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bug#5971: 23.1.95; `delete' modifies default value instead of buffer-loc
From: |
Andreas Schwab |
Subject: |
bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value |
Date: |
Mon, 19 Apr 2010 20:42:51 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/23.1.95 (gnu/linux) |
"Drew Adams" <drew.adams@oracle.com> writes:
>> > Nothing in the doc states that they share list structure.
>>
>> There is no buffer-local value before you set it.
>
> Yes, I know that. And I noted that explicitly.
So you know that the default value is *the value you are modifying*.
>> The doc is pretty clear that a buffer-local value only starts to exist
>> the first time it is set:
>>
>> Make VARIABLE become buffer-local whenever it is set.
>> At any time, the value for the current buffer is in effect,
>> unless the variable has never been set in this buffer,
>> in which case the default value is in effect.
>> ^^^^^^^^^^^^^^^^^^^^^^^^^^
>
> Yes, and I explictly said that too. Please read what I wrote.
Please read what I wrote.
> What is _not_ documented AFAICT is that using `delete' to set the buffer-local
> value in buffer X also modifies the default value. There is no reason to
> expect
> that, from reading the doc.
You are *not* modifying the buffer-local value, because *it does not
exist* yet.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Drew Adams, 2010/04/18
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Stefan Monnier, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Drew Adams, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Stefan Monnier, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Drew Adams, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Glenn Morris, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Andreas Schwab, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Drew Adams, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Andreas Schwab, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Drew Adams, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value,
Andreas Schwab <=
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Drew Adams, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Andreas Schwab, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Drew Adams, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Andreas Schwab, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Drew Adams, 2010/04/19
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Kevin Rodgers, 2010/04/21
- bug#5971: 23.1.95; `delete' modifies default value instead of buffer-local value, Drew Adams, 2010/04/21
- bug#5971: - reopen, Drew Adams, 2010/04/19