTYPE} ${SRC_LUACORE})
SET(LUA_COMPILE_DEFINITIONS)
IF(ANDROID OR IOS)
LIST(APPEND LUA_COMPILE_DEFINITIONS LUA_USER_H="luauser.h")
INCLUDE_DIRECTORIES(${CMAKE_BINARY_DIR})
ENDIF()
IF(NOT WIN32)
LIST(APPEND LUA_COMPILE_DEFINITIONS "LUA_USE_POSIX")
ENDIF()
SET_TARGET_PROPERTIES(lualib PROPERTIES
PREFIX "lib"
IMPORT_PREFIX "lib"
COMPILE_DEFINITIONS "${LUA_COMPILE_DEFINITIONS}"
)
IF(LUA_COMPILE_FLAGS)
SET_TARGET_PROPERTIES(lualib PROPERTIES
COMPILE_FLAGS ${LUA_COMPILE_FLAGS})
ENDIF()
TARGET_LINK_LIBRARIES(lualib ${LIBS})
SET_TARGET_PROPERTIES(lualib PROPERTIES OUTPUT_NAME "lua54")
if(IOS)
set_xcode_property(lualib IPHONEOS_DEPLOYMENT_TARGET "9.0" "all")
endif()
LIST(APPEND LIB_LIST lualib)
ADD_EXECUTABLE(lua ${LUA_DIR}/lua.c)
IF(WIN32)
TARGET_LINK_LIBRARIES(lua lualib)
ELSE()
TARGET_LINK_LIBRARIES(lua lualib ${LIBS})
ENDIF()
SET(lua_headers
${LUA_DIR}/lauxlib.h
${LUA_DIR}/lua.h
${LUA_DIR}/luaconf.h
${LUA_DIR}/lualib.h)
## FIXME:
## USE_64BITS= cmake -H. -BLinux -G"Unix Makefiles" -DCMAKE_BUILD_TYPE=MinSizeRel
## CMake Error at /Users/zhaozg/work/lua-forge/cmake/lua.cmake:154 (INSTALL):
## INSTALL TARGETS given no ARCHIVE DESTINATION for static library target
## "lualib".
## Call Stack (most recent call first):
## /Users/zhaozg/work/lua-forge/CMakeLists.txt:88 (include)
##
##
## CMake Error at /Users/zhaozg/work/lua-forge/cmake/lua.cmake:159 (INSTALL):
## INSTALL TARGETS given no RUNTIME DESTINATION for executable target "lua".
## Call Stack (most recent call first):
## /Users/zhaozg/work/lua-forge/CMakeLists.txt:88 (include)
# INSTALL(FILES ${lua_headers} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/lua)
# INSTALL(TARGETS lualib DESTINATION ${CMAKE_INSTALL_LIBDIR})
#
# IF(NOT IOS)
# INSTALL(TARGETS lua DESTINATION ${CMAKE_INSTALL_BINDIR})
# ENDIF()
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