*** empty log message ***

[software/libev.git] / ev.h

diff --git a/ev.h b/ev.h
index 0652f1ba24ec54994369f731b2480e3b30f5e971..240cc39219cc0aacf144883e9313087347808bca 100644 (file)
--- a/ev.h
+++ b/ev.h
@@ -99,6 +99,7 @@ struct ev_loop;
 #define EV_NONE           0x00L /* no events */
 #define EV_READ           0x01L /* ev_io detected read will not block */
 #define EV_WRITE          0x02L /* ev_io detected write will not block */
+#define EV_IOFDSET        0x80L /* internal use only */
 #define EV_TIMEOUT  0x00000100L /* timer timed out */
 #define EV_PERIODIC 0x00000200L /* periodic timer timed out */
 #define EV_SIGNAL   0x00000400L /* signal was received */
@@ -119,8 +120,8 @@ struct ev_loop;
 # define EV_PROTOTYPES 1
 #endif
 
-#define EV_VERSION_MAJOR 1
-#define EV_VERSION_MINOR 1
+#define EV_VERSION_MAJOR 2
+#define EV_VERSION_MINOR 0
 
 #ifndef EV_CB_DECLARE
 # define EV_CB_DECLARE(type) void (*cb)(EV_P_ struct type *w, int revents);
@@ -195,6 +196,7 @@ typedef struct ev_periodic
 {
   EV_WATCHER_TIME (ev_periodic)
 
+  ev_tstamp offset; /* rw */
   ev_tstamp interval; /* rw */
   ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */
 } ev_periodic;
@@ -283,8 +285,14 @@ typedef struct ev_embed
 {
   EV_WATCHER (ev_embed)
 
-  ev_io io; /* private */
-  struct ev_loop *loop; /* ro */
+  struct ev_loop *other; /* ro */
+  ev_io io;              /* private */
+  ev_prepare prepare;    /* private */
+  ev_check check;        /* unused */
+  ev_timer timer;        /* unused */
+  ev_periodic periodic;  /* unused */
+  ev_idle idle;          /* unused */
+  ev_fork fork;          /* unused */
 } ev_embed;
 #endif
 
@@ -338,6 +346,7 @@ unsigned int ev_recommended_backends (void);
 unsigned int ev_embeddable_backends (void);
 
 ev_tstamp ev_time (void);
+void ev_sleep (ev_tstamp delay); /* sleep for a while */
 
 /* Sets the allocation function to use, works like realloc.
  * It is used to allocate and free memory.
@@ -395,8 +404,8 @@ void ev_default_destroy (void); /* destroy the default loop */
 /* you can actually call it at any time, anywhere :) */
 void ev_default_fork (void);
 
-unsigned int ev_backend (EV_P);
-unsigned int ev_loop_count (EV_P);
+unsigned int ev_backend (EV_P);    /* backend in use by loop */
+unsigned int ev_loop_count (EV_P); /* number of loop iterations */
 #endif
 
 #define EVLOOP_NONBLOCK        1 /* do not block/wait */
@@ -409,6 +418,9 @@ unsigned int ev_loop_count (EV_P);
 void ev_loop (EV_P_ int flags);
 void ev_unloop (EV_P_ int how); /* set to 1 to break out of event loop, set to 2 to break out of all event loops */
 
+void ev_set_io_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
+void ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval); /* sleep at least this time, default 0 */
+
 /*
  * ref/unref can be used to add or remove a refcount on the mainloop. every watcher
  * keeps one reference. if you have a long-runing watcher you never unregister that
@@ -431,16 +443,16 @@ void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revent
   ev_set_cb ((ev), cb_);                       \
 } while (0)
 
-#define ev_io_set(ev,fd_,events_)           do { (ev)->fd = (fd_); (ev)->events = (events_); } while (0)
+#define ev_io_set(ev,fd_,events_)           do { (ev)->fd = (fd_); (ev)->events = (events_) | EV_IOFDSET; } while (0)
 #define ev_timer_set(ev,after_,repeat_)     do { (ev)->at = (after_); (ev)->repeat = (repeat_); } while (0)
-#define ev_periodic_set(ev,at_,ival_,res_)  do { (ev)->at = (at_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0)
+#define ev_periodic_set(ev,ofs_,ival_,res_) do { (ev)->offset = (ofs_); (ev)->interval = (ival_); (ev)->reschedule_cb= (res_); } while (0)
 #define ev_signal_set(ev,signum_)           do { (ev)->signum = (signum_); } while (0)
 #define ev_child_set(ev,pid_)               do { (ev)->pid = (pid_); } while (0)
 #define ev_stat_set(ev,path_,interval_)     do { (ev)->path = (path_); (ev)->interval = (interval_); (ev)->wd = -2; } while (0)
 #define ev_idle_set(ev)                     /* nop, yes, this is a serious in-joke */
 #define ev_prepare_set(ev)                  /* nop, yes, this is a serious in-joke */
 #define ev_check_set(ev)                    /* nop, yes, this is a serious in-joke */
-#define ev_embed_set(ev,loop_)              do { (ev)->loop = (loop_); } while (0)
+#define ev_embed_set(ev,other_)             do { (ev)->other = (other_); } while (0)
 #define ev_fork_set(ev)                     /* nop, yes, this is a serious in-joke */
 
 #define ev_io_init(ev,cb,fd,events)         do { ev_init ((ev), (cb)); ev_io_set ((ev),(fd),(events)); } while (0)
@@ -448,11 +460,11 @@ void ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revent
 #define ev_periodic_init(ev,cb,at,ival,res) do { ev_init ((ev), (cb)); ev_periodic_set ((ev),(at),(ival),(res)); } while (0)
 #define ev_signal_init(ev,cb,signum)        do { ev_init ((ev), (cb)); ev_signal_set ((ev), (signum)); } while (0)
 #define ev_child_init(ev,cb,pid)            do { ev_init ((ev), (cb)); ev_child_set ((ev),(pid)); } while (0)
-#define ev_stat_init(ev,cb,path,interval)   do { ev_init ((ev), (cb)); ev_path_set ((ev),(path),(interval)); } while (0)
+#define ev_stat_init(ev,cb,path,interval)   do { ev_init ((ev), (cb)); ev_stat_set ((ev),(path),(interval)); } while (0)
 #define ev_idle_init(ev,cb)                 do { ev_init ((ev), (cb)); ev_idle_set ((ev)); } while (0)
 #define ev_prepare_init(ev,cb)              do { ev_init ((ev), (cb)); ev_prepare_set ((ev)); } while (0)
 #define ev_check_init(ev,cb)                do { ev_init ((ev), (cb)); ev_check_set ((ev)); } while (0)
-#define ev_embed_init(ev,cb,loop)           do { ev_init ((ev), (cb)); ev_embed_set ((ev),(loop)); } while (0)
+#define ev_embed_init(ev,cb,other)          do { ev_init ((ev), (cb)); ev_embed_set ((ev),(other)); } while (0)
 #define ev_fork_init(ev,cb)                 do { ev_init ((ev), (cb)); ev_fork_set ((ev)); } while (0)
 
 #define ev_is_pending(ev)                   (0 + ((ev_watcher *)(void *)(ev))->pending) /* ro, true when watcher is waiting for callback invocation */