commit 86a5ca9e73301722e0a4917dc43b19dc61cac571
author Feng Qian <fqian@google.com> Mon Aug 17 23:22:06 2009 -0700
committer Feng Qian <fqian@google.com> Mon Aug 17 23:26:55 2009 -0700
tree e9e4c694c9b7e0d049da07b442897a1ac950181a
parent e631646ae9030296d7c00c2298031aa01040351d

Add re-entry count for QemuTracerAuto class.

WebKit/android/TimeCounter.cpp

diff --git a/WebKit/android/TimeCounter.cpp b/WebKit/android/TimeCounter.cpp
index 5f69cf6..7abc113 100644
--- a/WebKit/android/TimeCounter.cpp
+++ b/WebKit/android/TimeCounter.cpp
@@ -65,6 +65,8 @@
 uint32_t TimeCounter::sLastCounter[TimeCounter::TotalTimeCounterCount];
 uint32_t TimeCounter::sStartTime[TimeCounter::TotalTimeCounterCount];
 
+int QemuTracerAuto::reentry_count = 0;
+
 static const char* timeCounterNames[] = {
     "css parsing", 
     "javascript",

WebKit/android/TimeCounter.h

diff --git a/WebKit/android/TimeCounter.h b/WebKit/android/TimeCounter.h
index 47e681b..29c3eb9 100644
--- a/WebKit/android/TimeCounter.h
+++ b/WebKit/android/TimeCounter.h
@@ -98,8 +98,19 @@
 
 class QemuTracerAuto {
 public:
-    QemuTracerAuto() { qemu_start_tracing(); }
-    ~QemuTracerAuto() { qemu_stop_tracing(); }
+    QemuTracerAuto() {
+        if (!reentry_count)
+            qemu_start_tracing();
+        reentry_count++;
+    }
+
+    ~QemuTracerAuto() {
+        reentry_count--;
+        if (!reentry_count)
+            qemu_stop_tracing();
+    }
+private:
+    static int reentry_count;
 };
 
 }