From 5dc5e669864153949899b7a7c37737be65b80ba1 Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Sat, 4 Apr 2015 22:16:29 +0200
Subject: [PATCH] set backtrace during runtime

---
 cmd/geth/admin.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/cmd/geth/admin.go b/cmd/geth/admin.go
index 639d5283ee..f2887c6db3 100644
--- a/cmd/geth/admin.go
+++ b/cmd/geth/admin.go
@@ -36,6 +36,18 @@ func (js *jsre) adminBindings() {
 	admin.Set("export", js.exportChain)
 	admin.Set("dumpBlock", js.dumpBlock)
 	admin.Set("verbosity", js.verbosity)
+	admin.Set("backtrace", js.backtrace)
+}
+
+func (js *jsre) backtrace(call otto.FunctionCall) otto.Value {
+	tracestr, err := call.Argument(0).ToString()
+	if err != nil {
+		fmt.Println(err)
+		return otto.UndefinedValue()
+	}
+	glog.GetTraceLocation().Set(tracestr)
+
+	return otto.UndefinedValue()
 }
 
 func (js *jsre) verbosity(call otto.FunctionCall) otto.Value {