spare some syscalls

2012-09-21 09:08:19 -07:00 · 2012-09-21 09:08:19 -07:00 · 06cb4dfe8f
commit 06cb4dfe8f
parent 046e4d3a20
1 changed files with 3 additions and 1 deletions
--- a/tool/renumber.go
+++ b/tool/renumber.go
@ -53,6 +53,8 @@ func main() {
    for index, indexName := range indexNames {
        oldName := sourceMap[indexName]
        newName := fmt.Sprintf("%03d-%s.go", index+1, indexName)
-        os.Rename(oldName, newName)
+        if oldName != newName {
+            os.Rename(oldName, newName)
+        }
    }
 }