number of watcher

Marc Lehmann schmorp at schmorp.de
Sun Mar 2 21:12:17 CET 2014


On Sun, Mar 02, 2014 at 06:39:12PM +0330, Jafar habibi livar <iceberg.90427 at gmail.com> wrote:
> I should thanks for your quick reply.
> how can I find number of watchers which already registered in loop?

Each time a watcher is started (can be tricky due to ev_again), increase
a counter. Each time one is stopped (can be a bit tricky due to timers
auto-stopping, can be checked for by using ev_is_active in the callback),
decrease a counter.

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