#-*- Mode: Makefile -*-

DAMODULE=$(firstword $(subst -, ,$(subst -da,,$(subst -da-rpm,,$(subst -da-clean,,$(filter %-da %-da-rpm %-da-clean,$(MAKECMDGOALS)))))))
DANAME=$(word 2,$(subst -, ,$(subst -da,,$(subst -da-rpm,,$(subst -da-clean,,$(filter %-da %-da-rpm %-da-clean,$(MAKECMDGOALS)))))))

ifeq ($(DANAME),)
DATARGETNAME=$(DAMODULE)-da
else
DATARGETNAME=$(DAMODULE)-$(DANAME)-da
endif

ifneq ($(findstring $(DAMODULE),$(MODULES)),)

CXXFLAGS+=-I${ALICE_ROOT}/RAW
CXXFLAGS+=-I${ALICE_ROOT}/$(DAMODULE)
CXXFLAGS+=$(addprefix -I,$(filter-out %tgt_${ALICE_TARGET},$(filter-out %CVS,$(patsubst %/,%,$(shell ls -d ${ALICE_ROOT}/$(DAMODULE)/*/)))))

DATARGETDIR=${DAMODULE}/tgt_${ALICE_TARGET}
DASRC=${DAMODULE}/${DAMODULE}${DANAME}da.cxx
DAOBJ=${DATARGETDIR}/${DAMODULE}${DANAME}da.o
DADEP=${DATARGETDIR}/${DAMODULE}${DANAME}da.d
DALIB=${ALICE_ROOT}/lib/tgt_${ALICE_TARGET}/lib${DAMODULE}${DANAME}DA.a
DAEXE=${ALICE_ROOT}/bin/tgt_${ALICE_TARGET}/${DAMODULE}${DANAME}da.exe

DAVERSION=$(firstword $(shell cvs status $(DASRC) | grep "Working revision:" | cut -d: -f2 ))

DAROOTRELEASE=$(subst /,.,$(shell root-config --version))
DARELEASE:="Root_"$(DAROOTRELEASE)"__AliRoot_"

DAALIROOTRELEASE=$(subst -,.,$(firstword $(shell cvs status $(DASRC) | grep "Sticky Tag:" | cut -d: -f2 )))
ifeq ($(DAALIROOTRELEASE),(none))
DAALIROOTRELEASE:="HEAD_"$(subst -,.,$(shell date --iso-8601))
endif
DARELEASE:=$(DARELEASE)$(DAALIROOTRELEASE)

DAARC=daqDA-${DAMODULE}${DANAME}-calib-$(DAVERSION)
DATAR=${DATARGETDIR}/$(DAARC).src.tar.gz
DASPECFILE=${DATARGETDIR}/$(DAMODULE)$(DANAME)da.spec

DAMAKEFILE=${DATARGETDIR}/${DAMODULE}${DANAME}da.make

ifeq ($(DAQDALIB_PATH),)
DAQDADIR=${ALICE}/daqDAlib
else
DAQDADIR=${DAQDALIB_PATH}
endif
DAQDALIB=$(DAQDADIR)/libdaqDA.a

ROOTLIBDIR=$(shell root-config --libdir)

SYSLIBS=-ldl

MONITORLIBS=$(shell date-config --monitorlibs=noshift)

ALIROOTALIBS=$(RAWDatabaseALIB) $(RAWDatarecALIB) $(RAWDatasimALIB) $(STEERBaseALIB) $(STEERALIB) $(CDBALIB) $(ESDALIB) $(AODALIB)

ALIROOTALIBS+=$($(DAMODULE)ALIBS)

EXTRAROOTLIB=${ALICE_ROOT}/lib/tgt_${ALICE_TARGET}/libRootExtra.a

EXTRADAMODULE:=$(firstword $(subst /,,$(subst $(ALICE_ROOT),,$(filter-out $(ALICE_ROOT)/STEER/ $(ALICE_ROOT)/RAW/ $(ALICE_ROOT)/$(DAMODULE)% $(ALICE_ROOT)/include/,$(sort $(dir $(filter $(ALICE_ROOT)%,$(filter-out %.o:,$(filter-out %.cxx,$(filter-out \,$(shell if [ -f "${DADEP}" ]; then cat $(DADEP); fi)))))))))))

ifneq ($(EXTRADAMODULE),)
CXXFLAGS+=-I${ALICE_ROOT}/$(EXTRADAMODULE)
CXXFLAGS+=$(addprefix -I,$(filter-out %tgt_${ALICE_TARGET},$(filter-out %CVS,$(patsubst %/,%,$(shell ls -d ${ALICE_ROOT}/$(EXTRADAMODULE)/*/)))))
ALIROOTALIBS+=$($(EXTRADAMODULE)ALIBS)
endif

