From 3433754c69220b0379e205c722b849952d5467de Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Daase?= <bjoern.daase@gmail.com>
Date: Mon, 1 Mar 2021 13:35:44 +0100
Subject: [PATCH] Makefile: Make sure make is invoked with appropriate
 permissions (#146)

---
 Makefile | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Makefile b/Makefile
index 74bae3e..6ffe8c1 100644
--- a/Makefile
+++ b/Makefile
@@ -9,6 +9,10 @@ LIB_DIR = $(DESTDIR)$(PREFIX)/lib
 .PHONY: install uninstall help
 
 install:
+	@if test "$(shell id -u)" != 0; then \
+		echo "You are not root, run this target as root please."; \
+		exit 1; \
+	fi
 	@install -Dm755 -t "$(DESTDIR)/etc/grub.d/" 41_snapshots-btrfs
 	@install -Dm644 -t "$(DESTDIR)/etc/default/grub-btrfs/" config
 	@install -Dm644 -t "$(LIB_DIR)/systemd/system/" grub-btrfs.service
@@ -23,6 +27,10 @@ install:
 	@install -Dm644 "initramfs/readme.md" "$(SHARE_DIR)/doc/$(PKGNAME)/initramfs-overlayfs.md"
 
 uninstall:
+	@if test "$(shell id -u)" != 0; then \
+		echo "You are not root, run this target as root please."; \
+		exit 1; \
+	fi
 	@grub_dirname="$$(grep -oP '^[[:space:]]*GRUB_BTRFS_GRUB_DIRNAME=\K.*' "$(DESTDIR)/etc/default/grub-btrfs/config" | sed "s|\s*#.*||;s|(\s*\(.\+\)\s*)|\1|;s|['\"]||g")"; \
 	 rm -f "$${grub_dirname:-/boot/grub}/grub-btrfs.cfg"
 	@rm -f "$(DESTDIR)/etc/default/grub-btrfs/config"