FFI: Add ffi.gc() function for finalization of cdata objects.

1 files changed, 7 insertions, 1 deletions

diff --git a/src/lj_gc.h b/src/lj_gc.h
index 75b38db8..e3973d8e 100644
--- a/src/lj_gc.h
+++ b/src/lj_gc.h
@@ -20,6 +20,7 @@ enum {
 #define LJ_GC_FINALIZED 0x08
 #define LJ_GC_WEAKKEY   0x08
 #define LJ_GC_WEAKVAL   0x10
+#define LJ_GC_CDATA_FIN 0x10
 #define LJ_GC_FIXED     0x20
 #define LJ_GC_SFIXED    0x40
 
@@ -42,7 +43,12 @@ enum {
 
 /* Collector. */
 LJ_FUNC size_t lj_gc_separateudata(global_State *g, int all);
-LJ_FUNC void lj_gc_finalizeudata(lua_State *L);
+LJ_FUNC void lj_gc_finalize_udata(lua_State *L);
+#if LJ_HASFFI
+LJ_FUNC void lj_gc_finalize_cdata(lua_State *L);
+#else
+#define lj_gc_finalize_cdata(L)         UNUSED(L)
+#endif
 LJ_FUNC void lj_gc_freeall(global_State *g);
 LJ_FUNCA int LJ_FASTCALL lj_gc_step(lua_State *L);
 LJ_FUNCA void LJ_FASTCALL lj_gc_step_fixtop(lua_State *L);