1/* Internal prototype declarations that don't fit anywhere else.
2 Copyright (C) 2000-2020 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#ifndef _LIBC_INTERNAL
20# define _LIBC_INTERNAL 1
21
22#include <hp-timing.h>
23
24/* Initialize the `__libc_enable_secure' flag. */
25extern void __libc_init_secure (void);
26
27/* Discover the tick frequency of the machine if something goes wrong,
28 we return 0, an impossible hertz. */
29extern int __profile_frequency (void);
30libc_hidden_proto (__profile_frequency)
31
32/* Hooks for the instrumenting functions. */
33extern void __cyg_profile_func_enter (void *this_fn, void *call_site);
34extern void __cyg_profile_func_exit (void *this_fn, void *call_site);
35
36/* Free all allocated resources. */
37extern void __libc_freeres (void);
38libc_hidden_proto (__libc_freeres)
39
40/* Free resources stored in thread-local variables on thread exit. */
41extern void __libc_thread_freeres (void);
42
43/* Define and initialize `__progname' et. al. */
44extern void __init_misc (int, char **, char **) attribute_hidden;
45
46# if IS_IN (rtld) && !defined NO_RTLD_HIDDEN
47extern __typeof (__profile_frequency) __profile_frequency attribute_hidden;
48# endif
49
50extern int __libc_multiple_libcs attribute_hidden;
51
52#endif /* _LIBC_INTERNAL */
53