/* RISC-V VDSO initialization

   Copyright (C) 2017-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public License as

   published by the Free Software Foundation; either version 2.1 of the

   License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#ifdef SHARED

# include <dl-vdso.h>

# include <libc-vdso.h>

long int (*VDSO_SYMBOL (getcpu)) (unsigned int *, unsigned int *, void *)

    attribute_hidden;

long int (*VDSO_SYMBOL (gettimeofday)) (struct timeval *, void *)

    attribute_hidden;

long int (*VDSO_SYMBOL (clock_gettime)) (clockid_t, struct timespec *)

    attribute_hidden;

long int (*VDSO_SYMBOL (clock_getres)) (clockid_t, struct timespec *)

    attribute_hidden;

static inline void

_libc_vdso_platform_setup (void)

{

  PREPARE_VERSION_KNOWN (linux_version, LINUX_4_15);

  void *p = _dl_vdso_vsym ("__vdso_getcpu", &linux_version);

  PTR_MANGLE (p);

  VDSO_SYMBOL (getcpu) = p;

  p = _dl_vdso_vsym ("__vdso_gettimeofday", &linux_version);

  PTR_MANGLE (p);

  VDSO_SYMBOL (gettimeofday) = p;

  p = _dl_vdso_vsym ("__vdso_clock_gettime", &linux_version);

  PTR_MANGLE (p);

  VDSO_SYMBOL (clock_gettime) = p;

  p = _dl_vdso_vsym ("__vdso_clock_getres", &linux_version);

  PTR_MANGLE (p);

  VDSO_SYMBOL (clock_getres) = p;

}

# define VDSO_SETUP _libc_vdso_platform_setup

#endif

#include <csu/init-first.c>