Total uptime length

Conflicts:
	sgminer.c

sgminer.c

@@ -2361,6 +2361,30 @@ static bool shared_strategy(void)
   wprintw(win, "%s", tmp42); \
 } while (0)
 
+/* Must be called with curses mutex lock held and curses_active */
+static void curses_print_uptime(void)
+{
+  struct timeval now, tv;
+  unsigned int days, hours;
+  div_t d;
+
+  cgtime(&now);
+  timersub(&now, &total_tv_start, &tv);
+  d = div(tv.tv_sec, 86400);
+  days = d.quot;
+  d = div(d.rem, 3600);
+  hours = d.quot;
+  d = div(d.rem, 60);
+  cg_wprintw(statuswin, " - [%u day%c %02d:%02d:%02d]"
+    , days
+    , (days == 1) ? ' ' : 's'
+    , hours
+    , d.quot
+    , d.rem
+  );
+}
+
+
 /* Must be called with curses mutex lock held and curses_active */
 static void curses_print_status(void)
 {
@@ -2369,6 +2393,7 @@ static void curses_print_status(void)
 
   wattron(statuswin, A_BOLD);
   cg_mvwprintw(statuswin, line, 0, PACKAGE " " VERSION " - Started: %s", datestamp);
+  curses_print_uptime();
   wattroff(statuswin, A_BOLD);
 
   mvwhline(statuswin, ++line, 0, '-', 80);