better ev_loop docs

[software/libev.git] / ev.c

diff --git a/ev.c b/ev.c
index 9737950228d6e7e9318e2aad8db2a86276d02aff..d04f786409cfee6846ba178c0cb92ef466351fce 100644 (file)
--- a/ev.c
+++ b/ev.c
@@ -37,23 +37,27 @@ extern "C" {
 # include "config.h"
 
 # if HAVE_CLOCK_GETTIME
 # include "config.h"
 
 # if HAVE_CLOCK_GETTIME

-#  define EV_USE_MONOTONIC 1
-#  define EV_USE_REALTIME  1
+#  ifndef EV_USE_MONOTONIC
+#   define EV_USE_MONOTONIC 1
+#  endif
+#  ifndef EV_USE_REALTIME
+#   define EV_USE_REALTIME  1
+#  endif

 # endif
 
 # endif
 

-# if HAVE_SELECT && HAVE_SYS_SELECT_H
+# if HAVE_SELECT && HAVE_SYS_SELECT_H && !defined (EV_USE_SELECT)

 #  define EV_USE_SELECT 1
 # endif
 
 #  define EV_USE_SELECT 1
 # endif
 

-# if HAVE_POLL && HAVE_POLL_H
+# if HAVE_POLL && HAVE_POLL_H && !defined (EV_USE_POLL)

 #  define EV_USE_POLL 1
 # endif
 
 #  define EV_USE_POLL 1
 # endif
 

-# if HAVE_EPOLL && HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H
+# if HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H && !defined (EV_USE_EPOLL)

 #  define EV_USE_EPOLL 1
 # endif
 
 #  define EV_USE_EPOLL 1
 # endif
 

-# if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H
+# if HAVE_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H && !defined (EV_USE_KQUEUE)

 #  define EV_USE_KQUEUE 1
 # endif
 
 #  define EV_USE_KQUEUE 1
 # endif
 


@@ -73,11 +77,18 @@ extern "C" {
 
 #include <signal.h>
 
 
 #include <signal.h>
 

-#ifndef WIN32
+#ifndef _WIN32

 # include <unistd.h>
 # include <sys/time.h>
 # include <sys/wait.h>
 # include <unistd.h>
 # include <sys/time.h>
 # include <sys/wait.h>

+#else
+# define WIN32_LEAN_AND_MEAN
+# include <windows.h>
+# ifndef EV_SELECT_IS_WINSOCKET
+#  define EV_SELECT_IS_WINSOCKET 1
+# endif

 #endif
 #endif

+

 /**/
 
 #ifndef EV_USE_MONOTONIC
 /**/
 
 #ifndef EV_USE_MONOTONIC


@@ -86,10 +97,15 @@ extern "C" {
 
 #ifndef EV_USE_SELECT
 # define EV_USE_SELECT 1
 
 #ifndef EV_USE_SELECT
 # define EV_USE_SELECT 1

+# define EV_SELECT_USE_FD_SET 1

 #endif
 
 #ifndef EV_USE_POLL
 #endif
 
 #ifndef EV_USE_POLL

-# define EV_USE_POLL 0 /* poll is usually slower than select, and not as well tested */
+# ifdef _WIN32
+#  define EV_USE_POLL 0
+# else
+#  define EV_USE_POLL 1
+# endif

 #endif
 
 #ifndef EV_USE_EPOLL
 #endif
 
 #ifndef EV_USE_EPOLL


@@ -100,22 +116,18 @@ extern "C" {
 # define EV_USE_KQUEUE 0
 #endif
 
 # define EV_USE_KQUEUE 0
 #endif
 

-#ifndef EV_USE_WIN32
-# ifdef WIN32
-#  define EV_USE_WIN32 0 /* it does not exist, use select */
-#  undef EV_USE_SELECT
-#  define EV_USE_SELECT 1
-# else
-#  define EV_USE_WIN32 0
-# endif
-#endif
-

