From 946ae2b9875f6042a3ad3456cce98017008bdd5a Mon Sep 17 00:00:00 2001
From: Menno van Leeuwen <menno@vleeuwen.me>
Date: Sat, 2 Nov 2024 18:51:04 +0100
Subject: [PATCH] allow dashes and underscores, fixed incorrect command in
 guide

---
 README.md | 2 +-
 setup.sh  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 61277ed..ec274f5 100755
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ Either install GNOME or Minimal depending on if you intend to setup a server or
 Clone the repository to your home directory, you can do this by opening a shell with git installed.
 
 ```bash
-nixos-shell -p git
+nix-shell -p git
 git clone https://git.mvl.sh/vleeuwenmenno/dotfiles.git ~/dotfiles
 exit
 ```
diff --git a/setup.sh b/setup.sh
index c965134..474706b 100755
--- a/setup.sh
+++ b/setup.sh
@@ -45,7 +45,7 @@ prepare_hostname() {
     read hostname
 
     # Validate hostname to ensure it's not empty, contains only alphanumeric characters, and is less than 64 characters
-    while [[ -z $hostname || ! $hostname =~ ^[a-zA-Z0-9]+$ || ${#hostname} -gt 64 ]]; do
+    while [[ -z $hostname || ! $hostname =~ ^[a-zA-Z0-9_-]+$ || ${#hostname} -gt 64 ]]; do
         echo "Invalid hostname. Please enter a valid hostname:"
         read hostname
     done