reactos/dll/win32/libtirpc/tirpc/libc_private.h

   1 /*
   2  * Copyright (c) 1998 John Birrell <jb@cimlogic.com.au>.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by John Birrell.
  16  * 4. Neither the name of the author nor the names of any co-contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  *
  32  * $FreeBSD: src/lib/libc/include/libc_private.h,v 1.11 2003/11/05 18:17:30 deischen Exp $
  33  *
  34  * Private definitions for libc, libc_r and libpthread.
  35  *
  36  */
  37
  38 #ifndef _LIBC_PRIVATE_H_
  39 #define _LIBC_PRIVATE_H_
  40
  41 /*
  42  * This global flag is non-zero when a process has created one
  43  * or more threads. It is used to avoid calling locking functions
  44  * when they are not required.
  45  */
  46 extern int      __isthreaded;
  47
  48 /*
  49  * File lock contention is difficult to diagnose without knowing
  50  * where locks were set. Allow a debug library to be built which
  51  * records the source file and line number of each lock call.
  52  */
  53 #ifdef  _FLOCK_DEBUG
  54 #define _FLOCKFILE(x)   _flockfile_debug(x, __FILE__, __LINE__)
  55 #else
  56 #define _FLOCKFILE(x)   _flockfile(x)
  57 #endif
  58
  59 /*
  60  * Macros for locking and unlocking FILEs. These test if the
  61  * process is threaded to avoid locking when not required.
  62  */
  63 #define FLOCKFILE(fp)           if (__isthreaded) _FLOCKFILE(fp)
  64 #define FUNLOCKFILE(fp)         if (__isthreaded) _funlockfile(fp)
  65
  66 /*
  67  * Indexes into the pthread jump table.
  68  *
  69  * Warning! If you change this type, you must also change the threads
  70  * libraries that reference it (libc_r, libpthread).
  71  */
  72 typedef enum {
  73         PJT_COND_BROADCAST,
  74         PJT_COND_DESTROY,
  75         PJT_COND_INIT,
  76         PJT_COND_SIGNAL,
  77         PJT_COND_WAIT,
  78         PJT_GETSPECIFIC,
  79         PJT_KEY_CREATE,
  80         PJT_KEY_DELETE,
  81         PJT_MAIN_NP,
  82         PJT_MUTEX_DESTROY,
  83         PJT_MUTEX_INIT,
  84         PJT_MUTEX_LOCK,
  85         PJT_MUTEX_TRYLOCK,
  86         PJT_MUTEX_UNLOCK,
  87         PJT_MUTEXATTR_DESTROY,
  88         PJT_MUTEXATTR_INIT,
  89         PJT_MUTEXATTR_SETTYPE,
  90         PJT_ONCE,
  91         PJT_RWLOCK_DESTROY,
  92         PJT_RWLOCK_INIT,
  93         PJT_RWLOCK_RDLOCK,
  94         PJT_RWLOCK_TRYRDLOCK,
  95         PJT_RWLOCK_TRYWRLOCK,
  96         PJT_RWLOCK_UNLOCK,
  97         PJT_RWLOCK_WRLOCK,
  98         PJT_SELF,
  99         PJT_SETSPECIFIC,
 100         PJT_SIGMASK,
 101         PJT_MAX
 102 } pjt_index_t;
 103
 104 typedef int (*pthread_func_t)(void);
 105 typedef pthread_func_t pthread_func_entry_t[2];
 106
 107 extern pthread_func_entry_t __thr_jtable[];
 108
 109 /*
 110  * yplib internal interfaces
 111  */
 112 #ifdef YP
 113 int _yp_check(char **);
 114 #endif
 115
 116
 117 /*
 118  * This is a pointer in the C run-time startup code. It is used
 119  * by getprogname() and setprogname().
 120  */
 121 extern const char *__progname;
 122
 123 /*
 124  * This is the lock to make malloc() thread-safe.  It is externalized
 125  * so that thread libraries can protect malloc across fork().
 126  */
 127 extern struct _spinlock *__malloc_lock;
 128
 129 #endif /* _LIBC_PRIVATE_H_ */