reduce number of calls to gettimeofday

src/actions.cpp

@@ -223,6 +223,7 @@ void Action::Seek()
 {
 	using Global::wHeader;
 	using Global::wFooter;
+	using Global::Timer;
 	using Global::SeekingInProgress;
 	
 	if (!Mpd.GetTotalTime())
@@ -235,7 +236,7 @@ void Action::Seek()
 	LockStatusbar();
 	
 	int songpos = Mpd.GetElapsedTime();
-	time_t t = time(0);
+	timeval t = Timer;
 	
 	int old_timeout = wFooter->getTimeout();
 	wFooter->setTimeout(500);
@@ -246,7 +247,7 @@ void Action::Seek()
 		TraceMpdStatus();
 		myPlaylist->UpdateTimer();
 		
-		int howmuch = Config.incremental_seeking ? (myPlaylist->Timer()-t)/2+Config.seek_time : Config.seek_time;
+		int howmuch = Config.incremental_seeking ? (Timer.tv_sec-t.tv_sec)/2+Config.seek_time : Config.seek_time;
 		
 		Key input = Key::read(*wFooter);
 		auto k = Bindings.get(input);

src/clock.cpp

@@ -132,10 +132,7 @@ void Clock::Update()
 			myPlaylist->SwitchTo();
 	}
 	
-	static timeval past = { 0, 0 };
-	gettimeofday(&past, 0);
-	
-	tm *time = localtime(&past.tv_sec);
+	tm *time = localtime(&Global::Timer.tv_sec);
 	
 	mask = 0;
 	Set(time->tm_sec % 10, 0);

src/ncmpcpp.cpp

@@ -237,7 +237,7 @@ int main(int argc, char **argv)
 		   )
 		{
 			DrawHeader();
-			gettimeofday(&past, 0);
+			past = Timer;
 		}
 		
 		// header stuff end

src/playlist.cpp

@@ -420,6 +420,11 @@ void Playlist::EnableHighlighting()
 	UpdateTimer();
 }
 
+void Playlist::UpdateTimer()
+{
+	itsTimer = Global::Timer;
+}
+
 bool Playlist::SortingInProgress()
 {
 	return w == SortDialog;

src/playlist.h

@@ -76,8 +76,8 @@ class Playlist : public Screen<NC::Window>, public Filterable, public HasSongs,
 		bool SortingInProgress();
 		
 		void EnableHighlighting();
-		void UpdateTimer() { time(&itsTimer); }
-		time_t Timer() const { return itsTimer; }
+		void UpdateTimer();
+		timeval Timer() const { return itsTimer; }
 		
 		bool Add(const MPD::Song &s, bool play, int position = -1);
 		bool Add(const MPD::SongList &l, bool play, int position = -1);
@@ -114,7 +114,7 @@ class Playlist : public Screen<NC::Window>, public Filterable, public HasSongs,
 		size_t itsRemainingTime;
 		size_t itsScrollBegin;
 		
-		time_t itsTimer;
+		timeval itsTimer;
 };
 
 extern Playlist *myPlaylist;

src/server_info.cpp

@@ -95,7 +95,7 @@ void ServerInfo::Update()
 	static timeval past = { 0, 0 };
 	if (Global::Timer.tv_sec <= past.tv_sec)
 		return;
-	gettimeofday(&past, 0);
+	past = Global::Timer;
 	
 	MPD::Statistics stats = Mpd.getStatistics();
 	if (stats.empty())

src/status.cpp

@@ -52,7 +52,7 @@ using Global::VolumeState;
 
 namespace
 {
-	time_t time_of_statusbar_lock;
+	timeval time_of_statusbar_lock;
 	int lock_statusbar_delay = -1;
 	
 	bool block_statusbar_update = 0;
@@ -145,7 +145,7 @@ void TraceMpdStatus()
 	{
 		if (!Mpd.SupportsIdle())
 		{
-			gettimeofday(&past, 0);
+			past = Timer;
 		}
 		else if (Config.display_bitrate && Global::Timer.tv_sec > past.tv_sec && Mpd.isPlaying())
 		{
@@ -153,7 +153,7 @@ void TraceMpdStatus()
 			// idle mode so current song's bitrate is never updated.
 			// we need to force ncmpcpp to fetch it.
 			Mpd.OrderDataFetching();
-			gettimeofday(&past, 0);
+			past = Timer;
 		}
 		Mpd.UpdateStatus();
 	}
@@ -161,17 +161,17 @@ void TraceMpdStatus()
 	ApplyToVisibleWindows(&BasicScreen::Update);
 	
 	if (isVisible(myPlaylist) && myPlaylist->ActiveWindow() == myPlaylist->Items
-	&&  Timer.tv_sec == myPlaylist->Timer()+Config.playlist_disable_highlight_delay
+	&&  Timer.tv_sec == myPlaylist->Timer().tv_sec+Config.playlist_disable_highlight_delay
 	&&  myPlaylist->Items->isHighlighted()
 	&&  Config.playlist_disable_highlight_delay)
 	{
-		myPlaylist->Items->setHighlighting(0);
+		myPlaylist->Items->setHighlighting(false);
 		myPlaylist->Items->refresh();
 	}
 	
 	if (lock_statusbar_delay > 0)
 	{
-		if (Timer.tv_sec >= time_of_statusbar_lock+lock_statusbar_delay)
+		if (Timer.tv_sec >= time_of_statusbar_lock.tv_sec+lock_statusbar_delay)
 		{
 			lock_statusbar_delay = -1;
 			
@@ -709,7 +709,7 @@ void ShowMessage(const char *format, ...)
 {
 	if (Global::ShowMessages && allow_statusbar_unlock)
 	{
-		time(&time_of_statusbar_lock);
+		time_of_statusbar_lock = Global::Timer;
 		lock_statusbar_delay = Config.message_delay_time;
 		if (Config.statusbar_visibility)
 			block_statusbar_update = 1;

src/visualizer.cpp

@@ -123,7 +123,7 @@ void Visualizer::Update()
 		Mpd.DisableOutput(itsOutputID);
 		usleep(50000);
 		Mpd.EnableOutput(itsOutputID);
-		gettimeofday(&itsTimer, 0);
+		itsTimer = Global::Timer;
 	}
 	
 	void (Visualizer::*draw)(int16_t *, ssize_t, size_t, size_t);