Update of /cvsroot/boost/boost/boost/asio/detail
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv29300/detail
Modified Files:
task_io_service.hpp win_iocp_io_service.hpp
Log Message:
Add ability to specify the level of concurrency desired, which is currently
used by Win32's I/O completion ports.
Index: task_io_service.hpp
===================================================================
RCS file: /cvsroot/boost/boost/boost/asio/detail/task_io_service.hpp,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -d -r1.3 -r1.4
--- task_io_service.hpp 4 Nov 2006 07:14:08 -0000 1.3
+++ task_io_service.hpp 16 Nov 2006 11:50:56 -0000 1.4
@@ -48,6 +48,10 @@
{
}
+ void init(size_t concurrency_hint)
+ {
+ }
+
// Destroy all user-defined handler objects owned by the service.
void shutdown_service()
{
Index: win_iocp_io_service.hpp
===================================================================
RCS file: /cvsroot/boost/boost/boost/asio/detail/win_iocp_io_service.hpp,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -d -r1.4 -r1.5
--- win_iocp_io_service.hpp 8 Nov 2006 05:32:12 -0000 1.4
+++ win_iocp_io_service.hpp 16 Nov 2006 11:50:56 -0000 1.5
@@ -48,11 +48,17 @@
// Constructor.
win_iocp_io_service(boost::asio::io_service& io_service)
: boost::asio::io_service::service(io_service),
- iocp_(::CreateIoCompletionPort(INVALID_HANDLE_VALUE, 0, 0, 0)),
+ iocp_(),
outstanding_work_(0),
interrupted_(0),
shutdown_(0)
{
+ }
+
+ void init(size_t concurrency_hint)
+ {
+ iocp_.handle = ::CreateIoCompletionPort(INVALID_HANDLE_VALUE, 0, 0,
+ static_cast<DWORD>((std::min<size_t>)(concurrency_hint, DWORD(~0))));
if (!iocp_.handle)
{
DWORD last_error = ::GetLastError();
@@ -378,8 +384,8 @@
struct iocp_holder
{
HANDLE handle;
- iocp_holder(HANDLE h) : handle(h) {}
- ~iocp_holder() { ::CloseHandle(handle); }
+ iocp_holder() : handle(0) {}
+ ~iocp_holder() { if (handle) ::CloseHandle(handle); }
} iocp_;
// The count of unfinished work.
-------------------------------------------------------------------------
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