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bug#9397: lib-src integer and memory overflow issues
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From: |
Paul Eggert |
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Subject: |
bug#9397: lib-src integer and memory overflow issues |
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Date: |
Mon, 29 Aug 2011 10:27:41 -0700 |
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User-agent: |
Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.20) Gecko/20110805 Thunderbird/3.1.12 |
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.