XEN_ROOT=../..
include $(XEN_ROOT)/tools/Rules.mk

MAJOR = 3.0
MINOR = 0

CFLAGS += -Werror
CFLAGS += -I.
CFLAGS += $(CFLAGS_libxenctrl)


CAMLLIB = $(shell ocamlc -where)
DEF_CPPFLAGS += -I$(CAMLLIB)

OCAMLFIND=ocamlfind
OCAMLOPT=ocamlopt


INCLUDES := -I .
OCAML_LIBS := unix.cmxa
C_LIBS := $(LDFLAGS_libxenctrl) -lpthread -lc

OBJS := constants.cmx utils.cmx eventchan.cmx interface.cmx xenbus.cmx socket.cmx message.cmx connection.cmx dominfo.cmx trace.cmx store.cmx domain.cmx os.cmx option.cmx watch.cmx permission.cmx transaction.cmx xenstored.cmx process.cmx main.cmx
C_OBJS := xenbus_c.o eventchan_c.o dominfo_c.o main_c.o

ATTACK_OBJS := constants.cmx utils.cmx interface.cmx socket.cmx message.cmx connection.cmx store.cmx attack.cmx


# Build rules

.PHONY: all default clean

all: xenstored attack libxenstore.so libxenstore.a clients
default: all


# Source build rules

%.cmx: %.ml
	$(OCAMLFIND) $(OCAMLOPT) $(INCLUDES) -c $< -o $@

%.o: %.c
	$(CC) $(CFLAGS) -I$(CAMLLIB) -c $< -o $@


# Executable build rules

xenstored: $(OBJS) $(C_OBJS)
	$(OCAMLFIND) $(OCAMLOPT) -o xenstored $(OCAML_LIBS) $(OBJS) $(C_OBJS) -ccopt '$(CFLAGS)' -cclib '$(C_LIBS)' -cclib '$(LDFLAGS)'


attack: $(ATTACK_OBJS)
	$(OCAMLFIND) $(OCAMLOPT) unix.cmxa -o attack $(ATTACK_OBJS) -ccopt '$(CFLAGS)' -cclib '$(C_LIBS)' -cclib '$(LDFLAGS)'


CLIENTS := xenstore-exists xenstore-list xenstore-read xenstore-rm xenstore-chmod
CLIENTS += xenstore-write xenstore-ls

XENSTORED_OBJS = xs_lib.o

ifneq ($(XENSTORE_STATIC_CLIENTS),y)
LIBXENSTORE := libxenstore.so
else
LIBXENSTORE := libxenstore.a
xenstore xenstore-control: CFLAGS += -static
endif


.PHONY: clients
clients: xenstore $(CLIENTS) xenstore-control


$(CLIENTS): xenstore
	ln -f xenstore $@

xenstore: xenstore_client.o $(LIBXENSTORE)
	$(CC) $(CFLAGS) $(LDFLAGS) $< -L. -lxenstore $(SOCKET_LIBS) -o $@

xenstore-control: xenstore_control.o $(LIBXENSTORE)
	$(CC) $(CFLAGS) $(LDFLAGS) $< -L. -lxenstore $(SOCKET_LIBS) -o $@


libxenstore.so: libxenstore.so.$(MAJOR)
	ln -sf $< $@
libxenstore.so.$(MAJOR): libxenstore.so.$(MAJOR).$(MINOR)
	ln -sf $< $@

xs.opic: CFLAGS += -DUSE_PTHREAD

libxenstore.so.$(MAJOR).$(MINOR): xs.opic xs_lib.opic
	$(CC) $(CFLAGS) $(LDFLAGS) -Wl,$(SONAME_LDFLAG) -Wl,libxenstore.so.$(MAJOR) $(SHLIB_CFLAGS) -o $@ $^ $(SOCKET_LIBS) -lpthread

libxenstore.a: xs.o xs_lib.o
	$(AR) rcs $@ $^


# Cleaning rules

.PHONY: clean
clean: clean-xenstored clean attack clean-xs

clean-xenstored:
	rm -f *.a *.o *.cmx *.cmi xenstored

clean-attack:
	rm -f *.a *.o *.cmx *.cmi attack

clean-xs:
	rm -f *.a *.o *.opic *.so* xenstored_probes.h
	rm -f xs_random xs_stress xs_crashme
	rm -f xenstore-control
	rm -f xenstore $(CLIENTS)
	$(RM) $(DEP)


.PHONY: TAGS
TAGS:
	etags `find . -name '*.[ch]'`

.PHONY: tarball
tarball: clean
	cd .. && tar -c -j -v -h -f xenstore.tar.bz2 xenstore/


# Install rules

.PHONY: install
install: all
	$(INSTALL_DIR) $(DESTDIR)$(BINDIR)
	$(INSTALL_DIR) $(DESTDIR)$(SBINDIR)
	$(INSTALL_PROG) xenstored $(DESTDIR)$(SBINDIR)
	$(INSTALL_PROG) xenstore-control $(DESTDIR)$(BINDIR)
	$(INSTALL_PROG) xenstore $(DESTDIR)/usr/bin
	set -e ; for c in $(CLIENTS) ; do \
		ln -f $(DESTDIR)/usr/bin/xenstore $(DESTDIR)/usr/bin/$${c} ; \
	done
	$(INSTALL_DIR) $(DESTDIR)$(LIBDIR)
	$(INSTALL_PROG) libxenstore.so.$(MAJOR).$(MINOR) $(DESTDIR)$(LIBDIR)
	ln -sf libxenstore.so.$(MAJOR).$(MINOR) $(DESTDIR)$(LIBDIR)/libxenstore.so.$(MAJOR)
	ln -sf libxenstore.so.$(MAJOR) $(DESTDIR)$(LIBDIR)/libxenstore.so
	$(INSTALL_DATA) libxenstore.a $(DESTDIR)$(LIBDIR)
	$(INSTALL_DATA) xs.h $(DESTDIR)$(INCLUDEDIR)
	$(INSTALL_DATA) xs_lib.h $(DESTDIR)$(INCLUDEDIR)


-include $(DEPS)

# never delete any intermediate files.
.SECONDARY:
