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Comparing libev/ev++.h (file contents):
Revision 1.2 by root, Sun Nov 11 00:05:59 2007 UTC vs.
Revision 1.9 by root, Tue Nov 27 10:59:10 2007 UTC

1#ifndef EVPP_H__ 1#ifndef EVPP_H__
2#define EVPP_H__ 2#define EVPP_H__
3 3
4/* work in progress, don't use unless you know what you are doing */ 4#include "ev.h"
5 5
6namespace ev { 6namespace ev {
7 7
8 template<class watcher> 8 template<class watcher>
9 class callback 9 class callback
… …
42 { 42 {
43 return prxy->call (obj, meth, *w, e); 43 return prxy->call (obj, meth, *w, e);
44 } 44 }
45 }; 45 };
46 46
47 #include "ev.h"
48
49 enum { 47 enum {
50 UNDEF = EV_UNDEF, 48 UNDEF = EV_UNDEF,
51 NONE = EV_NONE, 49 NONE = EV_NONE,
52 READ = EV_READ, 50 READ = EV_READ,
53 WRITE = EV_WRITE, 51 WRITE = EV_WRITE,
54 TIMEOUT = EV_TIMEOUT, 52 TIMEOUT = EV_TIMEOUT,
55 PERIODIC = EV_PERIODIC, 53 PERIODIC = EV_PERIODIC,
56 SIGNAL = EV_SIGNAL, 54 SIGNAL = EV_SIGNAL,
55 CHILD = EV_CHILD,
56 STAT = EV_STAT,
57 IDLE = EV_IDLE, 57 IDLE = EV_IDLE,
58 CHECK = EV_CHECK, 58 CHECK = EV_CHECK,
59 PREPARE = EV_PREPARE, 59 PREPARE = EV_PREPARE,
60 CHILD = EV_CHILD, 60 FORK = EV_FORK,
61 EMBED = EV_EMBED,
61 ERROR = EV_ERROR, 62 ERROR = EV_ERROR,
62 }; 63 };
63 64
64 typedef ev_tstamp tstamp; 65 typedef ev_tstamp tstamp;
65 66
… …
91 92
92 #endif 93 #endif
93 94
94 /* using a template here would require quite a bit more lines, 95 /* using a template here would require quite a bit more lines,
95 * so a macro solution was chosen */ 96 * so a macro solution was chosen */
96 #define EV_DECLARE_WATCHER(cppstem,cstem) \ 97 #define EV_BEGIN_WATCHER(cppstem,cstem) \
97 \
98 extern "C" void cb_ ## cppstem (struct ev_ ## cstem *w, int revents); \
99 \ 98 \
100 struct cppstem : ev_ ## cstem, callback<cppstem> \ 99 struct cppstem : ev_ ## cstem, callback<cppstem> \
101 { \ 100 { \
102 EV_CONSTRUCT (cppstem) \ 101 EV_CONSTRUCT (cppstem) \
103 { \ 102 { \
104 ev_init (static_cast<ev_ ## cstem *>(this), cb_ ## cppstem); \ 103 ev_init (static_cast<ev_ ## cstem *>(this), thunk); \
105 } \ 104 } \
106 \ 105 \
107 bool is_active () const \ 106 bool is_active () const \
108 { \ 107 { \
109 return ev_is_active (static_cast<const ev_ ## cstem *>(this)); \ 108 return ev_is_active (static_cast<const ev_ ## cstem *>(this)); \
… …
125 } \ 124 } \
126 \ 125 \
127 void operator ()(int events = EV_UNDEF) \ 126 void operator ()(int events = EV_UNDEF) \
128 { \ 127 { \
129 return call (this, events); \ 128 return call (this, events); \
129 } \
130 \
131 ~cppstem () \
132 { \
133 stop (); \
130 } \ 134 } \
131 \ 135 \
132 private: \ 136 private: \
133 \ 137 \
134 cppstem (const cppstem &o) \ 138 cppstem (const cppstem &o) \
135 : callback<cppstem> (this, (void (cppstem::*)(cppstem &, int))0) \ 139 : callback<cppstem> (this, (void (cppstem::*)(cppstem &, int))0) \
136 { /* disabled */ } \ 140 { /* disabled */ } \
141 \
137 void operator =(const cppstem &o) { /* disabled */ } \ 142 void operator =(const cppstem &o) { /* disabled */ } \
138 \ 143 \
144 static void thunk (EV_P_ struct ev_ ## cstem *w, int revents) \
145 { \
146 (*static_cast<cppstem *>(w))(revents); \
147 } \
148 \
139 public: 149 public:
140 150
151 #define EV_END_WATCHER(cppstem,cstem) \
152 };
153
141 EV_DECLARE_WATCHER (io, io) 154 EV_BEGIN_WATCHER (io, io)
142 void set (int fd, int events) 155 void set (int fd, int events)
143 { 156 {
144 int active = is_active (); 157 int active = is_active ();
145 if (active) stop (); 158 if (active) stop ();
146 ev_io_set (static_cast<ev_io *>(this), fd, events); 159 ev_io_set (static_cast<ev_io *>(this), fd, events);
… …
158 void start (int fd, int events) 171 void start (int fd, int events)
159 { 172 {
160 set (fd, events); 173 set (fd, events);
161 start (); 174 start ();
162 } 175 }
163 }; 176 EV_END_WATCHER (io, io)
164 177
165 EV_DECLARE_WATCHER (timer, timer) 178 EV_BEGIN_WATCHER (timer, timer)
166 void set (ev_tstamp after, ev_tstamp repeat = 0.) 179 void set (ev_tstamp after, ev_tstamp repeat = 0.)
