# Copyright (C) 2007-2011 LuaDist.
# Created by Peter Drahoš, Peter Kapec
# Redistribution and use of this file is allowed according to the terms of the MIT license.
# For details see the COPYRIGHT file distributed with LuaDist.
# Please note that the package source code is licensed under its own license.

# Changed by Vinicius Jarina (viniciusjarina@gmail.com)

PROJECT ( lua CXX )
CMAKE_MINIMUM_REQUIRED ( VERSION 2.8.7 )

IF (CMAKE_SIZEOF_VOID_P EQUAL 8)
	SET (LIB_SUFFIX "64" CACHE STRING "Suffix of the directory name, e.g. 64 for lib64")
ELSE (CMAKE_SIZEOF_VOID_P EQUAL 8)
	SET (LIB_SUFFIX "" CACHE STRING "Suffix of the directory name, e.g. 64 for lib64")
ENDIF (CMAKE_SIZEOF_VOID_P EQUAL 8)

SET(CMAKE_DEBUG_POSTFIX "d")
SET(LIBRARY_OUTPUT_PATH            "${CMAKE_BINARY_DIR}/lib${LIB_SUFFIX}")
SET(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib${LIB_SUFFIX}" CACHE STRING "Library build output directory")
SET(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/lib${LIB_SUFFIX}")
SET(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/bin${LIB_SUFFIX}")
SET(EXECUTABLE_OUTPUT_PATH         "${CMAKE_BINARY_DIR}/bin${LIB_SUFFIX}")

SET (LIB_LUA_VER "51" CACHE STRING "Suffix of version (for library name) e.g lua51")

#
# Include dir COPY
# If the source dir and the binary dir are not equals,
# copy the content of lua/inlude to $/include
# 
IF(NOT ${PROJECT_SOURCE_DIR} STREQUAL ${PROJECT_BINARY_DIR})
	SET(TEMP_INCLUDE_LUA_DIR_FROM "${PROJECT_SOURCE_DIR}/include")
	SET(TEMP_INCLUDE_LUA_DIR_TO   "${PROJECT_BINARY_DIR}")
	MESSAGE(STATUS "Copying include dirs from  ${TEMP_INCLUDE_LUA_DIR_FROM} to ${TEMP_INCLUDE_LUA_DIR_TO}")
	FILE ( COPY ${TEMP_INCLUDE_LUA_DIR_FROM} DESTINATION ${TEMP_INCLUDE_LUA_DIR_TO})
ENDIF()


IF ( WIN32 AND NOT CYGWIN )
  # Windows systems
  OPTION ( LUA_WIN "Windows specific build." ON )
  OPTION ( LUA_BUILD_AS_DLL "Build  Lua library as Dll." ON )
  
ELSE ()
  # Posix systems (incl. Cygwin)
  OPTION ( LUA_USE_POSIX "Use POSIX functionality." ON )
  OPTION ( LUA_USE_DLOPEN "Use dynamic linker to load modules." ON )
  
ENDIF ()

IF ( LUA_USE_POSIX )
  # On POSIX Lua links to standard math library "m"
  LIST ( APPEND LIBS m )
ENDIF ()

IF ( LUA_USE_DLOPEN )
  # Link to dynamic linker library "dl"
  LIST ( APPEND LIBS dl )
ENDIF ()

IF ( LUA_WIN )
  # Add extra rc files to the windows build
  IF ( MSVC OR MINGW )
    SET ( LUA_DLL_RC src/lua_dll.rc )
    SET ( LUA_RC src/lua.rc )
    SET ( LUAC_RC src/luac.rc )
  ENDIF ()
ENDIF ()


