diff options
Diffstat (limited to 'zen/process_priority.cpp')
-rwxr-xr-x[-rw-r--r--] | zen/process_priority.cpp | 144 |
1 files changed, 54 insertions, 90 deletions
diff --git a/zen/process_priority.cpp b/zen/process_priority.cpp index 826cf857..50c975fe 100644..100755 --- a/zen/process_priority.cpp +++ b/zen/process_priority.cpp @@ -1,90 +1,54 @@ -// ***************************************************************************** -// * This file is part of the FreeFileSync project. It is distributed under * -// * GNU General Public License: http://www.gnu.org/licenses/gpl-3.0 * -// * Copyright (C) Zenju (zenju AT freefilesync DOT org) - All Rights Reserved * -// ***************************************************************************** - -#include "process_priority.h" -#include "i18n.h" - -#ifdef ZEN_WIN - #include "win.h" //includes "windows.h" -#endif - -using namespace zen; - - -#ifdef ZEN_WIN -struct PreventStandby::Impl {}; - -PreventStandby::PreventStandby() -{ - if (::SetThreadExecutionState(ES_CONTINUOUS | ES_SYSTEM_REQUIRED) == 0) - throw FileError(_("Unable to suspend system sleep mode.")); //no GetLastError() support? -} - - -PreventStandby::~PreventStandby() -{ - ::SetThreadExecutionState(ES_CONTINUOUS); -} - - -struct ScheduleForBackgroundProcessing::Impl {}; - - -ScheduleForBackgroundProcessing::ScheduleForBackgroundProcessing() -{ - if (!::SetPriorityClass(::GetCurrentProcess(), PROCESS_MODE_BACKGROUND_BEGIN)) //this call lowers CPU priority, too!! - THROW_LAST_FILE_ERROR(_("Cannot change process I/O priorities."), L"SetPriorityClass"); -} - - -ScheduleForBackgroundProcessing::~ScheduleForBackgroundProcessing() -{ - ::SetPriorityClass(::GetCurrentProcess(), PROCESS_MODE_BACKGROUND_END); -} - -#elif defined ZEN_LINUX -struct PreventStandby::Impl {}; -PreventStandby::PreventStandby() {} -PreventStandby::~PreventStandby() {} - -//solution for GNOME?: http://people.gnome.org/~mccann/gnome-session/docs/gnome-session.html#org.gnome.SessionManager.Inhibit - -struct ScheduleForBackgroundProcessing::Impl {}; -ScheduleForBackgroundProcessing::ScheduleForBackgroundProcessing() {}; -ScheduleForBackgroundProcessing::~ScheduleForBackgroundProcessing() {}; - -/* -struct ScheduleForBackgroundProcessing -{ - - required functions ioprio_get/ioprio_set are not part of glibc: http://linux.die.net/man/2/ioprio_set - - and probably never will: http://sourceware.org/bugzilla/show_bug.cgi?id=4464 - - /usr/include/linux/ioprio.h not available on Ubuntu, so we can't use it instead - - ScheduleForBackgroundProcessing() : oldIoPrio(getIoPriority(IOPRIO_WHO_PROCESS, ::getpid())) - { - if (oldIoPrio != -1) - setIoPriority(::getpid(), IOPRIO_PRIO_VALUE(IOPRIO_CLASS_IDLE, 0)); - } - ~ScheduleForBackgroundProcessing() - { - if (oldIoPrio != -1) - setIoPriority(::getpid(), oldIoPrio); - } - -private: - static int getIoPriority(pid_t pid) - { - return ::syscall(SYS_ioprio_get, IOPRIO_WHO_PROCESS, pid); - } - static int setIoPriority(pid_t pid, int ioprio) - { - return ::syscall(SYS_ioprio_set, IOPRIO_WHO_PROCESS, pid, ioprio); - } - - const int oldIoPrio; -}; -*/ -#endif +// *****************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under *
+// * GNU General Public License: http://www.gnu.org/licenses/gpl-3.0 *
+// * Copyright (C) Zenju (zenju AT freefilesync DOT org) - All Rights Reserved *
+// *****************************************************************************
+
+#include "process_priority.h"
+#include "i18n.h"
+
+
+using namespace zen;
+
+
+struct PreventStandby::Impl {};
+PreventStandby::PreventStandby() {}
+PreventStandby::~PreventStandby() {}
+
+//solution for GNOME?: http://people.gnome.org/~mccann/gnome-session/docs/gnome-session.html#org.gnome.SessionManager.Inhibit
+
+struct ScheduleForBackgroundProcessing::Impl {};
+ScheduleForBackgroundProcessing::ScheduleForBackgroundProcessing() {};
+ScheduleForBackgroundProcessing::~ScheduleForBackgroundProcessing() {};
+
+/*
+struct ScheduleForBackgroundProcessing
+{
+ - required functions ioprio_get/ioprio_set are not part of glibc: http://linux.die.net/man/2/ioprio_set
+ - and probably never will: http://sourceware.org/bugzilla/show_bug.cgi?id=4464
+ - /usr/include/linux/ioprio.h not available on Ubuntu, so we can't use it instead
+
+ ScheduleForBackgroundProcessing() : oldIoPrio(getIoPriority(IOPRIO_WHO_PROCESS, ::getpid()))
+ {
+ if (oldIoPrio != -1)
+ setIoPriority(::getpid(), IOPRIO_PRIO_VALUE(IOPRIO_CLASS_IDLE, 0));
+ }
+ ~ScheduleForBackgroundProcessing()
+ {
+ if (oldIoPrio != -1)
+ setIoPriority(::getpid(), oldIoPrio);
+ }
+
+private:
+ static int getIoPriority(pid_t pid)
+ {
+ return ::syscall(SYS_ioprio_get, IOPRIO_WHO_PROCESS, pid);
+ }
+ static int setIoPriority(pid_t pid, int ioprio)
+ {
+ return ::syscall(SYS_ioprio_set, IOPRIO_WHO_PROCESS, pid, ioprio);
+ }
+
+ const int oldIoPrio;
+};
+*/
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