From: "Jan D." <jan.h.d@swipnet.se>
Cc: Andreas Schwab <schwab@suse.de>,
gscrivano@gmail.com, emacs-devel@gnu.org
Subject: Re: emacs & MAXPATHLEN
Date: Sat, 30 Jul 2005 20:18:30 +0200 [thread overview]
Message-ID: <8CF92512-2A9F-4A79-8F30-A83BD2FD2CCA@swipnet.se> (raw)
In-Reply-To: <uirys419g.fsf@gnu.org>
>> You can easily create a deeply nested directory whose absolute
>> file name
>> is longer than MAXPATHLEN. The MAXPATHLEN (a.k.a PATH_MAX)
>> parameter only
>> limits the length of the file name that can be passed to system
>> calls, but
>> has no connection to maximum length of an (absoulte) file name in
>> a system
>> (you can create virtually infinite long file names on Linux, for
>> example).
>>
>
> But in this case, the file name we are talking about was _produced_ by
> a function, i.e. by some system call. I don't think such a file name
> can exceed the syscall limits, can it?
Well, if you have a directory on one filesystem with MAXPATHLEN and
then mount another filesystem under that directory, that would make
all paths in the mounted file system exceed MAXPATHLEN. In theory at
least, I haven't tried it.
Jan D.
next prev parent reply other threads:[~2005-07-30 18:18 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-28 15:32 emacs & MAXPATHLEN Giuseppe Scrivano
2005-07-29 0:11 ` Richard M. Stallman
2005-07-29 0:22 ` Giuseppe Scrivano
2005-07-29 13:29 ` Alfred M. Szmidt
2005-07-29 13:54 ` Richard M. Stallman
2005-07-29 18:30 ` Giuseppe Scrivano
2005-07-30 1:31 ` Giuseppe Scrivano
2005-07-30 10:56 ` Eli Zaretskii
2005-07-30 11:27 ` Jan D.
2005-07-30 11:53 ` Alfred M. Szmidt
2005-07-30 14:28 ` Eli Zaretskii
2005-07-30 14:46 ` Alfred M. Szmidt
2005-07-30 17:35 ` Andreas Schwab
2005-07-30 18:06 ` Eli Zaretskii
2005-07-30 18:18 ` Jan D. [this message]
2005-07-30 19:11 ` Andreas Schwab
2005-08-01 0:46 ` Richard M. Stallman
2005-08-01 8:58 ` Andreas Schwab
2005-08-01 16:46 ` Richard M. Stallman
2005-08-01 18:03 ` David Kastrup
2005-08-03 13:33 ` Richard M. Stallman
2005-08-03 14:09 ` David Kastrup
2005-08-03 23:11 ` Richard M. Stallman
2005-08-04 6:30 ` David Kastrup
2005-08-04 10:44 ` Sascha Wilde
2005-08-04 11:13 ` David Kastrup
2005-08-04 14:25 ` Sascha Wilde
2005-08-04 14:38 ` David Kastrup
2005-08-04 17:57 ` Alfred M. Szmidt
2005-08-04 18:11 ` Juanma Barranquero
2005-08-04 18:41 ` David Kastrup
2005-08-04 18:46 ` Juanma Barranquero
2005-08-04 19:07 ` Markus Gritsch
2005-08-01 18:52 ` Andreas Schwab
2005-08-02 17:44 ` Richard M. Stallman
2005-07-30 23:44 ` Richard M. Stallman
2005-07-31 0:05 ` Giuseppe Scrivano
2005-07-30 11:49 ` Alfred M. Szmidt
2005-07-30 12:23 ` Jan D.
2005-07-30 12:50 ` Alfred M. Szmidt
2005-07-30 12:58 ` Giuseppe Scrivano
2005-07-30 13:11 ` Andreas Schwab
2005-07-30 13:38 ` Giuseppe Scrivano
2005-07-30 12:52 ` Giuseppe Scrivano
2005-07-30 15:17 ` Richard M. Stallman
2005-07-30 17:18 ` Giuseppe Scrivano
2005-08-01 0:46 ` Richard M. Stallman
2005-08-01 13:38 ` Giuseppe Scrivano
2005-07-29 13:54 ` Eli Zaretskii
2005-07-30 3:34 ` Richard M. Stallman
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