| 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 | |
| 6 | namespace ev { |
6 | namespace ev { |
| 7 | |
7 | |
| 8 | template<class watcher> |
8 | template<class watcher> |
| 9 | class callback |
9 | class callback |
| … | |
… | |
| 41 | void call (watcher *w, int e) const |
41 | void call (watcher *w, int e) const |
| 42 | { |
42 | { |
| 43 | return prxy->call (obj, meth, *w, e); |
43 | return prxy->call (obj, meth, *w, e); |
| 44 | } |
44 | } |
| 45 | }; |
45 | }; |
| 46 | |
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| 47 | #include "ev.h" |
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| 48 | |
46 | |
| 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, |
| … | |
… | |
| 93 | |
91 | |
| 94 | /* using a template here would require quite a bit more lines, |
92 | /* using a template here would require quite a bit more lines, |
| 95 | * so a macro solution was chosen */ |
93 | * so a macro solution was chosen */ |
| 96 | #define EV_BEGIN_WATCHER(cppstem,cstem) \ |
94 | #define EV_BEGIN_WATCHER(cppstem,cstem) \ |
| 97 | \ |
95 | \ |
| 98 | static void cb_ ## cppstem (struct ev_ ## cstem *w, int revents); \ |
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| 99 | \ |
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| 100 | struct cppstem : ev_ ## cstem, callback<cppstem> \ |
96 | struct cppstem : ev_ ## cstem, callback<cppstem> \ |
| 101 | { \ |
97 | { \ |
| 102 | EV_CONSTRUCT (cppstem) \ |
98 | EV_CONSTRUCT (cppstem) \ |
| 103 | { \ |
99 | { \ |
| 104 | ev_init (static_cast<ev_ ## cstem *>(this), cb_ ## cppstem); \ |
100 | ev_init (static_cast<ev_ ## cstem *>(this), thunk); \ |
| 105 | } \ |
101 | } \ |
| 106 | \ |
102 | \ |
| 107 | bool is_active () const \ |
103 | bool is_active () const \ |
| 108 | { \ |
104 | { \ |
| 109 | return ev_is_active (static_cast<const ev_ ## cstem *>(this)); \ |
105 | return ev_is_active (static_cast<const ev_ ## cstem *>(this)); \ |
| … | |
… | |
| 137 | private: \ |
133 | private: \ |
| 138 | \ |
134 | \ |
| 139 | cppstem (const cppstem &o) \ |
135 | cppstem (const cppstem &o) \ |
| 140 | : callback<cppstem> (this, (void (cppstem::*)(cppstem &, int))0) \ |
136 | : callback<cppstem> (this, (void (cppstem::*)(cppstem &, int))0) \ |
| 141 | { /* disabled */ } \ |
137 | { /* disabled */ } \ |
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138 | \ |
| 142 | void operator =(const cppstem &o) { /* disabled */ } \ |
139 | void operator =(const cppstem &o) { /* disabled */ } \ |
| 143 | \ |
140 | \ |
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141 | static void thunk (EV_P_ struct ev_ ## cstem *w, int revents) \ |
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142 | { \ |
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143 | (*static_cast<cppstem *>(w))(revents); \ |
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144 | } \ |
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145 | \ |
| 144 | public: |
146 | public: |
| 145 | |
147 | |
| 146 | #define EV_END_WATCHER(cppstem,cstem) \ |
148 | #define EV_END_WATCHER(cppstem,cstem) \ |
| 147 | }; \ |
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| 148 | \ |
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| 149 | static void cb_ ## cppstem (struct ev_ ## cstem *w, int revents) \ |
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| 150 | { \ |
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| 151 | (*static_cast<cppstem *>(w))(revents); \ |
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| 152 | } |
149 | }; |
| 153 | |
150 | |
| 154 | EV_BEGIN_WATCHER (io, io) |
151 | EV_BEGIN_WATCHER (io, io) |
| 155 | void set (int fd, int events) |
152 | void set (int fd, int events) |
| 156 | { |
153 | { |
| 157 | int active = is_active (); |
154 | int active = is_active (); |
| … | |
… | |
| 218 | } |
215 | } |
| 219 | EV_END_WATCHER (periodic, periodic) |
216 | EV_END_WATCHER (periodic, periodic) |
| 220 | #endif |
217 | #endif |
| 221 | |
218 | |
| 222 | EV_BEGIN_WATCHER (idle, idle) |
219 | EV_BEGIN_WATCHER (idle, idle) |
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220 | void set () { } |
| 223 | EV_END_WATCHER (idle, idle) |
221 | EV_END_WATCHER (idle, idle) |
| 224 | |
222 | |
| 225 | EV_BEGIN_WATCHER (prepare, prepare) |
223 | EV_BEGIN_WATCHER (prepare, prepare) |
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224 | void set () { } |
| 226 | EV_END_WATCHER (prepare, prepare) |
225 | EV_END_WATCHER (prepare, prepare) |
| 227 | |
226 | |
| 228 | EV_BEGIN_WATCHER (check, check) |
227 | EV_BEGIN_WATCHER (check, check) |
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228 | void set () { } |
| 229 | EV_END_WATCHER (check, check) |
229 | EV_END_WATCHER (check, check) |
| 230 | |
230 | |
| 231 | EV_BEGIN_WATCHER (sig, signal) |
231 | EV_BEGIN_WATCHER (sig, signal) |
| 232 | void set (int signum) |
232 | void set (int signum) |
| 233 | { |
233 | { |
| … | |
… | |
| 258 | set (pid); |
258 | set (pid); |
| 259 | start (); |
259 | start (); |
| 260 | } |
260 | } |
| 261 | EV_END_WATCHER (child, child) |
261 | EV_END_WATCHER (child, child) |
| 262 | |
262 | |
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263 | #if EV_MULTIPLICITY |
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264 | |
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265 | EV_BEGIN_WATCHER (embed, embed) |
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266 | void set (struct ev_loop *loop) |
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267 | { |
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268 | int active = is_active (); |
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269 | if (active) stop (); |
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270 | ev_embed_set (static_cast<ev_embed *>(this), loop); |
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271 | if (active) start (); |
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272 | } |
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273 | |
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274 | void start (struct ev_loop *embedded_loop) |
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275 | { |
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276 | set (embedded_loop); |
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277 | start (); |
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278 | } |
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279 | |
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280 | void sweep () |
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281 | { |
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282 | ev_embed_sweep (EV_A_ static_cast<ev_embed *>(this)); |
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283 | } |
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284 | EV_END_WATCHER (embed, embed) |
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285 | |
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286 | #endif |
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287 | |
| 263 | #undef EV_CONSTRUCT |
288 | #undef EV_CONSTRUCT |
| 264 | #undef EV_BEGIN_WATCHER |
289 | #undef EV_BEGIN_WATCHER |
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290 | #undef EV_END_WATCHER |
| 265 | } |
291 | } |
| 266 | |
292 | |
| 267 | #endif |
293 | #endif |
| 268 | |
294 | |
