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bug#8613: "mode:" for minor-mode breaks set-visited-file-name
From: |
Glenn Morris |
Subject: |
bug#8613: "mode:" for minor-mode breaks set-visited-file-name |
Date: |
Tue, 03 May 2011 19:00:14 -0400 |
User-agent: |
Gnus (www.gnus.org), GNU Emacs (www.gnu.org/software/emacs/) |
Package: emacs
Version: 23.3
The fact that "mode:" is allowed to indicate both major and minor modes
in file local variables is problematic. Things would be much simpler if
a different convention were used for minor modes.
There is bug#2355 (specifying a minor-mode in the first line breaks
major-mode detection); there is bug#5239 (major "mode:" specifications
only work right if they are at the start of the local variables list. It
might be nice to automatically move "mode:" to the front of the local
variables list, so that people don't have to worry about this; but since
"mode:" is also used for minor modes, and these probably need to come
AFTER setting of their relevant variables, this cannot be done.); there
is also bug#8586 (directory-local variables and files with "mode:"
cookies; I cannot see how to solve this given that "mode:" might mean
either a major or minor mode).
Here's another issue, affecting set-visited-file-name, caused by the
fact that the hack-local-variables MODE-ONLY feature cannot work right,
because all it does is check for a "mode:" cookie, and it has no way to
know if this is specifying a major-mode or a minor-mode:
>| foo.el
emacs -Q foo.el
M-x set-visited-file-name RET foo.f90 RET
-> buffer switches to f90 mode
cat >| foo2.el <<EOF
;; Local Variables:
;; mode: outline-minor
;; End:
EOF
emacs -Q foo2.el
M-x set-visited-file-name RET foo2.f90 RET
-> buffer stays in emacs-lisp-mode
- bug#8613: "mode:" for minor-mode breaks set-visited-file-name,
Glenn Morris <=
- bug#8613: "mode:" for minor-mode breaks set-visited-file-name, Stefan Monnier, 2011/05/03
- bug#8613: "mode:" for minor-mode breaks set-visited-file-name, Glenn Morris, 2011/05/03
- bug#8613: "mode:" for minor-mode breaks set-visited-file-name, Stefan Monnier, 2011/05/04
- bug#8613: "mode:" for minor-mode breaks set-visited-file-name, Glenn Morris, 2011/05/04
- bug#8613: "mode:" for minor-mode breaks set-visited-file-name, Stefan Monnier, 2011/05/05
- bug#8613: "mode:" for minor-mode breaks set-visited-file-name, Glenn Morris, 2011/05/09
- bug#8613: "mode:" for minor-mode breaks set-visited-file-name, Stefan Monnier, 2011/05/09
- bug#8613: "mode:" for minor-mode breaks set-visited-file-name, Glenn Morris, 2011/05/09
- bug#8613: "mode:" for minor-mode breaks set-visited-file-name, Stefan Monnier, 2011/05/09