nptl/sem_getvalue.c

   1 /* Copyright (C) 2002-2014 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
   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 #include <semaphore.h>
  20 #include <shlib-compat.h>
  21 #include "semaphoreP.h"
  22
  23
  24 int
  25 __new_sem_getvalue (sem, sval)
  26      sem_t *sem;
  27      int *sval;
  28 {
  29   struct new_sem *isem = (struct new_sem *) sem;
  30
  31   /* XXX Check for valid SEM parameter.  */
  32
  33   *sval = isem->value;
  34
  35   return 0;
  36 }
  37 versioned_symbol (libpthread, __new_sem_getvalue, sem_getvalue, GLIBC_2_1);
  38 #if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_1)
  39 strong_alias (__new_sem_getvalue, __old_sem_getvalue)
  40 compat_symbol (libpthread, __old_sem_getvalue, sem_getvalue, GLIBC_2_0);
  41 #endif