# HG changeset patch
# User Thomas Harning Jr <harningt@gmail.com>
# Date 1196030490 18000
# Node ID bac1b4f541ebd901dd274b40efd69f93b933f806
# Parent  e5ede009d0c53967a8d0e89e55838f0d7b630649
buffer_event: Learned how to erase read/write buffer knowledge from Lua

diff -r e5ede009d0c5 -r bac1b4f541eb src/buffer_event.c
--- a/src/buffer_event.c	Sun Nov 25 17:40:47 2007 -0500
+++ b/src/buffer_event.c	Sun Nov 25 17:41:30 2007 -0500
@@ -114,6 +114,12 @@
 		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;