*** empty log message ***

[software/libev.git] / ev.c

diff --git a/ev.c b/ev.c
index 804002a8bd7904f7f521d5abe03fc488d5e1d408..32369d3de5e24a995a6a905fdfcbd0a4ec402375 100644 (file)
--- a/ev.c
+++ b/ev.c
@@ -204,11 +204,8 @@ extern "C" {
 # define EV_USE_REALTIME 0
 #endif
 
 # define EV_USE_REALTIME 0
 #endif
 

-#if EV_SELECT_IS_WINSOCKET
-# include <winsock.h>
-#endif
-

 #if !EV_STAT_ENABLE
 #if !EV_STAT_ENABLE

+# undef EV_USE_INOTIFY

 # define EV_USE_INOTIFY 0
 #endif
 
 # define EV_USE_INOTIFY 0
 #endif
 


@@ -216,6 +213,10 @@ extern "C" {
 # include <sys/inotify.h>
 #endif
 
 # include <sys/inotify.h>
 #endif
 

+#if EV_SELECT_IS_WINSOCKET
+# include <winsock.h>
+#endif
+

 /**/
 
 /*
 /**/
 
 /*


@@ -232,7 +233,7 @@ extern "C" {
 #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */
 /*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds, TODO */
 
 #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */
 /*#define CLEANUP_INTERVAL (MAX_BLOCKTIME * 5.) /* how often to try to free memory and re-check fds, TODO */
 

-#if __GNUC__ >= 3
+#if __GNUC__ >= 4

 # define expect(expr,value)         __builtin_expect ((expr),(value))
 # define noinline                   __attribute__ ((noinline))
 #else
 # define expect(expr,value)         __builtin_expect ((expr),(value))
 # define noinline                   __attribute__ ((noinline))
 #else


@@ -535,10 +536,10 @@ fd_reify (EV_P)
       ANFD *anfd = anfds + fd;
       ev_io *w;
 
       ANFD *anfd = anfds + fd;
       ev_io *w;
 

-      int events = 0;
+      unsigned char events = 0;

 
       for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next)
 
       for (w = (ev_io *)anfd->head; w; w = (ev_io *)((WL)w)->next)

-        events |= w->events;
+        events |= (unsigned char)w->events;

 
 #if EV_SELECT_IS_WINSOCKET
       if (events)
 
 #if EV_SELECT_IS_WINSOCKET
       if (events)


@@ -549,26 +550,33 @@ fd_reify (EV_P)
         }
 #endif
 
         }
 #endif
 

-      anfd->reify = 0;
+      {
+        unsigned char o_events = anfd->events;
+        unsigned char o_reify  = anfd->reify;
+
+        anfd->reify  = 0;
+        anfd->events = events;

 
 

-      backend_modify (EV_A_ fd, anfd->events, events);
-      anfd->events = events;
+        if (o_events != events || o_reify & EV_IOFDSET)
+          backend_modify (EV_A_ fd, o_events, events);
+      }

     }
 
   fdchangecnt = 0;
 }
 
 void inline_size
     }
 
   fdchangecnt = 0;
 }
 
 void inline_size

-fd_change (EV_P_ int fd)
+fd_change (EV_P_ int fd, int flags)

 {
 {

-  if (expect_false (anfds [fd].reify))
-    return;
+  unsigned char reify = anfds [fd].reify;
+  anfds [fd].reify |= flags;

 
 

-  anfds [fd].reify = 1;
-
-  ++fdchangecnt;
-  array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2);
-  fdchanges [fdchangecnt - 1] = fd;
+  if (expect_true (!reify))
+    {
+      ++fdchangecnt;
+      array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2);
+      fdchanges [fdchangecnt - 1] = fd;
+    }

 }
 
 void inline_speed
 }
 
 void inline_speed


@@ -629,7 +637,7 @@ fd_rearm_all (EV_P)
     if (anfds [fd].events)
       {
         anfds [fd].events = 0;
     if (anfds [fd].events)
       {
         anfds [fd].events = 0;

-        fd_change (EV_A_ fd);
+        fd_change (EV_A_ fd, EV_IOFDSET | 1);

       }
 }
 
       }
 }
 


@@ -654,7 +662,6 @@ upheap (WT *heap, int k)
 
   heap [k] = w;
   ((W)heap [k])->active = k + 1;
 
   heap [k] = w;
   ((W)heap [k])->active = k + 1;

