From 1c05ddc432dc4376fc2b969c32f6a4bb2627a2c1 Mon Sep 17 00:00:00 2001
From: Xiao Yi Fang <yifang.xiao@foxmail.com>
Date: Fri, 19 Jul 2024 09:09:37 +0800
Subject: [PATCH] opt: use xapian as headword index for mdx dictionary

---
 src/btreeidx.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/btreeidx.cc b/src/btreeidx.cc
index 49da2ae9..367b437a 100644
--- a/src/btreeidx.cc
+++ b/src/btreeidx.cc
@@ -1034,6 +1034,8 @@ void BtreeIndex::buildXapianIndex( IndexedWords const & indexedWords, string fil
     for ( const auto &[ word, articleLinks ] : indexedWords ) {
 
       for ( const auto & articleLink : articleLinks ) {
+        if ( !articleLink.prefix.empty() )
+          continue;
         Xapian::Document doc;
 
         indexer.set_document( doc );