diff options
| author | Corinna Vinschen <corinna@vinschen.de> | 2011-03-29 14:32:40 +0400 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2011-03-29 14:32:40 +0400 |
| commit | f00fe1b8e7bf295a0ca87ac472ead52f50037c09 (patch) | |
| tree | f1d4a471ad96ee75a652778d692ab6360cd7dc22 /winsup/cygwin/pthread.cc | |
| parent | a011f952168ce0219b64c6f0a9dc6a01f86e77c6 (diff) | |
* cygwin.din (pthread_spin_destroy): Export.
(pthread_spin_init): Export.
(pthread_spin_lock): Export.
(pthread_spin_trylock): Export.
(pthread_spin_unlock): Export.
* posix.sgml (std-susv4): Add pthread_spin_destroy, pthread_spin_init,
pthread_spin_lock, pthread_spin_trylock, pthread_spin_unlock.
(std-notimpl): Remove pthread_spin_[...].
* pthread.cc (pthread_spin_init): New function.
* thread.cc (pthread_spinlock::is_good_object): New function.
(pthread_mutex::pthread_mutex): Rearrange initializers to accommodate
protected data in pthread_mutex.
(pthread_spinlock::pthread_spinlock): New constructor.
(pthread_spinlock::lock): New method.
(pthread_spinlock::unlock): New method.
(pthread_spinlock::init): New method.
(pthread_spin_lock): New function.
(pthread_spin_trylock): New function.
(pthread_spin_unlock): New function.
(pthread_spin_destroy): New function.
* thread.h (PTHREAD_SPINLOCK_MAGIC): Define.
(class pthread_mutex): Change access level of members shared with
derived classes to protected.
(pthread_mutex::set_shared): New protected method.
(class pthread_spinlock): New class, derived class of pthread_mutex.
* include/pthread.h (pthread_spin_destroy): Declare.
(pthread_spin_init): Declare.
(pthread_spin_lock): Declare.
(pthread_spin_trylock): Declare.
(pthread_spin_unlock): Declare.
* include/cygwin/types.h (pthread_spinlock_t): New typedef.
* include/cygwin/version.h (CYGWIN_VERSION_API_MINOR): Bump.
Diffstat (limited to 'winsup/cygwin/pthread.cc')
| -rw-r--r-- | winsup/cygwin/pthread.cc | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/winsup/cygwin/pthread.cc b/winsup/cygwin/pthread.cc index 18f2aea5d..3dddf48b1 100644 --- a/winsup/cygwin/pthread.cc +++ b/winsup/cygwin/pthread.cc @@ -1,6 +1,6 @@ /* pthread.cc: posix pthread interface for Cygwin - Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2007 Red Hat, Inc. + Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2007, 2011 Red Hat, Inc. Originally written by Marco Fuykschot <marco@ddi.nl> @@ -91,6 +91,14 @@ pthread_mutex_init (pthread_mutex_t * mutex, const pthread_mutexattr_t * attr) return pthread_mutex::init (mutex, attr, NULL); } +/* Spinlocks */ +int +pthread_spin_init (pthread_spinlock_t *spinlock, int pshared) +{ + return pthread_spinlock::init (spinlock, pshared); +} + + /* Synchronisation */ int pthread_cond_init (pthread_cond_t * cond, const pthread_condattr_t * attr) |