-

 }
 
 void inline_speed
 }
 
 void inline_speed


@@ -795,7 +802,7 @@ siginit (EV_P)
 
 /*****************************************************************************/
 
 
 /*****************************************************************************/
 

-static ev_child *childs [EV_PID_HASHSIZE];
+static WL childs [EV_PID_HASHSIZE];

 
 #ifndef _WIN32
 
 
 #ifndef _WIN32
 


@@ -1033,11 +1040,16 @@ loop_destroy (EV_P)
 #endif
     }
 
 #endif
     }
 

+  ev_free (anfds); anfdmax = 0;
+

   /* have to use the microsoft-never-gets-it-right macro */
   array_free (fdchange, EMPTY);
   array_free (timer, EMPTY);
 #if EV_PERIODIC_ENABLE
   array_free (periodic, EMPTY);
   /* have to use the microsoft-never-gets-it-right macro */
   array_free (fdchange, EMPTY);
   array_free (timer, EMPTY);
 #if EV_PERIODIC_ENABLE
   array_free (periodic, EMPTY);

+#endif
+#if EV_FORK_ENABLE
+  array_free (fork, EMPTY);

 #endif
   array_free (prepare, EMPTY);
   array_free (check, EMPTY);
 #endif
   array_free (prepare, EMPTY);
   array_free (check, EMPTY);


@@ -1217,7 +1229,7 @@ timers_reify (EV_P)
 {
   while (timercnt && ((WT)timers [0])->at <= mn_now)
     {
 {
   while (timercnt && ((WT)timers [0])->at <= mn_now)
     {

-      ev_timer *w = timers [0];
+      ev_timer *w = (ev_timer *)timers [0];

 
       /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/
 
 
       /*assert (("inactive timer on timer heap detected", ev_is_active (w)));*/
 


@@ -1230,7 +1242,7 @@ timers_reify (EV_P)
           if (((WT)w)->at < mn_now)
             ((WT)w)->at = mn_now;
 
           if (((WT)w)->at < mn_now)
             ((WT)w)->at = mn_now;
 

-          downheap ((WT *)timers, timercnt, 0);
+          downheap (timers, timercnt, 0);

         }
       else
         ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */
         }
       else
         ev_timer_stop (EV_A_ w); /* nonrepeating: stop timer */


@@ -1245,7 +1257,7 @@ periodics_reify (EV_P)
 {
   while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now)
     {
 {
   while (periodiccnt && ((WT)periodics [0])->at <= ev_rt_now)
     {

-      ev_periodic *w = periodics [0];
+      ev_periodic *w = (ev_periodic *)periodics [0];

 
       /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/
 
 
       /*assert (("inactive timer on periodic heap detected", ev_is_active (w)));*/
 


@@ -1254,14 +1266,14 @@ periodics_reify (EV_P)
         {
           ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON);
           assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now));
         {
           ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + TIME_EPSILON);
           assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now));

-          downheap ((WT *)periodics, periodiccnt, 0);
+          downheap (periodics, periodiccnt, 0);

         }
       else if (w->interval)
         {
           ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
           if (((WT)w)->at - ev_rt_now <= TIME_EPSILON) ((WT)w)->at += w->interval;
           assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now));
         }
       else if (w->interval)
         {
           ((WT)w)->at = w->offset + ceil ((ev_rt_now - w->offset) / w->interval) * w->interval;
           if (((WT)w)->at - ev_rt_now <= TIME_EPSILON) ((WT)w)->at += w->interval;
           assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > ev_rt_now));

-          downheap ((WT *)periodics, periodiccnt, 0);
+          downheap (periodics, periodiccnt, 0);

         }
       else
         ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */
         }
       else
         ev_periodic_stop (EV_A_ w); /* nonrepeating: stop timer */


@@ -1278,7 +1290,7 @@ periodics_reschedule (EV_P)
   /* adjust periodics after time jump */
   for (i = 0; i < periodiccnt; ++i)
     {
   /* adjust periodics after time jump */
   for (i = 0; i < periodiccnt; ++i)
     {

-      ev_periodic *w = periodics [i];
+      ev_periodic *w = (ev_periodic *)periodics [i];

 
       if (w->reschedule_cb)
         ((WT)w)->at = w->reschedule_cb (w, ev_rt_now);
 
       if (w->reschedule_cb)
         ((WT)w)->at = w->reschedule_cb (w, ev_rt_now);


