michael@0: /*
michael@0:  *	Copyright (c) 2004-2010 Alex Pankratov. All rights reserved.
michael@0:  *
michael@0:  *	Hierarchical memory allocator, 1.2.1
michael@0:  *	http://swapped.cc/halloc
michael@0:  */
michael@0: 
michael@0: /*
michael@0:  *	The program is distributed under terms of BSD license. 
michael@0:  *	You can obtain the copy of the license by visiting:
michael@0:  *	
michael@0:  *	http://www.opensource.org/licenses/bsd-license.php
michael@0:  */
michael@0: 
michael@0: #ifndef _LIBP_MACROS_H_
michael@0: #define _LIBP_MACROS_H_
michael@0: 
michael@0: #include <stddef.h>  /* offsetof */
michael@0: 
michael@0: /*
michael@0:  	restore pointer to the structure by a pointer to its field
michael@0:  */
michael@0: #define structof(p,t,f) ((t*)(- (ptrdiff_t) offsetof(t,f) + (char*)(p)))
michael@0: 
michael@0: /*
michael@0:  *	redefine for the target compiler
michael@0:  */
michael@0: #ifdef _WIN32
michael@0: #define static_inline static __inline
michael@0: #else
michael@0: #define static_inline static __inline__
michael@0: #endif
michael@0: 
michael@0: 
michael@0: #endif
michael@0: