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| author | Robert Collins <rbtcollins@hotmail.com> | 2001-04-21 14:23:47 +0000 |
|---|---|---|
| committer | Robert Collins <rbtcollins@hotmail.com> | 2001-04-21 14:23:47 +0000 |
| commit | 9450ad0d02bb36c663d09a2fd486506de030ff08 (patch) | |
| tree | 2785eebe37b5eadc1a9610260d238f5c1cc5086c /winsup/cygwin/thread.h | |
| parent | 8c9df1d571708c654822dd55e67e8d7ffc989dc5 (diff) | |
| download | newlib-9450ad0d02bb36c663d09a2fd486506de030ff08.zip newlib-9450ad0d02bb36c663d09a2fd486506de030ff08.tar.gz newlib-9450ad0d02bb36c663d09a2fd486506de030ff08.tar.bz2 | |
Sun Apr 22 20:22:00 2001 Robert Collins <rbtcollins@hotmail.com>
* passwd.cc (getpwuid): Check for thread cancellation.
(getpwuid_r): Ditto.
(getpwname): Ditto.
(getpwnam_r): Ditto.
* thread.h (pthread_mutex): New constructors for pshared operation.
(MTinterface): Associative array for pshared mutex's.
* thread.cc (MTinterface::Init): Initailize pshared mutex array.
(pthread_cond::BroadCast): Implementation notes.
(pthread_cond::TimedWait): Remove use of SignalObjectAndWait on non-NT systems.
(pthread_mutex::pthread_mutex(unsigned short)): New function.
(pthread_mutex::pthread_mutex (pthread_mutex_t *, pthread_mutexattr *)):New function.
(pthread_mutex::pthread_mutex(pthread_mutexattr *)): Fail on pshared mutex's.
(__pthread_mutex_getpshared): New function.
(__pthread_join): Check for thread cancellation.
(__pthread_cond_timedwait): Support pshared mutex's.
(__pthread_cond_wait): Ditto.
(__pthread_condattr_setpshared): Error on PROCESS_SHARED requests.
(__pthread_mutex_init): Support pshared mutex's.
(__pthread_mutex_getprioceiling): Ditto.
(__pthread_mutex_lock): Ditto.
(__pthread_mutex_trylock): Ditto.
(__pthread_mutex_unlock): Ditto.
(__pthread_mutex_destroy): Ditto.
(__pthread_mutex_setprioceiling): Ditto.
(__pthread_mutexattr_setpshared): Support PTHREAD_PROCESS_PSHARED requests.
Diffstat (limited to 'winsup/cygwin/thread.h')
| -rw-r--r-- | winsup/cygwin/thread.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/winsup/cygwin/thread.h b/winsup/cygwin/thread.h index 6065f9d..39f0f58 100644 --- a/winsup/cygwin/thread.h +++ b/winsup/cygwin/thread.h @@ -263,12 +263,15 @@ class pthread_mutex:public verifyable_object public: HANDLE win32_obj_id; LONG condwaits; + int pshared; int Lock (); int TryLock (); int UnLock (); - + + pthread_mutex (unsigned short); pthread_mutex (pthread_mutexattr *); + pthread_mutex (pthread_mutex_t *, pthread_mutexattr *); ~pthread_mutex (); }; @@ -345,6 +348,11 @@ public: callback *pthread_child; callback *pthread_parent; + /* this is an associative array for the _exclusive_ use of pshared mutex's + * normal mutex's don't go here to reduce overhead and prevent serialisation. + */ + class pthread_mutex * pshared_mutexs[256]; + void Init (int); MTinterface ():reent_index (0), indexallocated (0), threadcount (1) |