1 files changed, 12 insertions, 0 deletions
diff --git a/aux/80-columns.sh b/aux/80-columns.sh
new file mode 100755
index 0000000..ae4660e
--- /dev/null
+++ b/aux/80-columns.sh
@@ -0,0 +1,12 @@
+#!/bin/sh
+set -eu
+
+# shellcheck disable=2068
+for f in ${@:-$(cat -)}; do
+	if [ "$(file -i "$f" | cut -d' ' -f2 | cut -d/ -f1)" = 'text' ]; then
+		sed 's/\t/        /g' "$f" |
+			awk -v FNAME="$f" 'length > 80 {
+				printf "%s:%s:%s\n", FNAME, NR, $0
+			}'
+	fi
+done