From: Stefan Monnier <monnier@iro.umontreal.ca>
To: Eli Zaretskii <eliz@gnu.org>
Cc: 15260@debbugs.gnu.org
Subject: bug#15260: cannot build in a directory with non-ascii characters
Date: Thu, 31 Oct 2013 14:09:39 -0400 [thread overview]
Message-ID: <jwviowds4bz.fsf-monnier+emacsbugs@gnu.org> (raw)
In-Reply-To: <83wqktcqdx.fsf@gnu.org> (Eli Zaretskii's message of "Thu, 31 Oct 2013 19:16:26 +0200")
>>>>> "Eli" == Eli Zaretskii <eliz@gnu.org> writes:
>> From: Stefan Monnier <monnier@iro.umontreal.ca>
>> Cc: Kenichi Handa <handa@gnu.org>, 15260@debbugs.gnu.org
>> Date: Wed, 30 Oct 2013 21:01:21 -0400
>>
>> > Why do we have this confusing inconsistency?
>>
>> make_string is a bug. There's no way to know/guess if the string should
>> be unibyte or multibyte. So, it should be removed and replaced by calls
>> to either make_unibyte_string or make_multibyte_string.
> Here's one more gotcha I bumped into while working on this bug.
> Suppose the filesystem where you build Emacs uses a file-name encoding
> whose coding-system-category is 'charset'. Example: cpNNNN. Then,
> when Emacs comes up after dumping, it loads subdirs.el in each
> directory on load-path. To do this, it calls 'openp' to look for
> DIR/subdirs.el, which involves calling ENCODE_FILE on
> "DIR/subdirs.el", in order to pass that to 'faccessat' or 'open'.
> Now, if the charset that is needed to encode this file name is not yet
> loaded into Emacs, Emacs will try to load it. To this end, it will
> look along charset-map-path for the corresponding map file, and for
> that it will again call 'openp', recursively. That 'openp' call will
> again want to ENCODE_FILE with the same encoding, which will again
> cause Emacs to try to load the corresponding map file, etc. etc.,
> until we exhaust the specpdl stack.
So you mean that we have:
- charset-map-path is a multibyte string.
- the file-name encoding uses a charset that's not yet loaded.
How do we get into such a state?
Stefan
next prev parent reply other threads:[~2013-10-31 18:09 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-03 17:46 bug#15260: cannot build in a directory with non-ascii characters Glenn Morris
2013-10-23 20:48 ` Glenn Morris
2013-10-24 18:25 ` Eli Zaretskii
2013-10-24 18:35 ` Glenn Morris
2013-10-25 14:25 ` Eli Zaretskii
2013-10-25 17:08 ` Glenn Morris
2013-10-25 18:31 ` Eli Zaretskii
2013-10-25 18:40 ` Glenn Morris
2013-10-25 18:46 ` Eli Zaretskii
2013-10-25 19:27 ` Eli Zaretskii
2013-10-26 7:50 ` Eli Zaretskii
2013-10-26 19:15 ` Glenn Morris
2013-10-26 20:04 ` Eli Zaretskii
2013-10-27 3:56 ` Eli Zaretskii
2013-10-27 16:19 ` Eli Zaretskii
2013-10-27 19:02 ` Eli Zaretskii
2013-10-27 19:43 ` Eli Zaretskii
2013-10-27 4:28 ` Stefan Monnier
2013-10-27 16:11 ` Eli Zaretskii
2013-10-28 0:30 ` Stefan Monnier
2013-10-28 3:39 ` Eli Zaretskii
2013-10-28 4:05 ` Stefan Monnier
2013-10-28 16:47 ` Eli Zaretskii
2013-10-28 18:33 ` Eli Zaretskii
2013-10-28 22:00 ` Glenn Morris
2013-10-29 3:42 ` Eli Zaretskii
2013-10-29 1:35 ` Stefan Monnier
2013-10-29 3:47 ` Eli Zaretskii
2013-10-29 13:56 ` Stefan Monnier
2013-10-30 18:19 ` Eli Zaretskii
2013-10-31 1:01 ` Stefan Monnier
2013-10-31 3:47 ` Eli Zaretskii
2013-10-31 13:40 ` Stefan Monnier
2013-10-31 16:25 ` Eli Zaretskii
2013-10-31 18:04 ` Stefan Monnier
2013-10-31 17:59 ` Eli Zaretskii
2013-10-31 19:24 ` Stefan Monnier
2013-10-31 19:33 ` Eli Zaretskii
2013-11-01 9:27 ` Eli Zaretskii
2013-11-01 12:33 ` Stefan Monnier
2013-11-04 17:37 ` Eli Zaretskii
2013-11-04 17:35 ` Eli Zaretskii
2013-11-04 18:38 ` Stefan Monnier
2013-10-31 17:16 ` Eli Zaretskii
2013-10-31 18:09 ` Stefan Monnier [this message]
2013-10-31 18:37 ` Eli Zaretskii
2013-10-31 19:41 ` Eli Zaretskii
2013-11-01 13:58 ` Kenichi Handa
2013-10-31 21:45 ` Glenn Morris
2013-11-01 7:45 ` Eli Zaretskii
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