From db0e9efe3107606dbcb3edfb3afc76a1b9a2c020 Mon Sep 17 00:00:00 2001
From: Matthias Koefferlein <matthias@klayout.de>
Date: Mon, 29 Apr 2024 18:51:31 +0200
Subject: [PATCH] Bugfix: reload was not working properly

---
 src/rdb/rdb/rdb.cc | 2 +-
 src/rdb/rdb/rdb.h  | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/rdb/rdb/rdb.cc b/src/rdb/rdb/rdb.cc
index b1e41866c..64f8192f4 100644
--- a/src/rdb/rdb/rdb.cc
+++ b/src/rdb/rdb/rdb.cc
@@ -1762,7 +1762,7 @@ read_db_from_layout (rdb::Database *db, tl::InputStream &is)
 }
 
 void
-Database::load (const std::string &fn)
+Database::load (std::string fn)
 {
   tl::log << "Loading RDB from " << fn;
 
diff --git a/src/rdb/rdb/rdb.h b/src/rdb/rdb/rdb.h
index d368b5332..808af53ba 100644
--- a/src/rdb/rdb/rdb.h
+++ b/src/rdb/rdb/rdb.h
@@ -2455,8 +2455,10 @@ public:
    *  @brief Load the database from a file
    *
    *  Note: This clears the existing database.
+   *  The argument intentionally is a copy, so we can call
+   *  "load (this->filename ())" for reloading.
    */
-  void load (const std::string &filename);
+  void load (std::string filename);
 
   /**
    *  @brief Applies the attributes from a different database