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Notifies the host that it should switch out the current task.
HRESULT SwitchToTask (
[in] DWORD option
);
Parameters
- option
[in] One of the WAIT_OPTION enumeration values, indicating the action the host should take if the requested operation blocks.
Return Value
HRESULT |
Description |
|---|---|
S_OK |
SwitchToTask returned successfully. |
HOST_E_CLRNOTAVAILABLE |
The common language runtime (CLR) has not been loaded into a process, or the CLR is in a state in which it cannot run managed code or process the call successfully. |
HOST_E_TIMEOUT |
The call timed out. |
HOST_E_NOT_OWNER |
The caller does not own the lock. |
HOST_E_ABANDONED |
An event was canceled while a blocked thread or fiber was waiting on it. |
E_FAIL |
An unknown catastrophic failure occurred. When a method returns E_FAIL, the CLR is no longer usable within the process. Subsequent calls to hosting methods return HOST_E_CLRNOTAVAILABLE. |
Remarks
The host can switch in another task as desired or needed.
.gif "Note") Note: |
|---|
SwitchToTask does not specify which task the host should switch to; it specifies only the task that it should switch from. |
Requirements
Platforms: Windows 2000, Windows XP, Windows Server 2003 family
Header: MSCorEE.idl
Library: Included as a resource in MSCorEE.dll
.NET Framework Version: 2.0