From 5e08ea2cefd61cd50685c54b30d39845fcc485fe Mon Sep 17 00:00:00 2001
From: Torben Jaeger <torben@jit-central.com>
Date: Thu, 8 Aug 2019 17:37:05 +0200
Subject: [PATCH] fix different version format in lua.h

---
 cmake/FindLua.cmake | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/cmake/FindLua.cmake b/cmake/FindLua.cmake
index 6d33dbe..ef9c685 100644
--- a/cmake/FindLua.cmake
+++ b/cmake/FindLua.cmake
@@ -102,9 +102,17 @@ ENDIF(LUA_LIBRARY)
 
 # 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 .+\"")
+  FILE(STRINGS "${LUA_INCLUDE_DIR}/lua.h" lua_version_major_str REGEX "^#define[ \t]+LUA_VERSION_MAJOR[ \t]+\".+\"")
+  FILE(STRINGS "${LUA_INCLUDE_DIR}/lua.h" lua_version_minor_str REGEX "^#define[ \t]+LUA_VERSION_MINOR[ \t]+\".+\"")
+  FILE(STRINGS "${LUA_INCLUDE_DIR}/lua.h" lua_version_release_str REGEX "^#define[ \t]+LUA_VERSION_RELEASE[ \t]+\".+\"")
 
-  STRING(REGEX REPLACE "^#define[ \t]+LUA_RELEASE[ \t]+\"Lua ([^\"]+)\".*" "\\1" LUA_VERSION_STRING "${lua_version_str}")
+  STRING(REGEX REPLACE "^#define[ \t]+LUA_VERSION_MAJOR[ \t]+\"([^\"]+)\".*" "\\1" LUA_VERSION_MAJOR "${lua_version_major_str}")
+  STRING(REGEX REPLACE "^#define[ \t]+LUA_VERSION_MINOR[ \t]+\"([^\"]+)\".*" "\\1" LUA_VERSION_MINOR "${lua_version_minor_str}")
+  STRING(REGEX REPLACE "^#define[ \t]+LUA_VERSION_RELEASE[ \t]+\"([^\"]+)\".*" "\\1" LUA_VERSION_RELEASE "${lua_version_release_str}")
+  
+  STRING(CONCAT LUA_VERSION_STRING ${LUA_VERSION_MAJOR} "." ${LUA_VERSION_MINOR} "." ${LUA_VERSION_RELEASE})
+  
+  #STRING(REGEX REPLACE "^#define[ \t]+LUA_RELEASE[ \t]+\"Lua ([^\"]+)\".*" "\\1" LUA_VERSION_STRING "${lua_version_str}")
   UNSET(lua_version_str)
 ENDIF()