NetBSD/sys/arch/mips/include/cdefs.h
jonathan e199d62111 Add hooks for definiing kernel RCSId and copyright symbols,
via  asm(".section"),  for compatibility with Alpha tc and ioasic  drivers.

Assumes ELF and binutils-2.8 toolchain.
1997-05-15 08:47:05 +00:00

67 lines
2.0 KiB
C

/* $NetBSD: cdefs.h,v 1.5 1997/05/15 08:47:05 jonathan Exp $ */
/*
* Copyright (c) 1995 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Chris G. Demetriou
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
#ifndef _MACHINE_CDEFS_H_
#define _MACHINE_CDEFS_H_
#define _C_LABEL(x) _STRING(x)
#define __indr_references(sym,msg) /* nothing */
#if defined __GNUC__ && defined __STDC__
#define __warn_references(sym, msg) \
static const char __evoke_link_warning_##sym[] \
__attribute__ ((section (".gnu.warning." #sym))) = msg;
#else
#define __warn_references(sym,msg) /* nothing */
#endif
/* Kernel-only .sections for kernel copyright */
#ifdef _KERNEL
#ifdef __STDC__
#define __KERNEL_SECTIONSTRING(_sec, _str) \
__asm__(".section " #_sec " ; .asciz \"" _str "\" ; .text")
#else
#define __KERNEL_SECTIONSTRING(_sec, _str) \
__asm__(".section _sec ; .asciz _str ; .text")
#endif
#define __KERNEL_RCSID(_n, _s) __KERNEL_SECTIONSTRING(.ident, _s)
#define __KERNEL_COPYRIGHT(_n, _s) __KERNEL_SECTIONSTRING(.copyright, _s)
#ifdef NO_KERNEL_RCSIDS
#undef __KERNEL_RCSID
#define __KERNEL_RCSID(_n, _s) /* nothing */
#endif
#endif /* _KERNEL */
#endif /* !_MACHINE_CDEFS_H_ */