#!/usr/bin/make -f

include /usr/share/dpkg/default.mk

DOCS = README.md docs/TODO

# generate manpage with help2man from -h option
_mkman = \
 help2man $(if $3,--name "$(strip $3)") --no-info --help-option -h --no-discard-stderr --version-string $(DEB_VERSION_UPSTREAM) --output $2 $1 \
 || [ $? -eq 254 ] || { $1 -h; false; }

# install into package baresip-$1 modules $($1-mods)
_installmods = dh_install --package baresip-$1 \
		$(patsubst %, usr/lib/baresip/modules/%.so, $($1-mods)) \
		usr/lib/baresip/modules

# module hints for core package
core-mods-extra = codec2 echo rtcpsummary snapshot sndio
ifeq (, $(filter hurd-% kfreebsd-%, $(DEB_HOST_ARCH)))
core-mods-extra += directfb
endif

# module hints for module packages
ffmpeg-mods = avformat avcodec h265 swscale
gstreamer-mods = gst1 gst_video1
gtk-mods = gtk
x11-mods = cairo omx pulse rst sdl2 vidinfo x11 x11grab

DEB_MAKE_EXTRA_ARGS = V=1 PREFIX=/usr RELEASE=1 \
	EXTRA_MODULES="$(core-mods-extra) swscale" \
	EXTRA_CFLAGS="$(CFLAGS) $(CPPFLAGS)" \
	EXTRA_LFLAGS="$(LDFLAGS)" \
	DESTDIR=debian/tmp

override_dh_auto_build:
	dh_auto_build -- $(DEB_MAKE_EXTRA_ARGS) info all
	$(call _mkman, ./baresip, debian/baresip.1, \
		portable and modular command-line SIP user-agent)

override_dh_auto_install:
	dh_auto_install -- $(DEB_MAKE_EXTRA_ARGS)

override_dh_install:
	$(call _installmods,ffmpeg)
	$(call _installmods,gstreamer)
	$(call _installmods,gtk)
	$(call _installmods,x11)
	dh_install \
		$(patsubst %, --no-package baresip-%,\
			ffmpeg gstreamer gtk x11) \
		$(patsubst %, -X%.so,\
			$(ffmpeg-mods) $(gstreamer-mods) \
			$(gtk-mods) $(x11-mods))

override_dh_installchangelogs:
	dh_installchangelogs -- docs/ChangeLog

override_dh_installdocs:
	dh_installdocs --all -- $(DOCS)

%:
	dh $@