# Locate Lua library # This module defines # LUA52_FOUND, if false, do not try to link to Lua # LUA_LIBRARIES # LUA_INCLUDE_DIR, where to find lua.h # LUA_VERSION_STRING, the version of Lua found (since CMake 2.8.8) # # Note that the expected include convention is # #include "lua.h" # and not # #include <lua/lua.h> # This is because, the lua location is not standardized and may exist # in locations other than lua/ #============================================================================= # Copyright 2007-2009 Kitware, Inc. # # Distributed under the OSI-approved BSD License (the "License"); # see accompanying file Copyright.txt for details. # # This software is distributed WITHOUT ANY WARRANTY; without even the # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. # See the License for more information. #============================================================================= # (To distribute this file outside of CMake, substitute the full # License text for the above reference.) find_path(LUA_INCLUDE_DIR lua.h HINTS ENV LUA_DIR PATH_SUFFIXES include/lua52 include/lua5.2 include/lua-5.2 include/lua include PATHS ~/Library/Frameworks /Library/Frameworks /sw # Fink /opt/local # DarwinPorts /opt/csw # Blastwave /opt ) find_library(LUA_LIBRARY NAMES lua52 lua5.2 lua-5.2 lua 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 AND NOT BEOS) 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}/lua.h") file(STRINGS "${LUA_INCLUDE_DIR}/lua.h" lua_version_str REGEX "^#define[ \t]+LUA_RELEASE[ \t]+\"Lua .+\"") string(REGEX REPLACE "^#define[ \t]+LUA_RELEASE[ \t]+\"Lua ([^\"]+)\".*" "\\1" LUA_VERSION_STRING "${lua_version_str}") unset(lua_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(Lua52 REQUIRED_VARS LUA_LIBRARIES LUA_INCLUDE_DIR VERSION_VAR LUA_VERSION_STRING) mark_as_advanced(LUA_INCLUDE_DIR LUA_LIBRARIES LUA_LIBRARY LUA_MATH_LIBRARY)