73 lines
2.6 KiB
C
73 lines
2.6 KiB
C
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/* libFLAC - Free Lossless Audio Codec library
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* Copyright (C) 2012-2016 Xiph.org Foundation
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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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*
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* - 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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*
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* - 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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*
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* - Neither the name of the Xiph.org Foundation nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef FLAC__PRIVATE__MACROS_H
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#define FLAC__PRIVATE__MACROS_H
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#if defined(__GNUC__) && (__GNUC__ > 4 || ( __GNUC__ == 4 && __GNUC_MINOR__ >= 3))
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#define flac_max(a,b) \
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({ __typeof__ (a) _a = (a); \
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__typeof__ (b) _b = (b); \
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_a > _b ? _a : _b; })
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#define MIN_PASTE(A,B) A##B
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#define MIN_IMPL(A,B,L) ({ \
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__typeof__(A) MIN_PASTE(__a,L) = (A); \
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__typeof__(B) MIN_PASTE(__b,L) = (B); \
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MIN_PASTE(__a,L) < MIN_PASTE(__b,L) ? MIN_PASTE(__a,L) : MIN_PASTE(__b,L); \
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})
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#define flac_min(A,B) MIN_IMPL(A,B,__COUNTER__)
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/* Whatever other unix that has sys/param.h */
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#elif defined(HAVE_SYS_PARAM_H)
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#include <sys/param.h>
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#define flac_max(a,b) MAX(a,b)
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#define flac_min(a,b) MIN(a,b)
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/* Windows VS has them in stdlib.h.. XXX:Untested */
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#elif defined(_MSC_VER)
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#include <stdlib.h>
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#define flac_max(a,b) __max(a,b)
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#define flac_min(a,b) __min(a,b)
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#endif
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#ifndef flac_min
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#define flac_min(x,y) ((x) <= (y) ? (x) : (y))
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#endif
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#ifndef flac_max
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#define flac_max(x,y) ((x) >= (y) ? (x) : (y))
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#endif
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#endif
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