Lua-based operating system, based on LuPI2, with a focus on PowerPC based Macintosh machines
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# LuPI2 Makefile
# Default compiler settings.
PREFIX?=powerpc-linux-musl
CC = $(PREFIX)-gcc
CFLAGS?=-O2 -std=c99 -fdata-sections -ffunction-sections -pthread
LDFLAGS+= -O2 -Wl,--gc-sections -static -Ldependencies/lib-$(PREFIX) -pthread
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# Project specific stuff
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BUILD = bin/
SOURCE = src/c
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CORELUA = src/lua/core
RESOURCES = resources
LIBS=-lm -llua -lssl -lcrypto -levent_core
INCLUDES=-I$(SOURCE) -Iinclude -Idependencies/include -Idependencies/include-$(PREFIX)
GENERATED=include/luares.h src/c/gen/luares.c include/res.h src/c/gen/res.c
LUAPARAMS = $(CORELUA) include/luares.h src/c/gen/luares.c lua_
RESPARAMS = $(RESOURCES) include/res.h src/c/gen/res.c res_
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SRCDIRECTORIES = $(shell find $(SOURCE) -type d)
BUILDDIRECTORIES = $(patsubst $(SOURCE)/%, $(BUILD)%, $(SRCDIRECTORIES))
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CFILES = $(shell find $(SOURCE) -type f -name '*.c')
OBJECTS := $(patsubst $(SOURCE)/%.c, $(BUILD)%.c.o, $(CFILES))
OUTNAME = lupi
# Targets
# Pseudo Targets
debug: CFLAGS+= -g -DLOGGING -DDEBUG
debug: build
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####
winexe: $(BUILD)$(OUTNAME)
cp $(BUILD)$(OUTNAME) $(BUILD)$(OUTNAME).exe
win: LIBS+= -lws2_32 -lgdi32
win: all winexe
win-build: LIBS+= -lws2_32 -lgdi32
win-build: build winexe
win-debug: LIBS+= -lws2_32 -lgdi32
win-debug: debug winexe
####
dependencies/v86:
cd dependencies; git clone https://github.com/magik6k/v86.git
dependencies/v86/build/libv86.js: dependencies/v86
cd dependencies/v86 && wget -P closure-compiler http://dl.google.com/closure-compiler/compiler-latest.zip
cd dependencies/v86 && unzip -d closure-compiler closure-compiler/compiler-latest.zip compiler.jar
cd dependencies/v86 && make build/libv86.js
$(BUILD)web: dependencies/v86/build/libv86.js
rm -rf bin/web; mkdir -p bin/web
web: iso bin/web
####
ISOKERNEL=linux-5.12.1
dependencies/$(ISOKERNEL).tar.xz:
cd dependencies && wget https://cdn.kernel.org/pub/linux/kernel/v5.x/$(ISOKERNEL).tar.xz
dependencies/$(ISOKERNEL)/arch/x86/boot/bzImage: $(BUILD)lupi.cpio dependencies/$(ISOKERNEL).tar.xz
rm -rf dependencies/$(ISOKERNEL)/
cd dependencies && tar xf $(ISOKERNEL).tar.xz
cp src/iso/linux.config dependencies/$(ISOKERNEL)/.config
cd dependencies/$(ISOKERNEL)/ && make -j8
$(BUILD)lupi.cpio: $(BUILDDIRECTORIES) $(BUILD)$(OUTNAME) build
rm -rf $(BUILD)iso.init; mkdir -p $(BUILD)iso.init
mkdir -p bin/iso.init/sbin bin/iso.init/proc bin/iso.init/sys bin/iso.init/dev bin/iso.init/tmp
cp bin/lupi bin/iso.init/sbin/init
(cd bin/iso.init; find . | fakeroot cpio -o -H newc) > $@
$(BUILD)lupi.iso: dependencies/$(ISOKERNEL)/arch/x86/boot/bzImage
rm -rf bin/iso.dir; mkdir -p bin/iso.dir bin/iso.dir/boot
cp $(BUILD)lupi.cpio bin/iso.dir/boot/lupi.img
cp dependencies/$(ISOKERNEL)/arch/x86/boot/bzImage bin/iso.dir/boot/vmlinuz
cp src/iso/isolinux.cfg bin/iso.dir/isolinux.cfg
mkdir -p bin/iso.dir/syslinux bin/iso.dir/sbin
cp bin/lupi bin/iso.dir/sbin/init
cp /usr/lib/syslinux/bios/{isolinux.bin,ldlinux.c32,isohdpfx.bin} bin/iso.dir/syslinux/
mkisofs -o bin/lupi.iso -b syslinux/isolinux.bin -c syslinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table bin/iso.dir
iso: PREFIX?=i486-linux-musl
iso: build $(BUILD)lupi.iso
####
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$(BUILDDIRECTORIES):
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mkdir -p $@
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build: smallclean $(BUILDDIRECTORIES) resources $(BUILD)$(OUTNAME)
all: clean build
$(BUILD)$(OUTNAME): $(OBJECTS)
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$(CC) $(LDFLAGS) $(OBJECTS) -o $@ $(LIBS)
$(BUILD)%.c.o: $(SOURCE)/%.c
$(CC) -c $(CFLAGS) $(INCLUDES) $< -o $@
#Resources
resources: cleanresources
scripts/txt2c $(LUAPARAMS)
scripts/txt2c $(RESPARAMS)
# Clean rules
cleanresources:
-rm -f $(GENERATED)
mkdir -p $(SOURCE)/gen/
touch $(SOURCE)/gen/luares.c
touch include/luares.h
clean: cleanresources
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-rm -rf $(BUILD)
smallclean:
find . -name '*~' -type f -exec rm {} \;
# Other
.PHONY: web iso debug clean cleanresourcues resources build smallclean all