; Fix handling of 'not' by 'buffer-match-p'

* lisp/subr.el (buffer-match-p): Look up the cadr instead of the cdr
for the negation in 'not'.
* doc/lispref/buffers.texi (Buffer List): Update documentation.
(Bug#58951)
This commit is contained in:
Philip Kaludercic 2022-12-31 15:04:18 +01:00
parent 9292f595a7
commit f309651b67
2 changed files with 10 additions and 12 deletions

View file

@ -977,17 +977,15 @@ first argument is @var{buffer-or-name} and the second is @var{arg}
A cons-cell @code{(@var{oper} . @var{expr})} where @var{oper} is one
of
@table @code
@item not
Satisfied if @var{expr} doesn't satisfy @code{buffer-match-p} with
@item (not @var{cond})
Satisfied if @var{cond} doesn't satisfy @code{buffer-match-p} with
the same buffer and @code{arg}.
@item or
Satisfied if @var{expr} is a list and @emph{any} condition in
@var{expr} satisfies @code{buffer-match-p}, with the same buffer and
@code{arg}.
@item and
Satisfied if @var{expr} is a list and @emph{all} conditions in
@var{expr} satisfy @code{buffer-match-p}, with the same buffer and
@code{arg}.
@item (or @var{conds}@dots{})
Satisfied if @emph{any} condition in @var{conds} satisfies
@code{buffer-match-p}, with the same buffer and @code{arg}.
@item (and @var{conds}@dots{})
Satisfied if @emph{all} the conditions in @var{conds} satisfy
@code{buffer-match-p}, with the same buffer and @code{arg}.
@item derived-mode
Satisfied if the buffer's major mode derives from @var{expr}.
@item major-mode

View file

@ -7046,7 +7046,7 @@ CONDITION is either:
* `major-mode': the buffer matches if the buffer's major mode
is eq to the cons-cell's cdr. Prefer using `derived-mode'
instead when both can work.
* `not': the cdr is interpreted as a negation of a condition.
* `not': the cadr is interpreted as a negation of a condition.
* `and': the cdr is a list of recursive conditions, that all have
to be met.
* `or': the cdr is a list of recursive condition, of which at
@ -7073,7 +7073,7 @@ CONDITION is either:
(provided-mode-derived-p
(buffer-local-value 'major-mode buffer)
mode))
(`(not . ,cond)
(`(not ,cond)
(not (funcall match cond)))
(`(or . ,args)
(funcall match args))