ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/libev/ev.c
(Generate patch)

Comparing libev/ev.c (file contents):
Revision 1.289 by root, Sat Jun 6 11:13:16 2009 UTC vs.
Revision 1.292 by root, Mon Jun 29 07:22:56 2009 UTC

… …
57# endif 57# endif
58# ifndef EV_USE_MONOTONIC 58# ifndef EV_USE_MONOTONIC
59# define EV_USE_MONOTONIC 1 59# define EV_USE_MONOTONIC 1
60# endif 60# endif
61# endif 61# endif
62# elif !defined(EV_USE_CLOCK_SYSCALL)
63# define EV_USE_CLOCK_SYSCALL 0
62# endif 64# endif
63 65
64# if HAVE_CLOCK_GETTIME 66# if HAVE_CLOCK_GETTIME
65# ifndef EV_USE_MONOTONIC 67# ifndef EV_USE_MONOTONIC
66# define EV_USE_MONOTONIC 1 68# define EV_USE_MONOTONIC 1
… …
282 284
283#ifndef EV_HEAP_CACHE_AT 285#ifndef EV_HEAP_CACHE_AT
284# define EV_HEAP_CACHE_AT !EV_MINIMAL 286# define EV_HEAP_CACHE_AT !EV_MINIMAL
285#endif 287#endif
286 288
289/* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */
290/* which makes programs even slower. might work on other unices, too. */
291#if EV_USE_CLOCK_SYSCALL
292# include <syscall.h>
293# ifdef SYS_clock_gettime
294# define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts))
295# undef EV_USE_MONOTONIC
296# define EV_USE_MONOTONIC 1
297# else
298# undef EV_USE_CLOCK_SYSCALL
299# define EV_USE_CLOCK_SYSCALL 0
300# endif
301#endif
302
287/* this block fixes any misconfiguration where we know we run into trouble otherwise */ 303/* this block fixes any misconfiguration where we know we run into trouble otherwise */
288 304
289#ifndef CLOCK_MONOTONIC 305#ifndef CLOCK_MONOTONIC
290# undef EV_USE_MONOTONIC 306# undef EV_USE_MONOTONIC
291# define EV_USE_MONOTONIC 0 307# define EV_USE_MONOTONIC 0
… …
320 336
321#if EV_SELECT_IS_WINSOCKET 337#if EV_SELECT_IS_WINSOCKET
322# include <winsock.h> 338# include <winsock.h>
323#endif 339#endif
324 340
325/* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */
326/* which makes programs even slower. might work on other unices, too. */
327#if EV_USE_CLOCK_SYSCALL
328# include <syscall.h>
329# define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts))
330# undef EV_USE_MONOTONIC
331# define EV_USE_MONOTONIC 1
332#endif
333
334#if EV_USE_EVENTFD 341#if EV_USE_EVENTFD
335/* our minimum requirement is glibc 2.7 which has the stub, but not the header */ 342/* our minimum requirement is glibc 2.7 which has the stub, but not the header */
336# include <stdint.h> 343# include <stdint.h>
337# ifdef __cplusplus 344# ifdef __cplusplus
338extern "C" { 345extern "C" {
… …
557 564
558#endif 565#endif
559 566
560/*****************************************************************************/ 567/*****************************************************************************/
561 568
569#ifndef EV_HAVE_EV_TIME
562ev_tstamp 570ev_tstamp
563ev_time (void) 571ev_time (void)
564{ 572{
565#if EV_USE_REALTIME 573#if EV_USE_REALTIME
566 if (expect_true (have_realtime)) 574 if (expect_true (have_realtime))
… …
573 581
574 struct timeval tv; 582 struct timeval tv;
575 gettimeofday (&tv, 0); 583 gettimeofday (&tv, 0);
576 return tv.tv_sec + tv.tv_usec * 1e-6; 584 return tv.tv_sec + tv.tv_usec * 1e-6;
577} 585}
586#endif
578 587
579inline_size ev_tstamp 588inline_size ev_tstamp
580get_clock (void) 589get_clock (void)
581{ 590{
582#if EV_USE_MONOTONIC 591#if EV_USE_MONOTONIC

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines