From 1471942ed1253924abdf82d2fcc5201bda3c2231 Mon Sep 17 00:00:00 2001
From: Pierre Neidhardt <ambrevar@gmail.com>
Date: Thu, 6 Mar 2014 15:21:53 +0100
Subject: [PATCH] Scripts: colsum sums the specified column

---
 .scripts/colsum | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100755 .scripts/colsum

diff --git a/.scripts/colsum b/.scripts/colsum
new file mode 100755
index 00000000..7c9ba798
--- /dev/null
+++ b/.scripts/colsum
@@ -0,0 +1,20 @@
+#!/bin/sh
+
+COLUMN="1"
+FORMAT="TOTAL: %s\n"
+
+if [ "$1" = "-h" ]; then
+    cat<<EOF
+Usage: ${0##*/} [COLUMN] [FORMAT]
+
+Sum COLUMN (default to column $COLUMN) and output result with format FORMAT
+(default to $FORMAT).
+
+EOF
+    exit
+fi
+
+[ $# -ge 1 ] && COLUMN="$1" && shift
+[ $# -ge 1 ] && FORMAT="$1"
+
+awk -v format="$FORMAT" '{total += $'$COLUMN'; print} END {printf format, total}'