Dmitry V. Levin
b0d23cc2c0
* gcc_compat.h (ATTRIBUTE_SENTINEL): New macro. * defs.h (printxvals): Add ATTRIBUTE_SENTINEL.
80 lines
2.7 KiB
C
80 lines
2.7 KiB
C
/*
|
|
* Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
|
|
* All rights reserved.
|
|
*
|
|
* 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. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
|
|
*/
|
|
|
|
#ifndef GCC_COMPAT_H_
|
|
#define GCC_COMPAT_H_
|
|
|
|
#if defined __GNUC__ && defined __GNUC_MINOR__
|
|
# define GNUC_PREREQ(maj, min) \
|
|
((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
|
|
#else
|
|
# define __attribute__(x) /* empty */
|
|
# define GNUC_PREREQ(maj, min) 0
|
|
#endif
|
|
|
|
#if GNUC_PREREQ(2, 5)
|
|
# define ATTRIBUTE_NORETURN __attribute__((__noreturn__))
|
|
#else
|
|
# define ATTRIBUTE_NORETURN /* empty */
|
|
#endif
|
|
|
|
#if GNUC_PREREQ(2, 7)
|
|
# define ATTRIBUTE_FORMAT(args) __attribute__((__format__ args))
|
|
# define ATTRIBUTE_ALIGNED(arg) __attribute__((__aligned__(arg)))
|
|
# define ATTRIBUTE_PACKED __attribute__((__packed__))
|
|
#else
|
|
# define ATTRIBUTE_FORMAT(args) /* empty */
|
|
# define ATTRIBUTE_ALIGNED(arg) /* empty */
|
|
# define ATTRIBUTE_PACKED /* empty */
|
|
#endif
|
|
|
|
#if GNUC_PREREQ(3, 0)
|
|
# define ATTRIBUTE_MALLOC __attribute__((__malloc__))
|
|
#else
|
|
# define ATTRIBUTE_MALLOC /* empty */
|
|
#endif
|
|
|
|
#if GNUC_PREREQ(3, 1)
|
|
# define ATTRIBUTE_NOINLINE __attribute__((__noinline__))
|
|
#else
|
|
# define ATTRIBUTE_NOINLINE /* empty */
|
|
#endif
|
|
|
|
#if GNUC_PREREQ(4, 0)
|
|
# define ATTRIBUTE_SENTINEL __attribute__((__sentinel__))
|
|
#else
|
|
# define ATTRIBUTE_SENTINEL /* empty */
|
|
#endif
|
|
|
|
#if GNUC_PREREQ(4, 3)
|
|
# define ATTRIBUTE_ALLOC_SIZE(args) __attribute__((__alloc_size__ args))
|
|
#else
|
|
# define ATTRIBUTE_ALLOC_SIZE(args) /* empty */
|
|
#endif
|
|
|
|
#endif
|