mirror of https://github.com/postgres/postgres
Tom Lane
26 years ago
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d99df62c31
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/*
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* ++Copyright++ 1991, 1993 |
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* - |
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* Copyright (c) 1991, 1993 |
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* The Regents of the University of California. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. All advertising materials mentioning features or use of this software |
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* must display the following acknowledgement: |
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* This product includes software developed by the University of |
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* California, Berkeley and its contributors. |
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* 4. Neither the name of the University nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* - |
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* Portions Copyright (c) 1993 by Digital Equipment Corporation. |
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* |
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* Permission to use, copy, modify, and distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies, and that |
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* the name of Digital Equipment Corporation not be used in advertising or |
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* publicity pertaining to distribution of the document or software without |
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* specific, written prior permission. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL |
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* WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT |
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* CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS |
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS |
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* SOFTWARE. |
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* - |
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* --Copyright |
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*/ |
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/*
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* @(#)cdefs.h 8.1 (Berkeley) 6/2/93 |
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* $Id: cdefs.h,v 1.5 1999/02/13 23:21:58 momjian Exp $ |
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*/ |
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#ifndef _CDEFS_H_ |
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#define _CDEFS_H_ |
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#if defined(__cplusplus) |
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#define __BEGIN_DECLS extern "C" { |
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#define __END_DECLS }; |
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#else |
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#define __BEGIN_DECLS |
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#define __END_DECLS |
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#endif |
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/*
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* The __CONCAT macro is used to concatenate parts of symbol names, e.g. |
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* with "#define OLD(foo) __CONCAT(old,foo)", OLD(foo) produces oldfoo. |
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* The __CONCAT macro is a bit tricky -- make sure you don't put spaces |
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* in between its arguments. __CONCAT can also concatenate double-quoted |
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* strings produced by the __STRING macro, but this only works with ANSI C. |
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*/ |
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#if defined(__STDC__) || defined(__cplusplus) |
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/*
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* Some headers in the Linux C library define __P the same as here, |
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* but with different argument variable name. This causes a compiler |
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* warning! So we avoid the redefinition. |
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*/ |
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#if !defined(__P) |
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#define __P(protos) protos /* full-blown ANSI C */ |
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#endif |
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#define __CONCAT(x,y) x ## y |
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#define __STRING(x) #x |
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#define __const const /* define reserved names to standard */ |
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#define __signed signed |
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#define __volatile volatile |
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#if defined(__cplusplus) |
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#define __inline inline /* convert to C++ keyword */ |
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#else |
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#ifndef __GNUC__ |
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#define __inline /* delete GCC keyword */ |
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#endif /* !__GNUC__ */ |
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#endif /* !__cplusplus */ |
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#else /* !(__STDC__ || __cplusplus) */ |
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#define __P(protos) () /* traditional C preprocessor */ |
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#define __CONCAT(x,y) x/**/y |
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#define __STRING(x) "x" |
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#ifndef __GNUC__ |
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#define __const /* delete pseudo-ANSI C keywords */ |
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#define __inline |
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#define __signed |
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#define __volatile |
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/*
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* In non-ANSI C environments, new programs will want ANSI-only C keywords |
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* deleted from the program and old programs will want them left alone. |
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* When using a compiler other than gcc, programs using the ANSI C keywords |
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* const, inline etc. as normal identifiers should define -DNO_ANSI_KEYWORDS. |
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* When using "gcc -traditional", we assume that this is the intent; if |
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* __GNUC__ is defined but __STDC__ is not, we leave the new keywords alone. |
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*/ |
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#ifndef NO_ANSI_KEYWORDS |
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#define const /* delete ANSI C keywords */ |
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#define inline |
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#define signed |
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#define volatile |
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#endif |
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#endif /* !__GNUC__ */ |
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#endif /* !(__STDC__ || __cplusplus) */ |
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/*
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* GCC1 and some versions of GCC2 declare dead (non-returning) and |
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* pure (no side effects) functions using "volatile" and "const"; |
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* unfortunately, these then cause warnings under "-ansi -pedantic". |
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* GCC2 uses a new, peculiar __attribute__((attrs)) style. All of |
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* these work for GNU C++ (modulo a slight glitch in the C++ grammar |
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* in the distribution version of 2.5.5). |
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*/ |
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#if !defined(__GNUC__) || __GNUC__ < 2 || __GNUC_MINOR__ < 5 |
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#define __attribute__(x) /* delete __attribute__ if non-gcc or gcc1 */ |
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#if defined(__GNUC__) && !defined(__STRICT_ANSI__) |
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#define __dead __volatile |
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#define __pure __const |
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#endif |
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#endif |
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/* Delete pseudo-keywords wherever they are not available or needed. */ |
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#ifndef __dead |
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#define __dead |
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#define __pure |
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#endif |
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#endif /* !_CDEFS_H_ */ |
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