Commit 0736cafe authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

(record_first_change): Check for buffer-undo-list = t.

Make an undo boundary if appropriate.  Set last_undo_buffer.
(record_property_change): Use BUFFER, not current_buffer,
when testing undo_list.
parent c9a73a9b
......@@ -123,6 +123,14 @@ record_change (beg, length)
record_first_change ()
Lisp_Object high, low;
if (EQ (current_buffer->undo_list, Qt))
if (current_buffer != XBUFFER (last_undo_buffer))
Fundo_boundary ();
XSET (last_undo_buffer, Lisp_Buffer, current_buffer);
XFASTINT (high) = (current_buffer->modtime >> 16) & 0xffff;
XFASTINT (low) = current_buffer->modtime & 0xffff;
current_buffer->undo_list = Fcons (Fcons (Qt, Fcons (high, low)), current_buffer->undo_list);
......@@ -139,7 +147,7 @@ record_property_change (beg, length, prop, value, buffer)
struct buffer *obuf = current_buffer;
int boundary = 0;
if (EQ (current_buffer->undo_list, Qt))
if (EQ (XBUFFER (buffer)->undo_list, Qt))
if (!EQ (buffer, last_undo_buffer))
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