Commit 50cf83f8 authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

(Fframe_or_buffer_changed_p):

Detect deletion of a buffer at the end of the buffer list.
parent f1847de3
......@@ -1886,6 +1886,10 @@ the current state.\n")
FOR_EACH_FRAME (tail, frame)
if (!EQ (*vecp++, frame))
goto changed;
/* Check that the buffer info matches.
No need to test for the end of the vector
because the last element of the vector is lambda
and that will always cause a mismatch. */
for (tail = Vbuffer_alist; CONSP (tail); tail = XCONS (tail)->cdr)
{
buf = XCONS (XCONS (tail)->car)->cdr;
......@@ -1896,8 +1900,11 @@ the current state.\n")
if (!EQ (*vecp++, Fbuffer_modified_p (buf)))
goto changed;
}
return Qnil;
/* Detect deletion of a buffer at the end of the list. */
if (*vecp == Qlambda)
return Qnil;
changed:
/* Start with 1 so there is room for at least on lambda at the end. */
n = 1;
FOR_EACH_FRAME (tail, frame)
n++;
......
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