work w/o bitmap button

[wxWidgets.git] / src / mac / carbon / thread.cpp

diff --git a/src/mac/carbon/thread.cpp b/src/mac/carbon/thread.cpp
index 84de36ee2bf07b530835346284266f549bfda4ae..3700a9a375845a004f49ae571596eb86d267e22c 100644 (file)
--- a/src/mac/carbon/thread.cpp
+++ b/src/mac/carbon/thread.cpp
@@ -10,7 +10,7 @@
 // Licence:    wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:    wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

 #pragma implementation "thread.h"
 #endif
 
 #pragma implementation "thread.h"
 #endif
 


@@ -40,7 +40,7 @@
 #else
 #include <DriverServices.h>
 #include <Multiprocessing.h>
 #else
 #include <DriverServices.h>
 #include <Multiprocessing.h>

-#include <math.h>
+#include "wx/math.h"

 #endif
 #include "wx/mac/uma.h"
 #endif
 #endif
 #include "wx/mac/uma.h"
 #endif


@@ -114,16 +114,40 @@ MPCriticalRegionID gs_guiCritical = kInvalidID;
     to use two indices one for each 32 bit part as the MP implementation is limited
     to longs.
     
     to use two indices one for each 32 bit part as the MP implementation is limited
     to longs.
     

-    I have two implementations for mutexes :
+    I have three implementations for mutexes :

     version A based on a binary semaphore, problem - not reentrant, version B based 
     on a critical region, allows for reentrancy, performance implications not
     version A based on a binary semaphore, problem - not reentrant, version B based 
     on a critical region, allows for reentrancy, performance implications not

-    yet tested
+    yet tested, and third a plain pthreads implementation

 
     The same for condition internal, one implementation by Aj Lavin and the other one
     copied from the thrimpl.cpp which I assume has been more broadly tested, I've just
     replaced the interlock increment with the appropriate PPC calls 
 */
 
 
     The same for condition internal, one implementation by Aj Lavin and the other one
     copied from the thrimpl.cpp which I assume has been more broadly tested, I've just
     replaced the interlock increment with the appropriate PPC calls 
 */
 

+// ----------------------------------------------------------------------------
+// wxCriticalSection
+// ----------------------------------------------------------------------------
+
+wxCriticalSection::wxCriticalSection()
+{
+    MPCreateCriticalRegion( (MPCriticalRegionID*) &m_critRegion ) ;
+}
+
+wxCriticalSection::~wxCriticalSection()
+{
+    MPDeleteCriticalRegion( (MPCriticalRegionID) m_critRegion ) ;
+}
+
+void wxCriticalSection::Enter()
+{
+    MPEnterCriticalRegion( (MPCriticalRegionID) m_critRegion , kDurationForever ) ;
+}    
+
+void wxCriticalSection::Leave()
+{
+    MPExitCriticalRegion((MPCriticalRegionID) m_critRegion ) ;
+}
+

 // ----------------------------------------------------------------------------
 // wxMutex implementation
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxMutex implementation
 // ----------------------------------------------------------------------------


@@ -1147,7 +1171,7 @@ void wxThreadInternal::Wait()
                                 kDurationForever);
             if ( err)
             {
                                 kDurationForever);
             if ( err)
             {

-                wxLogSysError( _( "Cannot wait on thread to exit."));
+                wxLogSysError( _( "Cannot wait for thread termination."));

                 rc = (void*) -1;
             }
 
                 rc = (void*) -1;
             }
 


@@ -1614,7 +1638,7 @@ bool wxThreadModule::OnInit()
        
        verify_noerr( MPAllocateTaskStorageIndex( &gs_tlsForWXThread ) ) ;
        // main thread's This() is NULL
        
        verify_noerr( MPAllocateTaskStorageIndex( &gs_tlsForWXThread ) ) ;
        // main thread's This() is NULL

-       verify_noerr( MPSetTaskStorageValue( gs_tlsForWXThread , NULL ) ) ;
+       verify_noerr( MPSetTaskStorageValue( gs_tlsForWXThread , 0 ) ) ;

 
        gs_idMainThread = wxThread::GetCurrentId() ;
        
 
        gs_idMainThread = wxThread::GetCurrentId() ;