sysdeps/unix/sysv/linux/aarch64/init-first.c

   1 /* Copyright (C) 2007-2015 Free Software Foundation, Inc.
   2
   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 License as
   7    published by the Free Software Foundation; either version 2.1 of the
   8    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 # undef __gettimeofday
  22 # undef __clock_gettime
  23 # undef __clock_getres
  24 # include <bits/libc-vdso.h>
  25
  26 void (*__vdso_gettimeofday) (struct timeval *, void *) attribute_hidden;
  27 void (*__vdso_clock_gettime) (clockid_t, struct timespec *);
  28 void (*__vdso_clock_getres) (clockid_t, struct timespec *);
  29
  30 static inline void
  31 _libc_vdso_platform_setup (void)
  32 {
  33   PREPARE_VERSION (linux2639, "LINUX_2.6.39", 123718537);
  34
  35   __vdso_gettimeofday  = _dl_vdso_vsym ("__kernel_gettimeofday",  &linux2639);
  36   __vdso_clock_gettime = _dl_vdso_vsym ("__kernel_clock_gettime", &linux2639);
  37   __vdso_clock_getres  = _dl_vdso_vsym ("__kernel_clock_getres",  &linux2639);
  38 }
  39
  40 # define VDSO_SETUP _libc_vdso_platform_setup
  41 #endif
  42
  43 #include <csu/init-first.c>