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From: Andreas Schwab <schwab@linux-m68k.org>
To: Jeff King <peff@peff.net>
Cc: Lars Winterfeld <lars.winterfeld@tu-ilmenau.de>, git@vger.kernel.org
Subject: Re: bug: "fatal: cannot pread pack file", version 1.7.5.4
Date: Tue, 03 Jul 2012 00:43:42 +0200	[thread overview]
Message-ID: <m2vci5n5r5.fsf@igel.home> (raw)
In-Reply-To: <20120702215736.GA5790@sigill.intra.peff.net> (Jeff King's message of "Mon, 2 Jul 2012 17:57:36 -0400")

Jeff King <peff@peff.net> writes:

> It's very odd for pread to report ENOENT (since it is always operating
> on an already-opened file descriptor).

It doesn't, but gettext will clobber errno:

		n = pread(pack_fd, inbuf, n, from);
		if (n < 0)
			die_errno(_("cannot pread pack file"));

There is nothing that saves errno.  This isn't limited to i18n though,
any function call in the arguments may potentially clobber errno.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."

  reply	other threads:[~2012-07-02 22:43 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-02 19:03 bug: "fatal: cannot pread pack file", version 1.7.5.4 Lars Winterfeld
2012-07-02 21:45 ` Junio C Hamano
2012-07-02 21:57 ` Jeff King
2012-07-02 22:43   ` Andreas Schwab [this message]
2012-07-02 23:50     ` Junio C Hamano
2012-07-03  3:45     ` Jeff King
2012-07-03  4:25       ` Nguyen Thai Ngoc Duy
2012-07-03  5:14         ` Jeff King
2012-07-03 17:16           ` Junio C Hamano
2012-08-16 21:51           ` Junio C Hamano
2012-08-16 22:10             ` Lars Winterfeld
2012-08-16 23:05               ` Junio C Hamano
2012-08-16 23:36                 ` Lars Winterfeld
2012-08-17  1:45                 ` Jeff King
2012-08-17  3:02                   ` Junio C Hamano

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