 #ifndef EV_USE_REALTIME
 # define EV_USE_REALTIME 1
 #endif
 
 /**/
 
 #ifndef EV_USE_REALTIME
 # define EV_USE_REALTIME 1
 #endif
 
 /**/
 

+/* darwin simply cannot be helped */
+#ifdef __APPLE__
+# undef EV_USE_POLL
+# undef EV_USE_KQUEUE
+#endif
+

 #ifndef CLOCK_MONOTONIC
 # undef EV_USE_MONOTONIC
 # define EV_USE_MONOTONIC 0
 #ifndef CLOCK_MONOTONIC
 # undef EV_USE_MONOTONIC
 # define EV_USE_MONOTONIC 0


@@ -126,6 +138,10 @@ extern "C" {
 # define EV_USE_REALTIME 0
 #endif
 
 # define EV_USE_REALTIME 0
 #endif
 

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

 /**/
 
 #define MIN_TIMEJUMP  1. /* minimum timejump that gets detected (if monotonic clock available) */
 /**/
 
 #define MIN_TIMEJUMP  1. /* minimum timejump that gets detected (if monotonic clock available) */


@@ -153,13 +169,18 @@ extern "C" {
 #define NUMPRI    (EV_MAXPRI - EV_MINPRI + 1)
 #define ABSPRI(w) ((w)->priority - EV_MINPRI)
 
 #define NUMPRI    (EV_MAXPRI - EV_MINPRI + 1)
 #define ABSPRI(w) ((w)->priority - EV_MINPRI)
 

+#define EMPTY0      /* required for microsofts broken pseudo-c compiler */
+#define EMPTY2(a,b) /* used to suppress some warnings */
+

 typedef struct ev_watcher *W;
 typedef struct ev_watcher_list *WL;
 typedef struct ev_watcher_time *WT;
 
 static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */
 
 typedef struct ev_watcher *W;
 typedef struct ev_watcher_list *WL;
 typedef struct ev_watcher_time *WT;
 
 static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */
 

-#include "ev_win32.c"
+#ifdef _WIN32
+# include "ev_win32.c"
+#endif

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


@@ -216,6 +237,9 @@ typedef struct
   WL head;
   unsigned char events;
   unsigned char reify;
   WL head;
   unsigned char events;
   unsigned char reify;

+#if EV_SELECT_IS_WINSOCKET
+  SOCKET handle;
+#endif

 } ANFD;
 
 typedef struct
 } ANFD;
 
 typedef struct


@@ -229,6 +253,7 @@ typedef struct
   struct ev_loop
   {
     ev_tstamp ev_rt_now;
   struct ev_loop
   {
     ev_tstamp ev_rt_now;

+    #define ev_rt_now ((loop)->ev_rt_now)

     #define VAR(name,decl) decl;
       #include "ev_vars.h"
     #undef VAR
     #define VAR(name,decl) decl;
       #include "ev_vars.h"
     #undef VAR


@@ -288,7 +313,7 @@ ev_now (EV_P)
 }
 #endif
 
 }
 #endif
 

-#define array_roundsize(type,n) ((n) | 4 & ~3)
+#define array_roundsize(type,n) (((n) | 4) & ~3)

 
 #define array_needsize(type,base,cur,cnt,init)                 \
   if (expect_false ((cnt) > cur))                              \
 
 #define array_needsize(type,base,cur,cnt,init)                 \
   if (expect_false ((cnt) > cur))                              \


@@ -313,11 +338,6 @@ ev_now (EV_P)
       fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\
     }
 
       fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\
     }
 

-/* microsoft's pseudo-c is quite far from C as the rest of the world and the standard knows it */
-/* bringing us everlasting joy in form of stupid extra macros that are not required in C */
-#define array_free_microshit(stem) \
-  ev_free (stem ## s); stem ## cnt = stem ## max = 0;
-

 #define array_free(stem, idx) \
   ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0;
 
 #define array_free(stem, idx) \
   ev_free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0;
 


