From 2dafab9662fe759a442a7ef11ead0bf5885b433f Mon Sep 17 00:00:00 2001
From: aozhiwei <aozhiwei@kingsome.cn>
Date: Sat, 27 Oct 2018 13:46:12 +0800
Subject: [PATCH] 1

---
 cpp/utils.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cpp/utils.cc b/cpp/utils.cc
index 7f55a23..0862657 100644
--- a/cpp/utils.cc
+++ b/cpp/utils.cc
@@ -24,6 +24,9 @@ bool ReadCsvMetaFile(const std::string& filename,
         for (int i = 0; i < descriptor->field_count(); ++i) {
             const google::protobuf::FieldDescriptor* field_desc = descriptor->field(i);
             const std::string& field_name = field_desc->name();
+            if (field_name.empty() || field_name[0] == '_') {
+                continue;
+            }
 
             switch (field_desc->cpp_type()) {
             case google::protobuf::FieldDescriptor::CPPTYPE_STRING: