[PATCH] status=noinfo option for dd

[Pozsar Balazs]

Hi all,

Suppressing all dd status info can be useful sometimes, so please 
consider merging this patch. Thanks.



diff -Naurd a/man/dd.1 b/man/dd.1
--- a/man/dd.1  2010-01-12 11:56:07.000000000 +0100
+++ b/man/dd.1  2010-02-17 23:40:32.555209552 +0100
@@ -51,6 +51,9 @@
 .TP
 status=noxfer
 suppress transfer statistics
+.TP
+status=noinfo
+suppress all transfer info
 .PP
 BLOCKS and BYTES may be followed by the following multiplicative suffixes:
 c =1, w =2, b =512, kB =1000, K =1024, MB =1000*1000, M =1024*1024, xM =M
diff -Naurd a/src/dd.c b/src/dd.c
--- a/src/dd.c  2010-01-03 18:06:20.000000000 +0100
+++ b/src/dd.c  2010-02-17 23:40:08.774188153 +0100
@@ -132,7 +132,8 @@
 /* Status bit masks.  */
 enum
   {
-    STATUS_NOXFER = 01
+    STATUS_NOXFER = 01,
+    STATUS_NOINFO
   };
 
 /* The name of the input file, or NULL for the standard input. */
@@ -320,6 +321,7 @@
 static struct symbol_value const statuses[] =
 {
   {"noxfer",   STATUS_NOXFER},
+  {"noinfo",   STATUS_NOINFO},
   {"",         0}
 };
 
@@ -488,6 +490,7 @@
   seek=BLOCKS     skip BLOCKS obs-sized blocks at start of output\n\
   skip=BLOCKS     skip BLOCKS ibs-sized blocks at start of input\n\
   status=noxfer   suppress transfer statistics\n\
+  status=noinfo   suppress all transfer info\n\
 "), stdout);
       fputs (_("\
 \n\
@@ -611,6 +614,9 @@
   double delta_s;
   char const *bytes_per_second;
 
+  if (status_flags & STATUS_NOINFO)
+    return;
+
   fprintf (stderr,
            _("%"PRIuMAX"+%"PRIuMAX" records in\n"
              "%"PRIuMAX"+%"PRIuMAX" records out\n"),



-- 
pozsy