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+/*
+ Copyright (C) 2010 Paul Davis
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ This program 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 Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+*/
+
+#ifndef __weakmacros_h__
+#define __weakmacros_h__
+
+/*************************************************************
+ * NOTE: JACK_WEAK_EXPORT ***MUST*** be used on every function
+ * added to the JACK API after the 0.116.2 release.
+ *
+ * Functions that predate this release are marked with
+ * JACK_WEAK_OPTIONAL_EXPORT which can be defined at compile
+ * time in a variety of ways. The default definition is empty,
+ * so that these symbols get normal linkage. If you wish to
+ * use all JACK symbols with weak linkage, include
+ * <jack/weakjack.h> before jack.h.
+ *************************************************************/
+
+#ifdef __APPLE__
+#define WEAK_ATTRIBUTE weak_import
+#else
+#define WEAK_ATTRIBUTE __weak__
+#endif
+
+#ifndef JACK_WEAK_EXPORT
+#ifdef __GNUC__
+/* JACK_WEAK_EXPORT needs to be a macro which
+ expands into a compiler directive. If non-null, the directive
+ must tell the compiler to arrange for weak linkage of
+ the symbol it used with. For this to work full may
+ require linker arguments in the client as well.
+*/
+
+#ifdef _WIN32
+ /*
+ Not working with __declspec(dllexport) so normal linking
+ Linking with JackWeakAPI.cpp will be the preferred way.
+ */
+ #define JACK_WEAK_EXPORT
+#else
+ #define JACK_WEAK_EXPORT __attribute__((WEAK_ATTRIBUTE))
+#endif
+
+#else
+/* Add other things here for non-gcc platforms */
+
+#ifdef _WIN32
+#define JACK_WEAK_EXPORT
+#endif
+
+#endif
+#endif
+
+#ifndef JACK_WEAK_EXPORT
+#define JACK_WEAK_EXPORT
+#endif
+
+#ifndef JACK_OPTIONAL_WEAK_EXPORT
+#define JACK_OPTIONAL_WEAK_EXPORT
+#endif
+
+#ifndef JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT
+#ifdef __GNUC__
+#define JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT __attribute__((__deprecated__))
+#else
+/* Add other things here for non-gcc platforms */
+
+#ifdef _WIN32
+#define JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT
+#endif
+
+#endif /* __GNUC__ */
+
+#ifndef JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT
+#define JACK_OPTIONAL_WEAK_DEPRECATED_EXPORT
+#endif
+
+#endif
+
+#endif /* __weakmacros_h__ */
+