diff options
Diffstat (limited to 'libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_post.c')
-rw-r--r-- | libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_post.c | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_post.c b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_post.c deleted file mode 100644 index 8da419348..000000000 --- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sem_post.c +++ /dev/null @@ -1,52 +0,0 @@ -/* sem_post -- post to a POSIX semaphore. SPARC version. - Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@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, see - <http://www.gnu.org/licenses/>. */ - -#include <errno.h> -#include <sysdep.h> -#include <lowlevellock.h> -#include <internaltypes.h> -#include <semaphore.h> - -int -sem_post (sem_t *sem) -{ - struct sparc_new_sem *isem = (struct sparc_new_sem *) sem; - int nr; - - if (__atomic_is_v9) - nr = atomic_increment_val (&isem->value); - else - { - __sparc32_atomic_do_lock24 (&isem->lock); - nr = ++(isem->value); - __sparc32_atomic_do_unlock24 (&isem->lock); - } - atomic_full_barrier (); - if (isem->nwaiters > 0) - { - int err = lll_futex_wake (&isem->value, 1, - isem->private ^ FUTEX_PRIVATE_FLAG); - if (__builtin_expect (err, 0) < 0) - { - __set_errno (-err); - return -1; - } - } - return 0; -} |