diff options
Diffstat (limited to 'vendor/github.com/hashicorp/yamux/util.go')
-rw-r--r-- | vendor/github.com/hashicorp/yamux/util.go | 28 |
1 files changed, 28 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 0000000..5fe45af --- /dev/null +++ b/vendor/github.com/hashicorp/yamux/util.go | |||
@@ -0,0 +1,28 @@ | |||
1 | package yamux | ||
2 | |||
3 | // asyncSendErr is used to try an async send of an error | ||
4 | func asyncSendErr(ch chan error, err error) { | ||
5 | if ch == nil { | ||
6 | return | ||
7 | } | ||
8 | select { | ||
9 | case ch <- err: | ||
10 | default: | ||
11 | } | ||
12 | } | ||
13 | |||
14 | // asyncNotify is used to signal a waiting goroutine | ||
15 | func asyncNotify(ch chan struct{}) { | ||
16 | select { | ||
17 | case ch <- struct{}{}: | ||
18 | default: | ||
19 | } | ||
20 | } | ||
21 | |||
22 | // min computes the minimum of two values | ||
23 | func min(a, b uint32) uint32 { | ||
24 | if a < b { | ||
25 | return a | ||
26 | } | ||
27 | return b | ||
28 | } | ||