summaryrefslogtreecommitdiff
path: root/tests/dd/skip-seek2
diff options
context:
space:
mode:
authorJim Meyering <jim@meyering.net>2000-12-02 12:04:32 +0000
committerJim Meyering <jim@meyering.net>2000-12-02 12:04:32 +0000
commit271e41850b7f334510b885edeed4a0eb2149a2e3 (patch)
treed78273bd8147a4fc1083186020845de435f43ca9 /tests/dd/skip-seek2
parent97b58344c51d04dbb51a9559cec603cef774b29c (diff)
downloadcoreutils-271e41850b7f334510b885edeed4a0eb2149a2e3.tar.xz
*** empty log message ***
Diffstat (limited to 'tests/dd/skip-seek2')
-rwxr-xr-xtests/dd/skip-seek240
1 files changed, 40 insertions, 0 deletions
diff --git a/tests/dd/skip-seek2 b/tests/dd/skip-seek2
new file mode 100755
index 000000000..e5da57ca6
--- /dev/null
+++ b/tests/dd/skip-seek2
@@ -0,0 +1,40 @@
+#!/bin/sh
+# show how to skip an amount that is smaller than the nominal block size.
+# There's a more realistic example in the documentation.
+
+if test "$VERBOSE" = yes; then
+ set -x
+ dd --version
+fi
+
+pwd=`pwd`
+tmp=skip-seek.$$
+trap 'status=$?; cd $pwd; rm -rf $tmp && exit $status' 0
+trap '(exit $?); exit' 1 2 13 15
+
+framework_failure=0
+mkdir $tmp || framework_failure=1
+cd $tmp || framework_failure=1
+
+if test $framework_failure = 1; then
+ echo 'failure in testing framework'
+ (exit 1); exit
+fi
+
+fail=0
+
+echo LA:3456789abcdef > in || fail=1
+(dd bs=1 skip=3 count=0 && dd bs=5) < in > out 2> /dev/null || fail=1
+case `cat out` in
+ 3456789abcdef) ;;
+ *) fail=1 ;;
+esac
+
+echo LA:3456789abcdef > in || fail=1
+(dd bs=1 skip=3 count=0 && dd bs=5 count=2) < in > out 2> /dev/null || fail=1
+case `cat out` in
+ 3456789abc) ;;
+ *) fail=1 ;;
+esac
+
+(exit $fail); exit