70 lines
2.5 KiB
C
70 lines
2.5 KiB
C
/* the Music Player Daemon (MPD)
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* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
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* This project's homepage is: http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef MPD_GCC_H
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#define MPD_GCC_H
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/* this allows us to take advantage of special gcc features while still
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* allowing other compilers to compile:
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*
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* example taken from: http://rlove.org/log/2005102601
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*/
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#if defined(__GNUC__) && (__GNUC__ >= 3)
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# define mpd_const __attribute__ ((const))
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# define mpd_deprecated __attribute__ ((deprecated))
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# define mpd_malloc __attribute__ ((malloc))
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# define mpd_must_check __attribute__ ((warn_unused_result))
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# define mpd_noreturn __attribute__ ((noreturn))
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# define mpd_packed __attribute__ ((packed))
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/* these are very useful for type checking */
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# define mpd_printf __attribute__ ((format(printf,1,2)))
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# define mpd_fprintf __attribute__ ((format(printf,2,3)))
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# define mpd_fprintf_ __attribute__ ((format(printf,3,4)))
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# define mpd_fprintf__ __attribute__ ((format(printf,4,5)))
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# define mpd_pure __attribute__ ((pure))
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# define mpd_scanf __attribute__ ((format(scanf,1,2)))
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# define mpd_unused __attribute__ ((unused))
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# define mpd_used __attribute__ ((used))
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/* # define inline inline __attribute__ ((always_inline)) */
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# define mpd_noinline __attribute__ ((noinline))
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# define mpd_likely(x) __builtin_expect (!!(x), 1)
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# define mpd_unlikely(x) __builtin_expect (!!(x), 0)
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#else
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# define mpd_const
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# define mpd_deprecated
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# define mpd_malloc
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# define mpd_must_check
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# define mpd_noreturn
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# define mpd_packed
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# define mpd_printf
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# define mpd_fprintf
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# define mpd_fprintf_
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# define mpd_fprintf__
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# define mpd_pure
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# define mpd_scanf
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# define mpd_unused
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# define mpd_used
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/* # define inline */
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# define mpd_noinline
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# define mpd_likely(x) (x)
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# define mpd_unlikely(x) (x)
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#endif
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#endif /* MPD_GCC_H */
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