Move most platform-specific code into overlay directories

[libs/core.git] / source / io / windows / poll.cpp

diff --git a/source/io/windows/poll.cpp b/source/io/windows/poll.cpp
new file mode 100644 (file)
index 0000000..e672258
--- /dev/null
+++ b/source/io/windows/poll.cpp
@@ -0,0 +1,53 @@
+#include <msp/core/systemerror.h>
+#include "eventobject.h"
+#include "handle.h"
+#include "handle_private.h"
+#include "poll.h"
+#include "poll_platform.h"
+
+namespace Msp {
+namespace IO {
+
+void Poller::rebuild_array()
+{
+       priv->handles.clear();
+
+       for(EventMap::iterator i=objects.begin(); i!=objects.end(); ++i)
+               priv->handles.push_back(*i->first->get_event_handle());
+
+       objs_changed = false;
+}
+
+void Poller::platform_poll(int timeout)
+{
+       if(timeout<0)
+               timeout = INFINITE;
+
+       DWORD ret = WaitForMultipleObjects(priv->handles.size(), &priv->handles.front(), false, timeout);
+       if(/*ret>=WAIT_OBJECT_0 &&*/ ret<WAIT_OBJECT_0+priv->handles.size())
+       {
+               EventMap::iterator i = objects.begin();
+               advance(i, ret-WAIT_OBJECT_0);
+               poll_result.push_back(Slot(i->first, i->second));
+       }
+       else if(ret==WAIT_FAILED)
+               throw system_error("WaitForMultipleObjects");
+}
+
+
+PollEvent platform_poll(EventObject &obj, PollEvent pe, int timeout)
+{
+       if(timeout<0)
+               timeout = INFINITE;
+
+       DWORD ret = WaitForSingleObject(*obj.get_event_handle(), timeout);
+       if(ret==WAIT_OBJECT_0)
+               return pe;
+       else if(ret==WAIT_FAILED)
+               throw system_error("WaitForSingleObject");
+
+       return P_NONE;
+}
+
+} // namespace IO
+} // namespace Msp