misc/getsysstats.c

   1 /* getsysstats - Determine various system internal values, stub version.
   2    Copyright (C) 1996-2022 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    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <errno.h>
  20 #include <sys/sysinfo.h>
  21
  22 int
  23 __get_nprocs_conf (void)
  24 {
  25   /* We don't know how to determine the number.  Simply return always 1.  */
  26   return 1;
  27 }
  28 libc_hidden_def (__get_nprocs_conf)
  29 weak_alias (__get_nprocs_conf, get_nprocs_conf)
  30
  31 link_warning (get_nprocs_conf, "warning: get_nprocs_conf will always return 1")
  32
  33
  34
  35 int
  36 __get_nprocs (void)
  37 {
  38   /* We don't know how to determine the number.  Simply return always 1.  */
  39   return 1;
  40 }
  41 libc_hidden_def (__get_nprocs)
  42 weak_alias (__get_nprocs, get_nprocs)
  43
  44 link_warning (get_nprocs, "warning: get_nprocs will always return 1")
  45
  46
  47 int
  48 __get_nprocs_sched (void)
  49 {
  50   return 1;
  51 }
  52
  53 long int
  54 __get_phys_pages (void)
  55 {
  56   /* We have no general way to determine this value.  */
  57   __set_errno (ENOSYS);
  58   return -1;
  59 }
  60 libc_hidden_def (__get_phys_pages)
  61 weak_alias (__get_phys_pages, get_phys_pages)
  62
  63 stub_warning (get_phys_pages)
  64
  65
  66 long int
  67 __get_avphys_pages (void)
  68 {
  69   /* We have no general way to determine this value.  */
  70   __set_errno (ENOSYS);
  71   return -1;
  72 }
  73 libc_hidden_def (__get_avphys_pages)
  74 weak_alias (__get_avphys_pages, get_avphys_pages)
  75
  76 stub_warning (get_avphys_pages)