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Re: bin/51039: makemandb(8): Check for return value of chdir(2)
On Sun, Apr 3, 2016 at 6:30 PM, Joerg Sonnenberger
> The following reply was made to PR bin/51039; it has been noted by GNATS.
> From: Joerg Sonnenberger <joerg%britannica.bec.de@localhost>
> To: gnats-bugs%NetBSD.org@localhost
> Subject: Re: bin/51039: makemandb(8): Check for return value of chdir(2)
> Date: Sun, 3 Apr 2016 14:56:09 +0200
> On Sun, Apr 03, 2016 at 12:10:00AM +0000, er.abhinav.upadhyay%gmail.com@localhost wrote:
> > makemandb makes a call to chdir(2) before parsing each page but the
> > return value of chdir is not checked. We should check the return status
> > and handle the error.
> Actually, it would be better to just keep the parent directory open and
> use fchdir.
You mean keeping a set of file descriptors open for each of the parent
directories, so that instead of doing chdir each time, we use the
already open fds for doing fchdir, and close the open fds once we are
done doing all the parsing?
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