Merge pull request #3169 from hashicorp/v-cli

Vendor cli to get exit code 127 on unknown command

vendor/github.com/mitchellh/cli/cli.go

@@ -173,7 +173,7 @@ func (c *CLI) Run() (int, error) {
 
 	// Just print the help when only '-h' or '--help' is passed.
 	if c.IsHelp() && c.Subcommand() == "" {
-		c.HelpWriter.Write([]byte(c.HelpFunc(c.Commands) + "\n"))
+		c.HelpWriter.Write([]byte(c.HelpFunc(c.helpCommands(c.Subcommand())) + "\n"))
 		return 0, nil
 	}
 
@@ -216,7 +216,7 @@ func (c *CLI) Run() (int, error) {
 	raw, ok := c.commandTree.Get(c.Subcommand())
 	if !ok {
 		c.HelpWriter.Write([]byte(c.HelpFunc(c.helpCommands(c.subcommandParent())) + "\n"))
-		return 1, nil
+		return 127, nil
 	}
 
 	command, err := raw.(CommandFactory)()

vendor/vendor.json

@@ -1033,10 +1033,10 @@
 			"revision": "7e024ce8ce18b21b475ac6baf8fa3c42536bf2fa"
 		},
 		{
-			"checksumSHA1": "gPuHq0UytpuYPb2YWmFVb22Twcc=",
+			"checksumSHA1": "mjxSVrqngLZSyaQoEW2OLUb3oDs=",
 			"path": "github.com/mitchellh/cli",
-			"revision": "0ce7cd515f64496ee660ab19f6bbf373945d3af0",
-			"revisionTime": "2017-08-24T19:02:09Z"
+			"revision": "7a1a617034de956eee640dfa5a7407ccc8c8d7e6",
+			"revisionTime": "2017-09-06T23:20:06Z"
 		},
 		{
 			"checksumSHA1": "ttEN1Aupb7xpPMkQLqb3tzLFdXs=",