Merge branch 'develop' of github.com:ethereum/go-ethereum into feature/ethutil-refactor

3 files changed, 18 insertions, 8 deletions

diff --git a/ethereum/flags.go b/ethereum/flags.go
index d5a9c3a8a..af0fd9a69 100644
--- a/ethereum/flags.go
+++ b/ethereum/flags.go
@@ -11,6 +11,7 @@ import (
 
 var Identifier string
 var KeyRing string
+var DiffTool bool
 var KeyStore string
 var StartRpc bool
 var RpcPort int
@@ -66,6 +67,7 @@ func Init() {
 	flag.StringVar(&ConfigFile, "conf", defaultConfigFile, "config file")
 	flag.StringVar(&DebugFile, "debug", "", "debug file (no debugging if not set)")
 	flag.IntVar(&LogLevel, "loglevel", int(ethlog.InfoLevel), "loglevel: 0-5: silent,error,warn,info,debug,debug detail)")
+	flag.BoolVar(&DiffTool, "difftool", false, "creates output for diff'ing. Sets LogLevel=0")
 
 	flag.BoolVar(&StartMining, "mine", false, "start dagger mining")
 	flag.BoolVar(&StartJsConsole, "js", false, "launches javascript console")
diff --git a/ethereum/javascript_runtime.go b/ethereum/javascript_runtime.go
index 6e107e376..852a50487 100644
--- a/ethereum/javascript_runtime.go
+++ b/ethereum/javascript_runtime.go
@@ -6,7 +6,6 @@ import (
 	"github.com/ethereum/eth-go/ethchain"
 	"github.com/ethereum/eth-go/ethlog"
 	"github.com/ethereum/eth-go/ethpub"
-	"github.com/ethereum/eth-go/ethreact"
 	"github.com/ethereum/eth-go/ethutil"
 	"github.com/ethereum/go-ethereum/utils"
 	"github.com/obscuren/otto"
@@ -23,8 +22,8 @@ type JSRE struct {
 	vm       *otto.Otto
 	lib      *ethpub.PEthereum
 
-	blockChan  chan ethreact.Event
-	changeChan chan ethreact.Event
+	blockChan  chan ethutil.React
+	changeChan chan ethutil.React
 	quitChan   chan bool
 
 	objectCb map[string][]otto.Value
@@ -49,8 +48,8 @@ func NewJSRE(ethereum *eth.Ethereum) *JSRE {
 		ethereum,
 		otto.New(),
 		ethpub.NewPEthereum(ethereum),
-		make(chan ethreact.Event),
-		make(chan ethreact.Event),
+		make(chan ethutil.React, 1),
+		make(chan ethutil.React, 1),
 		make(chan bool),
 		make(map[string][]otto.Value),
 	}
@@ -64,9 +63,6 @@ func NewJSRE(ethereum *eth.Ethereum) *JSRE {
 
 	// We have to make sure that, whoever calls this, calls "Stop"
 	go re.mainLoop()
-	// Subscribe to events
-	reactor := ethereum.Reactor()
-	reactor.Subscribe("newBlock", re.blockChan)
 
 	re.Bind("eth", &JSEthereum{re.lib, re.vm})
 
@@ -112,6 +108,10 @@ func (self *JSRE) Stop() {
 }
 
 func (self *JSRE) mainLoop() {
+	// Subscribe to events
+	reactor := self.ethereum.Reactor()
+	reactor.Subscribe("newBlock", self.blockChan)
+
 out:
 	for {
 		select {
diff --git a/ethereum/main.go b/ethereum/main.go
index e4d73d494..39226c1d2 100644
--- a/ethereum/main.go
+++ b/ethereum/main.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"github.com/ethereum/eth-go/ethlog"
+	"github.com/ethereum/eth-go/ethutil"
 	"github.com/ethereum/go-ethereum/utils"
 	"runtime"
 )
@@ -20,7 +21,14 @@ func main() {
 
 	// precedence: code-internal flag default < config file < environment variables < command line
 	Init() // parsing command line
+
+	// If the difftool option is selected ignore all other log output
+	if DiffTool {
+		LogLevel = 0
+	}
+
 	utils.InitConfig(ConfigFile, Datadir, "ETH")
+	ethutil.Config.Diff = DiffTool
 
 	utils.InitDataDir(Datadir)