* manual/users.texi: Document MTASC-safety properties.

[jlayton/glibc.git] / bits / libc-lock.h

diff --git a/bits/libc-lock.h b/bits/libc-lock.h
index 700ebd6062efc68e672a817b048b9025f29ca454..7bd935caf4c60058b094dad2aa5d2402fd9df15f 100644 (file)
--- a/bits/libc-lock.h
+++ b/bits/libc-lock.h
@@ -1,5 +1,5 @@
 /* libc-internal interface for mutex locks.  Stub version.
-   Copyright (C) 1996,97,99,2000,01 Free Software Foundation, Inc.
+   Copyright (C) 1996-2014 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
@@ -13,9 +13,8 @@
    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.  */
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
 
 #ifndef _BITS_LIBC_LOCK_H
 #define _BITS_LIBC_LOCK_H 1
@@ -30,6 +29,7 @@
    of libc.  */
 #define __libc_lock_define(CLASS,NAME)
 #define __libc_lock_define_recursive(CLASS,NAME)
+#define __rtld_lock_define_recursive(CLASS,NAME)
 #define __libc_rwlock_define(CLASS,NAME)
 
 /* Define an initialized lock variable NAME with storage class CLASS.  */
@@ -39,10 +39,12 @@
 /* Define an initialized recursive lock variable NAME with storage
    class CLASS.  */
 #define __libc_lock_define_initialized_recursive(CLASS,NAME)
+#define __rtld_lock_define_initialized_recursive(CLASS,NAME)
 
 /* Initialize the named lock variable, leaving it in a consistent, unlocked
    state.  */
 #define __libc_lock_init(NAME)
+#define __rtld_lock_initialize(NAME)
 #define __libc_rwlock_init(NAME)
 
 /* Same as last but this time we initialize a recursive mutex.  */
@@ -64,6 +66,7 @@
 
 /* Lock the recursive named lock variable.  */
 #define __libc_lock_lock_recursive(NAME)
+#define __rtld_lock_lock_recursive(NAME)
 
 /* Try to lock the named lock variable.  */
 #define __libc_lock_trylock(NAME) 0
@@ -79,6 +82,7 @@
 
 /* Unlock the recursive named lock variable.  */
 #define __libc_lock_unlock_recursive(NAME)
+#define __rtld_lock_unlock_recursive(NAME)
 
 
 /* Define once control variable.  */
@@ -93,6 +97,9 @@
     }                                                                        \
   } while (0)
 
+/* Get once control variable.  */
+#define __libc_once_get(ONCE_CONTROL) \
+  ((ONCE_CONTROL) == 1)
 
 /* Start a critical region with a cleanup function */
 #define __libc_cleanup_region_start(DOIT, FCT, ARG)                        \
@@ -112,6 +119,8 @@
   if ((DOIT) && __save_FCT != 0)                                           \
     (*__save_FCT)(__save_ARG);                                             \
 
+#define __libc_cleanup_push(fct, arg) __libc_cleanup_region_start (1, fct, arg)
+#define __libc_cleanup_pop(execute) __libc_cleanup_region_end (execute)
 
 /* We need portable names for some of the functions.  */
 #define __libc_mutex_unlock
@@ -120,12 +129,12 @@
 typedef int __libc_key_t;
 
 /* Create key for thread specific data.  */
-#define __libc_key_create(KEY,DEST) -1
+#define __libc_key_create(KEY,DEST)    ((void) (KEY), (void) (DEST), -1)
 
 /* Set thread-specific data associated with KEY to VAL.  */
-#define __libc_setspecific(KEY,VAL) -1
+#define __libc_setspecific(KEY,VAL)    ((void) (KEY), (void) (VAL))
 
 /* Get thread-specific data associated with KEY.  */
-#define __libc_getspecific(KEY) 0
+#define __libc_getspecific(KEY)                ((void) (KEY), (void *) 0)
 
 #endif /* bits/libc-lock.h */