X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finput.cc;h=a091ef9855c72111c069d77d4931599bc3df9e83;hb=be3d5e137f4afdc751010cc1480ab70c90f3851a;hp=9ba376763861cbd58fbff6d3dadf7a216bdbdabd;hpb=c618987255838a2af9813a69eb1f4f20a8df6315;p=lilypond.git

diff --git a/lily/input.cc b/lily/input.cc
index 9ba3767638..a091ef9855 100644
--- a/lily/input.cc
+++ b/lily/input.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1997--2011 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 1997--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
   LilyPond is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -79,7 +79,7 @@ Input::set_location (Input const &i_start, Input const &i_end)
   [file:line:column:][warning:]message
 */
 string
-Input::message_string (string msg) const
+Input::message_string (const string &msg) const
 {
   if (source_file_)
     return msg + "\n" + source_file_->quote_input (start_);
@@ -93,7 +93,7 @@ Input::message_location () const
   return (source_file_) ? location_string () : "";
 }
 void
-Input::error (string s) const
+Input::error (const string &s) const
 {
   ::non_fatal_error (message_string (s), message_location ());
   // UGH, fix naming or usage (use non_fatal_error in most places, instead)
@@ -101,31 +101,31 @@ Input::error (string s) const
 }
 
 void
-Input::programming_error (string s) const
+Input::programming_error (const string &s) const
 {
   ::programming_error (message_string (s), message_location ());
 }
 
 void
-Input::non_fatal_error (string s) const
+Input::non_fatal_error (const string &s) const
 {
   ::non_fatal_error (message_string (s), message_location ());
 }
 
 void
-Input::warning (string s) const
+Input::warning (const string &s) const
 {
   ::warning (message_string (s), message_location ());
 }
 
 void
-Input::message (string s) const
+Input::message (const string &s) const
 {
   ::message (message_string (s), true, message_location ());
 }
 
 void
-Input::debug_output (string s) const
+Input::debug_output (const string &s) const
 {
   ::debug_output (message_string (s), true, message_location ());
 }