diff options
Diffstat (limited to 'libpthread/nptl/pthread_condattr_setpshared.c')
| -rw-r--r-- | libpthread/nptl/pthread_condattr_setpshared.c | 37 | 
1 files changed, 37 insertions, 0 deletions
| diff --git a/libpthread/nptl/pthread_condattr_setpshared.c b/libpthread/nptl/pthread_condattr_setpshared.c new file mode 100644 index 000000000..f3d39aa2b --- /dev/null +++ b/libpthread/nptl/pthread_condattr_setpshared.c @@ -0,0 +1,37 @@ +/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +   This file is part of the GNU C Library. +   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + +   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, write to the Free +   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA +   02111-1307 USA.  */ + +#include <errno.h> +#include <pthreadP.h> + +int +pthread_condattr_setpshared ( +     pthread_condattr_t *attr, +     int pshared) +{ +  if (pshared != PTHREAD_PROCESS_PRIVATE +      && __builtin_expect (pshared != PTHREAD_PROCESS_SHARED, 0)) +    return EINVAL; + +  int *valuep = &((struct pthread_condattr *) attr)->value; + +  *valuep = (*valuep & ~1) | (pshared != PTHREAD_PROCESS_PRIVATE); + +  return 0; +} | 
