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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,118 @@ | ||
| # Locate Lua library | ||
| # This module defines | ||
| # LUA_EXECUTABLE, if found | ||
| # LUA_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/ | ||
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| #============================================================================= | ||
| # Copyright 2007-2009 Kitware, Inc. | ||
| # Modified to support Lua 5.2 by LuaDist 2012 | ||
| # | ||
| # 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.) | ||
| # | ||
| # The required version of Lua can be specified using the | ||
| # standard syntax, e.g. FIND_PACKAGE(Lua 5.1) | ||
| # Otherwise the module will search for any available Lua implementation | ||
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||
| # Always search for non-versioned lua first (recommended) | ||
| SET(_POSSIBLE_LUA_INCLUDE include include/lua) | ||
| SET(_POSSIBLE_LUA_EXECUTABLE lua) | ||
| SET(_POSSIBLE_LUA_LIBRARY lua) | ||
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|
||
| # Determine possible naming suffixes (there is no standard for this) | ||
| IF(Lua_FIND_VERSION_MAJOR AND Lua_FIND_VERSION_MINOR) | ||
| SET(_POSSIBLE_SUFFIXES "${Lua_FIND_VERSION_MAJOR}${Lua_FIND_VERSION_MINOR}" "${Lua_FIND_VERSION_MAJOR}.${Lua_FIND_VERSION_MINOR}" "-${Lua_FIND_VERSION_MAJOR}.${Lua_FIND_VERSION_MINOR}") | ||
| ELSE(Lua_FIND_VERSION_MAJOR AND Lua_FIND_VERSION_MINOR) | ||
| SET(_POSSIBLE_SUFFIXES "52" "5.2" "-5.2" "51" "5.1" "-5.1") | ||
| ENDIF(Lua_FIND_VERSION_MAJOR AND Lua_FIND_VERSION_MINOR) | ||
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|
||
| # Set up possible search names and locations | ||
| FOREACH(_SUFFIX ${_POSSIBLE_SUFFIXES}) | ||
| LIST(APPEND _POSSIBLE_LUA_INCLUDE "include/lua${_SUFFIX}") | ||
| LIST(APPEND _POSSIBLE_LUA_EXECUTABLE "lua${_SUFFIX}") | ||
| LIST(APPEND _POSSIBLE_LUA_LIBRARY "lua${_SUFFIX}") | ||
| ENDFOREACH(_SUFFIX) | ||
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||
| # Find the lua executable | ||
| FIND_PROGRAM(LUA_EXECUTABLE | ||
| NAMES ${_POSSIBLE_LUA_EXECUTABLE} | ||
| ) | ||
|
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||
| # Find the lua header | ||
| FIND_PATH(LUA_INCLUDE_DIR lua.h | ||
| HINTS | ||
| $ENV{LUA_DIR} | ||
| PATH_SUFFIXES ${_POSSIBLE_LUA_INCLUDE} | ||
| PATHS | ||
| ~/Library/Frameworks | ||
| /Library/Frameworks | ||
| /usr/local | ||
| /usr | ||
| /sw # Fink | ||
| /opt/local # DarwinPorts | ||
| /opt/csw # Blastwave | ||
| /opt | ||
| ) | ||
|
|
||
| # Find the lua library | ||
| FIND_LIBRARY(LUA_LIBRARY | ||
| NAMES ${_POSSIBLE_LUA_LIBRARY} | ||
| HINTS | ||
| $ENV{LUA_DIR} | ||
| PATH_SUFFIXES lib64 lib | ||
| PATHS | ||
| ~/Library/Frameworks | ||
| /Library/Frameworks | ||
| /usr/local | ||
| /usr | ||
| /sw | ||
| /opt/local | ||
| /opt/csw | ||
| /opt | ||
| ) | ||
|
|
||
| IF(LUA_LIBRARY) | ||
| # include the math library for Unix | ||
| IF(UNIX AND NOT APPLE) | ||
| FIND_LIBRARY(LUA_MATH_LIBRARY m) | ||
| SET( LUA_LIBRARIES "${LUA_LIBRARY};${LUA_MATH_LIBRARY}" CACHE STRING "Lua Libraries") | ||
| # For Windows and Mac, don't need to explicitly include the math library | ||
| ELSE(UNIX AND NOT APPLE) | ||
| SET( LUA_LIBRARIES "${LUA_LIBRARY}" CACHE STRING "Lua Libraries") | ||
| ENDIF(UNIX AND NOT APPLE) | ||
| ENDIF(LUA_LIBRARY) | ||
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||
| # Determine Lua version | ||
| 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 .+\"") | ||
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| STRING(REGEX REPLACE "^#define[ \t]+LUA_RELEASE[ \t]+\"Lua ([^\"]+)\".*" "\\1" LUA_VERSION_STRING "${lua_version_str}") | ||
| UNSET(lua_version_str) | ||
| ENDIF() | ||
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||
| 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(Lua | ||
| REQUIRED_VARS LUA_LIBRARIES LUA_INCLUDE_DIR | ||
| VERSION_VAR LUA_VERSION_STRING) | ||
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| MARK_AS_ADVANCED(LUA_INCLUDE_DIR LUA_LIBRARIES LUA_LIBRARY LUA_MATH_LIBRARY LUA_EXECUTABLE) | ||
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