fixes ubuntu build.

diff --git a/configure.ac b/configure.ac
index 748abce..827c979 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -169,9 +169,19 @@ AC_ARG_ENABLE(lua-extension,
 PKG_CHECK_MODULES(LUA, [
     lua
 ], [],
-[enable_lua_extension=no]
+[has_lua_extension=no]
 )
 
+if test x"$has_lua_extension" = x"no";
+then
+    PKG_CHECK_MODULES(LUA, [
+        lua5.1
+    ], [],
+    [enable_lua_extension=no]
+    );
+fi
+
+
 AM_CONDITIONAL(IBUS_BUILD_LUA_EXTENSION, [test x"$enable_lua_extension" = x"yes"])
 
 # OUTPUT files