@@ -1288,7 +1300,7 @@ periodics_reschedule (EV_P)
 
   /* now rebuild the heap */
   for (i = periodiccnt >> 1; i--; )
 
   /* now rebuild the heap */
   for (i = periodiccnt >> 1; i--; )

-    downheap ((WT *)periodics, periodiccnt, i);
+    downheap (periodics, periodiccnt, i);

 }
 #endif
 
 }
 #endif
 


@@ -1600,9 +1612,10 @@ ev_io_start (EV_P_ ev_io *w)
 
   ev_start (EV_A_ (W)w, 1);
   array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init);
 
   ev_start (EV_A_ (W)w, 1);
   array_needsize (ANFD, anfds, anfdmax, fd + 1, anfds_init);

-  wlist_add ((WL *)&anfds[fd].head, (WL)w);
+  wlist_add (&anfds[fd].head, (WL)w);

 
 

-  fd_change (EV_A_ fd);
+  fd_change (EV_A_ fd, w->events & EV_IOFDSET | 1);
+  w->events &= ~EV_IOFDSET;

 }
 
 void noinline
 }
 
 void noinline


@@ -1614,10 +1627,10 @@ ev_io_stop (EV_P_ ev_io *w)
 
   assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax));
 
 
   assert (("ev_io_start called with illegal fd (must stay constant after start!)", w->fd >= 0 && w->fd < anfdmax));
 

-  wlist_del ((WL *)&anfds[w->fd].head, (WL)w);
+  wlist_del (&anfds[w->fd].head, (WL)w);

   ev_stop (EV_A_ (W)w);
 
   ev_stop (EV_A_ (W)w);
 

-  fd_change (EV_A_ w->fd);
+  fd_change (EV_A_ w->fd, 1);

 }
 
 void noinline
 }
 
 void noinline


@@ -1631,9 +1644,9 @@ ev_timer_start (EV_P_ ev_timer *w)
   assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));
 
   ev_start (EV_A_ (W)w, ++timercnt);
   assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));
 
   ev_start (EV_A_ (W)w, ++timercnt);

-  array_needsize (ev_timer *, timers, timermax, timercnt, EMPTY2);
-  timers [timercnt - 1] = w;
-  upheap ((WT *)timers, timercnt - 1);
+  array_needsize (WT, timers, timermax, timercnt, EMPTY2);
+  timers [timercnt - 1] = (WT)w;
+  upheap (timers, timercnt - 1);

 
   /*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/
 }
 
   /*assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));*/
 }


@@ -1645,7 +1658,7 @@ ev_timer_stop (EV_P_ ev_timer *w)
   if (expect_false (!ev_is_active (w)))
     return;
 
   if (expect_false (!ev_is_active (w)))
     return;
 

-  assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));
+  assert (("internal timer heap corruption", timers [((W)w)->active - 1] == (WT)w));

 
   {
     int active = ((W)w)->active;
 
   {
     int active = ((W)w)->active;


@@ -1653,7 +1666,7 @@ ev_timer_stop (EV_P_ ev_timer *w)
     if (expect_true (--active < --timercnt))
       {
         timers [active] = timers [timercnt];
     if (expect_true (--active < --timercnt))
       {
         timers [active] = timers [timercnt];

-        adjustheap ((WT *)timers, timercnt, active);
+        adjustheap (timers, timercnt, active);

       }
   }
 
       }
   }
 


@@ -1670,7 +1683,7 @@ ev_timer_again (EV_P_ ev_timer *w)
       if (w->repeat)
         {
           ((WT)w)->at = mn_now + w->repeat;
       if (w->repeat)
         {
           ((WT)w)->at = mn_now + w->repeat;

-          adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1);
+          adjustheap (timers, timercnt, ((W)w)->active - 1);

         }
       else
         ev_timer_stop (EV_A_ w);
         }
       else
         ev_timer_stop (EV_A_ w);


@@ -1701,9 +1714,9 @@ ev_periodic_start (EV_P_ ev_periodic *w)
     ((WT)w)->at = w->offset;
 
   ev_start (EV_A_ (W)w, ++periodiccnt);
     ((WT)w)->at = w->offset;
 
   ev_start (EV_A_ (W)w, ++periodiccnt);

