From 8882e863ed046529eca44f448c1c42cf2af2d515 Mon Sep 17 00:00:00 2001
From: a-bad-dev <244852891+a-bad-dev@users.noreply.github.com>
Date: Sun, 1 Feb 2026 17:49:42 -0400
Subject: [PATCH] Update build.sh

---
 build.sh | 39 ++++++++++++++++++++++++---------------
 1 file changed, 24 insertions(+), 15 deletions(-)

diff --git a/build.sh b/build.sh
index aa53c7d..b011393 100644
--- a/build.sh
+++ b/build.sh
@@ -1,15 +1,22 @@
 #!/bin/bash -e
 
-# Builds an AppImage using appimagetool.
-# Run this script on an aarch64 computer, running modern debian or
+# run this script on an aarch64 computer, running modern debian or
 #    something similar, otherwise it's not going to work...
 
 VERSION="5.15.0"
 
 BOLD="\033[1m"
+RED="\033[31m"
 GREEN="\033[32m"
 RESET="\033[0m"
 
+# make sure we are root
+if [ "$(id -u)" != 0 ]; then
+	echo -e "${BOLD}${RED}This script must be run as root!${RESET}"
+	exit 1
+fi
+
+# install deps
 echo -e "${BOLD}Downloading deps...${RESET}"
 apt-get install -y --no-install-recommends \
 	git \
@@ -39,29 +46,29 @@ apt-get install -y --no-install-recommends \
 	ca-certificates \
 	file
 
+# download source code
 echo -e "${BOLD}Downloading LuaJIT and Luanti source code...${RESET}"
 git clone --depth 1 https://github.com/LuaJIT/LuaJIT.git luajit
 curl -Lo luanti.zip https://github.com/luanti-org/luanti/archive/refs/tags/${VERSION}.zip
 unzip luanti.zip
 mv luanti-${VERSION} luanti/
 
+# compile luajit
 echo -e "${BOLD}Compiling LuaJIT...${RESET}"
 cd luajit
 make amalg -j$(nproc)
 cd ..
 
+# prepare to compile luanti
 cd luanti
 mkdir -p build
 cd build
 
-# Download appimagetool
-if [ ! -f appimagetool ]; then
-	echo -e "${BOLD}Downloading AppImageTool${RESET}"
-	curl -Lo appimagetool https://github.com/AppImage/appimagetool/releases/download/continuous/appimagetool-aarch64.AppImage
-	chmod +x appimagetool
-fi
+echo -e "${BOLD}Downloading AppImageTool${RESET}"
+curl -Lo appimagetool https://github.com/AppImage/appimagetool/releases/download/continuous/appimagetool-aarch64.AppImage
+chmod +x appimagetool
 
-# Compile and install into AppDir
+# compile and install into AppDir
 echo -e "${BOLD}Compiling Luanti...${RESET}"
 cmake .. -G Ninja \
 	-DCMAKE_BUILD_TYPE=Release \
@@ -73,15 +80,16 @@ cmake .. -G Ninja \
 
 ninja install -j$(nproc)
 
+# build the appimage itself
 cd AppDir
 
 echo -e "${BOLD}Building AppImage...${RESET}"
-# Put desktop and icon at root
+# put desktop and icon at root
 ln -sf usr/share/applications/org.luanti.luanti.desktop luanti.desktop
 ln -sf usr/share/icons/hicolor/128x128/apps/luanti.png luanti.png
 ln -sf luanti.png .DirIcon
 
-# Fix locales
+# fix locales
 mv usr/share/locale usr/share/luanti
 
 cat > AppRun <<'APPRUN'
@@ -92,7 +100,7 @@ exec "${APP_PATH}/usr/bin/luanti" "$@"
 APPRUN
 chmod +x AppRun
 
-# List of libraries from the system that should be bundled in the AppImage.
+# bundle the libraries
 INCLUDE_LIBS=(
 	libopenal.so.1
 	libSDL2-2.0.so.0
@@ -115,17 +123,18 @@ for i in "${INCLUDE_LIBS[@]}"; do
 	cp /usr/lib/aarch64-linux-gnu/$i usr/lib/
 done
 
-# Actually build the appimage
+# finally make the appimage
 cd ..
 ARCH=aarch64 ./appimagetool --appimage-extract-and-run AppDir/
 
-# Move the appimage to this script's folder
+# move the appimage to this script's folder
 mv Luanti-aarch64.AppImage ../../luanti-${VERSION}-aarch64.AppImage
 
-# Clean up
+# clean up
 cd ../..
 
 rm -rf luanti{,.zip}
 rm -rf luajit/
 
+# done :D
 echo -e "${BOLD}${GREEN}Done!${RESET}"