From 9a0e90fd36e40819abe6f82085ee867293469687 Mon Sep 17 00:00:00 2001 From: Thomas Harning Jr Date: Sun, 25 Nov 2007 17:41:30 -0500 Subject: buffer_event: Learned how to erase read/write buffer knowledge from Lua --- src/buffer_event.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'src') diff --git a/src/buffer_event.c b/src/buffer_event.c index 7030551..12aa3ec 100644 --- a/src/buffer_event.c +++ b/src/buffer_event.c @@ -114,6 +114,12 @@ static int buffer_event_gc(lua_State* L) { lua_rawgeti(L, -2, WRITE_BUFFER_LOCATION); read = event_buffer_check(L, -2); write = event_buffer_check(L, -1); + /* Erase Lua's link to the buffers */ + lua_pushnil(L); + /* LS: ..., fenv, readBuf, writeBuf, nil */ + lua_rawseti(L, -4, READ_BUFFER_LOCATION); + lua_pushnil(L); + lua_rawseti(L, -4, WRITE_BUFFER_LOCATION); /* Erase their knowledge of the buffer so that the GC won't try to double-free */ read->buffer = NULL; write->buffer = NULL; -- cgit v1.2.3