#
#  Tvheadend streaming server.
#  Copyright (C) 2007-2009 Andreas Öman
#
#  This program 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.
#
#  This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
#

#
# Configuration
#

include $(dir $(lastword $(MAKEFILE_LIST))).config.mk
PROG    := $(BUILDDIR)/tvheadend

#
# Common compiler flags
#

CFLAGS  += -g -O2 -Wunused-result
CFLAGS  += -Wall -Werror -Wwrite-strings -Wno-deprecated-declarations
CFLAGS  += -Wmissing-prototypes
CFLAGS  += -fms-extensions -funsigned-char -fno-strict-aliasing
CFLAGS  += -D_FILE_OFFSET_BITS=64
CFLAGS  += -I${BUILDDIR} -I${ROOTDIR}/src -I${ROOTDIR}
ifeq ($(CONFIG_ANDROID),yes)
LDFLAGS += -ldl -lm
else
LDFLAGS += -ldl -lpthread -lm
endif
ifeq ($(CONFIG_LIBICONV),yes)
LDFLAGS += -liconv
endif
ifeq ($(PLATFORM), darwin)
LDFLAGS += -framework CoreServices
else
ifeq ($(CONFIG_ANDROID),no)
LDFLAGS += -lrt
endif
endif

ifeq ($(COMPILER), clang)
CFLAGS  += -Wno-microsoft -Qunused-arguments -Wno-unused-function
CFLAGS  += -Wno-unused-value -Wno-tautological-constant-out-of-range-compare
CFLAGS  += -Wno-parentheses-equality -Wno-incompatible-pointer-types
endif

ifeq ($(CONFIG_LIBFFMPEG_STATIC),yes)
CFLAGS  += -I${ROOTDIR}/libav_static/build/ffmpeg/include
LDFLAGS += -L${ROOTDIR}/libav_static/build/ffmpeg/lib -Wl,-Bstatic \
           -lavresample -lswresample -lswscale \
           -lavutil -lavformat -lavcodec -lavutil \
           -lvorbisenc -lvorbis -logg -lx264 -lvpx \
           -Wl,-Bdynamic -ldl
endif
ifeq ($(CONFIG_HDHOMERUN_STATIC),yes)
CFLAGS  += -I${ROOTDIR}/libhdhomerun_static
LDFLAGS += -L${ROOTDIR}/libhdhomerun_static/libhdhomerun \
           -Wl,-Bstatic -lhdhomerun -Wl,-Bdynamic
endif

vpath %.c $(ROOTDIR)
vpath %.h $(ROOTDIR)

#
# Other config
#

BUNDLE_FLAGS-${CONFIG_ZLIB} = -z
BUNDLE_FLAGS = ${BUNDLE_FLAGS-yes}

#
# Binaries/Scripts
#

MKBUNDLE = $(PYTHON) $(ROOTDIR)/support/mkbundle

#
# Debug/Output
#

ifndef V
ECHO   = printf "%-16s%s\n" $(1) $(2)
BRIEF  = CC MKBUNDLE CXX
MSG    = $(subst $(BUILDDIR)/,,$@)
$(foreach VAR,$(BRIEF), \
	$(eval $(VAR) = @$$(call ECHO,$(VAR),$$(MSG)); $($(VAR))))
endif

