sysdeps/unix/sysv/linux/tile/libc-vdso.h

   1 /* Resolve function pointers to VDSO functions.
   2    Copyright (C) 2012-2016 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
  20 #ifndef _LIBC_VDSO_H
  21 #define _LIBC_VDSO_H
  22
  23 #ifdef SHARED
  24
  25 #include <sysdep-vdso.h>
  26
  27 struct syscall_return_value
  28 {
  29   long int value;
  30   long int error;
  31 };
  32
  33 extern struct syscall_return_value (*VDSO_SYMBOL (gettimeofday)) (struct
  34                                                                   timeval *,
  35                                                                   void *)
  36   attribute_hidden;
  37
  38 extern struct syscall_return_value (*VDSO_SYMBOL (clock_gettime)) (clockid_t,
  39                                                                    struct
  40                                                                    timespec *);
  41 #endif
  42 #endif /* _LIBC_VDSO_H */