bug#5515: 23.1.92; OSX: Emacs gets stuck while wanting to display a dialog box

[Adrian Robert <adrian.b.robert@gmail.com>]

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On Apr 3, 2010, at 12:57 PM, Carsten Bormann wrote:

> I have distilled the test case to the attached file.
> Sorry, I don't know how to reduce this further.
> At least it's fully reproduceable with various Emacs versions around 23.1/24.0.
> I only tried it on 10.6, though.


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;; this is taken and simplified from: git://github.com/remvee/emacs-rails.git
;; flymake ruby support

(require 'flymake nil t)

(defconst flymake-allowed-ruby-file-name-masks
  '(("\\.rb\\'"      flymake-ruby-init))
  "Filename extensions that switch on flymake-ruby mode syntax checks.")

(defun flymake-ruby-init ()
  (condition-case er
      (let* ((temp-file (flymake-init-create-temp-buffer-copy
                         'flymake-create-temp-inplace))
             (local-file  (file-relative-name
                           temp-file
                           (file-name-directory buffer-file-name))))
        (list rails-ruby-command (list "-c" local-file)))
    ('error ())))

(defun flymake-ruby-load ()
  (setq flymake-allowed-file-name-masks
          (append flymake-allowed-file-name-masks flymake-allowed-ruby-file-name-masks))
  (flymake-mode t))

(add-hook 'ruby-mode-hook 'flymake-ruby-load)

(setq rails-ruby-command "/bad/file/name")

;; eval this buffer, as in:
; Emacs.app/Contents/MacOS/Emacs -Q -l dot-emacs-reproduce-5515-1.el
;; now edit (C-x C-f) a random .rb file.
;; -- the error message will come up fine (pop-up), acknowledge that
;; -- C-x C-v RET
;; -- this second error message is not visible and leads into nirvana

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