From d2854834e18443876c8f75e0a7f3b88d1d549fc4 Mon Sep 17 00:00:00 2001 From: Daniel Wilhelm Date: Fri, 18 Apr 2014 17:15:39 +0200 Subject: 4.2 --- zen/process_status.h | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 zen/process_status.h (limited to 'zen/process_status.h') diff --git a/zen/process_status.h b/zen/process_status.h new file mode 100644 index 00000000..cc5825aa --- /dev/null +++ b/zen/process_status.h @@ -0,0 +1,33 @@ +#ifndef PREVENTSTANDBY_H_INCLUDED +#define PREVENTSTANDBY_H_INCLUDED + +#ifdef FFS_WIN +#include "win.h" //includes "windows.h" +#endif + +namespace zen +{ +struct DisableStandby //signal a "busy" state to the operating system +{ +#ifdef FFS_WIN + DisableStandby() { ::SetThreadExecutionState(ES_CONTINUOUS | ES_SYSTEM_REQUIRED /* | ES_AWAYMODE_REQUIRED*/ ); } + ~DisableStandby() { ::SetThreadExecutionState(ES_CONTINUOUS); } +#endif +}; + + +#ifndef PROCESS_MODE_BACKGROUND_BEGIN +#define PROCESS_MODE_BACKGROUND_BEGIN 0x00100000 // Windows Server 2003 and Windows XP/2000: This value is not supported! +#define PROCESS_MODE_BACKGROUND_END 0x00200000 // +#endif + +struct ScheduleForBackgroundProcessing //lower CPU and file I/O priorities +{ +#ifdef FFS_WIN + ScheduleForBackgroundProcessing() { ::SetPriorityClass(::GetCurrentProcess(), PROCESS_MODE_BACKGROUND_BEGIN); } + ~ScheduleForBackgroundProcessing() { ::SetPriorityClass(::GetCurrentProcess(), PROCESS_MODE_BACKGROUND_END); } +#endif +}; +} + +#endif // PREVENTSTANDBY_H_INCLUDED -- cgit