| … | |
… | |
| 192 | as this indicates an incompatible change. Minor versions are usually |
192 | as this indicates an incompatible change. Minor versions are usually |
| 193 | compatible to older versions, so a larger minor version alone is usually |
193 | compatible to older versions, so a larger minor version alone is usually |
| 194 | not a problem. |
194 | not a problem. |
| 195 | |
195 | |
| 196 | Example: Make sure we haven't accidentally been linked against the wrong |
196 | Example: Make sure we haven't accidentally been linked against the wrong |
| 197 | version. |
197 | version (note, however, that this will not detect ABI mismatches :). |
| 198 | |
198 | |
| 199 | assert (("libev version mismatch", |
199 | assert (("libev version mismatch", |
| 200 | ev_version_major () == EV_VERSION_MAJOR |
200 | ev_version_major () == EV_VERSION_MAJOR |
| 201 | && ev_version_minor () >= EV_VERSION_MINOR)); |
201 | && ev_version_minor () >= EV_VERSION_MINOR)); |
| 202 | |
202 | |
| … | |
… | |
| 1404 | { |
1404 | { |
| 1405 | // stop the I/O watcher, we received the event, but |
1405 | // stop the I/O watcher, we received the event, but |
| 1406 | // are not yet ready to handle it. |
1406 | // are not yet ready to handle it. |
| 1407 | ev_io_stop (EV_A_ w); |
1407 | ev_io_stop (EV_A_ w); |
| 1408 | |
1408 | |
| 1409 | // start the idle watcher to ahndle the actual event. |
1409 | // start the idle watcher to handle the actual event. |
| 1410 | // it will not be executed as long as other watchers |
1410 | // it will not be executed as long as other watchers |
| 1411 | // with the default priority are receiving events. |
1411 | // with the default priority are receiving events. |
| 1412 | ev_idle_start (EV_A_ &idle); |
1412 | ev_idle_start (EV_A_ &idle); |
| 1413 | } |
1413 | } |
| 1414 | |
1414 | |
| … | |
… | |
| 1774 | callback (loop, timer, EV_TIMER); |
1774 | callback (loop, timer, EV_TIMER); |
| 1775 | |
1775 | |
| 1776 | And when there is some activity, simply store the current time in |
1776 | And when there is some activity, simply store the current time in |
| 1777 | C<last_activity>, no libev calls at all: |
1777 | C<last_activity>, no libev calls at all: |
| 1778 | |
1778 | |
| 1779 | last_actiivty = ev_now (loop); |
1779 | last_activity = ev_now (loop); |
| 1780 | |
1780 | |
| 1781 | This technique is slightly more complex, but in most cases where the |
1781 | This technique is slightly more complex, but in most cases where the |
| 1782 | time-out is unlikely to be triggered, much more efficient. |
1782 | time-out is unlikely to be triggered, much more efficient. |
| 1783 | |
1783 | |
| 1784 | Changing the timeout is trivial as well (if it isn't hard-coded in the |
1784 | Changing the timeout is trivial as well (if it isn't hard-coded in the |
| … | |
… | |
| 3342 | ev::io iow; |
3342 | ev::io iow; |
| 3343 | iow.set <myclass, &myclass::io_cb> (&obj); |
3343 | iow.set <myclass, &myclass::io_cb> (&obj); |
| 3344 | |
3344 | |
| 3345 | =item w->set (object *) |
3345 | =item w->set (object *) |
| 3346 | |
3346 | |
| 3347 | This is an B<experimental> feature that might go away in a future version. |
|
|
| 3348 | |
|
|
| 3349 | This is a variation of a method callback - leaving out the method to call |
3347 | This is a variation of a method callback - leaving out the method to call |
| 3350 | will default the method to C<operator ()>, which makes it possible to use |
3348 | will default the method to C<operator ()>, which makes it possible to use |
| 3351 | functor objects without having to manually specify the C<operator ()> all |
3349 | functor objects without having to manually specify the C<operator ()> all |
| 3352 | the time. Incidentally, you can then also leave out the template argument |
3350 | the time. Incidentally, you can then also leave out the template argument |
| 3353 | list. |
3351 | list. |