#
# Core
#
SRCS =  src/version.c \
	src/uuid.c \
	src/main.c \
	src/tvhlog.c \
	src/idnode.c \
	src/prop.c \
	src/utils.c \
	src/wrappers.c \
	src/access.c \
	src/tcp.c \
	src/udp.c \
	src/url.c \
	src/http.c \
	src/notify.c \
	src/file.c \
	src/epg.c \
	src/epgdb.c\
	src/epggrab.c\
	src/spawn.c \
	src/packet.c \
	src/streaming.c \
	src/channels.c \
	src/subscriptions.c \
	src/service.c \
	src/htsp_server.c \
	src/htsmsg.c \
	src/htsmsg_binary.c \
	src/htsmsg_json.c \
	src/htsmsg_xml.c \
	src/misc/dbl.c \
	src/misc/json.c \
	src/settings.c \
	src/htsbuf.c \
	src/trap.c \
	src/avg.c \
	src/htsstr.c \
        src/tvhpoll.c \
	src/huffman.c \
	src/filebundle.c \
	src/config.c \
	src/lang_codes.c \
	src/lang_str.c \
	src/imagecache.c \
	src/tvhtime.c \
	src/service_mapper.c \
	src/input.c \
	src/httpc.c \
	src/rtsp.c \
	src/fsmonitor.c \
	src/cron.c \
	src/esfilter.c \
	src/intlconv.c \
	src/profile.c \
	src/bouquet.c \
	src/lock.c

SRCS-${CONFIG_UPNP} += \
	src/upnp.c

# SATIP Server
SRCS-${CONFIG_SATIP_SERVER} += \
	src/satip/server.c \
	src/satip/rtsp.c \
	src/satip/rtp.c

SRCS += \
	src/api.c \
	src/api/api_status.c \
	src/api/api_idnode.c \
	src/api/api_input.c \
	src/api/api_channel.c \
	src/api/api_service.c \
	src/api/api_mpegts.c \
	src/api/api_epg.c \
	src/api/api_epggrab.c \
	src/api/api_imagecache.c \
	src/api/api_esfilter.c \
	src/api/api_intlconv.c \
	src/api/api_access.c \
	src/api/api_dvr.c \
	src/api/api_caclient.c \
	src/api/api_profile.c \
	src/api/api_bouquet.c

SRCS += \
	src/parsers/parsers.c \
	src/parsers/bitstream.c \
	src/parsers/parser_h264.c \
	src/parsers/parser_latm.c \
	src/parsers/parser_avc.c \
	src/parsers/parser_teletext.c \

SRCS += src/epggrab/module.c\
	src/epggrab/channel.c\
	src/epggrab/module/pyepg.c\
	src/epggrab/module/xmltv.c\

SRCS += src/plumbing/tsfix.c \
	src/plumbing/globalheaders.c

SRCS += src/dvr/dvr_db.c \
	src/dvr/dvr_rec.c \
	src/dvr/dvr_autorec.c \
	src/dvr/dvr_timerec.c \
	src/dvr/dvr_config.c \
	src/dvr/dvr_cutpoints.c \

SRCS += src/webui/webui.c \
	src/webui/comet.c \
	src/webui/extjs.c \
	src/webui/simpleui.c \
	src/webui/statedump.c \
	src/webui/html.c\
	src/webui/webui_api.c\

SRCS += src/muxer.c \
	src/muxer/muxer_pass.c \
	src/muxer/muxer_tvh.c \
	src/muxer/tvh/ebml.c \
	src/muxer/tvh/mkmux.c \

#
# Optional code
#

# MPEGTS core, order by usage (psi lib, tsdemux)
SRCS-$(CONFIG_MPEGTS) += \
	src/descrambler/descrambler.c \
	src/descrambler/caclient.c \
	src/input/mpegts.c \
	src/input/mpegts/mpegts_pid.c \
	src/input/mpegts/mpegts_input.c \
	src/input/mpegts/tsdemux.c \
	src/input/mpegts/dvb_psi_lib.c \
	src/input/mpegts/mpegts_network.c \
	src/input/mpegts/mpegts_mux.c \
	src/input/mpegts/mpegts_service.c \
	src/input/mpegts/mpegts_table.c \
	src/input/mpegts/dvb_support.c \
	src/input/mpegts/dvb_charset.c \
	src/input/mpegts/dvb_psi.c \
	src/input/mpegts/fastscan.c \
	src/input/mpegts/mpegts_mux_sched.c \
        src/input/mpegts/mpegts_network_scan.c

# MPEGTS DVB
SRCS-${CONFIG_MPEGTS_DVB} += \
        src/input/mpegts/mpegts_network_dvb.c \
        src/input/mpegts/mpegts_mux_dvb.c \
        src/input/mpegts/scanfile.c

