[Rd] list_files() memory corruption?
alistair.gee at gmail.com
Wed Mar 17 15:16:21 CET 2010
On Mon, Mar 15, 2010 at 9:13 PM, Seth Falcon <seth at userprimary.net> wrote:
> I'm curious to know if this is a problem you have encountered while using R.
> My initial thought is that there isn't much benefit of making this part
> of the code smarter. If your patch simplifies things, I'd be more
> + seth
Yes. I had noticed that R occasionally segfaults (especially when I
run many concurrent R processes), so I used valgrind to log every use
of R. In the valgrind logs, I tracked the problem to list_files().
I attached a patch to platform.c (for trunk). Unfortunately, I am
having trouble building R from the subversion trunk--it is taking a
very long time decompressing/installing the recommended packages--so I
haven't been able to verify the fix yet. But my version of platform.c
does compile, and it does simplify the code b/c count_files() is no
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