Mon Sep 10 08:28:00 2001 Robert Collins <rbtcollins@hotmail.com>

        * thread.h (MT_Interface): Remove pshared mutex array.
        Add a threadsafe list for mutex tracking (for fixupafter fork).
        * thread.cc (MTInterface::Init): Remove pshared mutex array.
        (pthread_mutex::pthread_mutex): Remove pshared mutex functionality.
        Fail with EINVAL on attempts to use pshared functionality.
        (__pthread_mutex_getpshared): Remove.
        (__pthread_cond_timedwait): Remove pshared mutex functionality.
        (__pthread_cond_wait): Ditto.
        (__pthread_mutex_init): Ditto.
        (__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): Ditto.

1 files changed, 2 insertions, 4 deletions

diff --git a/winsup/cygwin/thread.h b/winsup/cygwin/thread.h
index b871d34b0..d027830d4 100644
--- a/winsup/cygwin/thread.h
+++ b/winsup/cygwin/thread.h
@@ -356,10 +356,8 @@ 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];
+  // list of mutex's. USE THREADSAFE INSERTS AND DELETES.
+  class pthread_mutex * mutexs;
 
   void Init (int);