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# Locate Lua library
# This module defines
# LUA_LIBRARIES
# LUA_FOUND, if false, do not try to link to Lua
# LUA_INCLUDE_DIR, where to find lua.h
#
# 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/
FIND_PATH(LUA_INCLUDE_DIR lua.h
PATHS
$ENV{LUA_DIR}
NO_DEFAULT_PATH
PATH_SUFFIXES include/lua51 include/lua5.1 include/lua include
)
FIND_PATH(LUA_INCLUDE_DIR lua.h
PATHS
~/Library/Frameworks
/Library/Frameworks
/usr/local
/usr
/sw # Fink
/opt/local # DarwinPorts
/opt/csw # Blastwave
/opt
PATH_SUFFIXES include/lua51 include/lua5.1 include/lua include
)
FIND_LIBRARY(LUA_LIBRARY
NAMES lua51 lua5.1 lua
PATHS
$ENV{LUA_DIR}
NO_DEFAULT_PATH
PATH_SUFFIXES lib64 lib
)
FIND_LIBRARY(LUA_LIBRARY
NAMES lua51 lua5.1 lua
PATHS
~/Library/Frameworks
/Library/Frameworks
/usr/local
/usr
/sw
/opt/local
/opt/csw
/opt
PATH_SUFFIXES lib64 lib
)
IF(LUA_LIBRARY)
# include the math library for Unix
IF(UNIX AND NOT APPLE)
FIND_LIBRARY(MATH_LIBRARY_FOR_LUA m)
SET( LUA_LIBRARIES "${LUA_LIBRARY};${MATH_LIBRARY_FOR_LUA}" CACHE STRING "Lua Libraries")
# For Windows and Mac, don't need to explicitly include the math library
ELSE(UNIX AND NOT APPLE)
SET( LUA_LIBRARIES "${LUA_LIBRARY}" CACHE STRING "Lua Libraries")
ENDIF(UNIX AND NOT APPLE)
ENDIF(LUA_LIBRARY)
SET(LUA_FOUND "NO")
IF(LUA_LIBRARIES AND LUA_INCLUDE_DIR)
SET(LUA_FOUND "YES")
ENDIF(LUA_LIBRARIES AND LUA_INCLUDE_DIR)
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