# Sources and headers
INCLUDE_DIRECTORIES ( include )

SET (   SRC_LIB 
		src/lapi.cpp
		src/lauxlib.cpp
		src/lbaselib.cpp
		src/lcode.cpp
		src/ldblib.cpp
		src/ldebug.cpp
		src/ldo.cpp
		src/ldump.cpp
		src/lfunc.cpp
		src/lgc.cpp
		src/linit.cpp
		src/liolib.cpp
		src/llex.cpp
		src/lmathlib.cpp
		src/lmem.cpp
		src/loadlib.cpp
		src/lobject.cpp
		src/lopcodes.cpp
		src/loslib.cpp
		src/lparser.cpp
		src/lstate.cpp
		src/lstring.cpp
		src/lstrlib.cpp
		src/ltable.cpp
		src/ltablib.cpp
		src/ltm.cpp
		src/lundump.cpp
        src/lvm.cpp
	    src/lzio.cpp
		src/print.cpp
		src/lnet.cpp
)

SET ( SRC_LUA  src/lua.cpp )
SET ( SRC_LUAC src/luac.cpp )

## BUILD
# Create dynamic library (dll, so)

ADD_LIBRARY ( liblua SHARED ${SRC_LIB} ${LUA_DLL_RC})

TARGET_LINK_LIBRARIES ( liblua ${LIBS} )
SET_TARGET_PROPERTIES ( liblua PROPERTIES OUTPUT_NAME lua${LIB_LUA_VER} CLEAN_DIRECT_OUTPUT 1 )

if ( LUA_WIN )
	SET_TARGET_PROPERTIES ( liblua PROPERTIES COMPILE_FLAGS -DLUA_BUILD_AS_DLL)
endif ( LUA_WIN )

SET_TARGET_PROPERTIES(  liblua PROPERTIES ARCHIVE_OUTPUT_DIRECTORY_MINSIZEREL ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua PROPERTIES LIBRARY_OUTPUT_DIRECTORY_MINSIZEREL ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua PROPERTIES RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL ${PROJECT_BINARY_DIR}/bin${LIB_SUFFIX} )

SET_TARGET_PROPERTIES(  liblua PROPERTIES ARCHIVE_OUTPUT_DIRECTORY_RELEASE ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua PROPERTIES LIBRARY_OUTPUT_DIRECTORY_RELEASE ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua PROPERTIES RUNTIME_OUTPUT_DIRECTORY_RELEASE ${PROJECT_BINARY_DIR}/bin${LIB_SUFFIX} )

SET_TARGET_PROPERTIES(  liblua PROPERTIES ARCHIVE_OUTPUT_DIRECTORY_RELWITHDEBINFO ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua PROPERTIES LIBRARY_OUTPUT_DIRECTORY_RELWITHDEBINFO ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua PROPERTIES RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO ${PROJECT_BINARY_DIR}/bin${LIB_SUFFIX} )

SET_TARGET_PROPERTIES(  liblua PROPERTIES ARCHIVE_OUTPUT_DIRECTORY_DEBUG ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua PROPERTIES LIBRARY_OUTPUT_DIRECTORY_DEBUG ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua PROPERTIES RUNTIME_OUTPUT_DIRECTORY_DEBUG ${PROJECT_BINARY_DIR}/bin${LIB_SUFFIX} )


# Create static library, this is needed to compile luac in the 5.1.x, 5.2 Lua series

ADD_LIBRARY ( liblua_static STATIC ${SRC_LIB} )
TARGET_LINK_LIBRARIES ( liblua_static ${LIBS} )

SET_TARGET_PROPERTIES ( liblua_static PROPERTIES OUTPUT_NAME lua${LIB_LUA_VER}_static CLEAN_DIRECT_OUTPUT 1 )

SET_TARGET_PROPERTIES(  liblua_static PROPERTIES ARCHIVE_OUTPUT_DIRECTORY_MINSIZEREL ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua_static PROPERTIES LIBRARY_OUTPUT_DIRECTORY_MINSIZEREL ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )

SET_TARGET_PROPERTIES(  liblua_static PROPERTIES ARCHIVE_OUTPUT_DIRECTORY_RELEASE ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua_static PROPERTIES LIBRARY_OUTPUT_DIRECTORY_RELEASE ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )

SET_TARGET_PROPERTIES(  liblua_static PROPERTIES ARCHIVE_OUTPUT_DIRECTORY_RELWITHDEBINFO ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua_static PROPERTIES LIBRARY_OUTPUT_DIRECTORY_RELWITHDEBINFO ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )

SET_TARGET_PROPERTIES(  liblua_static PROPERTIES ARCHIVE_OUTPUT_DIRECTORY_DEBUG ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )
SET_TARGET_PROPERTIES(  liblua_static PROPERTIES LIBRARY_OUTPUT_DIRECTORY_DEBUG ${PROJECT_BINARY_DIR}/lib${LIB_SUFFIX} )

ADD_EXECUTABLE ( lua ${SRC_LUA} ${LUA_RC})
TARGET_LINK_LIBRARIES ( lua liblua )

SET_TARGET_PROPERTIES ( lua PROPERTIES DEBUG_POSTFIX d)

SET_TARGET_PROPERTIES ( lua PROPERTIES RUNTIME_OUTPUT_DIRECTORY_DEBUG          ${PROJECT_BINARY_DIR}/bin  )
SET_TARGET_PROPERTIES ( lua PROPERTIES RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO ${PROJECT_BINARY_DIR}/bin${LIB_SUFFIX} )
SET_TARGET_PROPERTIES ( lua PROPERTIES RUNTIME_OUTPUT_DIRECTORY_RELEASE        ${PROJECT_BINARY_DIR}/bin${LIB_SUFFIX} )
SET_TARGET_PROPERTIES ( lua PROPERTIES RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL     ${PROJECT_BINARY_DIR}/bin${LIB_SUFFIX} )


ADD_EXECUTABLE ( luac ${SRC_LUAC} ${LUAC_RC} )
TARGET_LINK_LIBRARIES ( luac liblua_static )

SET_TARGET_PROPERTIES ( luac PROPERTIES DEBUG_POSTFIX d)

SET_TARGET_PROPERTIES ( luac PROPERTIES RUNTIME_OUTPUT_DIRECTORY_DEBUG          ${PROJECT_BINARY_DIR}/bin${LIB_SUFFIX} )
SET_TARGET_PROPERTIES ( luac PROPERTIES RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO ${PROJECT_BINARY_DIR}/bin${LIB_SUFFIX} )
SET_TARGET_PROPERTIES ( luac PROPERTIES RUNTIME_OUTPUT_DIRECTORY_RELEASE        ${PROJECT_BINARY_DIR}/bin${LIB_SUFFIX} )
SET_TARGET_PROPERTIES ( luac PROPERTIES RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL     ${PROJECT_BINARY_DIR}/bin${LIB_SUFFIX} )

ENABLE_TESTING()
	
ADD_TEST(NAME bisect  
		 WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		 COMMAND lua ${PROJECT_SOURCE_DIR}/test/bisect.lua)

ADD_TEST(NAME cf
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/cf.lua)

ADD_TEST(NAME echo
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/echo.lua)

ADD_TEST(NAME env
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/env.lua)

ADD_TEST(NAME factorial 
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/factorial.lua)

ADD_TEST(NAME fib 
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/fib.lua)
		
ADD_TEST(NAME fibfor 
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/fibfor.lua)
		
ADD_TEST(NAME hello 
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/hello.lua)
		
ADD_TEST(NAME printf 
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/printf.lua)
		
ADD_TEST(NAME sieve 
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/sieve.lua)
		
ADD_TEST(NAME sort 
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/sort.lua)
		
ADD_TEST(NAME trace-calls 
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/trace-calls.lua)
		
ADD_TEST(NAME trace-globals 
		WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/test
		COMMAND lua ${PROJECT_SOURCE_DIR}/test/trace-globals.lua)