| … | |
… | |
| 1396 | |
1396 | |
| 1397 | =item bool ev_is_active (ev_TYPE *watcher) |
1397 | =item bool ev_is_active (ev_TYPE *watcher) |
| 1398 | |
1398 | |
| 1399 | Returns a true value iff the watcher is active (i.e. it has been started |
1399 | Returns a true value iff the watcher is active (i.e. it has been started |
| 1400 | and not yet been stopped). As long as a watcher is active you must not modify |
1400 | and not yet been stopped). As long as a watcher is active you must not modify |
| 1401 | it. |
1401 | it unless documented otherwise. |
| 1402 | |
1402 | |
| 1403 | =item bool ev_is_pending (ev_TYPE *watcher) |
1403 | =item bool ev_is_pending (ev_TYPE *watcher) |
| 1404 | |
1404 | |
| 1405 | Returns a true value iff the watcher is pending, (i.e. it has outstanding |
1405 | Returns a true value iff the watcher is pending, (i.e. it has outstanding |
| 1406 | events but its callback has not yet been invoked). As long as a watcher |
1406 | events but its callback has not yet been invoked). As long as a watcher |
| … | |
… | |
| 1841 | to generate this combination this is fine, but if it is easy to avoid |
1841 | to generate this combination this is fine, but if it is easy to avoid |
| 1842 | starting an io watcher watching for no events you should do so. |
1842 | starting an io watcher watching for no events you should do so. |
| 1843 | |
1843 | |
| 1844 | =item ev_io_modify (ev_io *, int events) |
1844 | =item ev_io_modify (ev_io *, int events) |
| 1845 | |
1845 | |
| 1846 | Similar to C<ev_io_set>, but only changes the event mask. Using this might |
1846 | Similar to C<ev_io_set>, but only changes the requested events. Using this |
| 1847 | be faster with some backends, as libev can assume that the C<fd> still |
1847 | might be faster with some backends, as libev can assume that the C<fd> |
| 1848 | refers to the same underlying file description, something it cannot do |
1848 | still refers to the same underlying file description, something it cannot |
| 1849 | when using C<ev_io_set>. |
1849 | do when using C<ev_io_set>. |
| 1850 | |
1850 | |
| 1851 | =item int fd [no-modify] |
1851 | =item int fd [no-modify] |
| 1852 | |
1852 | |
| 1853 | The file descriptor being watched. While it can be read at any time, you |
1853 | The file descriptor being watched. While it can be read at any time, you |
| 1854 | must not modify this member even when the watcher is stopped - always use |
1854 | must not modify this member even when the watcher is stopped - always use |
