Add Updates.Check field to Config

.gitignore

@@ -1,3 +1,5 @@
+cpu.prof # ipfs can generate profiling dump files
+
 *.swp
 .ipfsconfig
 *.out

cmd/ipfs/ipfs.go

@@ -67,7 +67,8 @@ var log = u.Logger("cmd/ipfs")
 func init() {
 	config, err := config.PathRoot()
 	if err != nil {
-		config = ""
+		u.POut("Failure initializing the default Config Directory: ", err)
+		os.Exit(1)
 	}
 	CmdIpfs.Flag.String("c", config, "specify config directory")
 }

config/config.go

@@ -45,12 +45,18 @@ func (bp *BootstrapPeer) String() string {
 	return bp.Address + "/" + bp.PeerID
 }
 
+// Updates regulates checking and downloading for application's most recent version
+type Updates struct {
+	Check string // "ignore" for do not check, "warn" and "error" for reacting when obsolete
+}
+
 // Config is used to load IPFS config files.
 type Config struct {
 	Identity  Identity         // local node's peer identity
 	Datastore Datastore        // local node's storage
 	Addresses Addresses        // local node's addresses
 	Mounts    Mounts           // local node's mount points
+	Updates   Updates          // local node's version management
 	Bootstrap []*BootstrapPeer // local nodes's bootstrap peers
 }