1 /* $NetBSD: cdefs_elf.h,v 1.22 2005/02/26 22:25:34 perry Exp $ */ 2 3 /* 4 * Copyright (c) 1995, 1996 Carnegie-Mellon University. 5 * All rights reserved. 6 * 7 * Author: Chris G. Demetriou 8 * 9 * Permission to use, copy, modify and distribute this software and 10 * its documentation is hereby granted, provided that both the copyright 11 * notice and this permission notice appear in all copies of the 12 * software, derivative works or modified versions, and any portions 13 * thereof, and that both notices appear in supporting documentation. 14 * 15 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 16 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 17 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 18 * 19 * Carnegie Mellon requests users of this software to return to 20 * 21 * Software Distribution Coordinator or Software.Distribution (at) CS.CMU.EDU 22 * School of Computer Science 23 * Carnegie Mellon University 24 * Pittsburgh PA 15213-3890 25 * 26 * any improvements or extensions that they make and grant Carnegie the 27 * rights to redistribute these changes. 28 */ 29 30 #ifndef _SYS_CDEFS_ELF_H_ 31 #define _SYS_CDEFS_ELF_H_ 32 33 #define __strong_alias(alias, sym) \ 34 __asm__(".global " #alias "\n" \ 35 #alias " = " #sym); 36 37 #define __weak_alias(alias,sym) \ 38 __asm__(".weak " #alias "\n" \ 39 #alias " = " #sym); 40 41 /* We use __warnattr instead of __warn_references. 42 * TODO: remove this and put an empty definition in one of the upstream-* compatibility headers. 43 */ 44 #define __warn_references(sym,msg) \ 45 /*__asm__(".section .gnu.warning." #sym "\n\t.ascii \"" msg "\"\n\t.text");*/ 46 47 #endif /* !_SYS_CDEFS_ELF_H_ */ 48