# Copyright (C) 2011 Red Hat, Inc. All rights reserved.
#
# This file is part of the thin-provisioning-tools source.
#
# thin-provisioning-tools is free software: you can redistribute it
# and/or modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation, either version 3 of
# the License, or (at your option) any later version.
#
# thin-provisioning-tools is distributed in the hope that it will be
# useful, but WITHOUT ANY WARRANTY; without even the implied warranty
# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with thin-provisioning-tools.  If not, see
# <http://www.gnu.org/licenses/>.

.PHONY: all

PROGRAMS=\
	thin_debug \
	thin_check \
	thin_dump \
	thin_restore

all: $(PROGRAMS)

SOURCE=\
	persistent-data/checksum.cc \
	persistent-data/endian_utils.cc \
	persistent-data/error_set.cc \
	persistent-data/hex_dump.cc \
	persistent-data/lock_tracker.cc \
	persistent-data/space_map.cc \
	persistent-data/space-maps/disk.cc \
	persistent-data/space-maps/recursive.cc \
	persistent-data/space-maps/careful_alloc.cc \
	persistent-data/transaction_manager.cc \
	thin-provisioning/human_readable_format.cc \
	thin-provisioning/metadata.cc \
	thin-provisioning/metadata_checker.cc \
	thin-provisioning/metadata_disk_structures.cc \
	thin-provisioning/metadata_dumper.cc \
	thin-provisioning/restore_emitter.cc \
	thin-provisioning/thin_pool.cc \
	thin-provisioning/xml_format.cc

PROGRAM_SOURCE=\
	thin-provisioning/thin_check.cc \
	thin-provisioning/thin_dump.cc \
	thin-provisioning/thin_restore.cc

CXX:=@CXX@
OBJECTS:=$(subst .cc,.o,$(SOURCE))
TOP_DIR:=@top_srcdir@
TOP_BUILDDIR:=@top_builddir@
CXXFLAGS+=-g -Wall -fno-strict-aliasing
CXXFLAGS+=@CXXOPTIMISE_FLAG@
CXXFLAGS+=@CXXDEBUG_FLAG@
INCLUDES+=-I$(TOP_BUILDDIR) -I$(TOP_DIR) -I$(TOP_DIR)/thin-provisioning
LIBS:=-lstdc++
LIBEXPAT:=-lexpat
INSTALL:=@INSTALL@
STRIP=strip
PREFIX:=@prefix@
BINDIR:=$(DESTDIR)$(PREFIX)/sbin
MANPATH:=$(DESTDIR)$(MANDIR)

vpath %.cc $(TOP_DIR)

INSTALL_DIR = $(INSTALL) -m 755 -d
INSTALL_PROGRAM = $(INSTALL) -m 755 $(STRIP)
INSTALL_DATA = $(INSTALL) -p -m 644

.PHONY: test-programs

test-programs: $(TEST_PROGRAMS)

.SUFFIXES: .d

# FIXME: not working
%.d: %.cc
	$(CXX) -MM -MT $(subst .cc,.o,$<) $(INCLUDES) $(CXXFLAGS) $< > $@.$$$$;\
	sed 's,\([^ :]*\)\.o[ :]*,\1.o $@ : Makefile ,g' < $@.$$$$ > $@; \
	$(RM) $@.$$$$

%.o: %.cc
	$(CXX) -c $(INCLUDES) $(CXXFLAGS) -o $@ $<

# CACHE_CHECK_SOURCE=\
# 	persistent-data/checksum.cc \
# 	persistent-data/endian_utils.cc \
# 	persistent-data/error_set.cc \
# 	persistent-data/hex_dump.cc \
# 	cacmetadata.cc \
# 	metadata_checker.cc \
# 	cache_metadata_disk_structures.cc \
# 	space_map.cc \
# 	space_map_disk.cc \
# 	space_map_recursive.cc \
# 	space_map_transactional.cc \
# 	transaction_manager.cc

THIN_DEBUG_SOURCE=$(SOURCE)
THIN_DUMP_SOURCE=$(SOURCE)
THIN_RESTORE_SOURCE=$(SOURCE)
THIN_CHECK_SOURCE=\
	persistent-data/checksum.cc \
	persistent-data/endian_utils.cc \
	persistent-data/error_set.cc \
	persistent-data/hex_dump.cc \
	persistent-data/lock_tracker.cc \
	persistent-data/space_map.cc \
	persistent-data/space_map_disk.cc \
	persistent-data/space_map_recursive.cc \
	persistent-data/space_map_careful_alloc.cc \
	persistent-data/transaction_manager.cc \
	thin-provisioning/metadata.cc \
	thin-provisioning/metadata_checker.cc \
	thin-provisioning/metadata_disk_structures.cc

#CACHE_CHECK_OBJECTS=$(subst .cc,.o,$(CACHE_CHECK_SOURCE))

THIN_DEBUG_OBJECTS=$(subst .cc,.o,$(THIN_DEBUG_SOURCE))
THIN_DUMP_OBJECTS=$(subst .cc,.o,$(THIN_DUMP_SOURCE))
THIN_RESTORE_OBJECTS=$(subst .cc,.o,$(THIN_RESTORE_SOURCE))
THIN_CHECK_OBJECTS=$(subst .cc,.o,$(THIN_CHECK_SOURCE))

thin_debug: $(THIN_DEBUG_OBJECTS) thin-provisioning/thin_debug.o
	$(CXX) $(CXXFLAGS) -o $@ $+ $(LIBS) $(LIBEXPAT)

thin_dump: $(THIN_DUMP_OBJECTS) thin-provisioning/thin_dump.o
	$(CXX) $(CXXFLAGS) -o $@ $+ $(LIBS) $(LIBEXPAT)

thin_restore: $(THIN_RESTORE_OBJECTS) thin-provisioning/thin_restore.o
	$(CXX) $(CXXFLAGS) -o $@ $+ $(LIBS) $(LIBEXPAT)

thin_check: $(THIN_CHECK_OBJECTS) thin-provisioning/thin_check.o
	$(CXX) $(CXXFLAGS) -o $@ $+ $(LIBS)

#cache_check: $(CACHE_CHECK_OBJECTS) cache_check.o
#	$(CXX) $(CXXFLAGS) -o $@ $+ $(LIBS)

clean:
	$(RM) *.o unit-tests/*.o *.d unit-tests/*.d $(TEST_PROGRAMS) $(PROGRAMS) $(OBJECTS)
distclean: clean
	$(RM) config.cache config.log config.status configure.h version.h Makefile unit-tests/Makefile
.PHONY: clean distclean

install: $(PROGRAMS)
	$(INSTALL_DIR) $(BINDIR)
	$(INSTALL_PROGRAM) thin_check $(BINDIR)/thin_check
	$(INSTALL_PROGRAM) thin_dump $(BINDIR)/thin_dump
	$(INSTALL_PROGRAM) thin_restore $(BINDIR)/thin_restore
	$(INSTALL_DIR) $(MANPATH)/man8
	$(INSTALL_DATA) man8/thin_check.8 $(MANPATH)/man8/thin_check.8
	$(INSTALL_DATA) man8/thin_dump.8 $(MANPATH)/man8/thin_dump.8
	$(INSTALL_DATA) man8/thin_restore.8 $(MANPATH)/man8/thin_restore.8
.PHONY: install

ifeq (,$(findstring $(MAKECMDGOALS),clean distclean))
    -include $(subst .cc,.d,$(SOURCE))
    -include $(subst .cc,.d,$(TEST_SOURCE))
    -include $(subst .cc,.d,$(PROGRAM_SOURCE))
endif

ifeq ("@TESTING@", "yes")
include unit-tests/Makefile
endif