From fe6c9aa2b4a6a8f9dea8e0f4c3fa56b10c234018 Mon Sep 17 00:00:00 2001
From: Jesus <heckyel@riseup.net>
Date: Mon, 25 Sep 2023 02:46:41 +0800
Subject: update helpers

---
 make-bootstrap-file.sh | 28 ++++++++++++++++++++--------
 1 file changed, 20 insertions(+), 8 deletions(-)

(limited to 'make-bootstrap-file.sh')

diff --git a/make-bootstrap-file.sh b/make-bootstrap-file.sh
index de42f67..2e0c883 100644
--- a/make-bootstrap-file.sh
+++ b/make-bootstrap-file.sh
@@ -4,16 +4,25 @@
 
 set -e -u -o pipefail
 
+# Check if the user is root (superuser)
+if [[ $(id -u) -ne 0 ]]; then
+    echo "This script must be run as root (superuser) because it uses 'mknod' to make device nodes, which requires superuser privileges."
+    exit 1
+fi
+
+# Display usage message
 usage() {
     cat <<EOF
-    Usage:
-     bash $0 make-bootstrap-file.sh
-     or
-     bash $0 make-bootstrap-file.sh --arch i686 --release v0.4.3 --url https://mirror.fsf.org/hyperbola/gnu-plus-linux-libre/stable
-     or
-     bash $0 make-bootstrap-file.sh -a i686 -r v0.4.3 -u https://mirror.fsf.org/hyperbola/gnu-plus-linux-libre/stable
+Usage: bash $0 [options]
+
+Options:
+  -a, --arch ARCH             Specify architecture (default: x86_64)
+  -r, --release VERSION       Specify version (default: v0.4.3)
+  -u, --url URL               Specify repository URL (default: https://mirror.fsf.org/hyperbola/gnu-plus-linux-libre/stable)
+  -owu, --owner-user-id ID    Owner user ID for the tar file (default: 1000)
+  -owg, --owner-group-id ID   Owner group ID for the tar file (default: 1000)
+  -h, --help                  Display this help message
 EOF
-    exit 1
 }
 
 SCRIPT=$(readlink -f "$0")
@@ -51,9 +60,12 @@ while [[ $# -gt 0 ]]; do
             TAR_OWNER_GROUP_ID="${2}"
             shift 2
             ;;
+        -h|--help)
+            usage && exit 0
+            ;;
         *)
             echo "Unrecognized option: $key"
-            usage
+            usage && exit 1
             ;;
     esac
 done
-- 
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