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Re: Problem with parallel make

From: Philip Guenther
Subject: Re: Problem with parallel make
Date: Sun, 30 Jul 2006 21:59:13 -0600

On 7/30/06, Paul D. Smith <address@hidden> wrote:
  db> Here's the relevant code (seeing it again for the first time in a
  db> while, I think the lseek is redundant).

No, it's not.  If the target FD is open then dup2() will unceremoniously
close it before dup'ing it.

...which is why fcntl(fd, F_DUPFD, min_fd) exists.  I'm not sure when
that fnctl() command was first standardized, but I see it in the SUSv2

Philip Guenther

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