added uniq_usage message

[oweals/busybox.git] / du.c

diff --git a/du.c b/du.c
index e5788c63d4a64383d54853ef208283bdc369cde6..ec03afd9589a84ae56ac1367c142518d83cfe728 100644 (file)
--- a/du.c
+++ b/du.c
@@ -43,9 +43,6 @@ static int    du_depth = 0;
 
 static Display *print;
 
-static void
-print_null(size_t size, char *filename) { }
-
 static void
 print_normal(size_t size, char *filename)
 {
@@ -136,11 +133,11 @@ du_main(int argc, char **argv)
        int sum;
        for ( ; i < argc; i++) {
            sum = du(argv[i]);
-           if (sum) { print_normal(sum, argv[i]); }
+           if ((sum) && (isDirectory(argv[i]))) { print_normal(sum, argv[i]); }
        }
     }
 
     exit(0);
 }
 
-/* $Id: du.c,v 1.6 1999/12/15 18:52:17 beppu Exp $ */
+/* $Id: du.c,v 1.8 1999/12/17 18:44:15 erik Exp $ */