Add doc generation

.gitignore

@@ -3,3 +3,4 @@ disk.img
 kernel
 kernel.sym
 userspace/user
+docs/*.html

Makefile

@@ -22,6 +22,8 @@ gasmobj=$(gasmsrc:%.S=%.o)
 csrc=$(shell find $(SUBDIRS) -type f -name "*.c")#   $(wildcard *.c)
 cobj=$(csrc:%.c=%.o)
 deps=$(csrc:%.c=%.d) $(gasmsrc:%.S=%.d)
+docsrc=$(wildcard docs/*.md)
+docobj=$(docsrc:%.md=%.html)
 
 kernel kernel.sym &: $(asmobj) $(gasmobj) $(cobj) linker.ld
 	$(LD) $(LDFLAGS) $(asmobj) $(gasmobj) $(cobj) -o kernel -T linker.ld $(LIBGCC)
@@ -41,6 +43,8 @@ userspace: FORCE
 FORCE:
 	@
 
+doc: $(docobj)
+
 disk.img: disk.sfdisk userspace
 	qemu-img create -f raw $@ 32M
 	sfdisk $@ < $<
@@ -57,6 +61,8 @@ disk.img: disk.sfdisk userspace
 %.o: %.S
 	$(CC) $(CFLAGS) $(CPPFLAGS) -c "$<" -o "$@"
 
+%.html: %.md
+	markdown -o $@ $<
 
 test: CFLAGS += -DRUN_TEST
 test: clean kernel disk.img
@@ -77,7 +83,7 @@ screenshot:
 	shutter --window=qemu -o screenshot_1.png -e && zopflipng screenshot_1.png screenshot_1.png
 
 clean:
-	$(RM) kernel $(asmobj) $(gasmobj) $(cobj) $(deps) fd.iso kernel.sym
+	$(RM) kernel $(asmobj) $(gasmobj) $(cobj) $(deps) fd.iso kernel.sym $(docobj)
 	$(RM) -r isodir
 
 .PHONY: