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author | Richard M. Stallman <rms@gnu.org> | 1997-08-23 05:19:09 +0000 |
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committer | Richard M. Stallman <rms@gnu.org> | 1997-08-23 05:19:09 +0000 |
commit | f5cdc3b94aad09f65f1b536753e206df39eb4cbe (patch) | |
tree | ea816243da1eccb0f3e108bb73347284c9c0138a /lisp | |
parent | eb2c3152c7da505eabc7acb529ed34d2929415ed (diff) | |
download | emacs-f5cdc3b94aad09f65f1b536753e206df39eb4cbe.tar.gz |
(sh-indent-line): Avoid infinite loop
on indented line at start of buffer, when calculating PREVIOUS.
Diffstat (limited to 'lisp')
-rw-r--r-- | lisp/progmodes/sh-script.el | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lisp/progmodes/sh-script.el b/lisp/progmodes/sh-script.el index df71e91ad3e..3e2e2d8d849 100644 --- a/lisp/progmodes/sh-script.el +++ b/lisp/progmodes/sh-script.el @@ -928,11 +928,13 @@ in ALIST." (defun sh-indent-line () - "Indent as far as preceding non-empty line, then by steps of `sh-indentation'. + "Indent a line for Sh mode (shell script mode). +Indent as far as preceding non-empty line, then by steps of `sh-indentation'. Lines containing only comments are considered empty." (interactive) (let ((previous (save-excursion - (while (and (not (bobp)) + (while (and (progn (beginning-of-line) + (not (bobp))) (progn (forward-line -1) (back-to-indentation) @@ -940,6 +942,7 @@ Lines containing only comments are considered empty." (eq (following-char) ?#))))) (current-column))) current) + (debug) (save-excursion (indent-to (if (eq this-command 'newline-and-indent) previous |