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update comments in signal.go

This commit is contained in:
Mitchell Hashimoto 2013-07-25 21:36:46 -05:00
parent 9289df6d35
commit a42b04ce7d
1 changed files with 5 additions and 1 deletions
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6
signal.go
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@ -15,8 +15,12 @@ func setupSignalHandlers(env packer.Environment) {
signal.Notify(ch, os.Interrupt) signal.Notify(ch, os.Interrupt)
go func() { go func() {
// First interrupt. We mostly ignore this because it allows the
// plugins time to cleanup.
<-ch <-ch
log.Println("First interrupt. Ignoring, will let plugins handle...") log.Println("First interrupt. Ignoring, but closing stdin...")
// Second interrupt. Go down hard.
<-ch <-ch
log.Println("Second interrupt. Exiting now.") log.Println("Second interrupt. Exiting now.")