#!/usr/bin/make -f

export DEB_CXXFLAGS_MAINT_APPEND=-pthread -Wall -std=c++14
export DEB_LDFLAGS_MAINT_APPEND=-pthread
export CXXFLAGS=$(shell dpkg-buildflags --get CXXFLAGS | sed s/-O2/-O3/)

DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
LIB_PKG = libre2-11
ABI_PKG = $(LIB_PKG)-absl$(shell pkgconf --modversion absl_base)

%:
	dh $@

override_dh_auto_build:
	rm -f re2/perl_groups.cc re2/unicode_casefold.cc re2/unicode_groups.cc
	dh_auto_build -- REBUILD_TABLES=1

override_dh_auto_install:
	dh_auto_install -- prefix=/usr libdir=/usr/lib/$(DEB_HOST_MULTIARCH)

override_dh_makeshlibs:
	echo "re2:Provides=$(ABI_PKG)" >> debian/$(LIB_PKG).substvars
	dh_makeshlibs -p$(LIB_PKG) -V "$(ABI_PKG)"
	dh_makeshlibs --remaining-packages

override_dh_installdocs:
	dh_installdocs --link-doc=$(LIB_PKG)

override_dh_gencontrol:
	dh_gencontrol -- -VBuilt-Using='$(shell dpkg-query -f'$${source:Package} (= $${source:Version})' -W unicode-data)'