string.stp: fix str_replace() return

Unfortunately, we can't use STAP_RETURN() here because we've been
gradually building STAP_RETVALUE from multiple concatenations so using
STAP_RETURN() would overwrite the hard work.

diff --git a/tapset/string.stp b/tapset/string.stp
index e27f055d8bb8807800314bc4407673486e172ff4..4d0e2f7e20a60da617cda9180e24eca4557e3f05 100644 (file)
--- a/tapset/string.stp
+++ b/tapset/string.stp
@@ -140,7 +140,8 @@ function str_replace:string (prnt_str:string, srch_str:string, rplc_str:string)
                ptr_base = ptr;
        }
 
-       STAP_RETURN (ptr_base);
+       strlcat(STAP_RETVALUE, ptr_base, MAXSTRINGLEN);
+       return;
 %}
 
 /**