DAOUTPUTFILES=$(sort $(shell grep TFile $(DASRC) | grep '(' | grep ')' | grep -i recreate | cut -d'(' -f2 | cut -d',' -f1 | cut -d')' -f1 ))
DAINPUTFILES=$(sort $(shell grep TFile $(DASRC) | grep '(' | grep ')' | grep -vi recreate | cut -d'(' -f2 | cut -d',' -f1 | cut -d')' -f1 ))

$(DATARGETNAME): $(DAEXE)

$(DAEXE): $(DAOBJ) $(LIBPATH) $(DALIB) $(DAQDALIB) $(EXTRAROOTLIB)
	@echo "***** Making executable $(DAEXE) *****"
	$(MUTE)$(LD) $(LDFLAGS) -o $@ $< \
	$(DALIB) \
	$(EXTRAROOTLIB) \
	$(ROOTLIBDIR)/libRoot.a \
	$(ROOTLIBDIR)/libfreetype.a $(ROOTLIBDIR)/libpcre.a \
	$(DAQDALIB) $(MONITORLIBS) \
	$(SYSLIBS)

$(DAOBJ): $(DASRC) $(DAQDADIR) $(DADEP) $(DATARGETDIR)
	@echo "***** Compiling $(DASRC) *****"
	$(MUTE)$(CXX) -c $(CXXFLAGS) -I$(DAQDADIR) $< -o $@

$(DADEP): $(DASRC) $(DAQDADIR) $(DATARGETDIR)
	@echo "***** Making detector-algorithm dependencies $(DADEP) *****"
	$(MUTE)$(CPP) -MM $(CXXFLAGS) $(addprefix -I$(ALICE_ROOT)/,$(MODULES)) -I$(DAQDADIR) $< > $@

-include $(DADEP)

$(DATARGETDIR):
	$(MUTE)if [ ! -d '$@' ]; then echo "***** Making directory $@ *****"; mkdir -p $@; fi

$(DALIB): $(ALIROOTALIBS)
	@echo "***** Linking static library $(DALIB) *****"
	$(MUTE)rm -rf $@
	$(MUTE)rm -rf junk
	$(MUTE)mkdir junk && cd junk && $(addprefix $(AR) x ../,$(addsuffix &&,$^)) $(AR) r $@ *.o && cd .. && rm -rf junk

$(EXTRAROOTLIB): $(LIBPATH) 
	$(MUTE)$(AR) r $@ `ls ${ROOTSYS}/vmc/src/*.o ${ROOTSYS}/treeplayer/src/*.o`

$(DATARGETNAME)-clean:
	@echo "***** Cleaning $(DAMODULE)$(DANAME) detector-algorithm *****"
	$(MUTE)rm -f $(DASPECFILE)
	$(MUTE)rm -f $(DATAR)
	$(MUTE)rm -f $(DAEXE)
	$(MUTE)rm -f $(DAOBJ)
	$(MUTE)rm -f $(DADEP)
	$(MUTE)rm -f $(DAMAKEFILE)
	$(MUTE)rm -f $(DALIB)
	$(MUTE)rm -f $(ALIROOTALIBS)
	$(MUTE)rm -f $(EXTRAROOTLIB)

