Move dotfiles remote setup to separate file

scripts/remove_default_dotfiles

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
-# Make your machine usable
+# Remove the default OS-provided dotfiles so stow can use their location
 #
-# Usage: install_google_chrome
+# Usage: remote_default_dotfiles
 
 set -euo pipefail
 IFS=$'\n\t'

scripts/set_dotfiles_remote

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+# Make your machine usable
+#
+# Usage: set_dotfiles_remote
+
+set -euo pipefail
+IFS=$'\n\t'
+
+declare dotfiles_root
+dotfiles_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+
+set_dotfiles_remote() {
+  (
+    cd "${dotfiles_root}"
+    if git remote get-url "$(git remote)" | grep -q https; then
+      echo "Setting dotfiles git remote"
+      git remote set-url origin [email protected]:fortes/dotfiles.git
+    fi
+  )
+}
+
+if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
+  set_dotfiles_remote "${@}"
+fi

scripts/setup_machine

@@ -107,16 +107,6 @@ set_default_applications() {
   fi
 }
 
-set_dotfiles_remote() {
-  (
-    cd "${dotfiles_root}"
-    if git remote get-url "$(git remote)" | grep -q https; then
-      echo "Setting dotfiles git remote"
-      git remote set-url origin [email protected]:fortes/dotfiles.git
-    fi
-  )
-}
-
 setup_backports() {
   declare -r codename="$(lsb_release -cs | tail -n 1)"
 
@@ -259,7 +249,7 @@ main() {
 
   check_prerequisites
   setup_shell
-  set_dotfiles_remote
+  "${dotfiles_root}/scripts/set_dotfiles_remote"
 
   if [[ ! -f "${local_profile_path}" ]]; then
     echo "Generating ${local_profile_path}"