@@ expression p; @@ - if (p) { - closedir(p); - p = NULL; - } + p = safe_closedir(p); @@ expression p; @@ - if (p) - closedir(p); - p = NULL; + p = safe_closedir(p); @@ expression p; @@ - closedir(p); - p = NULL; + p = safe_closedir(p); @@ expression p; @@ - if (p) - closedir(p); + safe_closedir(p);