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1/*
2 * Copyright (c) 2010 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
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. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29#include "_libkernel_init.h"
30#include "mig_reply_port.h"
31
32void (*_libc_set_errno)(int) __attribute__((visibility("hidden")));
33int* (*_libc_get_errno)(void) __attribute__((visibility("hidden")));
34
35/* dlsym() funcptr is for legacy support in exc_catcher */
36void* (*_dlsym)(void*, const char*) __attribute__((visibility("hidden")));
37
38void
39_libkernel_init(_libkernel_functions_t fns)
40{
41 /* libc */
42 _libc_set_errno = fns.set_errno;
43 _libc_get_errno = fns.get_errno;
44
45 /* mach */
46 _mig_reply_port_callbacks(fns.get_reply_port, fns.set_reply_port);
47
48 /* dlsym */
49 _dlsym = fns.dlsym;
50}