gentoo-overlay/media-gfx/xv/files/xv-3.10a-fix-wait-20070520.patch

diff -Nur xv-3.10a_old/xvevent.c xv-3.10a/xvevent.c
--- xv-3.10a_old/xvevent.c	2008-05-06 12:44:41.000000000 -0600
+++ xv-3.10a/xvevent.c	2008-05-06 15:55:59.000000000 -0600
@@ -82,7 +82,7 @@
   int    retval,done,waiting;
 #ifdef USE_TICKS
   clock_t waitsec_ticks=0L, orgtime_ticks=0L, curtime_ticks;
-  clock_t elapsed_ticks=0L, remaining_interval;
+  clock_t elapsed_ticks=0L, remaining_interval, clock_ticks_per_sec;
 #else
   time_t orgtime=0L, curtime;
 #endif
@@ -126,7 +126,8 @@
 	 all pending events (ie, drawing the image the first time)
 	 have been dealt with:  START WAITING */
 #ifdef USE_TICKS
-      waitsec_ticks = (clock_t)(waitsec * CLK_TCK);
+      clock_ticks_per_sec = sysconf(_SC_CLK_TCK);
+      waitsec_ticks = (clock_t)(waitsec * clock_ticks_per_sec);
       orgtime_ticks = times(NULL);  /* unclear if NULL valid, but OK on Linux */
 #else
       orgtime = time(NULL);
@@ -168,11 +169,14 @@
         } else
           elapsed_ticks = curtime_ticks - orgtime_ticks;
         remaining_interval = waitsec_ticks - elapsed_ticks;
-        if (remaining_interval >= (clock_t)(1 * CLK_TCK))
+        if (remaining_interval > clock_ticks_per_sec)
           sleep(1);
         else {
-          /* less than one second remaining:  do delay in msec, then return */
-          Timer((remaining_interval * 1000L) / CLK_TCK);  /* can't overflow */
+          if (remaining_interval > 0) {
+            /* less than one second remaining:  do delay in msec, then return */
+            Timer((remaining_interval * 1000L) / clock_ticks_per_sec);  /* can't overflow */
+          }
+
           return waitloop? NEXTLOOP : NEXTQUIT;
         }
 #else