# MPEGTS EPG
SRCS-$(CONFIG_MPEGTS) += \
	src/epggrab/otamux.c\
	src/epggrab/module/eit.c \
	src/epggrab/support/freesat_huffman.c \
	src/epggrab/module/opentv.c \

# LINUX DVB
SRCS-${CONFIG_LINUXDVB} += \
        src/input/mpegts/linuxdvb/linuxdvb.c \
        src/input/mpegts/linuxdvb/linuxdvb_adapter.c \
        src/input/mpegts/linuxdvb/linuxdvb_frontend.c \
        src/input/mpegts/linuxdvb/linuxdvb_satconf.c \
        src/input/mpegts/linuxdvb/linuxdvb_lnb.c \
        src/input/mpegts/linuxdvb/linuxdvb_switch.c \
        src/input/mpegts/linuxdvb/linuxdvb_rotor.c \
        src/input/mpegts/linuxdvb/linuxdvb_en50494.c

# SATIP Client
SRCS-${CONFIG_SATIP_CLIENT} += \
	src/input/mpegts/satip/satip.c \
	src/input/mpegts/satip/satip_frontend.c \
	src/input/mpegts/satip/satip_satconf.c \
	src/input/mpegts/satip/satip_rtsp.c

# HDHOMERUN
SRCS_HDHOMERUN = \
        src/input/mpegts/tvhdhomerun/tvhdhomerun.c \
        src/input/mpegts/tvhdhomerun/tvhdhomerun_frontend.c
SRCS-${CONFIG_HDHOMERUN_CLIENT} += $(SRCS_HDHOMERUN)

# IPTV
SRCS-${CONFIG_IPTV} += \
	src/input/mpegts/iptv/iptv.c \
        src/input/mpegts/iptv/iptv_mux.c \
        src/input/mpegts/iptv/iptv_service.c \
        src/input/mpegts/iptv/iptv_http.c \
        src/input/mpegts/iptv/iptv_udp.c \
        src/input/mpegts/iptv/iptv_rtsp.c \
        src/input/mpegts/iptv/iptv_pipe.c

# TSfile
SRCS-$(CONFIG_TSFILE) += \
        src/input/mpegts/tsfile/tsfile.c \
        src/input/mpegts/tsfile/tsfile_input.c \
        src/input/mpegts/tsfile/tsfile_mux.c \

# Timeshift
SRCS-${CONFIG_TIMESHIFT} += \
	src/timeshift.c \
	src/timeshift/timeshift_filemgr.c \
	src/timeshift/timeshift_writer.c \
	src/timeshift/timeshift_reader.c \

# Inotify
SRCS-${CONFIG_INOTIFY} += \
	src/dvr/dvr_inotify.c \

# Avahi
SRCS-$(CONFIG_AVAHI) += src/avahi.c

# Bonjour
SRCS-$(CONFIG_BONJOUR) += src/bonjour.c

# libav
SRCS_LIBAV = \
	src/libav.c \
	src/muxer/muxer_libav.c \
	src/plumbing/transcoding.c
SRCS-$(CONFIG_LIBAV) += $(SRCS_LIBAV)

# Tvhcsa
SRCS-${CONFIG_TVHCSA} += \
	src/descrambler/tvhcsa.c

# CWC
SRCS-${CONFIG_CWC} += \
	src/descrambler/cwc.c \
	
# CAPMT
SRCS-${CONFIG_CAPMT} += \
	src/descrambler/capmt.c

# CONSTCW
SRCS-${CONFIG_CONSTCW} += \
	src/descrambler/constcw.c

# DVB CAM
SRCS-${CONFIG_LINUXDVB_CA} += \
	src/input/mpegts/linuxdvb/linuxdvb_ca.c \
	src/descrambler/dvbcam.c

# TSDEBUGCW
SRCS-${CONFIG_TSDEBUG} += \
	src/descrambler/tsdebugcw.c

# FFdecsa
ifneq ($(CONFIG_DVBCSA),yes)
FFDECSA-$(CONFIG_CAPMT)   = yes
FFDECSA-$(CONFIG_CWC)     = yes
FFDECSA-$(CONFIG_CONSTCW) = yes
endif

