introduce MUCH needed internal typedefs, better autoconfiguration

This commit is contained in:
Marc Alexander Lehmann 2007-10-31 07:36:03 +00:00
parent 8a712bb7dd
commit a4f75b0254
1 changed files with 48 additions and 34 deletions

82
ev.c
View File

@ -11,13 +11,23 @@
#include <sys/time.h>
#include <time.h>
#ifdef CLOCK_MONOTONIC
# define HAVE_MONOTONIC 1
#ifndef HAVE_MONOTONIC
# ifdef CLOCK_MONOTONIC
# define HAVE_MONOTONIC 1
# endif
#endif
#define HAVE_REALTIME 1
#define HAVE_EPOLL 1
#define HAVE_SELECT 1
#ifndef HAVE_SELECT
# define HAVE_SELECT 1
#endif
#ifndef HAVE_EPOLL
# define HAVE_EPOLL 0
#endif
#ifndef HAVE_REALTIME
# define HAVE_REALTIME 1 /* posix requirement, but might be slower */
#endif
#define MIN_TIMEJUMP 1. /* minimum timejump that gets detected (if monotonic clock available) */
#define MAX_BLOCKTIME 60.
@ -32,6 +42,9 @@ struct ev_watcher_list {
EV_WATCHER_LIST (ev_watcher_list);
};
typedef struct ev_watcher *W;
typedef struct ev_watcher_list *WL;
static ev_tstamp now, diff; /* monotonic clock */
ev_tstamp ev_now;
int ev_method;
@ -110,7 +123,7 @@ anfds_init (ANFD *base, int count)
typedef struct
{
struct ev_watcher *w;
W w;
int events;
} ANPENDING;
@ -118,7 +131,7 @@ static ANPENDING *pendings;
static int pendingmax, pendingcnt;
static void
event (struct ev_watcher *w, int events)
event (W w, int events)
{
w->pending = ++pendingcnt;
array_needsize (pendings, pendingmax, pendingcnt, );
@ -137,12 +150,12 @@ fd_event (int fd, int events)
int ev = w->events & events;
if (ev)
event ((struct ev_watcher *)w, ev);
event ((W)w, ev);
}
}
static void
queue_events (struct ev_watcher **events, int eventcnt, int type)
queue_events (W *events, int eventcnt, int type)
{
int i;
@ -252,7 +265,7 @@ sigcb (struct ev_io *iow, int revents)
signals [sig].gotsig = 0;
for (w = signals [sig].head; w; w = w->next)
event ((struct ev_watcher *)w, EV_SIGNAL);
event ((W)w, EV_SIGNAL);
}
}
@ -417,7 +430,7 @@ timers_reify (struct ev_timer **timers, int timercnt, ev_tstamp now)
--timercnt; /* maybe pass by reference instead? */
}
event ((struct ev_watcher *)w, EV_TIMEOUT);
event ((W)w, EV_TIMEOUT);
}
}
@ -470,7 +483,7 @@ void ev_loop (int flags)
if (checkcnt)
{
queue_events (checks, checkcnt, EV_CHECK);
queue_events ((W *)checks, checkcnt, EV_CHECK);
call_pending ();
}
@ -514,10 +527,10 @@ void ev_loop (int flags)
/* queue idle watchers unless io or timers are pending */
if (!pendingcnt)
queue_events (idles, idlecnt, EV_IDLE);
queue_events ((W *)idles, idlecnt, EV_IDLE);
/* queue check and possibly idle watchers */
queue_events (checks, checkcnt, EV_CHECK);
queue_events ((W *)checks, checkcnt, EV_CHECK);
call_pending ();
}
@ -527,14 +540,14 @@ void ev_loop (int flags)
/*****************************************************************************/
static void
wlist_add (struct ev_watcher_list **head, struct ev_watcher_list *elem)
wlist_add (WL *head, WL elem)
{
elem->next = *head;
*head = elem;
}
static void
wlist_del (struct ev_watcher_list **head, struct ev_watcher_list *elem)
wlist_del (WL *head, WL elem)
{
while (*head)
{
@ -549,14 +562,14 @@ wlist_del (struct ev_watcher_list **head, struct ev_watcher_list *elem)
}
static void
ev_start (struct ev_watcher *w, int active)
ev_start (W w, int active)
{
w->pending = 0;
w->active = active;
