1 files changed, 9 insertions, 0 deletions
diff --git a/common/trace_option.cpp b/common/trace_option.cpp
index 5c4563fe..feae1496 100644
--- a/common/trace_option.cpp
+++ b/common/trace_option.cpp
@@ -28,6 +28,7 @@
 
 #include <string.h>
 #include <iostream>
+#include <stdlib.h>
 
 namespace trace {
 
@@ -50,4 +51,12 @@ boolOption(const char *option, bool default_) {
     return default_;
 }
 
+int
+intOption(const char *option, int default_) {
+    if (!option) {
+        return default_;
+    }
+    return atoi(option);
+}
+
 } /* namespace trace */