* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
-#ifndef EV_EMBED
+#ifndef EV_STANDALONE
# include "config.h"
+
+# if HAVE_CLOCK_GETTIME
+# define EV_USE_MONOTONIC 1
+# define EV_USE_REALTIME 1
+# endif
+
+# if HAVE_SELECT && HAVE_SYS_SELECT_H
+# define EV_USE_SELECT 1
+# endif
+
+# if HAVE_POLL && HAVE_POLL_H
+# define EV_USE_POLL 1
+# endif
+
+# if HAVE_EPOLL && HAVE_EPOLL_CTL && HAVE_SYS_EPOLL_H
+# define EV_USE_EPOLL 1
+# endif
+
+# if HAVE_KQUEUE && HAVE_WORKING_KQUEUE && HAVE_SYS_EVENT_H && HAVE_SYS_QUEUE_H
+# define EV_USE_KQUEUE 1
+# endif
+
#endif
#include <math.h>
# define EV_USE_SELECT 1
#endif
-#ifndef EV_USEV_POLL
-# define EV_USEV_POLL 0 /* poll is usually slower than select, and not as well tested */
+#ifndef EV_USE_POLL
+# define EV_USE_POLL 0 /* poll is usually slower than select, and not as well tested */
#endif
#ifndef EV_USE_EPOLL
# define EV_USE_KQUEUE 0
#endif
+#ifndef EV_USE_WIN32
+# ifdef WIN32
+# define EV_USE_WIN32 1
+# else
+# define EV_USE_WIN32 0
+# endif
+#endif
+
#ifndef EV_USE_REALTIME
# define EV_USE_REALTIME 1
#endif
#define PID_HASHSIZE 16 /* size of pid hash table, must be power of two */
/*#define CLEANUP_INTERVAL 300. /* how often to try to free memory and re-check fds */
-#ifndef EV_EMBED
-# include "ev.h"
-#endif
+#include "ev.h"
#if __GNUC__ >= 3
# define expect(expr,value) __builtin_expect ((expr),(value))
static int have_monotonic; /* did clock_gettime (CLOCK_MONOTONIC) work? */
+#if WIN32
+/* note: the comment below could not be substantiated, but what would I care */
+/* MSDN says this is required to handle SIGFPE */
+volatile double SIGFPE_REQ = 0.0f;
+#endif
+
/*****************************************************************************/
typedef struct
cur = newcnt; \
}
+#define array_slim(stem) \
+ if (stem ## max < array_roundsize (stem ## cnt >> 2)) \
+ { \
+ stem ## max = array_roundsize (stem ## cnt >> 1); \
+ base = realloc (base, sizeof (*base) * (stem ## max)); \
+ fprintf (stderr, "slimmed down " # stem " to %d\n", stem ## max);/*D*/\
+ }
+
+#define array_free(stem, idx) \
+ free (stem ## s idx); stem ## cnt idx = stem ## max idx = 0;
+
/*****************************************************************************/
static void
anfd->reify = 0;
- if (anfd->events != events)
- {
- method_modify (EV_A_ fd, anfd->events, events);
- anfd->events = events;
- }
+ method_modify (EV_A_ fd, anfd->events, events);
+ anfd->events = events;
}
fdchangecnt = 0;
static void
fd_enomem (EV_P)
{
- int fd = anfdmax;
+ int fd;
- while (fd--)
+ for (fd = anfdmax; fd--; )
if (anfds [fd].events)
{
close (fd);
if (anfds [fd].events)
{
anfds [fd].events = 0;
- fd_change (fd);
+ fd_change (EV_A_ fd);
}
}
while (k && heap [k >> 1]->at > w->at)
{
heap [k] = heap [k >> 1];
- heap [k]->active = k + 1;
+ ((W)heap [k])->active = k + 1;
k >>= 1;
}
heap [k] = w;
- heap [k]->active = k + 1;
+ ((W)heap [k])->active = k + 1;
}
break;
heap [k] = heap [j];
- heap [k]->active = k + 1;
+ ((W)heap [k])->active = k + 1;
k = j;
}
heap [k] = w;
- heap [k]->active = k + 1;
+ ((W)heap [k])->active = k + 1;
}
/*****************************************************************************/
static int sigpipe [2];
static sig_atomic_t volatile gotsig;
+static struct ev_io sigev;
static void
signals_init (ANSIG *base, int count)
static void
sighandler (int signum)
{
+#if WIN32
+ signal (signum, sighandler);
+#endif
+
signals [signum - 1].gotsig = 1;
