1 files changed, 21 insertions, 2 deletions
diff --git a/serve.sh b/serve.sh
index bc5c09d..a1af8d7 100755
--- a/serve.sh
+++ b/serve.sh
@@ -1,3 +1,22 @@
-#!/bin/sh
+#!/usr/bin/env bash
 
-bundle exec jekyll serve --watch --force_polling --host 0.0.0.0 --config _config.yml,_config_dev.yml
+set -o errexit -o nounset -o pipefail
+
+script_name="$( basename -- "${BASH_SOURCE[0]}" )"
+
+case "$#" in
+    0) ;;
+    1)
+        dest_dir="$1"
+        ;;
+    *)
+        echo "usage: $script_name [DEST_DIR]" >&2
+        exit 1
+esac
+
+bundle exec jekyll serve                    \
+    --config _config.yml,_config_dev.yml    \
+    ${dest_dir+--destination "${dest_dir}"} \
+    --force_polling                         \
+    --host 0.0.0.0                          \
+    --watch