darwin/libc_private.h

   1 /*
   2  * Copyright (c) 2013 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 #ifndef __LIBC_PRIVATE_H__
  25 #define __LIBC_PRIVATE_H__
  26
  27 #include <sys/cdefs.h>
  28 #include <Availability.h>
  29 #include <stddef.h>
  30
  31 struct _libc_functions {
  32         unsigned long version;
  33         void (*atfork_prepare)(void); // version 1
  34         void (*atfork_parent)(void); // version 1
  35         void (*atfork_child)(void); // version 1
  36         char *(*dirhelper)(int, char *, size_t); // version 1
  37 };
  38
  39 struct ProgramVars; // forward reference
  40
  41 __deprecated_msg("use _libc_initializer()")
  42 extern void
  43 __libc_init(const struct ProgramVars *vars,
  44         void (*atfork_prepare)(void),
  45         void (*atfork_parent)(void),
  46         void (*atfork_child)(void),
  47         const char *apple[]);
  48
  49 __OSX_AVAILABLE_STARTING(__MAC_10_10, __IPHONE_8_0)
  50 extern void
  51 _libc_initializer(const struct _libc_functions *funcs,
  52         const char *envp[],
  53         const char *apple[],
  54         const struct ProgramVars *vars);
  55
  56 extern void
  57 _libc_fork_child(void);
  58
  59 extern int
  60 _atexit_receipt(void);
  61
  62 #endif // __LIBC_PRIVATE_H__