sysdeps/unix/sysv/linux/s390/bits/elfclass.h

   1 /* Copyright (C) 2001-2016 Free Software Foundation, Inc.
   2    Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 /* This file specifies the native word size of the machine, which indicates
  20    the ELF file class used for executables and shared objects on this
  21    machine.  */
  22
  23 #ifndef _LINK_H
  24 # error "Never use <bits/elfclass.h> directly; include <link.h> instead."
  25 #endif
  26
  27 #include <bits/wordsize.h>
  28
  29 #define __ELF_NATIVE_CLASS __WORDSIZE
  30
  31 #if __WORDSIZE == 64
  32 /* 64 bit Linux for S/390 is exceptional as it has .hash section with
  33    64 bit entries.  */
  34 typedef uint64_t Elf_Symndx;
  35 #else
  36 /* 32 bit Linux for S/390 has normal .hash section entries with 32 bits.  */
  37 typedef uint32_t Elf_Symndx;
  38 #endif