Change how the "re-open file as root" functionality works
Fixes #850 Use find-file-hook instead of advising ido-find-file.
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@ -302,13 +302,14 @@ buffer is not visiting a file."
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(ido-read-file-name "Find file(as root): ")))
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(prelude-find-alternate-file-as-root buffer-file-name)))
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(defadvice ido-find-file (after find-file-sudo activate)
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(defun prelude-reopen-as-root ()
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"Find file as root if necessary."
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(unless (or (tramp-tramp-file-p buffer-file-name)
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(equal major-mode 'dired-mode)
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(not (file-exists-p (file-name-directory buffer-file-name)))
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(file-writable-p buffer-file-name))
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(prelude-find-alternate-file-as-root buffer-file-name)))
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(add-hook 'find-file-hook 'prelude-reopen-as-root)
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(defun prelude-start-or-switch-to (function buffer-name)
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"Invoke FUNCTION if there is no buffer with BUFFER-NAME.
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