uloop: add support for user defined signal handlers

[project/libubox.git] / examples / uloop-example.lua

diff --git a/examples/uloop-example.lua b/examples/uloop-example.lua
index f3aef60debad4a2a8f19611e001ef9dd9ce1fba8..1b73aeda44ee92ab90743f23ff4df51fabb060a0 100755 (executable)
--- a/examples/uloop-example.lua
+++ b/examples/uloop-example.lua
@@ -63,6 +63,22 @@ uloop.timer(
        end, 2000
 )
 
+-- SIGINT handler
+uloop.signal(function(signo)
+       print(string.format("Terminating on SIGINT (#%d)!", signo))
+
+       -- end uloop to terminate program
+       uloop.cancel()
+end, uloop.SIGINT)
+
+local sig
+sig = uloop.signal(function(signo)
+       print(string.format("Got SIGUSR2 (#%d)!", signo))
+
+       -- remove signal handler, next SIGUSR2 will terminate program
+       sig:delete()
+end, uloop.SIGUSR2)
+
 -- Keep udp_ev reference, events will be gc'd, even if the callback is still referenced
 -- .delete will manually untrack.
 udp_ev = uloop.fd_add(udp, function(ufd, events)