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* lisp/progmodes/flymake.el (flymake-start): Fix dead buffer case

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Don't try to flymake-start within a buffer that doesn't exist any more.
This commit is contained in:
Stefan Monnier 2017-11-03 08:33:13 -04:00
parent 9f4f130b79
commit caa63cc96c
1 changed files with 7 additions and 4 deletions
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11
lisp/progmodes/flymake.el
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@ -601,8 +601,8 @@ not expected."
(null expected-token))
;; should never happen
(flymake-error "Unexpected report from stopped backend %s" backend))
((and (not (eq expected-token token))
(not force))
((not (or (eq expected-token token)
force))
(flymake-error "Obsolete report from backend %s with explanation %s"
backend explanation))
((eq :panic report-action)
@ -742,8 +742,11 @@ Interactively, with a prefix arg, FORCE is t."
()
(remove-hook 'post-command-hook #'start-post-command
nil)
(with-current-buffer buffer
(flymake-start (remove 'post-command deferred) force)))
;; The buffer may have disappeared already, e.g. because of
;; code like `(with-temp-buffer (python-mode) ...)'.
(when (buffer-live-p buffer)
(with-current-buffer buffer
(flymake-start (remove 'post-command deferred) force))))
(start-on-display
()
(remove-hook 'window-configuration-change-hook #'start-on-display