diff options
Diffstat (limited to 'vendor/github.com/hashicorp/yamux/util.go')
-rw-r--r-- | vendor/github.com/hashicorp/yamux/util.go | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/vendor/github.com/hashicorp/yamux/util.go b/vendor/github.com/hashicorp/yamux/util.go new file mode 100644 index 000000000..8a73e9249 --- /dev/null +++ b/vendor/github.com/hashicorp/yamux/util.go @@ -0,0 +1,43 @@ +package yamux + +import ( + "sync" + "time" +) + +var ( + timerPool = &sync.Pool{ + New: func() interface{} { + timer := time.NewTimer(time.Hour * 1e6) + timer.Stop() + return timer + }, + } +) + +// asyncSendErr is used to try an async send of an error +func asyncSendErr(ch chan error, err error) { + if ch == nil { + return + } + select { + case ch <- err: + default: + } +} + +// asyncNotify is used to signal a waiting goroutine +func asyncNotify(ch chan struct{}) { + select { + case ch <- struct{}{}: + default: + } +} + +// min computes the minimum of two values +func min(a, b uint32) uint32 { + if a < b { + return a + } + return b +} |