1 files changed, 13 insertions, 18 deletions
diff --git a/vcl/unx/headless/svpinst.cxx b/vcl/unx/headless/svpinst.cxx
index 5c3be54f9ddc..fc788b2a0530 100644
--- a/vcl/unx/headless/svpinst.cxx
+++ b/vcl/unx/headless/svpinst.cxx
@@ -327,6 +327,19 @@ void SvpSalInstance::AcquireYieldMutex( ULONG nCount )
     }
 }
 
+bool SvpSalInstance::CheckYieldMutex()
+{
+    bool bRet = true;
+
+    if ( m_aYieldMutex.GetThreadId() !=
+         vos::OThread::getCurrentIdentifier() )
+    {
+        bRet = false;
+    }
+
+    return bRet;
+}
+
 void SvpSalInstance::Yield( bool bWait, bool bHandleAllCurrentEvents )
 {
     // first, check for already queued events.
@@ -419,24 +432,6 @@ bool SvpSalInstance::AnyInput( USHORT nType )
     return false;
 }
 
-SalMenu* SvpSalInstance::CreateMenu( BOOL )
-{
-    return NULL;
-}
-
-void SvpSalInstance::DestroyMenu( SalMenu* )
-{
-}
-
-SalMenuItem* SvpSalInstance::CreateMenuItem( const SalItemParams* )
-{
-    return NULL;
-}
-
-void SvpSalInstance::DestroyMenuItem( SalMenuItem* )
-{
-}
-
 SalSession* SvpSalInstance::CreateSalSession()
 {
     return NULL;