}
static void
ev_stop (struct ev_watcher *w)
ev_stop (W w)
{
if (w->pending)
pendings [w->pending - 1].w = 0;
@ -575,9 +588,9 @@ evio_start (struct ev_io *w)
int fd = w->fd;
ev_start ((struct ev_watcher *)w, 1);
ev_start ((W)w, 1);
array_needsize (anfds, anfdmax, fd + 1, anfds_init);
wlist_add ((struct ev_watcher_list **)&anfds[fd].head, (struct ev_watcher_list *)w);
wlist_add ((WL *)&anfds[fd].head, (WL)w);
++fdchangecnt;
array_needsize (fdchanges, fdchangemax, fdchangecnt, );
@ -590,8 +603,8 @@ evio_stop (struct ev_io *w)
if (!ev_is_active (w))
return;
wlist_del ((struct ev_watcher_list **)&anfds[w->fd].head, (struct ev_watcher_list *)w);
ev_stop ((struct ev_watcher *)w);
wlist_del ((WL *)&anfds[w->fd].head, (WL)w);
ev_stop ((W)w);
++fdchangecnt;
array_needsize (fdchanges, fdchangemax, fdchangecnt, );
@ -610,7 +623,7 @@ evtimer_start (struct ev_timer *w)
if (w->repeat)
w->at += ceil ((ev_now - w->at) / w->repeat) * w->repeat;
ev_start ((struct ev_watcher *)w, ++atimercnt);
ev_start ((W)w, ++atimercnt);
array_needsize (atimers, atimermax, atimercnt, );
atimers [atimercnt - 1] = w;
upheap (atimers, atimercnt - 1);
@ -619,7 +632,7 @@ evtimer_start (struct ev_timer *w)
{
w->at += now;
ev_start ((struct ev_watcher *)w, ++rtimercnt);
ev_start ((W)w, ++rtimercnt);
array_needsize (rtimers, rtimermax, rtimercnt, );
rtimers [rtimercnt - 1] = w;
upheap (rtimers, rtimercnt - 1);
@ -650,7 +663,7 @@ evtimer_stop (struct ev_timer *w)
}
}
ev_stop ((struct ev_watcher *)w);
ev_stop ((W)w);
}
void
@ -659,9 +672,9 @@ evsignal_start (struct ev_signal *w)
if (ev_is_active (w))
return;
ev_start ((struct ev_watcher *)w, 1);
ev_start ((W)w, 1);
array_needsize (signals, signalmax, w->signum, signals_init);
wlist_add ((struct ev_watcher_list **)&signals [w->signum - 1].head, (struct ev_watcher_list *)w);
wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w);
if (!w->next)
{
@ -679,8 +692,8 @@ evsignal_stop (struct ev_signal *w)
if (!ev_is_active (w))
return;
wlist_del ((struct ev_watcher_list **)&signals [w->signum - 1].head, (struct ev_watcher_list *)w);
ev_stop ((struct ev_watcher *)w);
wlist_del ((WL *)&signals [w->signum - 1].head, (WL)w);
ev_stop ((W)w);
if (!signals [w->signum - 1].head)
signal (w->signum, SIG_DFL);
@ -691,7 +704,7 @@ void evidle_start (struct ev_idle *w)
if (ev_is_active (w))
return;
ev_start ((struct ev_watcher *)w, ++idlecnt);
ev_start ((W)w, ++idlecnt);
array_needsize (idles, idlemax, idlecnt, );
idles [idlecnt - 1] = w;
}
@ -699,7 +712,7 @@ void evidle_start (struct ev_idle *w)
void evidle_stop (struct ev_idle *w)
{
idles [w->active - 1] = idles [--idlecnt];
ev_stop ((struct ev_watcher *)w);
ev_stop ((W)w);
}
void evcheck_start (struct ev_check *w)
@ -707,7 +720,7 @@ void evcheck_start (struct ev_check *w)
if (ev_is_active (w))
return;
ev_start ((struct ev_watcher *)w, ++checkcnt);
ev_start ((W)w, ++checkcnt);
array_needsize (checks, checkmax, checkcnt, );
checks [checkcnt - 1] = w;
}
@ -715,11 +728,12 @@ void evcheck_start (struct ev_check *w)
void evcheck_stop (struct ev_check *w)
{
checks [w->active - 1] = checks [--checkcnt];
ev_stop ((struct ev_watcher *)w);
ev_stop ((W)w);
}
/*****************************************************************************/
#if 1
#if 0
static void
sin_cb (struct ev_io *w, int revents)