X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=flower%2Fstd-string.cc;h=7dc9d47311446f649db2f8d550b7d0ed40801419;hb=b2ee405188663de7ce5e0e79af12f06726f511f8;hp=d2c2d624d2981893ce9ac21879d450015f2364d9;hpb=d61cf3bbdb1c6670a127ba3baddf2f04d3e34fd3;p=lilypond.git

diff --git a/flower/std-string.cc b/flower/std-string.cc
index d2c2d624d2..7dc9d47311 100644
--- a/flower/std-string.cc
+++ b/flower/std-string.cc
@@ -21,7 +21,7 @@
 #include "string-convert.hh"
 
 string
-to_string (string s)
+to_string (const string &s)
 {
   return s;
 }
@@ -106,7 +106,7 @@ replace_all (string *str, char find, char replace)
 }
 
 char *
-string_copy (string s)
+string_copy (const string &s)
 {
   ssize len = s.length ();
   char *dest = new char[len + 1];
@@ -144,7 +144,7 @@ string_split (string str, char c)
 }
 
 string
-string_join (vector<string> const &strs, string infix)
+string_join (vector<string> const &strs, const string &infix)
 {
   string result;
   for (vsize i = 0; i < strs.size (); i++)