GNU bug report logs - #4992
Invalid use of strcpy() in etags

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Package: emacs;

Reported by: Tobias Ringström <tobias <at> ringis.se>

Date: Fri, 20 Nov 2009 15:50:04 UTC

Severity: normal

Done: Jan Djärv <jan.h.d <at> swipnet.se>

Bug is archived. No further changes may be made.

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Message #12 received at submit <at> emacsbugs.donarmstrong.com (full text, mbox):

From: Jan Djärv <jan.h.d <at> swipnet.se>
To: Tobias Ringström <tobias <at> ringis.se>,
        4992 <at> debbugs.gnu.org
Cc: bug-gnu-emacs <at> gnu.org, 4992-done <at> debbugs.gnu.org
Subject: Re: bug#4992: Invalid use of strcpy() in etags
Date: Mon, 23 Nov 2009 10:51:42 +0100

Tobias Ringström skrev:
> The function absolute_filename() lib-src/etags.c has two invalid calls 
> to strcpy() with overlapping arguments. It's undefined C that often 
> happens to work, but breaks very badly for at least gcc 4.4.2 and glibc 
> 2.11 on x86_64, which is default for Fedora 12.
> 
> The attached patch replaces the bogus strcpy() calls with calls to 
> memmove().
> 

Checked in, thanks.

	Jan D.
This bug report was last modified 15 years and 185 days ago.

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