-  array_needsize (ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2);
-  periodics [periodiccnt - 1] = w;
-  upheap ((WT *)periodics, periodiccnt - 1);
+  array_needsize (WT, periodics, periodicmax, periodiccnt, EMPTY2);
+  periodics [periodiccnt - 1] = (WT)w;
+  upheap (periodics, periodiccnt - 1);

 
   /*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/
 }
 
   /*assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));*/
 }


@@ -1715,7 +1728,7 @@ ev_periodic_stop (EV_P_ ev_periodic *w)
   if (expect_false (!ev_is_active (w)))
     return;
 
   if (expect_false (!ev_is_active (w)))
     return;
 

-  assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));
+  assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == (WT)w));

 
   {
     int active = ((W)w)->active;
 
   {
     int active = ((W)w)->active;


@@ -1723,7 +1736,7 @@ ev_periodic_stop (EV_P_ ev_periodic *w)
     if (expect_true (--active < --periodiccnt))
       {
         periodics [active] = periodics [periodiccnt];
     if (expect_true (--active < --periodiccnt))
       {
         periodics [active] = periodics [periodiccnt];

-        adjustheap ((WT *)periodics, periodiccnt, active);
+        adjustheap (periodics, periodiccnt, active);

       }
   }
 
       }
   }
 


@@ -1769,7 +1782,7 @@ ev_signal_start (EV_P_ ev_signal *w)
   }
 
   ev_start (EV_A_ (W)w, 1);
   }
 
   ev_start (EV_A_ (W)w, 1);

-  wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w);
+  wlist_add (&signals [w->signum - 1].head, (WL)w);

 
   if (!((WL)w)->next)
     {
 
   if (!((WL)w)->next)
     {


@@ -1792,7 +1805,7 @@ ev_signal_stop (EV_P_ ev_signal *w)
   if (expect_false (!ev_is_active (w)))
     return;
 
   if (expect_false (!ev_is_active (w)))
     return;
 

-  wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w);
+  wlist_del (&signals [w->signum - 1].head, (WL)w);

   ev_stop (EV_A_ (W)w);
 
   if (!signals [w->signum - 1].head)
   ev_stop (EV_A_ (W)w);
 
   if (!signals [w->signum - 1].head)


@@ -1809,7 +1822,7 @@ ev_child_start (EV_P_ ev_child *w)
     return;
 
   ev_start (EV_A_ (W)w, 1);
     return;
 
   ev_start (EV_A_ (W)w, 1);

-  wlist_add ((WL *)&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);
+  wlist_add (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);

 }
 
 void
 }
 
 void


@@ -1819,7 +1832,7 @@ ev_child_stop (EV_P_ ev_child *w)
   if (expect_false (!ev_is_active (w)))
     return;
 
   if (expect_false (!ev_is_active (w)))
     return;
 

-  wlist_del ((WL *)&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);
+  wlist_del (&childs [w->pid & (EV_PID_HASHSIZE - 1)], (WL)w);

   ev_stop (EV_A_ (W)w);
 }
 
   ev_stop (EV_A_ (W)w);
 }
 


@@ -2171,7 +2184,7 @@ ev_check_stop (EV_P_ ev_check *w)
 void noinline
 ev_embed_sweep (EV_P_ ev_embed *w)
 {
 void noinline
 ev_embed_sweep (EV_P_ ev_embed *w)
 {

-  ev_loop (w->loop, EVLOOP_NONBLOCK);
+  ev_loop (w->other, EVLOOP_NONBLOCK);

 }
 
 static void
 }
 
 static void


@@ -2192,7 +2205,7 @@ ev_embed_start (EV_P_ ev_embed *w)
     return;
 
   {
     return;
 
   {

-    struct ev_loop *loop = w->loop;
+    struct ev_loop *loop = w->other;

     assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ()));
     ev_io_init (&w->io, embed_cb, backend_fd, EV_READ);
   }
     assert (("loop to be embedded is not embeddable", backend & ev_embeddable_backends ()));
     ev_io_init (&w->io, embed_cb, backend_fd, EV_READ);
   }


@@ -2309,6 +2322,10 @@ ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, vo
     }
 }
 
     }
 }
 

+#if EV_MULTIPLICITY
+  #include "ev_wrap.h"
+#endif
+

 #ifdef __cplusplus
 }
 #endif
 #ifdef __cplusplus
 }
 #endif