1 files changed, 142 insertions, 0 deletions
diff --git a/salhelper/source/condition.cxx b/salhelper/source/condition.cxx
new file mode 100644
index 000000000000..87f0c2e50509
--- /dev/null
+++ b/salhelper/source/condition.cxx
@@ -0,0 +1,142 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+
+#include <salhelper/condition.hxx>
+#include <osl/time.h>
+
+
+using namespace salhelper;
+
+
+/******************************************************************
+ *                                                                *
+ *                     Condition                                  *
+ *                                                                *
+ ******************************************************************/
+
+Condition::Condition(osl::Mutex& aMutex)
+    : m_aMutex(aMutex),
+      m_aCondition(osl_createCondition())
+{
+}
+
+
+Condition::~Condition()
+{
+    osl_destroyCondition(m_aCondition);
+}
+
+
+/******************************************************************
+ *                                                                *
+ *              ConditionModifier                                 *
+ *                                                                *
+ ******************************************************************/
+
+ConditionModifier::ConditionModifier(Condition& aCond)
+    : m_aCond(aCond)
+{
+    m_aCond.m_aMutex.acquire();
+}
+
+
+ConditionModifier::~ConditionModifier()
+{
+    if(m_aCond.applies())
+        osl_setCondition(m_aCond.m_aCondition);
+
+    m_aCond.m_aMutex.release();
+}
+
+
+
+/******************************************************************
+ *                                                                *
+ *              ConditionWaiter                                   *
+ *                                                                *
+ ******************************************************************/
+
+ConditionWaiter::timedout::timedout() {}
+
+ConditionWaiter::timedout::timedout(timedout const &) {}
+
+ConditionWaiter::timedout::~timedout() {}
+
+ConditionWaiter::timedout &
+ConditionWaiter::timedout::operator =(timedout const &) { return *this; }
+
+ConditionWaiter::ConditionWaiter(Condition& aCond)
+    : m_aCond(aCond)
+{
+    while(true) {
+        osl_waitCondition(m_aCond.m_aCondition,0);
+        m_aCond.m_aMutex.acquire();
+
+        if(m_aCond.applies())
+            break;
+        else {
+            osl_resetCondition(m_aCond.m_aCondition);
+            m_aCond.m_aMutex.release();
+        }
+    }
+}
+
+
+ConditionWaiter::ConditionWaiter(Condition& aCond,sal_uInt32 milliSec)
+    throw(
+        ConditionWaiter::timedout
+    )
+    : m_aCond(aCond)
+{
+    TimeValue aTime;
+    aTime.Seconds = milliSec / 1000;
+    aTime.Nanosec = 1000000 * ( milliSec % 1000 );
+
+    while(true) {
+        if( osl_waitCondition(m_aCond.m_aCondition,&aTime) ==
+            osl_cond_result_timeout )
+            throw timedout();
+
+        m_aCond.m_aMutex.acquire();
+
+        if(m_aCond.applies())
+            break;
+        else {
+            osl_resetCondition(m_aCond.m_aCondition);
+            m_aCond.m_aMutex.release();
+        }
+    }
+}
+
+
+ConditionWaiter::~ConditionWaiter()
+{
+    if(! m_aCond.applies())
+        osl_resetCondition(m_aCond.m_aCondition);
+    m_aCond.m_aMutex.release();
+}