ifeq ($(FFDECSA-yes),yes)
SRCS-yes += src/descrambler/ffdecsa/ffdecsa_interface.c \
	    src/descrambler/ffdecsa/ffdecsa_int.c
SRCS-${CONFIG_MMX}  += src/descrambler/ffdecsa/ffdecsa_mmx.c
SRCS-${CONFIG_SSE2} += src/descrambler/ffdecsa/ffdecsa_sse2.c
${BUILDDIR}/src/descrambler/ffdecsa/ffdecsa_mmx.o  : CFLAGS += -mmmx
${BUILDDIR}/src/descrambler/ffdecsa/ffdecsa_sse2.o : CFLAGS += -msse2
endif

# libaesdec
SRCS-${CONFIG_SSL} += src/descrambler/libaesdec/libaesdec.c

# DBUS
SRCS-${CONFIG_DBUS_1}  += src/dbus.c

# File bundles
SRCS-${CONFIG_BUNDLE}     += bundle.c
BUNDLES-yes               += docs/html docs/docresources src/webui/static
BUNDLES-yes               += data/conf
BUNDLES-${CONFIG_DVBSCAN} += data/dvb-scan
BUNDLES                    = $(BUNDLES-yes)
ALL-$(CONFIG_DVBSCAN)     += check_dvb_scan

#
# Add-on modules
#

SRCS_EXTRA = src/extra/capmt_ca.c

#
# Variable transformations
#

SRCS      += $(SRCS-yes)
OBJS       = $(SRCS:%.c=$(BUILDDIR)/%.o)
OBJS_EXTRA = $(SRCS_EXTRA:%.c=$(BUILDDIR)/%.so)
DEPS       = ${OBJS:%.o=%.d}

ifeq ($(CONFIG_LIBFFMPEG_STATIC),yes)
DEPS      += ${BUILDDIR}/libffmpeg_stamp
endif
ifeq ($(CONFIG_HDHOMERUN_STATIC),yes)
DEPS      += ${BUILDDIR}/libhdhomerun_stamp
endif

#
# Build Rules
#

# Default
all: $(ALL-yes) ${PROG}

# Special
.PHONY:	clean distclean check_config reconfigure

# Check configure output is valid
check_config:
	@test $(ROOTDIR)/.config.mk -nt $(ROOTDIR)/configure\
		|| echo "./configure output is old, please re-run"
	@test $(ROOTDIR)/.config.mk -nt $(ROOTDIR)/configure

# Recreate configuration
reconfigure:
	$(ROOTDIR)/configure $(CONFIGURE_ARGS)

# Binary
${PROG}: check_config $(OBJS) $(ALLDEPS)
	$(CC) -o $@ $(OBJS) $(CFLAGS) $(LDFLAGS)

# Object
${BUILDDIR}/%.o: %.c
	@mkdir -p $(dir $@)
	$(CC) -MD -MP $(CFLAGS) -c -o $@ $<

# Add-on
${BUILDDIR}/%.so: ${SRCS_EXTRA}
	@mkdir -p $(dir $@)
	${CC} -O -fbuiltin -fomit-frame-pointer -fPIC -shared -o $@ $< -ldl

# Clean
clean:
	rm -rf ${BUILDDIR}/src ${BUILDDIR}/bundle*
	find . -name "*~" | xargs rm -f

distclean: clean
	rm -rf ${ROOTDIR}/libav_static
	rm -rf ${ROOTDIR}/libhdhomerun_static
	rm -rf ${ROOTDIR}/build.*
	rm -f ${ROOTDIR}/.config.mk