@@ -348,7 +368,7 @@ ev_feed_event (EV_P_ void *w, int revents)
     }
 
   w_->pending = ++pendingcnt [ABSPRI (w_)];
     }
 
   w_->pending = ++pendingcnt [ABSPRI (w_)];

-  array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], (void));
+  array_needsize (ANPENDING, pendings [ABSPRI (w_)], pendingmax [ABSPRI (w_)], pendingcnt [ABSPRI (w_)], EMPTY2);

   pendings [ABSPRI (w_)][w_->pending - 1].w      = w_;
   pendings [ABSPRI (w_)][w_->pending - 1].events = revents;
 }
   pendings [ABSPRI (w_)][w_->pending - 1].w      = w_;
   pendings [ABSPRI (w_)][w_->pending - 1].events = revents;
 }


@@ -401,6 +421,15 @@ fd_reify (EV_P)
       for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next)
         events |= w->events;
 
       for (w = (struct ev_io *)anfd->head; w; w = (struct ev_io *)((WL)w)->next)
         events |= w->events;
 

+#if EV_SELECT_IS_WINSOCKET
+      if (events)
+        {
+          unsigned long argp;
+          anfd->handle = _get_osfhandle (fd);
+          assert (("libev only supports socket fds in this configuration", ioctlsocket (anfd->handle, FIONREAD, &argp) == 0));
+        }
+#endif
+

       anfd->reify = 0;
 
       method_modify (EV_A_ fd, anfd->events, events);
       anfd->reify = 0;
 
       method_modify (EV_A_ fd, anfd->events, events);


@@ -419,7 +448,7 @@ fd_change (EV_P_ int fd)
   anfds [fd].reify = 1;
 
   ++fdchangecnt;
   anfds [fd].reify = 1;
 
   ++fdchangecnt;

-  array_needsize (int, fdchanges, fdchangemax, fdchangecnt, (void));
+  array_needsize (int, fdchanges, fdchangemax, fdchangecnt, EMPTY2);

   fdchanges [fdchangecnt - 1] = fd;
 }
 
   fdchanges [fdchangecnt - 1] = fd;
 }
 


@@ -438,8 +467,8 @@ fd_kill (EV_P_ int fd)
 static int
 fd_valid (int fd)
 {
 static int
 fd_valid (int fd)
 {

-#ifdef WIN32
-  return !!win32_get_osfhandle (fd);
+#ifdef _WIN32
+  return _get_osfhandle (fd) != -1;

 #else
   return fcntl (fd, F_GETFD) != -1;
 #endif
 #else
   return fcntl (fd, F_GETFD) != -1;
 #endif


@@ -530,15 +559,10 @@ downheap (WT *heap, int N, int k)
 }
 
 inline void
 }
 
 inline void

-adjustheap (WT *heap, int N, int k, ev_tstamp at)
+adjustheap (WT *heap, int N, int k)

 {
 {

-  ev_tstamp old_at = heap [k]->at;
-  heap [k]->at = at;
-
-  if (old_at < at)
-    downheap (heap, N, k);
-  else
-    upheap (heap, k);
+  upheap (heap, k);
+  downheap (heap, N, k);

 }
 
 /*****************************************************************************/
 }
 
 /*****************************************************************************/


@@ -571,7 +595,7 @@ signals_init (ANSIG *base, int count)
 static void
 sighandler (int signum)
 {
 static void
 sighandler (int signum)
 {

-#if WIN32
+#if _WIN32

   signal (signum, sighandler);
 #endif
 
   signal (signum, sighandler);
 #endif
 


@@ -581,11 +605,7 @@ sighandler (int signum)
     {
       int old_errno = errno;
       gotsig = 1;
     {
       int old_errno = errno;
       gotsig = 1;

-#ifdef WIN32
-      send (sigpipe [1], &signum, 1, MSG_DONTWAIT);
-#else

       write (sigpipe [1], &signum, 1);
       write (sigpipe [1], &signum, 1);

-#endif

       errno = old_errno;
     }
 }
       errno = old_errno;
     }
 }


@@ -615,11 +635,7 @@ sigcb (EV_P_ struct ev_io *iow, int revents)
 {
   int signum;
 
