xref: /titanic_41/usr/src/lib/libc/amd64/crt/cerror.s (revision 52ccf843e173e2a4a657360b0a22853fd413905f)
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27	.ident	"%Z%%M%	%I%	%E% SMI"
28
29	.file	"%M%"
30
31/ C return sequence which sets errno, returns -1.
32
33#include <SYS.h>
34
35	ENTRY(__cerror)
36	cmpl	$ERESTART, %eax
37	jne	1f
38	movl	$EINTR, %eax
391:
40	pushq	%rax
41	call	___errno
42	popq	%rdx
43	movl	%edx, (%rax)
44	movq	$-1, %rax
45	xorq	%rdx, %rdx
46	ret
47	SET_SIZE(__cerror)
48