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-rw-r--r--ethchain/vm.go31
-rw-r--r--ethlog/loggers.go20
2 files changed, 28 insertions, 23 deletions
diff --git a/ethchain/vm.go b/ethchain/vm.go
index cfedadb08..769333649 100644
--- a/ethchain/vm.go
+++ b/ethchain/vm.go
@@ -24,14 +24,10 @@ var (
GasTx = big.NewInt(500)
)
-func CalculateTxGas(initSize *big.Int) *big.Int {
- totalGas := new(big.Int)
-
- txTotalBytes := new(big.Int).Set(initSize)
- txTotalBytes.Div(txTotalBytes, ethutil.Big32)
- totalGas.Add(totalGas, new(big.Int).Mul(txTotalBytes, GasSStore))
-
- return totalGas
+type Debugger interface {
+ BreakHook(step int, op OpCode, mem *Memory, stack *Stack, stateObject *StateObject) bool
+ StepHook(step int, op OpCode, mem *Memory, stack *Stack, stateObject *StateObject) bool
+ BreakPoints() []int64
}
type Vm struct {
@@ -53,14 +49,13 @@ type Vm struct {
err error
// Debugging
- Hook DebugHook
+ Dbg Debugger
+
BreakPoints []int64
Stepping bool
Fn string
}
-type DebugHook func(step int, op OpCode, mem *Memory, stack *Stack, stateObject *StateObject) bool
-
type RuntimeVars struct {
Origin []byte
Block *Block
@@ -754,12 +749,14 @@ func (vm *Vm) RunClosure(closure *Closure) (ret []byte, err error) {
vm.Endl()
- if vm.Hook != nil {
- for _, instrNo := range vm.BreakPoints {
- if pc.Cmp(big.NewInt(instrNo)) == 0 || vm.Stepping {
- vm.Stepping = true
-
- if !vm.Hook(prevStep, op, mem, stack, closure.Object()) {
+ if vm.Dbg != nil {
+ for _, instrNo := range vm.Dbg.BreakPoints() {
+ if pc.Cmp(big.NewInt(instrNo)) == 0 {
+ if !vm.Dbg.BreakHook(prevStep, op, mem, stack, closure.Object()) {
+ return nil, nil
+ }
+ } else if vm.Stepping {
+ if !vm.Dbg.StepHook(prevStep, op, mem, stack, closure.Object()) {
return nil, nil
}
}
diff --git a/ethlog/loggers.go b/ethlog/loggers.go
index 9ebe59096..219c78240 100644
--- a/ethlog/loggers.go
+++ b/ethlog/loggers.go
@@ -39,7 +39,7 @@ func (msg *logMessage) send(logger LogSystem) {
var logMessages chan (*logMessage)
var logSystems []LogSystem
-var drained = true
+var quit chan bool
type LogLevel uint8
@@ -54,6 +54,7 @@ const (
// log messages are dispatched to log writers
func start() {
+out:
for {
select {
case msg := <-logMessages:
@@ -62,15 +63,23 @@ func start() {
msg.send(logSystem)
}
}
- default:
- drained = true
+ case <-quit:
+ break out
}
}
}
// waits until log messages are drained (dispatched to log writers)
func Flush() {
- for !drained {
+ quit <- true
+
+done:
+ for {
+ select {
+ case <-logMessages:
+ default:
+ break done
+ }
}
}
@@ -88,6 +97,7 @@ func AddLogSystem(logSystem LogSystem) {
defer mutex.Unlock()
if logSystems == nil {
logMessages = make(chan *logMessage)
+ quit = make(chan bool)
go start()
}
logSystems = append(logSystems, logSystem)
@@ -96,7 +106,6 @@ func AddLogSystem(logSystem LogSystem) {
func (logger *Logger) sendln(level LogLevel, v ...interface{}) {
if logMessages != nil {
msg := newPrintlnLogMessage(level, logger.tag, v...)
- drained = false
logMessages <- msg
}
}
@@ -104,7 +113,6 @@ func (logger *Logger) sendln(level LogLevel, v ...interface{}) {
func (logger *Logger) sendf(level LogLevel, format string, v ...interface{}) {
if logMessages != nil {
msg := newPrintfLogMessage(level, logger.tag, format, v...)
- drained = false
logMessages <- msg
}
}