 {
   int signum;
 

-#ifdef WIN32
-  recv (sigpipe [0], &revents, 1, MSG_DONTWAIT);
-#else

   read (sigpipe [0], &revents, 1);
   read (sigpipe [0], &revents, 1);

-#endif

   gotsig = 0;
 
   for (signum = signalmax; signum--; )
   gotsig = 0;
 
   for (signum = signalmax; signum--; )


@@ -627,17 +643,23 @@ sigcb (EV_P_ struct ev_io *iow, int revents)
       ev_feed_signal_event (EV_A_ signum + 1);
 }
 
       ev_feed_signal_event (EV_A_ signum + 1);
 }
 

+inline void
+fd_intern (int fd)
+{
+#ifdef _WIN32
+  int arg = 1;
+  ioctlsocket (_get_osfhandle (fd), FIONBIO, &arg);
+#else
+  fcntl (fd, F_SETFD, FD_CLOEXEC);
+  fcntl (fd, F_SETFL, O_NONBLOCK);
+#endif
+}
+

 static void
 siginit (EV_P)
 {
 static void
 siginit (EV_P)
 {

-#ifndef WIN32
-  fcntl (sigpipe [0], F_SETFD, FD_CLOEXEC);
-  fcntl (sigpipe [1], F_SETFD, FD_CLOEXEC);
-
-  /* rather than sort out wether we really need nb, set it */
-  fcntl (sigpipe [0], F_SETFL, O_NONBLOCK);
-  fcntl (sigpipe [1], F_SETFL, O_NONBLOCK);
-#endif
+  fd_intern (sigpipe [0]);
+  fd_intern (sigpipe [1]);

 
   ev_io_set (&sigev, sigpipe [0], EV_READ);
   ev_io_start (EV_A_ &sigev);
 
   ev_io_set (&sigev, sigpipe [0], EV_READ);
   ev_io_start (EV_A_ &sigev);


@@ -648,7 +670,7 @@ siginit (EV_P)
 
 static struct ev_child *childs [PID_HASHSIZE];
 
 
 static struct ev_child *childs [PID_HASHSIZE];
 

-#ifndef WIN32
+#ifndef _WIN32

 
 static struct ev_signal childev;
 
 
 static struct ev_signal childev;
 


@@ -719,7 +741,7 @@ ev_version_minor (void)
 static int
 enable_secure (void)
 {
 static int
 enable_secure (void)
 {

-#ifdef WIN32
+#ifdef _WIN32

   return 0;
 #else
   return getuid () != geteuid ()
   return 0;
 #else
   return getuid () != geteuid ()


@@ -727,14 +749,14 @@ enable_secure (void)
 #endif
 }
 
 #endif
 }
 

-int
+unsigned int

 ev_method (EV_P)
 {
   return method;
 }
 
 static void
 ev_method (EV_P)
 {
   return method;
 }
 
 static void

-loop_init (EV_P_ int methods)
+loop_init (EV_P_ unsigned int flags)

 {
   if (!method)
     {
 {
   if (!method)
     {


@@ -751,27 +773,24 @@ loop_init (EV_P_ int methods)
       now_floor = mn_now;
       rtmn_diff = ev_rt_now - mn_now;
 
       now_floor = mn_now;
       rtmn_diff = ev_rt_now - mn_now;
 

-      if (methods == EVMETHOD_AUTO)
-        if (!enable_secure () && getenv ("LIBEV_METHODS"))
-          methods = atoi (getenv ("LIBEV_METHODS"));
-        else
-          methods = EVMETHOD_ANY;
+      if (!(flags & EVFLAG_NOENV) && !enable_secure () && getenv ("LIBEV_FLAGS"))
+        flags = atoi (getenv ("LIBEV_FLAGS"));
+
+      if (!(flags & 0x0000ffff))
+        flags |= 0x0000ffff;

 
       method = 0;
 
       method = 0;

