1/*
2 * Copyright (c) 2005-2007 Apple Inc. All rights reserved.
3 *
4 * @APPLE_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. 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
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23/*
24 * __libc_init() is called from libSystem_initializer()
25 */
26
27#include <limits.h>
28#include <stdint.h>
29#include <string.h>
30#include <machine/cpu_capabilities.h>
31#include <TargetConditionals.h>
32
33#if TARGET_IPHONE_SIMULATOR
34extern void __chk_init(void);
35extern void __xlocale_init(void);
36
37void
38_libc_sim_init(void) {
39	__chk_init();
40	__xlocale_init();
41}
42
43#else /* TARGET_IPHONE_SIMULATOR */
44struct ProgramVars; /* forward reference */
45
46extern void _program_vars_init(const struct ProgramVars *vars);
47extern void _libc_fork_init(void (*prepare)(void), void (*parent)(void), void (*child)(void));
48extern void _init_clock_port(void);
49extern void __chk_init(void);
50extern void __xlocale_init(void);
51extern void __guard_setup(const char *apple[]);
52
53void
54__libc_init(const struct ProgramVars *vars, void (*atfork_prepare)(void), void (*atfork_parent)(void), void (*atfork_child)(void), const char *apple[])
55{
56	_program_vars_init(vars);
57	_libc_fork_init(atfork_prepare, atfork_parent, atfork_child);
58	_init_clock_port();
59	__chk_init();
60	__xlocale_init();
61	__guard_setup(apple);
62}
63#endif /* TARGET_IPHONE_SIMULATOR */
64