if (!gotsig)
#ifndef WIN32
+static struct ev_child *childs [PID_HASHSIZE];
+static struct ev_signal childev;
+
#ifndef WCONTINUED
# define WCONTINUED 0
#endif
for (w = (struct ev_child *)childs [chain & (PID_HASHSIZE - 1)]; w; w = (struct ev_child *)((WL)w)->next)
if (w->pid == pid || !w->pid)
{
- w->priority = sw->priority; /* need to do it *now* */
- w->rpid = pid;
- w->rstatus = status;
+ ev_priority (w) = ev_priority (sw); /* need to do it *now* */
+ w->rpid = pid;
+ w->rstatus = status;
event (EV_A_ (W)w, EV_CHILD);
}
}
#if EV_USE_EPOLL
# include "ev_epoll.c"
#endif
-#if EV_USEV_POLL
+#if EV_USE_POLL
# include "ev_poll.c"
#endif
#if EV_USE_SELECT
methods = EVMETHOD_ANY;
method = 0;
+#if EV_USE_WIN32
+ if (!method && (methods & EVMETHOD_WIN32 )) method = win32_init (EV_A_ methods);
+#endif
#if EV_USE_KQUEUE
if (!method && (methods & EVMETHOD_KQUEUE)) method = kqueue_init (EV_A_ methods);
#endif
#if EV_USE_EPOLL
if (!method && (methods & EVMETHOD_EPOLL )) method = epoll_init (EV_A_ methods);
#endif
-#if EV_USEV_POLL
+#if EV_USE_POLL
if (!method && (methods & EVMETHOD_POLL )) method = poll_init (EV_A_ methods);
#endif
#if EV_USE_SELECT
void
loop_destroy (EV_P)
{
+ 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_EPOLL
if (method == EVMETHOD_EPOLL ) epoll_destroy (EV_A);
#endif
-#if EV_USEV_POLL
+#if EV_USE_POLL
if (method == EVMETHOD_POLL ) poll_destroy (EV_A);
#endif
#if EV_USE_SELECT
if (method == EVMETHOD_SELECT) select_destroy (EV_A);
#endif
+ for (i = NUMPRI; i--; )
+ array_free (pending, [i]);
+
+ array_free (fdchange, );
+ array_free (timer, );
+ array_free (periodic, );
+ array_free (idle, );
+ array_free (prepare, );
+ array_free (check, );
+
method = 0;
/*TODO*/
}
loop_init (EV_A_ methods);
- if (ev_methods (EV_A))
+ if (ev_method (EV_A))
return loop;
return 0;
}
void
-ev_default_fork (EV_P)
+ev_default_fork (void)
{
+#if EV_MULTIPLICITY
+ struct ev_loop *loop = default_loop;
+#endif
+
loop_fork (EV_A);
ev_io_stop (EV_A_ &sigev);
static void
timers_reify (EV_P)
{
- while (timercnt && timers [0]->at <= mn_now)
+ while (timercnt && ((WT)timers [0])->at <= mn_now)
{
struct ev_timer *w = timers [0];
+ assert (("inactive timer on timer heap detected", ev_is_active (w)));
+
/* first reschedule or stop timer */
if (w->repeat)
{
assert (("negative ev_timer repeat value found while processing timers", w->repeat > 0.));
- w->at = mn_now + w->repeat;
+ ((WT)w)->at = mn_now + w->repeat;
downheap ((WT *)timers, timercnt, 0);
}
else
static void
periodics_reify (EV_P)
{
- while (periodiccnt && periodics [0]->at <= rt_now)
+ while (periodiccnt && ((WT)periodics [0])->at <= rt_now)
{
struct ev_periodic *w = periodics [0];
+ assert (("inactive timer on periodic heap detected", ev_is_active (w)));
+
/* first reschedule or stop timer */
if (w->interval)
{
- w->at += floor ((rt_now - w->at) / w->interval + 1.) * w->interval;
- assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", w->at > rt_now));
+ ((WT)w)->at += floor ((rt_now - ((WT)w)->at) / w->interval + 1.) * w->interval;
+ assert (("ev_periodic timeout in the past detected while processing timers, negative interval?", ((WT)w)->at > rt_now));
downheap ((WT *)periodics, periodiccnt, 0);
}
else
if (w->interval)
{
- ev_tstamp diff = ceil ((rt_now - w->at) / w->interval) * w->interval;
+ ev_tstamp diff = ceil ((rt_now - ((WT)w)->at) / w->interval) * w->interval;
if (fabs (diff) >= 1e-4)
{
