sysdeps/unix/sysv/linux/x86_64/x32/init-first.c

   1 /* Initialization code run first thing by the ELF startup code.  Linux/x32.
   2    Copyright (C) 2012-2015 Free Software Foundation, Inc.
   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 #ifdef SHARED
  20 # include <dl-vdso.h>
  21 # include <bits/libc-vdso.h>
  22
  23 long int (*__vdso_clock_gettime) (clockid_t, struct timespec *)
  24   __attribute__ ((nocommon));
  25 libc_hidden_proto (__vdso_clock_gettime)
  26 libc_hidden_data_def (__vdso_clock_gettime)
  27
  28 static inline void
  29 _libc_vdso_platform_setup (void)
  30 {
  31   PREPARE_VERSION (linux26, "LINUX_2.6", 61765110);
  32
  33   void *p = _dl_vdso_vsym ("__vdso_clock_gettime", &linux26);
  34   PTR_MANGLE (p);
  35   __vdso_clock_gettime = p;
  36 }
  37
  38 # define VDSO_SETUP _libc_vdso_platform_setup
  39 #endif
  40
  41 #include <csu/init-first.c>