lib/libc/include/extern.h

   1 /*      $NetBSD: extern.h,v 1.17 2009/10/21 01:07:45 snj 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 __BEGIN_DECLS
  28 extern char *__minbrk;
  29 int __getcwd(char *, size_t);
  30 int __getlogin(char *, size_t);
  31 int __setlogin(const char *);
  32 void _resumecontext(void);
  33 const char *__strerror(int , char *, size_t);
  34 const char *__strsignal(int , char *, size_t);
  35 char *__dtoa(double, int, int, int *, int *, char **);
  36 void __freedtoa(char *);
  37 int __sysctl(const int *, unsigned int, void *, size_t *, const void *, size_t);
  38
  39 struct sigaction;
  40 int __sigaction_sigtramp(int, const struct sigaction *,
  41     struct sigaction *, const void *, int);
  42
  43 #ifdef WIDE_DOUBLE
  44 char *__hdtoa(double, const char *, int, int *, int *, char **);
  45 char *__hldtoa(long double, const char *, int, int *, int *,  char **);
  46 char *__ldtoa(long double *, int, int, int *, int *, char **);
  47 #endif
  48
  49 struct syslog_data;
  50 void    syslog_ss(int, struct syslog_data *, const char *, ...)
  51     __attribute__((__format__(__printf__,3,4)));
  52 void    vsyslog_ss(int, struct syslog_data *, const char *, _BSD_VA_LIST_);
  53 void    vsyslog_ss(int, struct syslog_data *, const char *, _BSD_VA_LIST_)
  54     __attribute__((__format__(__printf__,3,0)));
  55 void    syslogp_ss(int, struct syslog_data *, const char *, const char *,
  56     const char *, ...) __attribute__((__format__(__printf__,5,0)));
  57 void    vsyslogp_ss(int, struct syslog_data *, const char *, const char *,
  58     const char *, _BSD_VA_LIST_) __attribute__((__format__(__printf__,5,0)));
  59
  60 int     snprintf_ss(char * __restrict, size_t, const char * __restrict, ...)
  61     __attribute__((__format__(__printf__, 3, 4)));
  62 int     vsnprintf_ss(char * __restrict, size_t, const char * __restrict,
  63     _BSD_VA_LIST_) __attribute__((__format__(__printf__, 3, 0)));
  64
  65 void    _malloc_prefork(void);
  66 void    _malloc_postfork(void);
  67
  68 __END_DECLS