diff --git a/logging.bash b/logging.bash
new file mode 100644
index 0000000..b43a953
--- /dev/null
+++ b/logging.bash
@@ -0,0 +1,3 @@
+errcho() { (>&2 echo $@); }
+errcat() { (>&2 cat <<<"$@"); }
+die() { errcho $@; exit 1; }