44 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			44 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2021
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 *
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 * Permission to use, copy, modify, and distribute this software for any
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 * purpose with or without fee is hereby granted, provided that the above
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 * copyright notice and this permission notice appear in all copies.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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 */
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/* in SDKs > 10.6 this Apple header does not include glext.h.
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 * Including it causes redefinition errors that are hard to
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 * overcome in ports, eg mesa, so we block the loading of
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 * glext.h here on older systems for consistent behaviour with newer systems
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 * 
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 * Note: this header has no specific blocker as it may be called
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 * multiple times and should have the same effect each time
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 */
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#if MAC_OS_X_VERSION_MAX_ALLOWED < 1070
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#  ifdef __glext_h_
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#    define MACPORTS_LEGACY_SAVED_GLEXT_SET
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#  else
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#    define __glext_h_
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#  endif
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#endif
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#include_next <OpenGL/gliDispatch.h>
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#if MAC_OS_X_VERSION_MAX_ALLOWED < 1070
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#  ifdef MACPORTS_LEGACY_SAVED_GLEXT_SET
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#    undef MACPORTS_LEGACY_SAVED_GLEXT_SET
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#  else
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#    undef __glext_h_
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#  endif
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#endif
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