Build bootable ISO image

.gitignore

@@ -1,4 +1,7 @@
 /build_config.rb.lock
+/image.iso
 
 /dest/*
 !/dest/.keep
+
+/rootfs/boot/mrubyvisor.multiboot2

Makefile

@@ -1,4 +1,4 @@
-.PHONY: clean
+.PHONY: $(MRUBYVISOR)
 
 CCPREFIX = /home/kotovalexarian/repos/global/tailix/cross/root/bin/x86_64-elf-
 
@@ -6,27 +6,48 @@ AR     = $(CCPREFIX)ar
 AS     = $(CCPREFIX)as
 CC     = $(CCPREFIX)gcc
 LD     = $(CCPREFIX)ld
+RAKE   = rake
 RANLIB = $(CCPREFIX)ranlib
 
-RAKE = rake
+ABS_REPO = $(shell pwd)
 
-ROOT = $(shell pwd)
+IMAGE  = image.iso
-DEST = $(ROOT)/dest
+ROOTFS = rootfs
-MRUBY_CONFIG = $(ROOT)/build_config.rb
+DEST   = dest
+
+GRUBCFG    = $(ROOTFS)/boot/grub/grub.cfg
+LIBKERNAUX = $(DEST)/lib/libkernaux.a
+LIBMRUBY   = $(DEST)/lib/libmruby.a
+MRUBYVISOR = $(ROOTFS)/boot/mrubyvisor.multiboot2
 
 MRUBY_NAME = mrubyvisor
 
-clean:
+all: runc
-	rm -rf $(DEST)/*
 
-dest/lib/libkernaux.a:
+runc: $(IMAGE)
+	qemu-system-x86_64 -cdrom $< -serial stdio -display none
+
+runw: $(IMAGE)
+	qemu-system-x86_64 -cdrom $< -serial stdio
+
+clean:
+	rm -rf $(MRUBYVISOR) $(DEST)/*
+
+$(IMAGE): $(GRUBCFG) $(MRUBYVISOR)
+	grub-mkrescue $(ROOTFS) -o $@
+
+$(MRUBYVISOR): $(LIBKERNAUX) $(LIBMRUBY)
+	make -C src mrubyvisor.multiboot2
+	cp src/mrubyvisor.multiboot2 $@
+
+$(LIBKERNAUX):
 	cd vendor/libkernaux && ./autogen.sh
-	cd vendor/libkernaux && ./configure --host='x86_64-elf' --prefix='$(DEST)' --enable-freestanding --with-drivers --with-libc AR='$(AR)' AS='$(AS)' CC='$(CC)' LD='$(LD)' RANLIB='$(RANLIB)'
+	cd vendor/libkernaux && ./configure --host='x86_64-elf' --prefix='$(ABS_REPO)/$(DEST)' --enable-freestanding --with-drivers --with-libc AR='$(AR)' AS='$(AS)' CC='$(CC)' LD='$(LD)' RANLIB='$(RANLIB)'
 	cd vendor/libkernaux && make
 	cd vendor/libkernaux && make install
 
-dest/lib/libmruby.a: dest/lib/libkernaux.a
+$(LIBMRUBY): $(LIBKERNAUX)
-	cd vendor/mruby && $(RAKE) MRUBY_CONFIG='$(MRUBY_CONFIG)' CROSS_AR='$(AR)' CROSS_CC='$(CC)' CROSS_LD='$(LD)'
+	cd vendor/mruby && $(RAKE) MRUBY_CONFIG='$(ABS_REPO)/build_config.rb' CROSS_AR='$(AR)' CROSS_CC='$(CC)' CROSS_LD='$(LD)'
 	mkdir -p $(DEST)/include $(DEST)/lib
 	cp vendor/mruby/build/$(MRUBY_NAME)/lib/libmruby.a $(DEST)/lib
 	cp -r vendor/mruby/include/* $(DEST)/include

rootfs/boot/grub/grub.cfg

@@ -0,0 +1,5 @@
+set timeout=0
+
+menuentry "mrubyvisor" {
+    multiboot2 /boot/mrubyvisor.multiboot2
+}