1 files changed, 114 insertions, 0 deletions
diff --git a/Modules/FindLua50.cmake b/Modules/FindLua50.cmake
new file mode 100644
index 0000000000..7058372ddc
--- /dev/null
+++ b/Modules/FindLua50.cmake
@@ -0,0 +1,114 @@
+# Locate Lua library
+# This module defines
+# LUA_LIBRARIES, both lua and lualib
+# LUA_FOUND, if false, do not try to link to Lua 
+# LUA_INCLUDE_DIR, where to find lua.h and lualib.h (and probably lauxlib.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/lua50 include/lua5.0 include/lua5 include/lua include
+)
+FIND_PATH(LUA_INCLUDE_DIR lua.h
+  PATHS ${CMAKE_PREFIX_PATH} # Unofficial: We are proposing this.
+  NO_DEFAULT_PATH
+  PATH_SUFFIXES include/lua50 include/lua5.0 include/lua5 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/lua50 include/lua5.0 include/lua5 include/lua include
+)
+
+FIND_LIBRARY(LUA_LIBRARY_lua 
+  NAMES lua50 lua5.0 lua5 lua
+  PATHS
+  $ENV{LUA_DIR}
+  NO_DEFAULT_PATH
+    PATH_SUFFIXES lib64 lib
+)
+FIND_LIBRARY(LUA_LIBRARY_lua 
+  NAMES lua50 lua5.0 lua5 lua
+  PATHS ${CMAKE_PREFIX_PATH} # Unofficial: We are proposing this.
+    NO_DEFAULT_PATH
+    PATH_SUFFIXES lib64 lib
+)
+FIND_LIBRARY(LUA_LIBRARY_lua
+  NAMES lua50 lua5.0 lua5 lua
+  PATHS
+  ~/Library/Frameworks
+  /Library/Frameworks
+  /usr/local
+  /usr
+  /sw
+  /opt/local
+  /opt/csw
+  /opt
+    PATH_SUFFIXES lib64 lib
+)
+
+# In an OS X framework, lualib is usually included as part of the framework
+# (like GLU in OpenGL.framework)
+IF(${LUA_LIBRARY_lua} MATCHES "framework")
+  SET( LUA_LIBRARIES "${LUA_LIBRARY_lua}" CACHE STRING "Lua framework")
+ELSE(${LUA_LIBRARY_lua} MATCHES "framework")
+  FIND_LIBRARY(LUA_LIBRARY_lualib 
+    NAMES lualib50 lualib5.0 lualib5 lualib
+    PATHS
+    $ENV{LUALIB_DIR}
+    $ENV{LUA_DIR}
+    NO_DEFAULT_PATH
+    PATH_SUFFIXES lib64 lib
+  )
+  FIND_LIBRARY(LUA_LIBRARY_lualib 
+    NAMES lualib50 lualib5.0 lualib5 lualib
+    PATHS ${CMAKE_PREFIX_PATH} # Unofficial: We are proposing this.
+    NO_DEFAULT_PATH
+    PATH_SUFFIXES lib64 lib
+  )
+  FIND_LIBRARY(LUA_LIBRARY_lualib 
+    NAMES lualib50 lualib5.0 lualib5 lualib
+    PATHS
+    /usr/local
+    /usr
+    /sw
+    /opt/local
+    /opt/csw
+    /opt
+    PATH_SUFFIXES lib64 lib
+  )
+  IF(LUA_LIBRARY_lualib AND LUA_LIBRARY_lua)
+    # include the math library for Unix
+    IF(UNIX AND NOT APPLE)
+      FIND_LIBRARY(MATH_LIBRARY_FOR_LUA m)
+      SET( LUA_LIBRARIES "${LUA_LIBRARY_lualib};${LUA_LIBRARY_lua};${MATH_LIBRARY_FOR_LUA}" CACHE STRING "This is the concatentation of lua and lualib libraries")
+    # For Windows and Mac, don't need to explicitly include the math library
+    ELSE(UNIX AND NOT APPLE)
+      SET( LUA_LIBRARIES "${LUA_LIBRARY_lualib};${LUA_LIBRARY_lua}" CACHE STRING "This is the concatentation of lua and lualib libraries")
+    ENDIF(UNIX AND NOT APPLE)
+  ENDIF(LUA_LIBRARY_lualib AND LUA_LIBRARY_lua)
+ENDIF(${LUA_LIBRARY_lua} MATCHES "framework")
+
+
+
+SET(LUA_FOUND "NO")
+IF(LUA_LIBRARIES AND LUA_INCLUDE_DIR)
+  SET(LUA_FOUND "YES")
+ENDIF(LUA_LIBRARIES AND LUA_INCLUDE_DIR)
+