-#if EV_USE_WIN32
-      if (!method && (methods & EVMETHOD_WIN32 )) method = win32_init  (EV_A_ methods);
-#endif

 #if EV_USE_KQUEUE
 #if EV_USE_KQUEUE

-      if (!method && (methods & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ methods);
+      if (!method && (flags & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ flags);

 #endif
 #if EV_USE_EPOLL
 #endif
 #if EV_USE_EPOLL

-      if (!method && (methods & EVMETHOD_EPOLL )) method = epoll_init  (EV_A_ methods);
+      if (!method && (flags & EVMETHOD_EPOLL )) method = epoll_init  (EV_A_ flags);

 #endif
 #if EV_USE_POLL
 #endif
 #if EV_USE_POLL

-      if (!method && (methods & EVMETHOD_POLL  )) method = poll_init   (EV_A_ methods);
+      if (!method && (flags & EVMETHOD_POLL  )) method = poll_init   (EV_A_ flags);

 #endif
 #if EV_USE_SELECT
 #endif
 #if EV_USE_SELECT

-      if (!method && (methods & EVMETHOD_SELECT)) method = select_init (EV_A_ methods);
+      if (!method && (flags & EVMETHOD_SELECT)) method = select_init (EV_A_ flags);

 #endif
 
       ev_init (&sigev, sigcb);
 #endif
 
       ev_init (&sigev, sigcb);


@@ -784,9 +803,6 @@ loop_destroy (EV_P)
 {
   int i;
 
 {
   int i;
 

-#if EV_USE_WIN32
-  if (method == EVMETHOD_WIN32 ) win32_destroy  (EV_A);
-#endif

 #if EV_USE_KQUEUE
   if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A);
 #endif
 #if EV_USE_KQUEUE
   if (method == EVMETHOD_KQUEUE) kqueue_destroy (EV_A);
 #endif


@@ -804,14 +820,14 @@ loop_destroy (EV_P)
     array_free (pending, [i]);
 
   /* have to use the microsoft-never-gets-it-right macro */
     array_free (pending, [i]);
 
   /* have to use the microsoft-never-gets-it-right macro */

-  array_free_microshit (fdchange);
-  array_free_microshit (timer);
+  array_free (fdchange, EMPTY0);
+  array_free (timer, EMPTY0);

 #if EV_PERIODICS
 #if EV_PERIODICS

-  array_free_microshit (periodic);
+  array_free (periodic, EMPTY0);

 #endif
 #endif

-  array_free_microshit (idle);
-  array_free_microshit (prepare);
-  array_free_microshit (check);
+  array_free (idle, EMPTY0);
+  array_free (prepare, EMPTY0);
+  array_free (check, EMPTY0);

 
   method = 0;
 }
 
   method = 0;
 }


@@ -846,13 +862,13 @@ loop_fork (EV_P)
 
 #if EV_MULTIPLICITY
 struct ev_loop *
 
 #if EV_MULTIPLICITY
 struct ev_loop *

-ev_loop_new (int methods)
+ev_loop_new (unsigned int flags)

 {
   struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop));
 
   memset (loop, 0, sizeof (struct ev_loop));
 
 {
   struct ev_loop *loop = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop));
 
   memset (loop, 0, sizeof (struct ev_loop));
 

-  loop_init (EV_A_ methods);
+  loop_init (EV_A_ flags);

 
   if (ev_method (EV_A))
     return loop;
 
   if (ev_method (EV_A))
     return loop;


@@ -880,7 +896,7 @@ struct ev_loop *
 #else
 int
 #endif
 #else
 int
 #endif

-ev_default_loop (int methods)
+ev_default_loop (unsigned int flags)

 {
   if (sigpipe [0] == sigpipe [1])
     if (pipe (sigpipe))
 {
   if (sigpipe [0] == sigpipe [1])
     if (pipe (sigpipe))


@@ -894,13 +910,13 @@ ev_default_loop (int methods)
       default_loop = 1;
 #endif
 
       default_loop = 1;
 #endif
 

-      loop_init (EV_A_ methods);
+      loop_init (EV_A_ flags);

 
       if (ev_method (EV_A))
         {
           siginit (EV_A);
 
 
       if (ev_method (EV_A))
         {
           siginit (EV_A);
 

