manuals, sum-down, radix

1 files changed, 23 insertions, 0 deletions

diff --git a/bin/countdown b/bin/countdown
new file mode 100755
index 0000000..59daf56
--- /dev/null
+++ b/bin/countdown
@@ -0,0 +1,23 @@
+#!/bin/bash
+
+declare -i t=$1
+
+while [ $((t--)) -ne 0 ]; do
+	if [ $t -gt 5400 ]; then
+		h=$((t/3600))
+		m=$(((t-(h*3600))/60))
+		if [ $m -lt 10 ]; then m=0$m; fi
+		s=$((t%60))
+		if [ $s -lt 10 ]; then s=0$s; fi
+		echo -en "\r$h:$m:$s                "
+	elif [ $t -gt 90 ]; then
+		m=$((t/60))
+		s=$((t%60))
+		if [ $s -lt 10 ]; then s=0$s; fi
+		echo -en "\r$m:$s      "
+	else
+		echo -en "\r$t     "
+	fi
+	sleep 1
+done
+echo -en "\r"