- Added opendingux build stage to Makefile

Makefile

@@ -9,6 +9,7 @@ windowsRelease = $(executable)-$(version)-win32-x64.zip
 macosIntelRelease = $(executable)-$(version)-macos-intel.dmg
 macosAppleSiliconRelease = $(executable)-$(version)-macos-apple-silicon.dmg
 linuxRelease = $(executable)-$(version)-linux.tar.gz
+opendinguxRelease = $(executable).opk
 
 windows:
 	@echo off
@@ -139,4 +140,33 @@ linux_release:
 	cd "$(releaseFolder)" &&	tar -czvf "../$(linuxRelease)" *
 
 # Remove data
-	rm -rdf "$(releaseFolder)"
+	rm -rdf "$(releaseFolder)"
+
+opendingux:
+	/opt/gcw0-toolchain/usr/bin/mipsel-linux-g++ -D GCWZERO -I/opt/gcw0-toolchain/usr/mipsel-gcw0-linux-uclibc/sysroot/usr/include/SDL2 -D_GNU_SOURCE=1 -D_REENTRANT -lSDL2 -lSDL2_mixer -lstdc++ -std=c++11 $(source) -o "$(executable)"
+
+opendingux_release:
+# Remove data
+	rm -rdf "$(releaseFolder)"
+
+# Create folders
+	mkdir -p "$(releaseFolder)"
+
+# Copy data
+	cp -R data "$(releaseFolder)"
+	cp -R default.gcw0.desktop "$(releaseFolder)"
+	cp -R icon.png "$(releaseFolder)"
+
+# Delete data
+	rm -f "$(releaseFolder)/data/room/map.world"
+	rm -f "$(releaseFolder)/data/room/standard.tsx"
+
+# Build
+	/opt/gcw0-toolchain/usr/bin/mipsel-linux-g++ -D GCWZERO -I/opt/gcw0-toolchain/usr/mipsel-gcw0-linux-uclibc/sysroot/usr/include/SDL2 -D_GNU_SOURCE=1 -D_REENTRANT -lSDL2 -lSDL2_mixer -lstdc++ -std=c++11 $(source) -o "$(releaseFolder)/$(executable)"
+
+# Pack files
+	rm -f "$(opendinguxRelease)"
+	cd "$(releaseFolder)" &&	/opt/gcw0-toolchain/usr/bin/mksquashfs ./default.gcw0.desktop ./icon.png ./data ./$(executable) "../$(opendinguxRelease)" -all-root -noappend -no-exports -no-xattrs
+
+# Remove data
+	rm -rdf "$(releaseFolder)"