/* adjust timers. this is easy, as the offset is the same for all */
for (i = 0; i < timercnt; ++i)
- timers [i]->at += rt_now - mn_now;
+ ((WT)timers [i])->at += rt_now - mn_now;
}
mn_now = rt_now;
if (timercnt)
{
- ev_tstamp to = timers [0]->at - mn_now + method_fudge;
+ ev_tstamp to = ((WT)timers [0])->at - mn_now + method_fudge;
if (block > to) block = to;
}
if (periodiccnt)
{
- ev_tstamp to = periodics [0]->at - rt_now + method_fudge;
+ ev_tstamp to = ((WT)periodics [0])->at - rt_now + method_fudge;
if (block > to) block = to;
}
if (ev_is_active (w))
return;
- w->at += mn_now;
+ ((WT)w)->at += mn_now;
assert (("ev_timer_start called with negative timer repeat value", w->repeat >= 0.));
array_needsize (timers, timermax, timercnt, );
timers [timercnt - 1] = w;
upheap ((WT *)timers, timercnt - 1);
+
+ assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));
}
void
if (!ev_is_active (w))
return;
- if (w->active < timercnt--)
+ assert (("internal timer heap corruption", timers [((W)w)->active - 1] == w));
+
+ if (((W)w)->active < timercnt--)
{
- timers [w->active - 1] = timers [timercnt];
- downheap ((WT *)timers, timercnt, w->active - 1);
+ timers [((W)w)->active - 1] = timers [timercnt];
+ downheap ((WT *)timers, timercnt, ((W)w)->active - 1);
}
- w->at = w->repeat;
+ ((WT)w)->at = w->repeat;
ev_stop (EV_A_ (W)w);
}
{
if (w->repeat)
{
- w->at = mn_now + w->repeat;
- downheap ((WT *)timers, timercnt, w->active - 1);
+ ((WT)w)->at = mn_now + w->repeat;
+ downheap ((WT *)timers, timercnt, ((W)w)->active - 1);
}
else
ev_timer_stop (EV_A_ w);
/* this formula differs from the one in periodic_reify because we do not always round up */
if (w->interval)
- w->at += ceil ((rt_now - w->at) / w->interval) * w->interval;
+ ((WT)w)->at += ceil ((rt_now - ((WT)w)->at) / w->interval) * w->interval;
ev_start (EV_A_ (W)w, ++periodiccnt);
array_needsize (periodics, periodicmax, periodiccnt, );
periodics [periodiccnt - 1] = w;
upheap ((WT *)periodics, periodiccnt - 1);
+
+ assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));
}
void
if (!ev_is_active (w))
return;
- if (w->active < periodiccnt--)
+ assert (("internal periodic heap corruption", periodics [((W)w)->active - 1] == w));
+
+ if (((W)w)->active < periodiccnt--)
{
- periodics [w->active - 1] = periodics [periodiccnt];
- downheap ((WT *)periodics, periodiccnt, w->active - 1);
+ periodics [((W)w)->active - 1] = periodics [periodiccnt];
+ downheap ((WT *)periodics, periodiccnt, ((W)w)->active - 1);
}
ev_stop (EV_A_ (W)w);
if (ev_is_active (w))
return;
- idles [w->active - 1] = idles [--idlecnt];
+ idles [((W)w)->active - 1] = idles [--idlecnt];
ev_stop (EV_A_ (W)w);
}
if (ev_is_active (w))
return;
- prepares [w->active - 1] = prepares [--preparecnt];
+ prepares [((W)w)->active - 1] = prepares [--preparecnt];
ev_stop (EV_A_ (W)w);
}
if (ev_is_active (w))
return;
- checks [w->active - 1] = checks [--checkcnt];
+ checks [((W)w)->active - 1] = checks [--checkcnt];
ev_stop (EV_A_ (W)w);
}
array_needsize (signals, signalmax, w->signum, signals_init);
wlist_add ((WL *)&signals [w->signum - 1].head, (WL)w);
- if (!w->next)
+ if (!((WL)w)->next)
{
+#if WIN32
+ signal (w->signum, sighandler);
+#else
struct sigaction sa;
sa.sa_handler = sighandler;
sigfillset (&sa.sa_mask);
sa.sa_flags = SA_RESTART; /* if restarting works we save one iteration */
sigaction (w->signum, &sa, 0);
+#endif
}
}
projects / software / libev.git / blobdiff