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e9ce8d39 1/*
3d9156a7 2 * Copyright (c) 2005 Apple Computer, Inc. All rights reserved.
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3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
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6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
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20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
e9ce8d39 23
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24#include <sys/ucontext.h>
25#include <errno.h>
e9ce8d39 26
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27/* stubs for ppc64 and i386, until real support is available */
28int getcontext(ucontext_t *u) { errno = ENOTSUP; return -1; }
29void makecontext(ucontext_t *u, void (*f)(void), int a, ...) {}
30int setcontext(const ucontext_t *u) { errno = ENOTSUP; return -1; }
31int swapcontext(ucontext_t * __restrict u1, const ucontext_t * __restrict u2) { errno = ENOTSUP; return -1; }