diff options
Diffstat (limited to 'lib/libpthread/uthread/uthread_attr_setscope.c')
-rw-r--r-- | lib/libpthread/uthread/uthread_attr_setscope.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/lib/libpthread/uthread/uthread_attr_setscope.c b/lib/libpthread/uthread/uthread_attr_setscope.c new file mode 100644 index 00000000000..26fdaf6f32c --- /dev/null +++ b/lib/libpthread/uthread/uthread_attr_setscope.c @@ -0,0 +1,63 @@ +/* $OpenBSD: uthread_attr_setscope.c,v 1.1 1999/05/26 00:18:23 d Exp $ */ +/* + * Copyright (c) 1998 Daniel Eischen <eischen@vigrid.com>. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Daniel Eischen. + * 4. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY DANIEL EISCHEN AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ +#include <errno.h> +#ifdef _THREAD_SAFE +#include <pthread.h> +#include "pthread_private.h" + +int +pthread_attr_setscope(pthread_attr_t *attr, int contentionscope) +{ + int ret = 0; + + if ((attr == NULL) || (*attr == NULL) || + (contentionscope != PTHREAD_SCOPE_PROCESS) || + (contentionscope != PTHREAD_SCOPE_SYSTEM)) + /* Return an invalid argument: */ + ret = EINVAL; + + else if (contentionscope == PTHREAD_SCOPE_SYSTEM) + /* We don't support system wide contention: */ +#ifdef NOT_YET + ret = ENOTSUP; +#else + ret = EOPNOTSUPP; +#endif + + else + (*attr)->flags |= contentionscope; + + return(ret); +} +#endif |