-#ifndef WIN32
+#ifndef _WIN32

           ev_signal_init (&childev, childcb, SIGCHLD);
           ev_set_priority (&childev, EV_MAXPRI);
           ev_signal_start (EV_A_ &childev);
           ev_signal_init (&childev, childcb, SIGCHLD);
           ev_set_priority (&childev, EV_MAXPRI);
           ev_signal_start (EV_A_ &childev);


@@ -921,7 +937,7 @@ ev_default_destroy (void)
   struct ev_loop *loop = default_loop;
 #endif
 
   struct ev_loop *loop = default_loop;
 #endif
 

-#ifndef WIN32
+#ifndef _WIN32

   ev_ref (EV_A); /* child watcher */
   ev_signal_stop (EV_A_ &childev);
 #endif
   ev_ref (EV_A); /* child watcher */
   ev_signal_stop (EV_A_ &childev);
 #endif


@@ -1018,8 +1034,7 @@ periodics_reify (EV_P)
       /* first reschedule or stop timer */
       if (w->reschedule_cb)
         {
       /* first reschedule or stop timer */
       if (w->reschedule_cb)
         {

-          ev_tstamp at = ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001);
-
+          ((WT)w)->at = w->reschedule_cb (w, ev_rt_now + 0.0001);

           assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now));
           downheap ((WT *)periodics, periodiccnt, 0);
         }
           assert (("ev_periodic reschedule callback returned time in the past", ((WT)w)->at > ev_rt_now));
           downheap ((WT *)periodics, periodiccnt, 0);
         }


@@ -1147,7 +1162,7 @@ ev_loop (EV_P_ int flags)
   double block;
   loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) ? 1 : 0;
 
   double block;
   loop_done = flags & (EVLOOP_ONESHOT | EVLOOP_NONBLOCK) ? 1 : 0;
 

-  do
+  while (activecnt)

     {
       /* queue check watchers (and execute them) */
       if (expect_false (preparecnt))
     {
       /* queue check watchers (and execute them) */
       if (expect_false (preparecnt))


@@ -1220,8 +1235,10 @@ ev_loop (EV_P_ int flags)
         queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK);
 
       call_pending (EV_A);
         queue_events (EV_A_ (W *)checks, checkcnt, EV_CHECK);
 
       call_pending (EV_A);

+
+      if (loop_done)
+        break;

     }
     }

-  while (activecnt && !loop_done);

 
   if (loop_done != 2)
     loop_done = 0;
 
   if (loop_done != 2)
     loop_done = 0;


@@ -1329,7 +1346,7 @@ ev_timer_start (EV_P_ struct 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 (struct ev_timer *, timers, timermax, timercnt, (void));
+  array_needsize (struct ev_timer *, timers, timermax, timercnt, EMPTY2);

   timers [timercnt - 1] = w;
   upheap ((WT *)timers, timercnt - 1);
 
   timers [timercnt - 1] = w;
   upheap ((WT *)timers, timercnt - 1);
 


@@ -1348,7 +1365,7 @@ ev_timer_stop (EV_P_ struct ev_timer *w)
   if (((W)w)->active < timercnt--)
     {
       timers [((W)w)->active - 1] = timers [timercnt];
   if (((W)w)->active < timercnt--)
     {
       timers [((W)w)->active - 1] = timers [timercnt];

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

     }
 
   ((WT)w)->at -= mn_now;
     }
 
   ((WT)w)->at -= mn_now;


@@ -1362,12 +1379,18 @@ ev_timer_again (EV_P_ struct ev_timer *w)
   if (ev_is_active (w))
     {
       if (w->repeat)
   if (ev_is_active (w))
     {
       if (w->repeat)

