od: code shrink, fix "od --traditional FILE"

function                                             old     new   delta
parse_old_offset                                     107     125     +18
packed_usage                                       28715   28691     -24
od_main                                             2312    2275     -37

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 21 insertions, 1 deletions

diff --git a/testsuite/od.tests b/testsuite/od.tests
index 138efedea..fa47b4790 100755
--- a/testsuite/od.tests
+++ b/testsuite/od.tests
@@ -4,7 +4,7 @@
 
 . ./testing.sh
 
-# testing "test name" "options" "expected result" "file input" "stdin"
+# testing "test name" "commands" "expected result" "file input" "stdin"
 
 optional DESKTOP
 testing "od -b" \
@@ -16,4 +16,24 @@ testing "od -b" \
         "" "HELLO"
 SKIP=
 
+optional DESKTOP
+testing "od -b --traditional" \
+        "od -b --traditional" \
+"\
+0000000 110 105 114 114 117
+0000005
+" \
+        "" "HELLO"
+SKIP=
+
+optional DESKTOP
+testing "od -b --traditional FILE" \
+        "od -b --traditional input" \
+"\
+0000000 110 105 114 114 117
+0000005
+" \
+        "HELLO" ""
+SKIP=
+
 exit $FAILCOUNT