Major restructuring to switch build system from old scripts to GNU Automake.

tests/Transfer_-_--rate-limit.test

@@ -0,0 +1,21 @@
+#!/bin/sh
+#
+# A simple test of rate limiting.
+
+# Dummy assignments for "shellcheck".
+testSubject="${testSubject:-false}"
+
+# Transfer 102 bytes at 100 bytes/sec. It should take at least 1 second.
+#
+startTime=$(date +%S)
+dd if=/dev/zero bs=102 count=1 2>/dev/null | "${testSubject}" -L 100 2>/dev/null | cat >/dev/null
+endTime=$(date +%S)
+
+if test "${startTime}" = "${endTime}"; then
+	echo "transfer took zero seconds"
+	exit 1
+fi
+
+exit 0
+
+# EOF