The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/sys/cdefs_elf.h

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
SearchContext: -  none  -  3  -  10 

    1 /*      $NetBSD: cdefs_elf.h,v 1.17 2003/10/29 21:56:02 mycroft 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@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 #ifdef __LEADING_UNDERSCORE
   34 #define _C_LABEL(x)     __CONCAT(_,x)
   35 #define _C_LABEL_STRING(x)      "_"x
   36 #else
   37 #define _C_LABEL(x)     x
   38 #define _C_LABEL_STRING(x)      x
   39 #endif
   40 
   41 #if __STDC__
   42 #define ___RENAME(x)    __asm__(___STRING(_C_LABEL(x)))
   43 #else
   44 #ifdef __LEADING_UNDERSCORE
   45 #define ___RENAME(x)    ____RENAME(_/**/x)
   46 #define ____RENAME(x)   __asm__(___STRING(x))
   47 #else
   48 #define ___RENAME(x)    __asm__(___STRING(x))
   49 #endif
   50 #endif
   51 
   52 #define __indr_reference(sym,alias)     /* nada, since we do weak refs */
   53 
   54 #if __STDC__
   55 #define __strong_alias(alias,sym)                                       \
   56     __asm__(".global " _C_LABEL_STRING(#alias) "\n"                     \
   57             _C_LABEL_STRING(#alias) " = " _C_LABEL_STRING(#sym));
   58 
   59 #define __weak_alias(alias,sym)                                         \
   60     __asm__(".weak " _C_LABEL_STRING(#alias) "\n"                       \
   61             _C_LABEL_STRING(#alias) " = " _C_LABEL_STRING(#sym));
   62 #define __weak_extern(sym)                                              \
   63     __asm__(".weak " _C_LABEL_STRING(#sym));
   64 #define __warn_references(sym,msg)                                      \
   65     __asm__(".section .gnu.warning." #sym "\n\t.ascii \"" msg "\"\n\t.text");
   66 
   67 #else /* !__STDC__ */
   68 
   69 #ifdef __LEADING_UNDERSCORE
   70 #define __weak_alias(alias,sym) ___weak_alias(_/**/alias,_/**/sym)
   71 #define ___weak_alias(alias,sym)                                        \
   72     __asm__(".weak alias\nalias = sym");
   73 #else
   74 #define __weak_alias(alias,sym)                                         \
   75     __asm__(".weak alias\nalias = sym");
   76 #endif
   77 #ifdef __LEADING_UNDERSCORE
   78 #define __weak_extern(sym) ___weak_extern(_/**/sym)
   79 #define ___weak_extern(sym)                                             \
   80     __asm__(".weak sym");
   81 #else
   82 #define __weak_extern(sym)                                              \
   83     __asm__(".weak sym");
   84 #endif
   85 #define __warn_references(sym,msg)                                      \
   86     __asm__(".section .gnu.warning.sym\n\t.ascii msg ; .text");
   87 
   88 #endif /* !__STDC__ */
   89 
   90 #if __STDC__
   91 #define __SECTIONSTRING(_sec, _str)                                     \
   92         __asm__(".section " #_sec "\n\t.asciz \"" _str "\"\n\t.previous")
   93 #else
   94 #define __SECTIONSTRING(_sec, _str)                                     \
   95         __asm__(".section _sec\n\t.asciz _str\n\t.previous")
   96 #endif
   97 
   98 #define __IDSTRING(_n,_s)               __SECTIONSTRING(.ident,_s)
   99 
  100 #define __RCSID(_s)                     __IDSTRING(rcsid,_s)
  101 #define __SCCSID(_s)
  102 #define __SCCSID2(_s)
  103 #if 0   /* XXX userland __COPYRIGHTs have \ns in them */
  104 #define __COPYRIGHT(_s)                 __SECTIONSTRING(.copyright,_s)
  105 #else
  106 #define __COPYRIGHT(_s)                                                 \
  107         static const char copyright[] __attribute__((__unused__)) = _s
  108 #endif
  109 
  110 #define __KERNEL_RCSID(_n, _s)          __RCSID(_s)
  111 #define __KERNEL_SCCSID(_n, _s)
  112 #if 0   /* XXX see above */
  113 #define __KERNEL_COPYRIGHT(_n, _s)      __COPYRIGHT(_s)
  114 #else
  115 #define __KERNEL_COPYRIGHT(_n, _s)      __SECTIONSTRING(.copyright, _s)
  116 #endif
  117 
  118 #ifndef __lint__
  119 #define __link_set_make_entry(set, sym)                                 \
  120         static void const * const __link_set_##set##_sym_##sym          \
  121             __section("link_set_" #set) __unused = &sym
  122 #else
  123 #define __link_set_make_entry(set, sym)                                 \
  124         extern void const * const __link_set_##set##_sym_##sym
  125 #endif /* __lint__ */
  126 
  127 #define __link_set_add_text(set, sym)   __link_set_make_entry(set, sym)
  128 #define __link_set_add_rodata(set, sym) __link_set_make_entry(set, sym)
  129 #define __link_set_add_data(set, sym)   __link_set_make_entry(set, sym)
  130 #define __link_set_add_bss(set, sym)    __link_set_make_entry(set, sym)
  131 
  132 #define __link_set_decl(set, ptype)                                     \
  133         extern ptype *__start_link_set_##set;                           \
  134         extern ptype *__stop_link_set_##set
  135 
  136 #define __link_set_start(set)   (&__start_link_set_##set)
  137 #define __link_set_end(set)     (&__stop_link_set_##set)
  138 
  139 #define __link_set_count(set)                                           \
  140         (__link_set_end(set) - __link_set_start(set))
  141 
  142 #endif /* !_SYS_CDEFS_ELF_H_ */

Cache object: 04458167eda8bc5ab434ebebdaf201d8


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.