# Create version
$(BUILDDIR)/src/version.o: $(ROOTDIR)/src/version.c
$(ROOTDIR)/src/version.c: FORCE
	@$(ROOTDIR)/support/version $@ > /dev/null
FORCE:

# Include dependency files if they exist.
-include $(DEPS)

# Include OS specific targets
include ${ROOTDIR}/support/${OSENV}.mk

# Bundle files
$(BUILDDIR)/bundle.o: $(BUILDDIR)/bundle.c
	@mkdir -p $(dir $@)
	$(CC) -I${ROOTDIR}/src -c -o $@ $<

$(BUILDDIR)/bundle.c: check_dvb_scan
	@mkdir -p $(dir $@)
	$(MKBUNDLE) -o $@ -d ${BUILDDIR}/bundle.d $(BUNDLE_FLAGS) $(BUNDLES:%=$(ROOTDIR)/%)

# Static FFMPEG

ifeq ($(CONFIG_LIBFFMPEG_STATIC),yes)
${ROOTDIR}/src/libav.h: ${BUILDDIR}/libffmpeg_stamp
${SRCS_LIBAV}: ${BUILDDIR}/libffmpeg_stamp
endif

${BUILDDIR}/libffmpeg_stamp: ${ROOTDIR}/libav_static/build/ffmpeg/lib/libavcodec.a
	@touch $@

${ROOTDIR}/libav_static/build/ffmpeg/lib/libavcodec.a:
	CONFIG_LIBFFMPEG_STATIC_X264=$(CONFIG_LIBFFMPEG_STATIC_X264) \
	  $(MAKE) -f Makefile.ffmpeg build

# Static HDHOMERUN library

ifeq ($(CONFIG_LIBHDHOMERUN_STATIC),yes)
${ROOTDIR}/src/input/mpegts/tvhdhomerun/tvhdhomerun_private.h: ${BUILDDIR}/libhdhomerun_stamp
${SRCS_HDHOMERUN}: ${BUILDDIR}/libhdhomerun_stamp
endif

${BUILDDIR}/libhdhomerun_stamp: ${ROOTDIR}/libhdhomerun_static/libhdhomerun/libhdhomerun.a
	@touch $@

${ROOTDIR}/libhdhomerun_static/libhdhomerun/libhdhomerun.a:
	$(MAKE) -f Makefile.hdhomerun build

# linuxdvb git tree
$(ROOTDIR)/data/dvb-scan/.stamp:
	@echo "Receiving data/dvb-scan/dvb-t from http://linuxtv.org/git/dtv-scan-tables.git"
	@rm -rf $(ROOTDIR)/data/dvb-scan/*
	@$(ROOTDIR)/support/getmuxlist $(ROOTDIR)/data/dvb-scan
	@touch $@

.PHONY: check_dvb_scan
check_dvb_scan: $(ROOTDIR)/data/dvb-scan/.stamp

# dvb-s / enigma2 / satellites.xml
$(ROOTDIR)/data/dvb-scan/dvb-s/.stamp: $(ROOTDIR)/data/satellites.xml \
                                       $(ROOTDIR)/data/dvb-scan/.stamp
	@echo "Generating data/dvb-scan/dvb-s from data/satellites.xml"
	@if ! test -s $(ROOTDIR)/data/satellites.xml ; then echo "Put your satellites.xml file to $(ROOTDIR)/data/satellites.xml"; exit 1; fi
	@if ! test -d $(ROOTDIR)/data/dvb-scan/dvb-s ; then mkdir $(ROOTDIR)/data/dvb-scan/dvb-s ; fi
	@rm -rf $(ROOTDIR)/data/dvb-scan/dvb-s/*
	@$(ROOTDIR)/support/sat_xml_scan.py \
		$(ROOTDIR)/data/satellites.xml $(ROOTDIR)/data/dvb-scan/dvb-s
	@touch $(ROOTDIR)/data/dvb-scan/dvb-s/.stamp

.PHONY: satellites_xml
satellites_xml: $(ROOTDIR)/data/dvb-scan/dvb-s/.stamp