$(DAMAKEFILE): $(DATARGETDIR)
	$(MUTE)rm -f $(DAMAKEFILE)
	@echo "***** Making makefile $(DAMAKEFILE) *****"
	@echo "####################################################" >> $@
	@echo "# Makefile for Detector Algorithm" >> $@
	@echo "#" >> $@
	@echo "# It is necessary to setup build environment before" >> $@
	@echo "# using make:" >> $@
	@echo "# - define path to daqDAlib (env. DAQDALIB_PATH)" >> $@
	@echo "#" >> $@
	@echo "####################################################" >> $@
	@echo "" >> $@
	@echo "CXX=$(CXX)" >> $@
	@echo "LD=$(LD)" >> $@
	@echo "" >> $@
	@echo "CXXFLAGS=$(CXXFLAGS)" >> $@
	@echo "LDFLAGS=$(LDFLAGS)" >> $@
	@echo "" >> $@
	@echo "ifeq (""$$""(DAQDALIB_PATH),)" >> $@
	@echo "DAQDADIR=${ALICE}/daqDAlib" >> $@
	@echo "else" >> $@
	@echo "DAQDADIR=""$$""(DAQDALIB_PATH)" >> $@
	@echo "endif" >> $@
	@echo "" >> $@
	@echo "DAQDALIB=""$$""(DAQDADIR)/libdaqDA.a" >> $@
	@echo "MONITORLIBS=""$$""(shell date-config --monitorlibs=noshift)" >> $@
	@echo "" >> $@
	@echo "${DAMODULE}${DANAME}da.exe: ${DAMODULE}${DANAME}da.o" >> $@
	@echo "		""$$""(LD) ""$$""(LDFLAGS) -o ""$$""@ ""$$""< \\" >> $@
	@echo "		$(DALIB) \\" >> $@
	@echo "		$(EXTRAROOTLIB) \\" >> $@
	@echo "		""$$""(ROOTSYS)/lib/libRoot.a \\" >> $@
	@echo "		""$$""(ROOTSYS)/lib/libfreetype.a ""$$""(ROOTSYS)/lib/libpcre.a \\" >> $@
	@echo "		""$$""(DAQDALIB) ""$$""(MONITORLIBS) \\" >> $@
	@echo "		$(SYSLIBS)" >> $@
	@echo "" >> $@
	@echo "${DAMODULE}${DANAME}da.o: ${DAMODULE}${DANAME}da.cxx" >> $@
	@echo "		""$$""(CXX) -c ""$$""(CXXFLAGS) -I""$$""(DAQDADIR) ""$$""< -o ""$$""@" >> $@
	@echo "" >> $@
	@echo "clean:" >> $@
	@echo "		@rm -f ${DAMODULE}${DANAME}da.exe ${DAMODULE}${DANAME}da.o" >> $@
	@echo "" >> $@
	@echo "install: ${DAMODULE}${DANAME}da.exe" >> $@
	@echo "		@if [ '""$$""(INSTALL_PATH)' == '' ]; then \\" >> $@
	@echo "		echo Environment variable INSTALL_PATH undefined, cannot continue; \\" >> $@
	@echo "		exit 1; \\" >> $@
	@echo "		fi" >> $@
	@echo "		@cp -p ${DAMODULE}${DANAME}da.exe ""$$""(INSTALL_PATH)" >> $@

$(DATAR): $(DASRC) $(DAMAKEFILE) $(DASPECFILE)
	@echo "***** Making archive $(DATAR) *****"
	$(MUTE)rm -rf $(DATAR)
	$(MUTE)rm -rf junk
	$(MUTE)mkdir junk && mkdir junk/$(DAARC) && \
	cp -a $(DASRC) junk/$(DAARC) && \
	cp -a $(DAMAKEFILE) junk/$(DAARC)/Makefile && \
	cp -a $(DASPECFILE) junk/$(DAARC)/$(DAMODULE)$(DANAME)da.spec && \
	cd junk && \
	tar czf ../$(DATAR) * && \
	cd .. && rm -rf junk

