diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/pthread_attr_setaffinity.c')
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/pthread_attr_setaffinity.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/pthread_attr_setaffinity.c b/nptl/sysdeps/unix/sysv/linux/pthread_attr_setaffinity.c new file mode 100644 index 0000000000..f25ccb213e --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/pthread_attr_setaffinity.c @@ -0,0 +1,47 @@ +/* Copyright (C) 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. + + 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 <assert.h> +#include <errno.h> +#include <stdlib.h> +#include <string.h> +#include <pthreadP.h> + + +int +pthread_attr_setaffinity_np (attr, cpuset) + pthread_attr_t *attr; + const cpu_set_t *cpuset; +{ + struct pthread_attr *iattr; + + assert (sizeof (*attr) >= sizeof (struct pthread_attr)); + iattr = (struct pthread_attr *) attr; + + if (iattr->cpuset == NULL) + { + iattr->cpuset = (cpu_set_t *) malloc (sizeof (cpu_set_t)); + if (iattr->cpuset == NULL) + return ENOMEM; + } + + memcpy (iattr->cpuset, cpuset, sizeof (cpu_set_t)); + + return 0; +} |