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lovr/cmake/Modules/FindLuaJIT.cmake
2016-07-10 16:14:12 -07:00

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1.8 KiB
CMake

# Locate LuaJIT library
# This module defines
# LUAJIT_FOUND, if false, do not try to link to Lua
# LUA_LIBRARIES
# LUA_INCLUDE_DIR, where to find lua.h
# LUAJIT_VERSION_STRING, the version of Lua found (since CMake 2.8.8)
## Copied from default CMake FindLua51.cmake
find_path(LUA_INCLUDE_DIR luajit.h
HINTS
ENV LUA_DIR
PATH_SUFFIXES include/luajit-2.0 include
PATHS
~/Library/Frameworks
/Library/Frameworks
/sw # Fink
/opt/local # DarwinPorts
/opt/csw # Blastwave
/opt
)
find_library(LUA_LIBRARY
NAMES luajit-5.1
HINTS
ENV LUA_DIR
PATH_SUFFIXES lib
PATHS
~/Library/Frameworks
/Library/Frameworks
/sw
/opt/local
/opt/csw
/opt
)
if(LUA_LIBRARY)
# include the math library for Unix
if(UNIX AND NOT APPLE)
find_library(LUA_MATH_LIBRARY m)
set( LUA_LIBRARIES "${LUA_LIBRARY};${LUA_MATH_LIBRARY}" CACHE STRING "Lua Libraries")
# For Windows and Mac, don't need to explicitly include the math library
else()
set( LUA_LIBRARIES "${LUA_LIBRARY}" CACHE STRING "Lua Libraries")
endif()
endif()
if(LUA_INCLUDE_DIR AND EXISTS "${LUA_INCLUDE_DIR}/luajit.h")
file(STRINGS "${LUA_INCLUDE_DIR}/luajit.h" luajit_version_str REGEX "^#define[ \t]+LUAJIT_VERSION[ \t]+\"LuaJIT .+\"")
string(REGEX REPLACE "^#define[ \t]+LUAJIT_VERSION[ \t]+\"LuaJIT ([^\"]+)\".*" "\\1" LUAJIT_VERSION_STRING "${luajit_version_str}")
unset(luajit_version_str)
endif()
include(FindPackageHandleStandardArgs)
# handle the QUIETLY and REQUIRED arguments and set LUA_FOUND to TRUE if
# all listed variables are TRUE
FIND_PACKAGE_HANDLE_STANDARD_ARGS(LuaJIT
REQUIRED_VARS LUA_LIBRARIES LUA_INCLUDE_DIR
VERSION_VAR LUAJIT_VERSION_STRING)
mark_as_advanced(LUA_INCLUDE_DIR LUA_LIBRARIES LUA_LIBRARY LUA_MATH_LIBRARY)