$(DASPECFILE): $(DATARGETDIR)
	$(MUTE)rm -f $(DASPECFILE)
	@echo "***** Making RPM spec-file $(DASPECFILE) *****"
	@echo "# RPM specfile for $(DAMODULE)$(DANAME) Detector Algorithm" >> $@
	@echo "Summary: $(DAMODULE) Detector Algorithm" >> $@
	@echo "Name: daqDA-$(DAMODULE)$(DANAME)-calib" >> $@
	@echo "Version: $(DAVERSION)" >> $@
	@echo "Release: $(DARELEASE)" >> $@
	@echo "Copyright: CERN Alice DAQ/Offine" >> $@
	@echo "Source: %{name}-%{version}.src.tar.gz" >> $@
	@echo "Group: Applications/Alice" >> $@
	@echo "Prefix: /opt/%{name}" >> $@
	@echo "BuildRoot: %{_tmppath}/%{name}-root" >> $@
	@echo "" >> $@
	@echo "# automatic dependencies" >> $@
	@echo "AutoReqProv: yes" >> $@
	@echo "" >> $@
	@echo "# list here required RPM packages for compilation" >> $@
	@echo "BuildRequires: date" >> $@
	@echo "" >> $@
	@echo "# list here required RPM packages for runtime" >> $@
	@echo "Requires: date" >> $@
	@echo "" >> $@
	@echo "# You can specify other dependencies in the description tag below." >> $@
	@echo "" >> $@
	@echo "# description of the package" >> $@
	@echo "%description" >> $@
	@echo "This is the $(DAMODULE)$(DANAME) DA for online calibration." >> $@
	@echo "It uses data from $(DAMODULE) and $(EXTRADAMODULE) detectors at run time." >> $@
	@echo "Build requires: daqDAlib, date, AliRoot $(DAALIROOTRELEASE), ROOT $(DAROOTRELEASE)." >> $@
	@echo "Runtime requires: date." >> $@
	@echo "Files produced: $(DAOUTPUTFILES)" >> $@
	@echo "Files used: $(DAINPUTFILES)" >> $@
	@echo "" >> $@
	@echo "#################################################################" >> $@
	@echo "# Do not modify following scripts" >> $@
	@echo "#################################################################" >> $@
	@echo "" >> $@
	@echo "# here is defined the installation root directory" >> $@
	@echo "%define pkgname %{name}-%{version}" >> $@
	@echo "%define destdir %{prefix}" >> $@
	@echo "" >> $@
	@echo "# pre-compilation script: extract from tarball" >> $@
	@echo "%prep" >> $@
	@echo "# extract archive" >> $@
	@echo "%setup -n %{pkgname}" >> $@
	@echo "" >> $@
	@echo "# compile" >> $@
	@echo "%build" >> $@
	@echo "export DATE_SITE=" >> $@
	@echo ". /date/setup.sh" >> $@
	@echo "gmake" >> $@
	@echo "" >> $@
	@echo "# install runtime files" >> $@
	@echo "%install" >> $@
	@echo "#remove install dir if existing" >> $@
	@echo "[ -d ""$$""RPM_BUILD_ROOT ] && rm -rf ""$$""RPM_BUILD_ROOT" >> $@
	@echo "#make install in install root directory" >> $@
	@echo "mkdir -p ""$$""RPM_BUILD_ROOT/%{prefix}" >> $@
	@echo "make install INSTALL_PATH=""$$""RPM_BUILD_ROOT/%{prefix}" >> $@
	@echo "" >> $@
	@echo "# clean RPM build files" >> $@
	@echo "%clean" >> $@
	@echo "# remove source files" >> $@
	@echo "rm -rf ""$$""RPM_BUILD_DIR/%{pkgname}" >> $@
	@echo "# remove installed files" >> $@
	@echo "rm -rf ""$$""RPM_BUILD_ROOT" >> $@
	@echo "" >> $@
	@echo "# pre-install script" >> $@
	@echo "%pre" >> $@
	@echo "" >> $@
	@echo "# list of files to be installed" >> $@
	@echo "%files" >> $@
	@echo "%defattr (-,root,root)" >> $@
	@echo "%{destdir}" >> $@
	@echo "" >> $@
	@echo "# post-install script" >> $@
	@echo "# launched after rpm installed" >> $@
	@echo "%post" >> $@
	@echo "" >> $@
	@echo "# post-uninstall script" >> $@
	@echo "# launched after rpm removed" >> $@
	@echo "%postun" >> $@

$(DATARGETNAME)-rpm: $(DATAR) $(DASPECFILE) $(DALIB) $(DADEP) $(EXTRAROOTLIB)
	@echo "***** Making RPMS for $(DAMODULE)$(DANAME) detector-algorithm *****"
	$(MUTE)rm -rf junk
	$(MUTE)mkdir -p junk/SOURCES junk/SPECS junk/BUILD junk/RPMS junk/SRPMS
	$(MUTE)cp $(DATAR) junk/SOURCES
	$(MUTE)rpmbuild --quiet --define "_topdir $(ALICE_ROOT)/junk" --nodeps -bb $(DASPECFILE)
	$(MUTE)find junk/ -name "$(DAARC)-*.rpm" -exec cp -p {} . \;
	$(MUTE)rm -rf junk
	@echo "***** RPMS created and put $(ALICE_ROOT) folder *****"

else

$(DATARGETNAME):        $(DATARGETNAME)-clean
$(DATARGETNAME)-clean:  $(DATARGETNAME)-rpm
$(DATARGETNAME)-rpm:
	@echo
	@echo "*******************************************************************************************************"
	@echo "* In order to build a detector-algorithm package you have run AliRoot make with the following syntax: *"
	@echo "* For example: make TPC-da (compiles and link TPC/TPCda.cxx DA source file and produces TPCda.exe)    *"
	@echo "*              make MUON-TRK-da (MUON is the AliRoot module, TRK is the name of the DA algorithm,     *"
	@echo "*                                this target will compile and link MUON/MUONTRKda.cxx and will        *"
	@echo "*                                produce MUONTRKda.exe)                                               *"
	@echo "* In case you want to build the corresponding DA binary RPM, you have to add -rpm to your target name,*"
	@echo "* for example:                                                                                        *"
	@echo "*              make TOF-da-rpm  (compiles, links TOF/TOFda.cxx and builds the TOF DA binary RPM)      *"
	@echo "*              make ITS-SPD-da-rpm (compiles, link ITS/ITSSPDda.cxx and builds ITS SPD DA binary RPM) *"
	@echo "*******************************************************************************************************"
	@echo

endif