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Re: Shell-script[bash] indention broken (or fixed?)

From: Stefan Monnier
Subject: Re: Shell-script[bash] indention broken (or fixed?)
Date: Mon, 11 Jul 2005 17:25:39 -0400
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux)

>> This might make it safe most of the time, but I think there will still
>> be cases of strings where it gets fooled.

>     The idea is not to use a heuristic to figure out what the user wants, but 
> to
>     setup a convention that the user can follow.

> It might work.  The paren-after-newline convention for starting a
> function works well, and I guess people would adapt to this one too.

> Want to try it?

How 'bout the patch below?


--- sh-script.el        04 jui 2005 14:42:24 -0400      1.160
+++ sh-script.el        11 jui 2005 17:24:12 -0400      
@@ -2033,11 +2033,20 @@
        ;; Continuation lines are handled specially
        (if (sh-this-is-a-continuation)
+              (setq result
+                    (if (save-excursion
+                          (beginning-of-line)
+                          (not (memq (char-before (- (point) 2)) '(?\s ?\t))))
+                        ;; By convention, if the continuation \ is not
+                        ;; preceded by a SPC or a TAB it means that the line
+                        ;; is cut at a place where spaces cannot be freely
+                        ;; added/removed.  I.e. do not indent the line.
+                        (list '(= nil))
              ;; We assume the line being continued is already
              ;; properly indented...
              ;; (setq prev-line-end (sh-prev-line))
              (setq align-point (sh-prev-line nil))
-             (setq result (list '(+ sh-indent-for-continuation)))
+                      (list '(+ sh-indent-for-continuation))))
              (setq have-result t))
          (skip-chars-forward " \t")

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