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SET(LUA52_FIND_REQUIRED ${Lua52_FIND_REQUIRED})
SET(LUA52_FIND_VERSION ${Lua52_FIND_VERSION})
SET(LUA52_FIND_VERSION_EXACT ${Lua52_FIND_VERSION_EXACT})
SET(LUA52_FIND_QUIETLY ${Lua52_FIND_QUIETLY})
SET(LUA_VERSION_TOO_HIGH 5.3)
include(Prebuilt)
include(FindPkgConfig)
pkg_search_module(LUA52 lua52 lua5.2 lua-5.2 lua)
if(LUA52_FIND_VERSION)
cmake_minimum_required(VERSION 2.6.2)
set(LUA52_FAILED_VERSION_CHECK true)
if(LUA52_FIND_VERSION_EXACT)
if(LUA52_VERSION VERSION_EQUAL LUA52_FIND_VERSION)
set(LUA52_FAILED_VERSION_CHECK false)
endif()
else()
if(LUA52_VERSION VERSION_EQUAL LUA52_FIND_VERSION OR
LUA52_VERSION VERSION_GREATER LUA52_FIND_VERSION AND
LUA52_VERSION VERSION_LESS LUA_VERSION_TOO_HIGH)
set(LUA52_FAILED_VERSION_CHECK false)
endif()
endif()
if(LUA52_FAILED_VERSION_CHECK)
if(LUA52_FIND_REQUIRED AND NOT LUA52_FIND_QUIETLY)
if(LUA52_FIND_VERSION_EXACT)
message(FATAL_ERROR "Lua5.2 version check failed. Version ${LUA52_VERSION} was found, version ${LUA52_FIND_VERSION} is needed exactly.")
else(LUA52_FIND_VERSION_EXACT)
message(FATAL_ERROR "Lua5.2 version check failed. Version ${LUA52_VERSION} was found, at least version ${LUA52_FIND_VERSION} is required")
endif(LUA52_FIND_VERSION_EXACT)
endif(LUA52_FIND_REQUIRED AND NOT LUA52_FIND_QUIETLY)
set(LUA52_FOUND false)
endif(LUA52_FAILED_VERSION_CHECK)
endif(LUA52_FIND_VERSION)
if (LUA52_FOUND)
set(LUA52 ON CACHE BOOL "Build with lua5.2 support.")
if(APPLE)
foreach(i ${LUA52_LIBRARIES})
find_library(_lua52_LIBRARY NAMES ${i} HINTS ${LUA52_LIBRARY_DIRS})
list(APPEND LUA52_LIBRARIES_FULL ${_lua52_LIBRARY})
unset(_lua52_LIBRARY CACHE)
endforeach(i)
set(LUA52_LIBRARIES ${LUA52_LIBRARIES_FULL})
unset(LUA52_LIBRARIES_FULL CACHE)
endif(APPLE)
endif (LUA52_FOUND)
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