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-rw-r--r--bin/bl.sh10
1 files changed, 10 insertions, 0 deletions
diff --git a/bin/bl.sh b/bin/bl.sh
new file mode 100644
index 00000000..6dd3d687
--- /dev/null
+++ b/bin/bl.sh
@@ -0,0 +1,10 @@
+# Generate blank lines
+if [ "$#" -ne 1 ] || [ "$1" -lt 0 ] ; then
+ printf >&2 'bl: Non-negative line count needed as sole argument\n'
+ exit 2
+fi
+n=0
+while [ "$n" -lt "${1:-0}" ] ; do
+ printf '\n'
+ n=$((n+1))
+done