Imported Upstream version 2.18.0

[lilypond.git] / lily / include / file-name-map.hh

diff --git a/lily/include/file-name-map.hh b/lily/include/file-name-map.hh
index 3e25d7e5cfc95ab5d0dc1d8c5eb813dff47b6283..5999f7558223b4006724be9328cbb575569f5cd2 100644 (file)
--- a/lily/include/file-name-map.hh
+++ b/lily/include/file-name-map.hh
@@ -22,7 +22,7 @@
 
 #include "std-string.hh"
 
-string map_file_name (string s);
+string map_file_name (const string &s);
 
 #endif /* FILE_NAME_MAP_HH */