Blame include/alsa-symbols.h

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/*
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 *  ALSA lib - dynamic symbol versions
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 *  Copyright (c) 2002 by Jaroslav Kysela <perex@perex.cz>
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 *
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 *
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 *   This library is free software; you can redistribute it and/or modify
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 *   it under the terms of the GNU Lesser General Public License as
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 *   published by the Free Software Foundation; either version 2.1 of
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 *   the License, or (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 Lesser General Public License for more details.
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 *
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 *   You should have received a copy of the GNU Lesser General Public
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 *   License along with this library; if not, write to the Free Software
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 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
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 *
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 */
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#ifndef __ALSA_SYMBOLS_H
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#define __ALSA_SYMBOLS_H
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#if defined(PIC) && defined(VERSIONED_SYMBOLS) /* might be also configurable */
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#define USE_VERSIONED_SYMBOLS
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#endif
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#define INTERNAL_CONCAT2_2(Pre, Post) Pre##Post
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#define INTERNAL(Name) INTERNAL_CONCAT2_2(__, Name)
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#define symbol_version(real, name, version) \
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	__asm__ (".symver " ASM_NAME(#real) "," ASM_NAME(#name) "@" #version)
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#define default_symbol_version(real, name, version) \
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	__asm__ (".symver " ASM_NAME(#real) "," ASM_NAME(#name) "@@" #version)
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#define EXPORT_SYMBOL __attribute__((visibility("default"),externally_visible))
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#ifdef USE_VERSIONED_SYMBOLS
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#define use_symbol_version(real, name, version) \
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		symbol_version(real, name, version)
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#define use_default_symbol_version(real, name, version) \
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		default_symbol_version(real, name, version)
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#else
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#define use_symbol_version(real, name, version) /* nothing */
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#if defined(__alpha__) || defined(__mips__)
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#define use_default_symbol_version(real, name, version) \
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        __asm__ (".weak " ASM_NAME(#name)); \
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        __asm__ (ASM_NAME(#name) " = " ASM_NAME(#real))
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#else
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#define use_default_symbol_version(real, name, version) \
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	__asm__ (".weak " ASM_NAME(#name)); \
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	__asm__ (".set " ASM_NAME(#name) "," ASM_NAME(#real))
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#endif
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#endif
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#endif /* __ALSA_SYMBOLS_H */