Imported Upstream version 2.18.0

[lilypond.git] / flower / include / std-string.hh

diff --git a/flower/include/std-string.hh b/flower/include/std-string.hh
index 5b7d2af11dac0363dfaa985cf6c1819920106c68..6b6e8ef9728ea7ab815b4b3ac1c03804d5eb0819 100644 (file)
--- a/flower/include/std-string.hh
+++ b/flower/include/std-string.hh
@@ -39,7 +39,7 @@ using namespace std;
 typedef size_t ssize;
 #define NPOS string::npos
 
-string to_string (string s);
+string to_string (const string&);
 string to_string (char c, int n = 1);
 string to_string (int i, char const *format = 0);
 string to_string (double f, char const *format = 0);
@@ -53,7 +53,7 @@ __attribute__ ((format (printf, 1, 2)));
 
 string &replace_all (string *str, string const &find, string const &replace);
 string &replace_all (string *str, char find, char replace);
-char *string_copy (string s);
+char *string_copy (const string &s);
 
 int string_compare (string const &, string const &);