*** empty log message ***

Changes

@@ -1,5 +1,9 @@
 Revision history for libev, a high-performance and full-featured event loop.
 
+TODO: signal mask problem documentation
+TODO: ev_loop_wakeup
+	- do no rely on ceil() in ev_e?poll.c.
+
 4.03 Tue Jan 11 14:37:25 CET 2011
 	- officially support polling files with all backends.
 	- support files, /dev/zero etc. the same way as select in the epoll

ev.c

@@ -817,6 +817,14 @@ ev_sleep (ev_tstamp delay)
     }
 }
 
+inline_speed int
+ev_timeout_to_ms (ev_tstamp timeout)
+{
+  int ms = timeout * 1000. + .999999;
+
+  return expect_true (ms) ? ms : timeout < 1e-6 ? 0 : 1;
+}
+
 /*****************************************************************************/
 
 #define MALLOC_ROUND 4096 /* prefer to allocate in chunks of this size, must be 2**n and >> 4 longs */

ev.pod

@@ -444,6 +444,9 @@ This behaviour is useful when you want to do your own signal handling, or
 want to handle signals only in specific threads and want to avoid libev
 unblocking the signals.
 
+It's also required by POSIX in a threaded program, as libev calls
+C<sigprocmask>, whose behaviour is officially unspecified.
+
 This flag's behaviour will become the default in future versions of libev.
 
 =item C<EVBACKEND_SELECT>  (value 1, portable select backend)
@@ -2302,7 +2305,8 @@ and unblock them in an C<ev_prepare> watcher.
 Both the signal mask (C<sigprocmask>) and the signal disposition
 (C<sigaction>) are unspecified after starting a signal watcher (and after
 stopping it again), that is, libev might or might not block the signal,
-and might or might not set or restore the installed signal handler.
+and might or might not set or restore the installed signal handler (but
+see C<EVFLAG_NOSIGMASK>).
 
 While this does not matter for the signal disposition (libev never
 sets signals to C<SIG_IGN>, so handlers will be reset to C<SIG_DFL> on

ev_epoll.c

@@ -148,7 +148,7 @@ epoll_poll (EV_P_ ev_tstamp timeout)
   /* the default libev max wait time, however. */
   EV_RELEASE_CB;
   eventcnt = epoll_wait (backend_fd, epoll_events, epoll_eventmax,
-                         epoll_epermcnt ? 0 : (int)ceil (timeout * 1000.));
+                         epoll_epermcnt ? 0 : ev_timeout_to_ms (timeout));
   EV_ACQUIRE_CB;
 
   if (expect_false (eventcnt < 0))

ev_poll.c

@@ -1,7 +1,7 @@
 /*
  * libev poll fd activity backend
  *
- * Copyright (c) 2007,2008,2009,2010 Marc Alexander Lehmann <libev@schmorp.de>
+ * Copyright (c) 2007,2008,2009,2010,2011 Marc Alexander Lehmann <libev@schmorp.de>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modifica-
@@ -92,7 +92,7 @@ poll_poll (EV_P_ ev_tstamp timeout)
   int res;
   
   EV_RELEASE_CB;
-  res = poll (polls, pollcnt, (int)ceil (timeout * 1000.));
+  res = poll (polls, pollcnt, ev_timeout_to_ms (timeout));
   EV_ACQUIRE_CB;
 
   if (expect_false (res < 0))

ev_port.c

@@ -1,7 +1,7 @@
 /*
  * libev solaris event port backend
  *
- * Copyright (c) 2007,2008,2009,2010 Marc Alexander Lehmann <libev@schmorp.de>
+ * Copyright (c) 2007,2008,2009,2010,2011 Marc Alexander Lehmann <libev@schmorp.de>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modifica-