extern.h revision 1.27
1/* $NetBSD: extern.h,v 1.27 2023/04/04 19:26:06 christos Exp $ */ 2 3/* 4 * Copyright (c) 1997 Christos Zoulas. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27#include <stdarg.h> 28#include <ucontext.h> 29 30#ifndef __LOCALE_T_DECLARED 31typedef struct _locale *locale_t; 32#define __LOCALE_T_DECLARED 33#endif /* __LOCALE_T_DECLARED */ 34 35__BEGIN_DECLS 36extern char *__minbrk; 37int __getcwd(char *, size_t); 38int __getlogin(char *, size_t); 39int __setlogin(const char *); 40void _resumecontext(void) __dead; 41__dso_hidden int _strerror_lr(int, char *, size_t, locale_t); 42const char *__strerror(int , char *, size_t); 43const char *__strsignal(int , char *, size_t); 44char *__dtoa(double, int, int, int *, int *, char **); 45void __freedtoa(char *); 46int __sysctl(const int *, unsigned int, void *, size_t *, const void *, size_t); 47 48struct sigaction; 49int __sigaction_sigtramp(int, const struct sigaction *, 50 struct sigaction *, const void *, int); 51 52/* is "long double" and "double" different? */ 53#if (__LDBL_MANT_DIG__ != __DBL_MANT_DIG__) || \ 54 (__LDBL_MAX_EXP__ != __DBL_MAX_EXP__) 55#define WIDE_DOUBLE 56#endif 57 58#ifdef WIDE_DOUBLE 59char *__hldtoa(long double, const char *, int, int *, int *, char **); 60char *__ldtoa(long double *, int, int, int *, int *, char **); 61#endif 62char *__hdtoa(double, const char *, int, int *, int *, char **); 63 64#ifndef __LIBC12_SOURCE__ 65struct syslog_data; 66void syslog_ss(int, struct syslog_data *, const char *, ...) 67 __RENAME(__syslog_ss60) __printflike(3, 4); 68void vsyslog_ss(int, struct syslog_data *, const char *, va_list) 69 __RENAME(__vsyslog_ss60) __printflike(3, 0); 70void syslogp_ss(int, struct syslog_data *, const char *, const char *, 71 const char *, ...) __RENAME(__syslogp_ss60) __printflike(5, 0); 72void vsyslogp_ss(int, struct syslog_data *, const char *, const char *, 73 const char *, va_list) __RENAME(__vsyslogp_ss60) __printflike(5, 0); 74#endif 75 76void _malloc_prefork(void); 77void _malloc_postfork(void); 78void _malloc_postfork_child(void); 79 80int _sys_setcontext(const ucontext_t *); 81 82int strerror_r_ss(int, char *, size_t); 83__aconst char *strerror_ss(int); 84 85__END_DECLS 86