Fix compile for GCC 4.4

Signed-off-by: Patrick McCarty <pnorcks@gmail.com>

diff --git a/lily/relocate.cc b/lily/relocate.cc
index 69b27a8d4b3e8a24e37f44bbde8524198bf33252..6a7dd2c402443c74538d5ff41cd410e3f280f932 100644 (file)
--- a/lily/relocate.cc
+++ b/lily/relocate.cc
@@ -276,13 +276,13 @@ expand_environment_variables (string orig)
   string out;
   while (ptr < start_ptr + len)
     {
-      char *dollar = strchr (ptr, '$');
+      const char *dollar = strchr (ptr, '$');
       
       if (dollar != NULL)
        {
-         char *start_var = dollar + 1;
-         char *end_var = start_var;
-         char *start_next = end_var;
+         const char *start_var = dollar + 1;
+         const char *end_var = start_var;
+         const char *start_next = end_var;
          
          out += string (ptr, dollar - ptr);
          ptr = dollar;