From: Paul Eggert <eggert@cs.ucla.edu>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: 9397@debbugs.gnu.org
Subject: bug#9397: lib-src integer and memory overflow issues
Date: Mon, 29 Aug 2011 10:27:41 -0700 [thread overview]
Message-ID: <4E5BCC0D.9080504@cs.ucla.edu> (raw)
In-Reply-To: <jwvbov89pn4.fsf-monnier+emacs@gnu.org>
On 08/29/11 08:59, Stefan Monnier wrote:
>> Here's an example bug fixed by the patch: "ctags -u -o FOO *.c"
>> crashes on Fedora 14 x86-64 if the file name FOO is longer than 8192
>> bytes.
>
> At least on my GNU/Linux system, "grep PATH.\*MAX /usr/include/**/*.h"
> seems to suggest that file names longer than 4096 are not supported ;-)
Yes, point taken. However, ctags cannot assume that BUFSIZ is greater
than PATH_MAX on all systems, as that assumption is not true everywhere.
And even on your GNU/Linux system, ctags should not dump core
merely because FOO's name is so long that FOO can't be opened.
next prev parent reply other threads:[~2011-08-29 17:27 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-29 0:18 bug#9397: lib-src integer and memory overflow issues Paul Eggert
2011-08-29 15:59 ` Stefan Monnier
2011-08-29 17:27 ` Paul Eggert [this message]
2011-09-04 21:56 ` bug#9397: patch committed Paul Eggert
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