Add Mercurial install script

README.md

@@ -29,6 +29,8 @@ you're looking for [some inpiration][inspiration], we've got you covered.
 
 The following will help you get set up using Dotbot in just a few steps.
 
+If you're using Git, you can add Dotbot as a submodule:
+
 ```bash
 # replace with the path to your dotfiles
 cd ~/.dotfiles
@@ -37,8 +39,19 @@ The following will help you get set up using Dotbot in just a few steps.
 touch install.conf.yaml
 ```
 
-To get started, you just need to fill in the `install.conf.yaml` and Dotbot will
+If you're using Mercurial, you can add Dotbot as a subrepo:
-take care of the rest.  To help you get started we have [an
+
+```bash
+# replace with the path to your dotfiles
+echo "dotbot = [git]https://github.com/anishathalye/dotbot" > .hgsub
+hg add .hgsub
+git clone https://github.com/anishathalye/dotbot
+cp dotbot/tools/hg-subrepo/install .
+touch install.conf.yaml
+```
+
+To get started, you just need to fill in the `install.conf.yaml` and Dotbot
+will take care of the rest. To help you get started we have [an
 example](#full-example) config file as well as [configuration
 documentation](#configuration) for the accepted parameters.
 

tools/hg-subrepo/install

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+set -e
+
+CONFIG="install.conf.yaml"
+DOTBOT_DIR="dotbot"
+
+DOTBOT_BIN="bin/dotbot"
+BASEDIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+cd "${BASEDIR}"
+
+(cd "${DOTBOT_DIR}" && git submodule update --init --recursive)
+"${BASEDIR}/${DOTBOT_DIR}/${DOTBOT_BIN}" -d "${BASEDIR}" -c "${CONFIG}" "${@}"