diff options
author | Ulrich Drepper <drepper@redhat.com> | 2003-07-01 20:20:19 +0000 |
---|---|---|
committer | Ulrich Drepper <drepper@redhat.com> | 2003-07-01 20:20:19 +0000 |
commit | 707cd6ca79d5982271bbd106f31f128bfa1d6ffc (patch) | |
tree | e0e9a50616b46afae7d9fb8620aaa818b8e1bbf1 /sysdeps/unix/sysv | |
parent | 77e4ae304e999ede40501311f103337b127c4f71 (diff) | |
download | glibc-707cd6ca79d5982271bbd106f31f128bfa1d6ffc.tar glibc-707cd6ca79d5982271bbd106f31f128bfa1d6ffc.tar.gz glibc-707cd6ca79d5982271bbd106f31f128bfa1d6ffc.tar.bz2 glibc-707cd6ca79d5982271bbd106f31f128bfa1d6ffc.zip |
Public semaphore type definitions for Alpha.
Diffstat (limited to 'sysdeps/unix/sysv')
-rw-r--r-- | sysdeps/unix/sysv/linux/alpha/nptl/bits/semaphore.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/nptl/bits/semaphore.h b/sysdeps/unix/sysv/linux/alpha/nptl/bits/semaphore.h new file mode 100644 index 0000000000..65298fae48 --- /dev/null +++ b/sysdeps/unix/sysv/linux/alpha/nptl/bits/semaphore.h @@ -0,0 +1,37 @@ +/* Machine-specific POSIX semaphore type layouts. Alpha version. + Copyright (C) 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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. */ + +#ifndef _SEMAPHORE_H +# error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead." +#endif + +# define __SIZEOF_SEM_T 32 + +/* Value returned if `sem_open' failed. */ +#define SEM_FAILED ((sem_t *) 0) + +/* Maximum value the semaphore can have. */ +#define SEM_VALUE_MAX ((int) ((~0u) >> 1)) + + +typedef union +{ + char __size[__SIZEOF_SEM_T]; + long int __align; +} sem_t; |