From: Andreas Schwab <schwab@suse.de>
To: linux-ia64@vger.kernel.org
Subject: Re: [Linux-ia64] pipe() not setting errno.
Date: Thu, 04 Apr 2002 13:36:29 +0000 [thread overview]
Message-ID: <marc-linux-ia64-105590701905377@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-105590701905376@msgid-missing>
Anders Herbjørnsen <anders.herbjornsen@start.no> writes:
|> Hello,
|>
|> When running out of file descriptors pipe() does return -1 but
|> errno is not set. This is working ok on IA32 systems, but fails
|> on IA64. I've tested this with kernels 2.4.9 and 2.4.18.
It's a bug in glibc, this should fix it:
2002-04-04 Andreas Schwab <schwab@suse.de>
* sysdeps/unix/sysv/linux/ia64/pipe.S: Don't overwrite r8 on
error.
--- sysdeps/unix/sysv/linux/ia64/pipe.S.~1.2.~ 2001-07-16 10:45:29.000000000 +0200
+++ sysdeps/unix/sysv/linux/ia64/pipe.S 2002-04-04 14:35:31.000000000 +0200
@@ -1,4 +1,4 @@
-/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by David Mosberger <davidm@hpl.hp.com>
@@ -28,7 +28,7 @@
cmp.ne p6,p0=-1,r10
;;
(p6) st4 [r2]=r8,4
- mov ret0=0
+(p6) mov ret0=0
;;
(p6) st4 [r2]=r9
(p6) ret
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE GmbH, Deutschherrnstr. 15-19, D-90429 Nürnberg
Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2002-04-04 13:36 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-04-04 11:48 [Linux-ia64] pipe() not setting errno Anders Herbjørnsen
2002-04-04 13:36 ` Andreas Schwab [this message]
2002-04-05 14:02 ` Anders Herbjørnsen
2002-04-05 16:44 ` Ulrich Drepper
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