From be89569b02dd14e881924efd587d1f4ea0f24aa3 Mon Sep 17 00:00:00 2001
From: Kenshi Muto <kmuto@debian.org>
Date: Wed, 25 Dec 2019 22:32:55 +0900
Subject: [PATCH] IDGXMLMaker: print stderr messages from filter program

---
 lib/review/idgxmlmaker.rb | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/review/idgxmlmaker.rb b/lib/review/idgxmlmaker.rb
index 163e3f0b7..4e7de2c5a 100644
--- a/lib/review/idgxmlmaker.rb
+++ b/lib/review/idgxmlmaker.rb
@@ -118,10 +118,11 @@ def apply_filter(xmlfile)
       ENV['REVIEW_FNAME'] = File.basename(xmlfile).sub(/.xml\Z/, '.re')
       begin
         o, e, s = Open3.capture3(@filter, stdin_data: File.read(xmlfile))
+        unless e.empty?
+          warn("filter error for #{xmlfile}: #{e}")
+        end
         if s.success?
           File.write(xmlfile, o) # override
-        else
-          warn("filter error for #{xmlfile}: #{e}")
         end
       rescue => e
         warn("filter error for #{xmlfile}: #{e.message}")