diff options
author | Eric Andersen <andersen@codepoet.org> | 2001-11-14 06:46:51 +0000 |
---|---|---|
committer | Eric Andersen <andersen@codepoet.org> | 2001-11-14 06:46:51 +0000 |
commit | 40f41cdcdbd34179b696a7466344524e2d0c0222 (patch) | |
tree | 75a5c872540c9b38c48b2a4c7bc7f235a29614aa /libc/sysdeps/linux/i386 | |
parent | e8e2384f2ed57515873b81914c2999735856b02e (diff) |
Initial first (lame) pass at making a pthreads library. This
works for me when linking staticly on x86.
Diffstat (limited to 'libc/sysdeps/linux/i386')
-rw-r--r-- | libc/sysdeps/linux/i386/bits/initspin.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/i386/bits/initspin.h b/libc/sysdeps/linux/i386/bits/initspin.h new file mode 100644 index 000000000..af19d44e6 --- /dev/null +++ b/libc/sysdeps/linux/i386/bits/initspin.h @@ -0,0 +1,28 @@ +/* Generic definitions for spinlock initializers. + Copyright (C) 2000, 2001 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* Initial value of a spinlock. Most platforms should use zero, + unless they only implement a "test and clear" operation instead of + the usual "test and set". */ +#define __LT_SPINLOCK_INIT 0 + +/* Macros for lock initializers, using the above definition. */ +#define __LOCK_INITIALIZER { 0, __LT_SPINLOCK_INIT } +#define __ALT_LOCK_INITIALIZER { 0, __LT_SPINLOCK_INIT } +#define __ATOMIC_INITIALIZER { 0, __LT_SPINLOCK_INIT } |