#!/usr/bin/make -f

# resolve DEB_VERSION_UPSTREAM
include /usr/share/dpkg/pkg-info.mk

export DEB_ENABLE_TESTS = yes
export CABAL_PACKAGE = pandoc-cli

pkg = $(DEB_SOURCE_PACKAGE)

ABI = $(shell dpkg-query --showformat='$${source:Version}' --show libghc-pandoc-types-dev)
LIB = $(firstword $(subst +, ,$(DEB_VERSION_UPSTREAM)))

# Fix exception thrown building documentation:
# haddock: internal error: <stdout>: commitBuffer: invalid argument (invalid character)
export LANG=C.UTF-8

# Use threaded RTS only when supported
DEB_SETUP_GHC_CONFIGURE_ARGS += $(if $(wildcard /usr/lib/ghc-$(GHC_VERSION)/libHSrts_thr.a),,--flags=-threaded)

# Disable timer to help build on slow arches like hppa
DEB_SETUP_GHC_CONFIGURE_ARGS += --ghc-options="+RTS -V0 -RTS"

# Reduce compile-time memory utilization on low-memory architectures
ifneq (,$(filter $(DEB_BUILD_ARCH),armel armhf hppa mips mipsel))
DEB_SETUP_GHC_CONFIGURE_ARGS += --ghc-options="-optc--param -optcggc-min-expand=10 -O0"
endif

# avoid "relocation R_LARCH_B26 overflow" during static linking
# (see bug#1071205)
ifneq (,$(filter $(DEB_BUILD_ARCH),loong64))
DEB_SETUP_GHC_CONFIGURE_ARGS += --ghc-options="-optc-mcmodel=medium"
endif

ifneq (,$(filter $(DEB_HOST_ARCH_CPU), i386))
DEB_SETUP_GHC_CONFIGURE_ARGS += --ghc-options="-O0"
endif

DEB_SETUP_GHC_CONFIGURE_ARGS += $(if $(filter nocheck,$(DEB_BUILD_OPTIONS)),,-ftests)
export DEB_SETUP_GHC_CONFIGURE_ARGS

execute_after_dh_auto_install:
	debian/tmp/usr/bin/pandoc --bash-completion \
		> debian/pandoc.bash-completion

override_dh_gencontrol:
	dh_gencontrol -- -V"pandoc:Abi=$(ABI)" -V"pandoc:Lib=$(LIB)"

%:
	dh $@ --with bash-completion