File: [local] / prex / include / sys / cdefs.h (download)
Revision 1.1.1.1 (vendor branch), Tue Aug 19 12:46:56 2008 UTC (16 years ago) by nbrk
Branch: MAIN, KOHSUKE
CVS Tags: PREX_0_8_BASE, HEAD Changes since 1.1: +0 -0 lines
Initial import of Prex, Portable Real-time Embedded POSIX microkernel system.
I have totally new directions in my development (more focused on real hardware, not virtual one).
Old hacks are available in prex-old module. They will be carefully re-designed and merged soon.
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/*
* Copyright (c) 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Berkeley Software Design, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)cdefs.h 8.8 (Berkeley) 1/9/95
*/
#ifndef _SYS_CDEFS_H_
#define _SYS_CDEFS_H_
/*
* Macro to test if we're using a GNU C compiler of a specific vintage
* or later, for e.g. features that appeared in a particular version
* of GNU C. Usage:
*
* #if __GNUC_PREREQ__(major, minor)
* ...cool feature...
* #else
* ...delete feature...
* #endif
*/
#ifdef __GNUC__
#define __GNUC_PREREQ__(x, y) \
((__GNUC__ == (x) && __GNUC_MINOR__ >= (y)) || \
(__GNUC__ > (x)))
#else
#define __GNUC_PREREQ__(x, y) 0
#endif
#if defined(__cplusplus)
#define __BEGIN_DECLS extern "C" {
#define __END_DECLS };
#else
#define __BEGIN_DECLS
#define __END_DECLS
#endif
#define __CONCAT(x,y) x ## y
#define __STRING(x) #x
#if defined(__cplusplus) || defined(__PCC__)
#define __inline inline /* convert to C++/C99 keyword */
#else
#ifndef __GNUC__
#define __inline /* delete GCC keyword */
#endif
#endif /* !__cplusplus */
#ifdef __GNUC__
#define __packed __attribute__((__packed__))
#define __noreturn __attribute__((__noreturn__))
#elif defined(__lint__)
#define __packed /* delete */
#define __noreturn /* delete */
#elif defined(__PCC__)
#define __packed _Pragma("packed")
#define __noreturn /* delete */
#else
#define __packed error: no __packed for this compiler
#define __noreturn /* delete */
#endif
#endif /* !_SYS_CDEFS_H_ */