#!/usr/bin/make -f

# Copyright (C) 2006 Jeff Epler
#
# 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 2 of the License, or
# (at your option) any later version.
#
# When used to produce a debian package, this file is a script "used to
# control compilation and installation of the executable"

# Uncomment this to turn on verbose mode.
export DH_VERBOSE=1

# see EXAMPLES in dpkg-buildflags(1) and read /usr/share/dpkg/*
DPKG_EXPORT_BUILDFLAGS = 1
include /usr/share/dpkg/default.mk

# Support more robust code and makes code modifications more difficult
# Compare https://wiki.debian.org/Hardening
export DEB_BUILD_MAINT_OPTIONS = hardening=+all

# Trigger other tools to use the timestamp from debian/changelog
# Compare https://reproducible-builds.org/docs/source-date-epoch/
export SOURCE_DATE_EPOCH ?= $(shell dpkg-parsechangelog -STimestamp)

# Set time & date to the most recent release, for repeatable builds.
TIMESTAMP:=$(shell dpkg-parsechangelog -S timestamp)
export DATE:=$(shell LANG=C date --date='@$(TIMESTAMP)' '+%d\ %b\ %Y')
export TIME:=$(shell LANG=C date --date='@$(TIMESTAMP)' '+%T')

kernel_version = @KERNEL_VERSION@
configure_realtime_arg = @CONFIGURE_REALTIME_ARG@
ifeq (,$(filter nodocs,$(DEB_BUILD_OPTIONS)))
enable_build_documentation = @ENABLE_BUILD_DOCUMENTATION@ \
    --enable-build-documentation-translation
endif
SRCDIR = $(CURDIR)/src
DESTDIR=$(CURDIR)/debian/tmp
DEV_PACKAGE_NAME=@MAIN_PACKAGE_NAME@-dev

export PYTHON=/usr/bin/python3

%:
	dh $@ -D$(SRCDIR)

override_dh_auto_configure:
	cd src && ./autogen.sh
	cd src && ./configure \
	    --prefix=/usr --sysconfdir=/etc \
	    --mandir=/usr/share/man \
	    $(configure_realtime_arg) \
	    $(enable_build_documentation) \
	    --disable-check-runtime-deps

override_dh_auto_build-arch:
	dh_auto_build -- -O build-software

override_dh_auto_build-indep:
ifeq (,$(filter nodocs,$(DEB_BUILD_OPTIONS)))
ifneq "$(enable_build_documentation)" ""
	dh_auto_build -- -O manpages
	dh_auto_build -- -O translateddocs
	dh_auto_build -- -O docs
endif
endif

override_dh_auto_clean:
	if [ -r src/Makefile.inc -a -r src/config.status ]; then \
	dh_auto_clean; \
	py3clean .; \
	fi

override_dh_auto_test:
ifeq (,$(filter nocheck,$(DEB_BUILD_OPTIONS)))
	dh_auto_test
endif

override_dh_auto_install-arch:
	# Install all architecture-dependent libraries and executables
	# in DESTDIR (the staging dir for the main package).
	DESTDIR=$(DESTDIR) $(MAKE) -C src install-software
	py3clean .

	desktop-file-validate $(shell find debian/extras/ share/applications/ -name *.desktop);

	# some clean-up
	rm -f $(DESTDIR)/usr/share/doc/@MAIN_PACKAGE_NAME@/examples/sample-configs/*/*position*.txt

override_dh_installdocs-arch:
	# Sample configs are runtime data read by the launcher, not documentation,
	# so they must be installed unconditionally (i.e. regardless of
	# DEB_BUILD_OPTIONS=nodocs).  They go in `usr/share/doc/linuxcnc` (not
	# `.../doc/@MAIN_PACKAGE_NAME@`) because that's where the `linuxcnc` launcher
	# script looks for them, and that's inconvenient to change.
	dh_installdocs --doc-main-package=@MAIN_PACKAGE_NAME@ --package=@MAIN_PACKAGE_NAME@
	mkdir -p debian/@MAIN_PACKAGE_NAME@/usr/share/doc/linuxcnc
	mv debian/@MAIN_PACKAGE_NAME@/usr/share/doc/@MAIN_PACKAGE_NAME@/examples debian/@MAIN_PACKAGE_NAME@/usr/share/doc/linuxcnc

	dh_installdocs --doc-main-package=@MAIN_PACKAGE_NAME@ --package=@MAIN_PACKAGE_NAME@-dev

override_dh_auto_install-indep:
ifeq (,$(filter nodocs,$(DEB_BUILD_OPTIONS)))
	DESTDIR=$(DESTDIR) $(MAKE) -C src install-docs install-doc
	# Remove the docs we just built that we don't have debs for yet...
	rm -f $(DESTDIR)/usr/share/doc/linuxcnc/*_nb.pdf
endif

override_dh_installdocs-indep:
ifeq (,$(filter nodocs,$(DEB_BUILD_OPTIONS)))
	# The G-code quick reference html docs are built as `docs/html/${LANG}/gcode.html`.
	# We install them into `/usr/share/doc/@MAIN_PACKAGE_NAME@/` in each # linuxcnc-doc-${LANG} package,
	# then rename them there (except for the English one) to include the language in the filename,
	# so they do not collide when we install all the doc debs.
	#
	# Rename the "main" doc directories from
	# `usr/share/doc/@MAIN_PACKAGE_NAME@` to `usr/share/doc/linuxcnc`,
	# because that's where the `.desktop` files look for the docs.
	dh_installdocs --doc-main-package=linuxcnc-uspace --package=linuxcnc-doc-de
	mv debian/linuxcnc-doc-de/usr/share/doc/linuxcnc-uspace/gcode.html debian/linuxcnc-doc-de/usr/share/doc/linuxcnc-uspace/gcode_de.html
	mv debian/linuxcnc-doc-de/usr/share/doc/linuxcnc-uspace debian/linuxcnc-doc-de/usr/share/doc/linuxcnc

	dh_installdocs --doc-main-package=@MAIN_PACKAGE_NAME@ --package=linuxcnc-doc-en
	mv debian/linuxcnc-doc-en/usr/share/doc/@MAIN_PACKAGE_NAME@ debian/linuxcnc-doc-en/usr/share/doc/linuxcnc

# Remove PDF files for translated locales that have no Debian package.
# The authoritative locale list lives in docs/po4a.cfg's [po4a_langs]
# line; only en and de get their own -doc package, every other locale
# in that list has its PDFs dropped from the tmp staging area.
	for l in $$(sed -e's/#.*//' docs/po4a.cfg | grep '^\[po4a_langs\]' | cut -d" " -f2-); do \
		if [ "$$l" != "de" ]; then \
			$(RM) -f debian/tmp/usr/share/doc/linuxcnc/LinuxCNC_*_$$l.pdf; \
		fi; \
	done
	$(RM) -f debian/tmp/usr/share/doc/linuxcnc/*_es.adoc
else
	# Avoiding error message because of examples
	$(RM) -fr debian/tmp/usr/share/doc/
endif

override_dh_compress:
	dh_compress -X.pdf -X.txt -X.hal -X.ini -X.clp -X.var -X.nml -X.tbl -X.xml -Xsample-configs

override_dh_fixperms:
	dh_fixperms -X/linuxcnc_module_helper -X/rtapi_app
	# In case that only the indep packages are built
	if [ -x  "$(DESTDIR)/usr/share/tcltk/linuxcnc/linuxcnc.tcl" ]; then \
		chmod -x $(DESTDIR)/usr/share/tcltk/linuxcnc/linuxcnc.tcl; \
	fi
	# override_dh_python3: # not executed, so we attach it to fixperms
	DEB_HOST_ARCH=`dpkg-architecture -qDEB_HOST_ARCH` dh_python3

override_dh_shlibdeps:
	cat debian/@MAIN_PACKAGE_NAME@/DEBIAN/shlibs debian/shlibs.pre > debian/shlibs.local
	dh_shlibdeps -u--warnings=0 -l debian/@MAIN_PACKAGE_NAME@/usr/lib