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Comparing libev/ev.h (file contents):
Revision 1.47 by root, Sat Nov 10 03:13:50 2007 UTC vs.
Revision 1.52 by root, Mon Nov 12 00:31:08 2007 UTC

… …
46 46
47#ifndef EV_MULTIPLICITY 47#ifndef EV_MULTIPLICITY
48# define EV_MULTIPLICITY 1 48# define EV_MULTIPLICITY 1
49#endif 49#endif
50 50
51#ifndef EV_PERIODICS
52# define EV_PERIODICS 1
53#endif
54
51/* support multiple event loops? */ 55/* support multiple event loops? */
52#if EV_MULTIPLICITY 56#if EV_MULTIPLICITY
53struct ev_loop; 57struct ev_loop;
54# define EV_P struct ev_loop *loop 58# define EV_P struct ev_loop *loop
55# define EV_P_ EV_P, 59# define EV_P_ EV_P,
56# define EV_A loop 60# define EV_A loop
57# define EV_A_ EV_A, 61# define EV_A_ EV_A,
62# define EV_DEFAULT_A ev_default_loop (0)
63# define EV_DEFAULT_A_ EV_DEFAULT_A,
58#else 64#else
59# define EV_P void 65# define EV_P void
60# define EV_P_ 66# define EV_P_
61# define EV_A 67# define EV_A
62# define EV_A_ 68# define EV_A_
69# define EV_DEFAULT_A
70# define EV_DEFAULT_A_
63#endif 71#endif
64 72
65/* eventmask, revents, events... */ 73/* eventmask, revents, events... */
66#define EV_UNDEF -1 /* guaranteed to be invalid */ 74#define EV_UNDEF -1 /* guaranteed to be invalid */
67#define EV_NONE 0x00 75#define EV_NONE 0x00
68#define EV_READ 0x01 76#define EV_READ 0x01 /* io only */
69#define EV_WRITE 0x02 77#define EV_WRITE 0x02 /* io only */
70#define EV_TIMEOUT 0x000100 78#define EV_TIMEOUT 0x000100 /* timer only */
71#define EV_PERIODIC 0x000200 79#define EV_PERIODIC 0x000200 /* periodic timer only */
72#define EV_SIGNAL 0x000400 80#define EV_SIGNAL 0x000400 /* signal only */
73#define EV_IDLE 0x000800 81#define EV_IDLE 0x000800 /* idle only */
74#define EV_CHECK 0x001000 82#define EV_CHECK 0x001000 /* check only */
75#define EV_PREPARE 0x002000 83#define EV_PREPARE 0x002000 /* prepare only */
76#define EV_CHILD 0x004000 84#define EV_CHILD 0x004000 /* child/pid only */
77#define EV_ERROR 0x800000 /* sent when an error occurs */ 85#define EV_ERROR 0x800000 /* sent when an error occurs */
78 86
79/* can be used to add custom fields to all watchers */ 87/* can be used to add custom fields to all watchers, while losing binary compatibility */
80#ifndef EV_COMMON 88#ifndef EV_COMMON
81# define EV_COMMON void *data 89# define EV_COMMON void *data;
82#endif 90#endif
83#ifndef EV_PROTOTYPES 91#ifndef EV_PROTOTYPES
84# define EV_PROTOTYPES 1 92# define EV_PROTOTYPES 1
85#endif 93#endif
86 94
… …
104/* shared by all watchers */ 112/* shared by all watchers */
105#define EV_WATCHER(type) \ 113#define EV_WATCHER(type) \
106 int active; /* private */ \ 114 int active; /* private */ \
107 int pending; /* private */ \ 115 int pending; /* private */ \
108 int priority; /* private */ \ 116 int priority; /* private */ \
109 EV_COMMON; /* rw */ \ 117 EV_COMMON /* rw */ \
110 EV_CB_DECLARE (type) /* private */ 118 EV_CB_DECLARE (type) /* private */
111 119
112#define EV_WATCHER_LIST(type) \ 120#define EV_WATCHER_LIST(type) \
113 EV_WATCHER (type); \ 121 EV_WATCHER (type) \
114 struct ev_watcher_list *next /* private */ 122 struct ev_watcher_list *next; /* private */
115 123
116#define EV_WATCHER_TIME(type) \ 124#define EV_WATCHER_TIME(type) \
117 EV_WATCHER (type); \ 125 EV_WATCHER (type) \
118 ev_tstamp at /* private */ 126 ev_tstamp at; /* private */
119 127
120/* base class, nothing to see here unless you subclass */ 128/* base class, nothing to see here unless you subclass */
121struct ev_watcher 129struct ev_watcher
122{ 130{
123 EV_WATCHER (ev_watcher); 131 EV_WATCHER (ev_watcher)
124}; 132};
125 133
126/* base class, nothing to see here unless you subclass */ 134/* base class, nothing to see here unless you subclass */
127struct ev_watcher_list 135struct ev_watcher_list
128{ 136{
129 EV_WATCHER_LIST (ev_watcher_list); 137 EV_WATCHER_LIST (ev_watcher_list)
130}; 138};
131 139
132/* base class, nothing to see here unless you subclass */ 140/* base class, nothing to see here unless you subclass */
133struct ev_watcher_time 141struct ev_watcher_time
134{ 142{
135 EV_WATCHER_TIME (ev_watcher_time); 143 EV_WATCHER_TIME (ev_watcher_time)
136}; 144};
137 145
138/* invoked after a specific time, repeatable (based on monotonic clock) */ 146/* invoked after a specific time, repeatable (based on monotonic clock) */
139/* revent EV_TIMEOUT */ 147/* revent EV_TIMEOUT */
140struct ev_timer 148struct ev_timer
141{ 149{
142 EV_WATCHER_TIME (ev_timer); 150 EV_WATCHER_TIME (ev_timer)
143 151
144 ev_tstamp repeat; /* rw */ 152 ev_tstamp repeat; /* rw */
145}; 153};
146 154
147/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */ 155/* invoked at some specific time, possibly repeating at regular intervals (based on UTC) */
148/* revent EV_PERIODIC */ 156/* revent EV_PERIODIC */
149struct ev_periodic 157struct ev_periodic
150{ 158{
151 EV_WATCHER_TIME (ev_periodic); 159 EV_WATCHER_TIME (ev_periodic)
152 160
153 ev_tstamp interval; /* rw */ 161 ev_tstamp interval; /* rw */
154 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */ 162 ev_tstamp (*reschedule_cb)(struct ev_periodic *w, ev_tstamp now); /* rw */
155}; 163};
156 164
157/* invoked when fd is either EV_READable or EV_WRITEable */ 165/* invoked when fd is either EV_READable or EV_WRITEable */
158/* revent EV_READ, EV_WRITE */ 166/* revent EV_READ, EV_WRITE */
159struct ev_io 167struct ev_io
160{ 168{
161 EV_WATCHER_LIST (ev_io); 169 EV_WATCHER_LIST (ev_io)
162 170
163 int fd; /* ro */ 171 int fd; /* ro */
164 int events; /* ro */ 172 int events; /* ro */
165}; 173};
166 174
167/* invoked when the given signal has been received */ 175/* invoked when the given signal has been received */
168/* revent EV_SIGNAL */ 176/* revent EV_SIGNAL */
169struct ev_signal 177struct ev_signal
170{ 178{
171 EV_WATCHER_LIST (ev_signal); 179 EV_WATCHER_LIST (ev_signal)
172 180
173 int signum; /* ro */ 181 int signum; /* ro */
174}; 182};
175 183
176/* invoked when the nothing else needs to be done, keeps the process from blocking */ 184/* invoked when the nothing else needs to be done, keeps the process from blocking */
177/* revent EV_IDLE */ 185/* revent EV_IDLE */
178struct ev_idle 186struct ev_idle
179{ 187{
180 EV_WATCHER (ev_idle); 188 EV_WATCHER (ev_idle)
181}; 189};
182 190
183/* invoked for each run of the mainloop, just before the blocking call */ 191/* invoked for each run of the mainloop, just before the blocking call */
184/* you can still change events in any way you like */ 192/* you can still change events in any way you like */
185/* revent EV_PREPARE */ 193/* revent EV_PREPARE */
186struct ev_prepare 194struct ev_prepare
187{ 195{
188 EV_WATCHER (ev_prepare); 196 EV_WATCHER (ev_prepare)
189}; 197};
190 198
191/* invoked for each run of the mainloop, just after the blocking call */ 199/* invoked for each run of the mainloop, just after the blocking call */
192/* revent EV_CHECK */ 200/* revent EV_CHECK */
193struct ev_check 201struct ev_check
194{ 202{
195 EV_WATCHER (ev_check); 203 EV_WATCHER (ev_check)
196}; 204};
197 205
198/* invoked when sigchld is received and waitpid indicates the givne pid */ 206/* invoked when sigchld is received and waitpid indicates the givne pid */
199/* revent EV_CHILD */ 207/* revent EV_CHILD */
200/* does not support priorities */ 208/* does not support priorities */
201struct ev_child 209struct ev_child
202{ 210{
203 EV_WATCHER_LIST (ev_child); 211 EV_WATCHER_LIST (ev_child)
204 212
205 int pid; /* ro */ 213 int pid; /* ro */
206 int rpid; /* rw, holds the received pid */ 214 int rpid; /* rw, holds the received pid */
207 int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */ 215 int rstatus; /* rw, holds the exit status, use the macros from sys/wait.h */
208}; 216};
… …
268# else 276# else
269 277
270int ev_default_loop (int methods); /* returns true when successful */ 278int ev_default_loop (int methods); /* returns true when successful */
271 279
272static ev_tstamp 280static ev_tstamp
273ev_now () 281ev_now (void)
274{ 282{
275 extern ev_rt_now; 283 extern ev_tstamp ev_rt_now;
276 284
277 return ev_rt_now; 285 return ev_rt_now;
278} 286}
279# endif 287# endif
280 288
… …
364void ev_timer_start (EV_P_ struct ev_timer *w); 372void ev_timer_start (EV_P_ struct ev_timer *w);
365void ev_timer_stop (EV_P_ struct ev_timer *w); 373void ev_timer_stop (EV_P_ struct ev_timer *w);
366/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */ 374/* stops if active and no repeat, restarts if active and repeating, starts if inactive and repeating */
367void ev_timer_again (EV_P_ struct ev_timer *w); 375void ev_timer_again (EV_P_ struct ev_timer *w);
368 376
377#if EV_PERIODICS
369void ev_periodic_start (EV_P_ struct ev_periodic *w); 378void ev_periodic_start (EV_P_ struct ev_periodic *w);
370void ev_periodic_stop (EV_P_ struct ev_periodic *w); 379void ev_periodic_stop (EV_P_ struct ev_periodic *w);
371void ev_periodic_again (EV_P_ struct ev_periodic *w); 380void ev_periodic_again (EV_P_ struct ev_periodic *w);
381#endif
372 382
373void ev_idle_start (EV_P_ struct ev_idle *w); 383void ev_idle_start (EV_P_ struct ev_idle *w);
374void ev_idle_stop (EV_P_ struct ev_idle *w); 384void ev_idle_stop (EV_P_ struct ev_idle *w);
375 385
376void ev_prepare_start (EV_P_ struct ev_prepare *w); 386void ev_prepare_start (EV_P_ struct ev_prepare *w);

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