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python.el: Allow killing shell buffer if process is dead.

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Fixes: debbugs:19823

* lisp/progmodes/python.el (python-shell-font-lock-kill-buffer): Don't
require a running process.
(python-shell-font-lock-post-command-hook): Fontify only if the
shell process is running.
This commit is contained in:
Fabián Ezequiel Gallina 2015-02-12 00:41:07 -03:00
parent 511acc77a4
commit da726ad0c6
2 changed files with 16 additions and 7 deletions
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14
lisp/progmodes/python.el
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@ -2301,12 +2301,11 @@ Signals an error if no shell buffer is available for current buffer."
(defun python-shell-font-lock-kill-buffer ()
"Kill the font-lock buffer safely."
(python-shell-with-shell-buffer
(when (and python-shell--font-lock-buffer
(buffer-live-p python-shell--font-lock-buffer))
(kill-buffer python-shell--font-lock-buffer)
(when (derived-mode-p 'inferior-python-mode)
(setq python-shell--font-lock-buffer nil)))))
(when (and python-shell--font-lock-buffer
(buffer-live-p python-shell--font-lock-buffer))
(kill-buffer python-shell--font-lock-buffer)
(when (derived-mode-p 'inferior-python-mode)
(setq python-shell--font-lock-buffer nil))))
(defmacro python-shell-font-lock-with-font-lock-buffer (&rest body)
"Execute the forms in BODY in the font-lock buffer.
@ -2357,7 +2356,8 @@ goes wrong and syntax highlighting in the shell gets messed up."
(defun python-shell-font-lock-post-command-hook ()
"Fontifies current line in shell buffer."
(let ((prompt-end (cdr (python-util-comint-last-prompt))))
(when (and prompt-end (> (point) prompt-end))
(when (and prompt-end (> (point) prompt-end)
(process-live-p (get-buffer-process (current-buffer))))
(let* ((input (buffer-substring-no-properties
prompt-end (point-max)))
(start-pos prompt-end)