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/* ELF symbol initialization functions for VDSO objects. Linux version.
Copyright (C) 2020-2024 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
<https://www.gnu.org/licenses/>. */
#ifndef _DL_VDSO_INIT_H
#define _DL_VDSO_INIT_H
/* Initialize the VDSO functions pointers. */
static inline void __attribute__ ((always_inline))
setup_vdso_pointers (void)
{
#ifdef HAVE_CLOCK_GETTIME_VSYSCALL
GLRO(dl_vdso_clock_gettime) = dl_vdso_vsym (HAVE_CLOCK_GETTIME_VSYSCALL);
#endif
#ifdef HAVE_CLOCK_GETTIME64_VSYSCALL
GLRO(dl_vdso_clock_gettime64) = dl_vdso_vsym (HAVE_CLOCK_GETTIME64_VSYSCALL);
#endif
#ifdef HAVE_GETTIMEOFDAY_VSYSCALL
GLRO(dl_vdso_gettimeofday) = dl_vdso_vsym (HAVE_GETTIMEOFDAY_VSYSCALL);
#endif
#ifdef HAVE_TIME_VSYSCALL
GLRO(dl_vdso_time) = dl_vdso_vsym (HAVE_TIME_VSYSCALL);
#endif
#ifdef HAVE_GETCPU_VSYSCALL
GLRO(dl_vdso_getcpu) = dl_vdso_vsym (HAVE_GETCPU_VSYSCALL);
#endif
#ifdef HAVE_CLOCK_GETRES_VSYSCALL
GLRO(dl_vdso_clock_getres) = dl_vdso_vsym (HAVE_CLOCK_GETRES_VSYSCALL);
#endif
#ifdef HAVE_CLOCK_GETRES64_VSYSCALL
GLRO(dl_vdso_clock_getres_time64) = dl_vdso_vsym (HAVE_CLOCK_GETRES64_VSYSCALL);
#endif
#ifdef HAVE_GET_TBFREQ
GLRO(dl_vdso_get_tbfreq) = dl_vdso_vsym (HAVE_GET_TBFREQ);
#endif
}
#endif
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