Gimme my `-k' option back!

2 files changed, 10 insertions, 2 deletions

diff --git a/usr.bin/du/du.1 b/usr.bin/du/du.1
index 4ecce8e..97c366a 100644
--- a/usr.bin/du/du.1
+++ b/usr.bin/du/du.1
@@ -67,6 +67,11 @@ All symbolic links are followed.
 No symbolic links are followed.
 .It Fl a
 Display an entry for each file in the file hierarchy.
+.It Fl k
+Report in 1024-byte (1-Kbyte) blocks rather than the default.  Note that
+this overrides the
+.Ev BLOCKSIZE
+setting from the environment.
 .It Fl s
 Display only the grand total for the specified files.
 .It Fl x
diff --git a/usr.bin/du/du.c b/usr.bin/du/du.c
index 48869de..49b5f9b 100644
--- a/usr.bin/du/du.c
+++ b/usr.bin/du/du.c
@@ -73,7 +73,7 @@ main(argc, argv)
 	save = argv;
 	Hflag = Lflag = Pflag = aflag = sflag = 0;
 	ftsoptions = FTS_PHYSICAL;
-	while ((ch = getopt(argc, argv, "HLPasx")) != EOF)
+	while ((ch = getopt(argc, argv, "HLPaksx")) != EOF)
 		switch (ch) {
 		case 'H':
 			Hflag = 1;
@@ -90,6 +90,9 @@ main(argc, argv)
 		case 'a':
 			aflag = 1;
 			break;
+		case 'k':
+			putenv("BLOCKSIZE=1024");
+			break;
 		case 's':
 			sflag = 1;
 			break;
@@ -224,6 +227,6 @@ usage()
 {
 
 	(void)fprintf(stderr,
-		"usage: du [-H | -L | -P] [-a | -s] [-x] [file ...]\n");
+		"usage: du [-H | -L | -P] [-a | -s] [-k] [-x] [file ...]\n");
 	exit(1);
 }