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97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
/*
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Copyright (C) 2010 Paul Davis
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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 Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU Lesser 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 __weakmacros_h__
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#define __weakmacros_h__
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/*************************************************************
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* NOTE: JACK_WEAK_EXPORT ***MUST*** be used on every function
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* added to the JACK API after the 0.116.2 release.
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*
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* Functions that predate this release are marked with
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* JACK_WEAK_OPTIONAL_EXPORT which can be defined at compile
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* time in a variety of ways. The default definition is empty,
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* so that these symbols get normal linkage. If you wish to
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* use all JACK symbols with weak linkage, include
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* <jack/weakjack.h> before jack.h.
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*************************************************************/
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#ifdef __APPLE__
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#define WEAK_ATTRIBUTE weak_import
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#else
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#define WEAK_ATTRIBUTE __weak__
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#endif
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#ifndef JACK_WEAK_EXPORT
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#ifdef __GNUC__
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/* JACK_WEAK_EXPORT needs to be a macro which
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expands into a compiler directive. If non-null, the directive
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must tell the compiler to arrange for weak linkage of
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the symbol it used with. For this to work full may
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require linker arguments in the client as well.
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*/
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#ifdef _WIN32
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/*
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Not working with __declspec(dllexport) so normal linking
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Linking with JackWeakAPI.cpp will be the preferred way.
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*/
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#define JACK_WEAK_EXPORT
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#else
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#define JACK_WEAK_EXPORT __attribute__((WEAK_ATTRIBUTE))
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#endif
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#else
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/* Add other things here for non-gcc platforms */
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#ifdef _WIN32
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#define JACK_WEAK_EXPORT
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#endif
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#endif
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#endif
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#ifndef JACK_WEAK_EXPORT
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#define JACK_WEAK_EXPORT
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#endif
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#ifndef JACK_OPTIONAL_WEAK_EXPORT
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#define JACK_OPTIONAL_WEAK_EXPORT
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#endif
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#ifndef JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT
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#ifdef __GNUC__
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#define JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT __attribute__((__deprecated__))
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#else
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/* Add other things here for non-gcc platforms */
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#ifdef _WIN32
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#define JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT
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#endif
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#endif /* __GNUC__ */
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#ifndef JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT
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#define JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT
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#endif
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#endif
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#endif /* __weakmacros_h__ */
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