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Support delete a fd event.

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When you call the fd_add, it will return an object with `delete` method.
So you can delete that event if you want.

Signed-off-by: Xiongfei(Alex) Guo <xfguo@credosemi.com>
This commit is contained in:
Xiongfei Guo 2014-06-20 10:31:19 +00:00 • committed by John Crispin
parent 79b56268b4
commit 02ca593347
2 changed files with 44 additions and 3 deletions
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17
examples/uloop-example.lua
View file

@ -46,20 +46,31 @@ uloop.timer(
end, 2000
)
uloop.fd_add(udp, function(ufd, events)
udp_ev = uloop.fd_add(udp, function(ufd, events)
local words, msg_or_ip, port_or_nil = ufd:receivefrom()
print('Recv UDP packet from '..msg_or_ip..':'..port_or_nil..' : '..words)
if words == "Stop!" then
udp_ev:delete()
end
end, uloop.ULOOP_READ)
udp_count = 0
udp_send_timer = uloop.timer(
function()
local s = socket.udp()
local words = 'Hello!'
local words
if udp_count > 3 then
words = "Stop!"
udp_send_timer:cancel()
else
words = 'Hello!'
udp_send_timer:set(1000)
end
print('Send UDP packet to 127.0.0.1:8080 :'..words)
s:sendto(words, '127.0.0.1', 8080)
s:close()
udp_send_timer:set(1000)
udp_count = udp_count + 1
end, 3000
)