external/bsd/libbind/dist/port/lynxos/include/sys/cdefs.h

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * ++Copyright++ 1991, 1993
   5  * -
   6  * Copyright (c) 1991, 1993
   7  *    The Regents of the University of California.  All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  * 3. All advertising materials mentioning features or use of this software
  18  *    must display the following acknowledgement:
  19  *      This product includes software developed by the University of
  20  *      California, Berkeley and its contributors.
  21  * 4. Neither the name of the University nor the names of its contributors
  22  *    may be used to endorse or promote products derived from this software
  23  *    without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  28  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  35  * SUCH DAMAGE.
  36  * -
  37  * Portions Copyright (c) 1993 by Digital Equipment Corporation.
  38  *
  39  * Permission to use, copy, modify, and distribute this software for any
  40  * purpose with or without fee is hereby granted, provided that the above
  41  * copyright notice and this permission notice appear in all copies, and that
  42  * the name of Digital Equipment Corporation not be used in advertising or
  43  * publicity pertaining to distribution of the document or software without
  44  * specific, written prior permission.
  45  *
  46  * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
  47  * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
  48  * OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT
  49  * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
  50  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
  51  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
  52  * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
  53  * SOFTWARE.
  54  * -
  55  * --Copyright--
  56  */
  57
  58 /*
  59  *      @(#)cdefs.h     8.1 (Berkeley) 6/2/93
  60  *      Id: cdefs.h,v 1.2 2004/07/19 05:54:04 marka Exp
  61  */
  62
  63 #ifndef _CDEFS_H_
  64 #define _CDEFS_H_
  65
  66 #if defined(__cplusplus)
  67 #define __BEGIN_DECLS   extern "C" {
  68 #define __END_DECLS     };
  69 #else
  70 #define __BEGIN_DECLS
  71 #define __END_DECLS
  72 #endif
  73
  74 /*
  75  * The __CONCAT macro is used to concatenate parts of symbol names, e.g.
  76  * with "#define OLD(foo) __CONCAT(old,foo)", OLD(foo) produces oldfoo.
  77  * The __CONCAT macro is a bit tricky -- make sure you don't put spaces
  78  * in between its arguments.  __CONCAT can also concatenate double-quoted
  79  * strings produced by the __STRING macro, but this only works with ANSI C.
  80  */
  81 #if defined(__STDC__) || defined(__cplusplus)
  82 #ifndef __P
  83 #define __P(protos)     protos          /* full-blown ANSI C */
  84 #endif
  85 #define __CONCAT(x,y)   x ## y
  86 #define __STRING(x)     #x
  87
  88 #define __const         const           /* define reserved names to standard */
  89 #define __signed        signed
  90 #define __volatile      volatile
  91 #if defined(__cplusplus)
  92 #define __inline        inline          /* convert to C++ keyword */
  93 #else
  94 #ifndef __GNUC__
  95 #define __inline                        /* delete GCC keyword */
  96 #endif /* !__GNUC__ */
  97 #endif /* !__cplusplus */
  98
  99 #else   /* !(__STDC__ || __cplusplus) */
 100 #define __P(protos)     ()              /* traditional C preprocessor */
 101 #define __CONCAT(x,y)   x/**/y
 102 #define __STRING(x)     "x"
 103
 104 #ifndef __GNUC__
 105 #define __const                         /* delete pseudo-ANSI C keywords */
 106 #define __inline
 107 #define __signed
 108 #define __volatile
 109 /*
 110  * In non-ANSI C environments, new programs will want ANSI-only C keywords
 111  * deleted from the program and old programs will want them left alone.
 112  * When using a compiler other than gcc, programs using the ANSI C keywords
 113  * const, inline etc. as normal identifiers should define -DNO_ANSI_KEYWORDS.
 114  * When using "gcc -traditional", we assume that this is the intent; if
 115  * __GNUC__ is defined but __STDC__ is not, we leave the new keywords alone.
 116  */
 117 #ifndef NO_ANSI_KEYWORDS
 118 #define const                           /* delete ANSI C keywords */
 119 #define inline
 120 #define signed
 121 #define volatile
 122 #endif
 123 #endif  /* !__GNUC__ */
 124 #endif  /* !(__STDC__ || __cplusplus) */
 125
 126 /*
 127  * GCC1 and some versions of GCC2 declare dead (non-returning) and
 128  * pure (no side effects) functions using "volatile" and "const";
 129  * unfortunately, these then cause warnings under "-ansi -pedantic".
 130  * GCC2 uses a new, peculiar __attribute__((attrs)) style.  All of
 131  * these work for GNU C++ (modulo a slight glitch in the C++ grammar
 132  * in the distribution version of 2.5.5).
 133  */
 134 #if !defined(__GNUC__) || __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5)
 135 #define __attribute__(x)        /* delete __attribute__ if non-gcc or gcc1 */
 136 #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
 137 #define __dead          __volatile
 138 #define __pure          __const
 139 #endif
 140 #endif
 141
 142 /* Delete pseudo-keywords wherever they are not available or needed. */
 143 #ifndef __dead
 144 #define __dead
 145 #define __pure
 146 #endif
 147
 148 #endif /* !_CDEFS_H_ */