#!/usr/bin/make -f

# Uncomment to turn on verbose mode
export DH_VERBOSE=1

export DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)

export DEB_BUILD_MAINT_OPTIONS = hardening=+all
DPKG_EXPORT_BUILDFLAGS = 1
include /usr/share/dpkg/buildflags.mk
# upstream does not use CPPFLAGS
CXXFLAGS += $(CPPFLAGS)

LIBVERSION = $(shell dpkg-parsechangelog -S version)

define PKGNAME
$(strip $(shell grep -E '^Package: lib$(1)\+\+.+$$' debian/control | cut -f 2 -d ':'))
endef

define LIBFILE
$(patsubst debian/$(1)/%,%,$(wildcard debian/$(1)/usr/lib/$(DEB_HOST_MULTIARCH)/lib$(2)++.so.*))
endef

export LIBELFXX_PKG = $(call PKGNAME,elf)
export LIBELFXX
export LIBDWARFXX_PKG = $(call PKGNAME,dwarf)
export LIBDWARFXX


%:
	dh $@

override_dh_auto_build:
	@echo $(CFLAGS)
	@echo $(CXXFLAGS)
	@echo $(LDFLAGS)
	dh_auto_build -- LIBVERSION=$(LIBVERSION)

override_dh_auto_install:
	$(MAKE) install PREFIX=$(CURDIR)/debian/tmp/usr LIBVERSION=$(LIBVERSION)
	sed -i -e 's|libdir=.*|libdir=/usr/lib/$(DEB_HOST_MULTIARCH)|' \
		$(CURDIR)/debian/tmp/usr/lib/pkgconfig/*.pc
	sed -i -e 's|includedir=.*|includedir=/usr/include/libelfin|' \
		$(CURDIR)/debian/tmp/usr/lib/pkgconfig/*.pc

override_dh_link: LIBELFXX=$(call LIBFILE,$(LIBELFXX_PKG),elf)
override_dh_link: LIBDWARFXX=$(call LIBFILE,$(LIBDWARFXX_PKG),dwarf)
override_dh_link:
	dh_link

override_dh_auto_clean:
	$(MAKE) clean
	$(MAKE) -C examples clean