1 files changed, 14 insertions, 3 deletions
diff --git a/lib/asan/asan_descriptions.h b/lib/asan/asan_descriptions.h
index 1a1b01cf20cd..5c2d7662a35a 100644
--- a/lib/asan/asan_descriptions.h
+++ b/lib/asan/asan_descriptions.h
@@ -26,9 +26,20 @@ void DescribeThread(AsanThreadContext *context);
 static inline void DescribeThread(AsanThread *t) {
   if (t) DescribeThread(t->context());
 }
-const char *ThreadNameWithParenthesis(AsanThreadContext *t, char buff[],
-                                      uptr buff_len);
-const char *ThreadNameWithParenthesis(u32 tid, char buff[], uptr buff_len);
+
+class AsanThreadIdAndName {
+ public:
+  explicit AsanThreadIdAndName(AsanThreadContext *t);
+  explicit AsanThreadIdAndName(u32 tid);
+
+  // Contains "T%tid (%name)" or "T%tid" if the name is empty.
+  const char *c_str() const { return &name[0]; }
+
+ private:
+  void Init(u32 tid, const char *tname);
+
+  char name[128];
+};
 
 class Decorator : public __sanitizer::SanitizerCommonDecorator {
  public: