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(record_first_change, record_marker_adjustment): Don'use

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XBUFFER on last_undo_buffer which might not be a buffer.
This commit is contained in:
Gerd Moellmann 2000-08-19 12:33:00 +00:00
parent 136b4eda87
commit 2f33f38ac4
1 changed files with 4 additions and 2 deletions
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6
src/undo.c
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@ -167,7 +167,8 @@ record_marker_adjustment (marker, adjustment)
if (NILP (pending_boundary))
pending_boundary = Fcons (Qnil, Qnil);
if (current_buffer != XBUFFER (last_undo_buffer))
if (!BUFFERP (last_undo_buffer)
|| current_buffer != XBUFFER (last_undo_buffer))
Fundo_boundary ();
XSETBUFFER (last_undo_buffer, current_buffer);
@ -201,7 +202,8 @@ record_first_change ()
if (EQ (current_buffer->undo_list, Qt))
return;
if (current_buffer != XBUFFER (last_undo_buffer))
if (!BUFFERP (last_undo_buffer)
|| current_buffer != XBUFFER (last_undo_buffer))
Fundo_boundary ();
XSETBUFFER (last_undo_buffer, current_buffer);