mirror of
https://github.com/ventoy/Ventoy
synced 2024-09-06 16:54:04 +00:00
54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
![]() |
/* compiler.h - macros for various compiler features */
|
||
|
/*
|
||
|
* GRUB -- GRand Unified Bootloader
|
||
|
* Copyright (C) 2002,2003,2005,2006,2007,2008,2009,2010,2014 Free Software Foundation, Inc.
|
||
|
*
|
||
|
* GRUB is free software: you can redistribute it and/or modify
|
||
|
* it under the terms of the GNU General Public License as published by
|
||
|
* the Free Software Foundation, either version 3 of the License, or
|
||
|
* (at your option) any later version.
|
||
|
*
|
||
|
* GRUB is distributed in the hope that it will be useful,
|
||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
* GNU General Public License for more details.
|
||
|
*
|
||
|
* You should have received a copy of the GNU General Public License
|
||
|
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
|
||
|
*/
|
||
|
|
||
|
#ifndef GRUB_COMPILER_HEADER
|
||
|
#define GRUB_COMPILER_HEADER 1
|
||
|
|
||
|
/* GCC version checking borrowed from glibc. */
|
||
|
#if defined(__GNUC__) && defined(__GNUC_MINOR__)
|
||
|
# define GNUC_PREREQ(maj,min) \
|
||
|
((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
|
||
|
#else
|
||
|
# define GNUC_PREREQ(maj,min) 0
|
||
|
#endif
|
||
|
|
||
|
/* Does this compiler support compile-time error attributes? */
|
||
|
#if GNUC_PREREQ(4,3)
|
||
|
# define ATTRIBUTE_ERROR(msg) \
|
||
|
__attribute__ ((__error__ (msg)))
|
||
|
#else
|
||
|
# define ATTRIBUTE_ERROR(msg) __attribute__ ((noreturn))
|
||
|
#endif
|
||
|
|
||
|
#if GNUC_PREREQ(4,4)
|
||
|
# define GNU_PRINTF gnu_printf
|
||
|
#else
|
||
|
# define GNU_PRINTF printf
|
||
|
#endif
|
||
|
|
||
|
#if GNUC_PREREQ(3,4)
|
||
|
# define WARN_UNUSED_RESULT __attribute__ ((warn_unused_result))
|
||
|
#else
|
||
|
# define WARN_UNUSED_RESULT
|
||
|
#endif
|
||
|
|
||
|
#define UNUSED __attribute__((__unused__))
|
||
|
|
||
|
#endif /* ! GRUB_COMPILER_HEADER */
|