File reproducible-clucene.patch of Package libreoffice

Date: 2024-07-18
Author: Bernhard M. Wiedemann

Use a new function in clucene-core, protected with a
BuildRequires:  libclucene2(setStartVersion)

to achieve reproducible builds for help.idxl files

diff --git a/helpcompiler/source/HelpIndexer.cxx b/helpcompiler/source/HelpIndexer.cxx
index 65e46743b..32e29c2f7 100644
--- a/helpcompiler/source/HelpIndexer.cxx
+++ b/helpcompiler/source/HelpIndexer.cxx
@@ -106,7 +106,7 @@ bool HelpIndexer::indexDocuments()
                                                                    analyzer.get(), true);
 #endif
 
-#ifndef SYSTEM_CLUCENE
+#if 1
         // avoid random values in index file, making help indices reproducible
         writer->setSegmentInfoStartVersion(0);
 #endif