Automate kernel examples

examples/bootloader-stivale2-limine/.gitignore

@@ -1,3 +1,6 @@
+/build-libkernaux/*
+!/build-libkernaux/.keep
+
 /image.iso
 /main.c.d
 /output.txt

examples/bootloader-stivale2-limine/Makefile

@@ -5,11 +5,13 @@ CCPREFIX = ../../vendor/cross/bin/x86_64-elf-
 AS = $(CCPREFIX)as
 CC = $(CCPREFIX)gcc
 
+CONFIG_LIBKERNAUX = ../../config/x86_64-stivale2
 DIFF = diff
 LIMINE = ../../vendor/limine/build/bin
 QEMU = qemu-system-x86_64
 XORRISO = xorriso
 
+BUILD_LIBKERNAUX = build-libkernaux
 EXPECTED = expected.txt
 IMAGE = image.iso
 LINKERSCR = linker.ld
@@ -63,14 +65,15 @@ run: $(IMAGE)
 	$(QEMU) -cdrom $< -serial stdio -display none | tee $(OUTPUT)
 
 clean:
+	make -C $(BUILD_LIBKERNAUX) distclean || true
 	rm -f $(OUTPUT) $(IMAGE) $(FULL_KERNEL) $(FULL_LIMINE_CD) $(FULL_LIMINE_ELTORITO) $(FULL_LIMINE_SYS) $(OBJS)
 
 $(IMAGE): $(FULL_KERNEL) $(FULL_LIMINE_CD) $(FULL_LIMINE_ELTORITO) $(FULL_LIMINE_SYS)
 	$(XORRISO) -as mkisofs -b $(REL_LIMINE_CD) -no-emul-boot -boot-load-size 4 -boot-info-table --efi-boot $(REL_LIMINE_ELTORITO) -efi-boot-part --efi-boot-image --protective-msdos-label $(ROOTFS) -o $@
 	$(LIMINE_INSTALL) $@
 
-$(FULL_KERNEL): $(LINKERSCR) $(OBJS)
-	$(CC) -T $(LINKERSCR) -o $@ $(OBJS) -ffreestanding -nostdlib -zmax-page-size=0x1000 -static -lgcc # -lkernaux -Wl,-L../..
+$(FULL_KERNEL): $(LINKERSCR) $(OBJS) build-libkernaux.a
+	$(CC) -T $(LINKERSCR) -o $@ $(OBJS) -ffreestanding -nostdlib -zmax-page-size=0x1000 -static -lgcc -lkernaux -Wl,-L$(BUILD_LIBKERNAUX)
 
 $(FULL_LIMINE_CD):
 	cp -f $(LIMINE_CD) $(FULL_LIMINE_CD)
@@ -81,6 +84,10 @@ $(FULL_LIMINE_ELTORITO):
 $(FULL_LIMINE_SYS):
 	cp -f $(LIMINE_SYS) $(FULL_LIMINE_SYS)
 
+build-libkernaux.a:
+	cd $(BUILD_LIBKERNAUX) && ../$(CONFIG_LIBKERNAUX)
+	cd $(BUILD_LIBKERNAUX) && make libkernaux.a
+
 %.c.o: %.c
 	$(CC) -c $< -o $@ $(CFLAGS)