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mirror of https://github.com/v2fly/v2ray-core.git synced 2024-11-18 02:16:10 -05:00
v2fly/common/signal/exec.go
2016-12-29 22:17:12 +01:00

31 lines
473 B
Go

package signal
func executeAndFulfill(f func() error, done chan<- error) {
err := f()
if err != nil {
done <- err
}
close(done)
}
func ExecuteAsync(f func() error) <-chan error {
done := make(chan error, 1)
go executeAndFulfill(f, done)
return done
}
func ErrorOrFinish2(c1, c2 <-chan error) error {
select {
case err, failed := <-c1:
if failed {
return err
}
return <-c2
case err, failed := <-c2:
if failed {
return err
}
return <-c1
}
}