Only run config heavy if our repo has commits

scripts/has-commits-since.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+# Copyright (C) 2020  Kevin Croft <krcroft@gmail.com>
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+# This script indicates if the git repository has had
+# any commits since a given timeframe.
+
+# Usage: ./has-commits-since.sh TIMEFRAME
+# Where TIMEFRAME is provided in git's --since notation
+# Example: ./has-commits-since.sh "24 hours ago"
+
+# The script prints either "true" or "false" indicating
+# if commits were (or weren't) found for the timeframe.
+# The exit code is zero unless the script itself fails.
+
+set -euo pipefail
+
+if [[ "$#" != 1 ]]; then
+	echo "Usage:   $0 TIMEFRAME"
+	echo "Example: $0 \"24 hours ago\""
+	exit 1
+fi
+
+timeframe="${1}"
+commits="$(git --no-pager log --pretty=oneline --since="${timeframe}" | wc -l)"
+
+if [[ "${commits}" -gt "0" ]]; then
+	echo "true"
+else
+	echo "false"
+fi