# 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_repair \
	thin_dump \
	thin_restore

all: $(PROGRAMS)

SOURCE=\
	checksum.cc \
	endian_utils.cc \
	error_set.cc \
	hex_dump.cc \
	human_readable_format.cc \
	metadata.cc \
	metadata_checker.cc \
	metadata_dumper.cc \
	metadata_disk_structures.cc \
	restore_emitter.cc \
	space_map.cc \
	space_map_disk.cc \
	space_map_recursive.cc \
	space_map_transactional.cc \
	thin_pool.cc \
	transaction_manager.cc \
	xml_format.cc

PROGRAM_SOURCE=\
	thin_dump.cc \
	thin_repair.cc \
	thin_restore.cc

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

%.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 $@ $<

THIN_DUMP_SOURCE=$(SOURCE)
THIN_RESTORE_SOURCE=$(SOURCE)
THIN_REPAIR_SOURCE=\
	checksum.cc \
	endian_utils.cc \
	error_set.cc \
	hex_dump.cc \
	metadata.cc \
	metadata_checker.cc \
	metadata_disk_structures.cc \
	space_map.cc \
	space_map_disk.cc \
	space_map_recursive.cc \
	space_map_transactional.cc \
	transaction_manager.cc

THIN_DUMP_OBJECTS=$(subst .cc,.o,$(THIN_DUMP_SOURCE))
THIN_RESTORE_OBJECTS=$(subst .cc,.o,$(THIN_RESTORE_SOURCE))
THIN_REPAIR_OBJECTS=$(subst .cc,.o,$(THIN_REPAIR_SOURCE))

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

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

thin_repair: $(THIN_REPAIR_OBJECTS) thin_repair.o
	$(CXX) $(CXXFLAGS) -o $@ $+ $(LIBS)

clean:
	$(RM) *.o unit-tests/*.o *.d unit-tests/*.d $(TEST_PROGRAMS) $(PROGRAMS)
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_repair $(BINDIR)/thin_repair
	$(INSTALL_PROGRAM) thin_dump $(BINDIR)/thin_dump
	$(INSTALL_PROGRAM) thin_restore $(BINDIR)/thin_restore
	$(INSTALL_DIR) $(MANPATH)/man8
	$(INSTALL_DATA) man8/thin_repair.8 $(MANPATH)/man8/thin_repair.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