167 { 180 {
168 int active = is_active (); 181 int active = is_active ();
169 if (active) stop (); 182 if (active) stop ();
170 ev_timer_set (static_cast<ev_timer *>(this), after, repeat); 183 ev_timer_set (static_cast<ev_timer *>(this), after, repeat);
… …
179 192
180 void again () 193 void again ()
181 { 194 {
182 ev_timer_again (EV_A_ static_cast<ev_timer *>(this)); 195 ev_timer_again (EV_A_ static_cast<ev_timer *>(this));
183 } 196 }
184 }; 197 EV_END_WATCHER (timer, timer)
185 198
199 #if EV_PERIODIC_ENABLE
186 EV_DECLARE_WATCHER (periodic, periodic) 200 EV_BEGIN_WATCHER (periodic, periodic)
187 void set (ev_tstamp at, ev_tstamp interval = 0.) 201 void set (ev_tstamp at, ev_tstamp interval = 0.)
188 { 202 {
189 int active = is_active (); 203 int active = is_active ();
190 if (active) stop (); 204 if (active) stop ();
191 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0); 205 ev_periodic_set (static_cast<ev_periodic *>(this), at, interval, 0);
… …
200 214
201 void again () 215 void again ()
202 { 216 {
203 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this)); 217 ev_periodic_again (EV_A_ static_cast<ev_periodic *>(this));
204 } 218 }
205 }; 219 EV_END_WATCHER (periodic, periodic)
220 #endif
206 221
207 EV_DECLARE_WATCHER (idle, idle)
208 };
209
210 EV_DECLARE_WATCHER (prepare, prepare)
211 };
212
213 EV_DECLARE_WATCHER (check, check)
214 };
215
216 EV_DECLARE_WATCHER (sig, signal) 222 EV_BEGIN_WATCHER (sig, signal)
217 void set (int signum) 223 void set (int signum)
218 { 224 {
219 int active = is_active (); 225 int active = is_active ();
220 if (active) stop (); 226 if (active) stop ();
221 ev_signal_set (static_cast<ev_signal *>(this), signum); 227 ev_signal_set (static_cast<ev_signal *>(this), signum);
… …
225 void start (int signum) 231 void start (int signum)
226 { 232 {
227 set (signum); 233 set (signum);
228 start (); 234 start ();
229 } 235 }
230 }; 236 EV_END_WATCHER (sig, signal)
231 237
232 EV_DECLARE_WATCHER (child, child) 238 EV_BEGIN_WATCHER (child, child)
233 void set (int pid) 239 void set (int pid)
234 { 240 {
235 int active = is_active (); 241 int active = is_active ();
236 if (active) stop (); 242 if (active) stop ();
237 ev_child_set (static_cast<ev_child *>(this), pid); 243 ev_child_set (static_cast<ev_child *>(this), pid);
… …
241 void start (int pid) 247 void start (int pid)
242 { 248 {
243 set (pid); 249 set (pid);
244 start (); 250 start ();
245 } 251 }
246 }; 252 EV_END_WATCHER (child, child)
253
254 #if EV_STAT_ENABLE
255 EV_BEGIN_WATCHER (stat, stat)
256 void set (const char *path, ev_tstamp interval = 0.)
257 {
258 int active = is_active ();
259 if (active) stop ();
260 ev_stat_set (static_cast<ev_stat *>(this), path, interval);
261 if (active) start ();
262 }
263
264 void start (const char *path, ev_tstamp interval = 0.)
265 {
266 set (path, interval);
267 start ();
268 }
269
270 void update ()
271 {
272 ev_stat_stat (EV_A_ static_cast<ev_stat *>(this));
273 }
274 EV_END_WATCHER (stat, stat)
275 #endif
276
277 EV_BEGIN_WATCHER (idle, idle)
278 void set () { }
279 EV_END_WATCHER (idle, idle)
280
281 EV_BEGIN_WATCHER (prepare, prepare)
282 void set () { }
283 EV_END_WATCHER (prepare, prepare)
284
285 EV_BEGIN_WATCHER (check, check)
286 void set () { }
287 EV_END_WATCHER (check, check)
288
289 #if EV_EMBED_ENABLE
290 EV_BEGIN_WATCHER (embed, embed)
291 void set (struct ev_loop *loop)
292 {
293 int active = is_active ();
294 if (active) stop ();
295 ev_embed_set (static_cast<ev_embed *>(this), loop);
296 if (active) start ();
297 }
298
299 void start (struct ev_loop *embedded_loop)
300 {
301 set (embedded_loop);
302 start ();
303 }
304
305 void sweep ()
306 {
307 ev_embed_sweep (EV_A_ static_cast<ev_embed *>(this));
308 }
309 EV_END_WATCHER (embed, embed)
310 #endif
247 311
248 #undef EV_CONSTRUCT 312 #undef EV_CONSTRUCT
313 #undef EV_BEGIN_WATCHER
249 #undef EV_DECLARE_WATCHER 314 #undef EV_END_WATCHER
250} 315}
251 316
252#endif 317#endif
253 318

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