-        adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1, mn_now + w->repeat);
+        {
+          ((WT)w)->at = mn_now + w->repeat;
+          adjustheap ((WT *)timers, timercnt, ((W)w)->active - 1);
+        }

       else
         ev_timer_stop (EV_A_ w);
     }
   else if (w->repeat)
       else
         ev_timer_stop (EV_A_ w);
     }
   else if (w->repeat)

-    ev_timer_start (EV_A_ w);
+    {
+      w->at = w->repeat;
+      ev_timer_start (EV_A_ w);
+    }

 }
 
 #if EV_PERIODICS
 }
 
 #if EV_PERIODICS


@@ -1387,7 +1410,7 @@ ev_periodic_start (EV_P_ struct ev_periodic *w)
     }
 
   ev_start (EV_A_ (W)w, ++periodiccnt);
     }
 
   ev_start (EV_A_ (W)w, ++periodiccnt);

-  array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, (void));
+  array_needsize (struct ev_periodic *, periodics, periodicmax, periodiccnt, EMPTY2);

   periodics [periodiccnt - 1] = w;
   upheap ((WT *)periodics, periodiccnt - 1);
 
   periodics [periodiccnt - 1] = w;
   upheap ((WT *)periodics, periodiccnt - 1);
 


@@ -1406,7 +1429,7 @@ ev_periodic_stop (EV_P_ struct ev_periodic *w)
   if (((W)w)->active < periodiccnt--)
     {
       periodics [((W)w)->active - 1] = periodics [periodiccnt];
   if (((W)w)->active < periodiccnt--)
     {
       periodics [((W)w)->active - 1] = periodics [periodiccnt];

-      downheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1);
+      adjustheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1);

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


@@ -1428,7 +1451,7 @@ ev_idle_start (EV_P_ struct ev_idle *w)
     return;
 
   ev_start (EV_A_ (W)w, ++idlecnt);
     return;
 
   ev_start (EV_A_ (W)w, ++idlecnt);

-  array_needsize (struct ev_idle *, idles, idlemax, idlecnt, (void));
+  array_needsize (struct ev_idle *, idles, idlemax, idlecnt, EMPTY2);

   idles [idlecnt - 1] = w;
 }
 
   idles [idlecnt - 1] = w;
 }
 


@@ -1450,7 +1473,7 @@ ev_prepare_start (EV_P_ struct ev_prepare *w)
     return;
 
   ev_start (EV_A_ (W)w, ++preparecnt);
     return;
 
   ev_start (EV_A_ (W)w, ++preparecnt);

-  array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, (void));
+  array_needsize (struct ev_prepare *, prepares, preparemax, preparecnt, EMPTY2);

   prepares [preparecnt - 1] = w;
 }
 
   prepares [preparecnt - 1] = w;
 }
 


@@ -1472,7 +1495,7 @@ ev_check_start (EV_P_ struct ev_check *w)
     return;
 
   ev_start (EV_A_ (W)w, ++checkcnt);
     return;
 
   ev_start (EV_A_ (W)w, ++checkcnt);

-  array_needsize (struct ev_check *, checks, checkmax, checkcnt, (void));
+  array_needsize (struct ev_check *, checks, checkmax, checkcnt, EMPTY2);

   checks [checkcnt - 1] = w;
 }
 
   checks [checkcnt - 1] = w;
 }
 


@@ -1508,7 +1531,7 @@ ev_signal_start (EV_P_ struct ev_signal *w)
 
   if (!((WL)w)->next)
     {
 
   if (!((WL)w)->next)
     {

-#if WIN32
+#if _WIN32

       signal (w->signum, sighandler);
 #else
       struct sigaction sa;
       signal (w->signum, sighandler);
 #else
       struct sigaction sa;


@@ -1551,7 +1574,7 @@ void
 ev_child_stop (EV_P_ struct ev_child *w)
 {
   ev_clear_pending (EV_A_ (W)w);
 ev_child_stop (EV_P_ struct ev_child *w)
 {
   ev_clear_pending (EV_A_ (W)w);

-  if (ev_is_active (w))
+  if (!ev_is_active (w))

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