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-rw-r--r--cmake/Modules/FindLua.cmake25
-rw-r--r--cmake/Modules/FindLuaJIT.cmake50
2 files changed, 50 insertions, 25 deletions
diff --git a/cmake/Modules/FindLua.cmake b/cmake/Modules/FindLua.cmake
deleted file mode 100644
index 479dfcf41..000000000
--- a/cmake/Modules/FindLua.cmake
+++ /dev/null
@@ -1,25 +0,0 @@
-
-option(ENABLE_LUAJIT "Enable LuaJIT support" TRUE)
-mark_as_advanced(LUA_LIBRARY LUA_INCLUDE_DIR)
-set(USE_LUAJIT FALSE)
-
-if(ENABLE_LUAJIT)
- find_library(LUA_LIBRARY luajit
- NAMES luajit-5.1)
- find_path(LUA_INCLUDE_DIR luajit.h
- NAMES luajit.h
- PATH_SUFFIXES luajit-2.0)
- if(LUA_LIBRARY AND LUA_INCLUDE_DIR)
- set(USE_LUAJIT TRUE)
- endif()
-else()
- message (STATUS "LuaJIT detection disabled! (ENABLE_LUAJIT=0)")
-endif()
-
-if(NOT USE_LUAJIT)
- message(STATUS "LuaJIT not found, using bundled Lua.")
- set(LUA_LIBRARY "lua")
- set(LUA_INCLUDE_DIR "${PROJECT_SOURCE_DIR}/lua/src")
- add_subdirectory(lua)
-endif()
-
diff --git a/cmake/Modules/FindLuaJIT.cmake b/cmake/Modules/FindLuaJIT.cmake
new file mode 100644
index 000000000..e4335d834
--- /dev/null
+++ b/cmake/Modules/FindLuaJIT.cmake
@@ -0,0 +1,50 @@
+# Locate LuaJIT library
+# This module defines
+# LUAJIT_FOUND, if false, do not try to link to Lua
+# LUA_INCLUDE_DIR, where to find lua.h
+# LUA_VERSION_STRING, the version of Lua found (since CMake 2.8.8)
+#
+# This module is similar to FindLua51.cmake except that it finds LuaJit instead.
+
+FIND_PATH(LUA_INCLUDE_DIR luajit.h
+ HINTS
+ $ENV{LUA_DIR}
+ PATH_SUFFIXES include/luajit-2.0 include/luajit-5_1-2.0 include
+ PATHS
+ ~/Library/Frameworks
+ /Library/Frameworks
+ /sw # Fink
+ /opt/local # DarwinPorts
+ /opt/csw # Blastwave
+ /opt
+)
+
+FIND_LIBRARY(LUA_LIBRARY
+ NAMES luajit-5.1
+ HINTS
+ $ENV{LUA_DIR}
+ PATH_SUFFIXES lib64 lib
+ PATHS
+ ~/Library/Frameworks
+ /Library/Frameworks
+ /sw
+ /opt/local
+ /opt/csw
+ /opt
+)
+
+IF(LUA_INCLUDE_DIR AND EXISTS "${LUA_INCLUDE_DIR}/luajit.h")
+ FILE(STRINGS "${LUA_INCLUDE_DIR}/luajit.h" lua_version_str REGEX "^#define[ \t]+LUA_RELEASE[ \t]+\"LuaJIT .+\"")
+
+ STRING(REGEX REPLACE "^#define[ \t]+LUA_RELEASE[ \t]+\"LuaJIT ([^\"]+)\".*" "\\1" LUA_VERSION_STRING "${lua_version_str}")
+ UNSET(lua_version_str)
+ENDIF()
+
+INCLUDE(FindPackageHandleStandardArgs)
+# handle the QUIETLY and REQUIRED arguments and set LUAJIT_FOUND to TRUE if
+# all listed variables are TRUE
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(LuaJit
+ REQUIRED_VARS LUA_LIBRARY LUA_INCLUDE_DIR
+ VERSION_VAR LUA_VERSION_STRING)
+
+MARK_AS_ADVANCED(LUA_INCLUDE_DIR LUA_LIBRARY LUA_MATH_LIBRARY)