#!/usr/bin/make -f
# debian/rules for coq

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

# This has to be exported to make some magic below work.
export DH_OPTIONS

# We want to use dpatch
include /usr/share/dpatch/dpatch.make

COQPREF := $(CURDIR)/debian/tmp
ADDPREF := COQINSTALLPREFIX=$(COQPREF)

OCAMLABI := $(shell ocamlc -version)

CONFIGUREOPTS := --arch Linux --prefix /usr --mandir /usr/share/man --emacslib /usr/share/emacs/site-lisp/coq --reals all --fsets all

configure: configure-stamp
configure-stamp:
	dh_testdir
	# git doesn't handle empty directories, so we create them here
	-mkdir bin
	if [ -e /usr/bin/ocamlc.opt ]; \
	then \
		./configure -opt $(CONFIGUREOPTS); \
	else \
		./configure $(CONFIGUREOPTS); \
	fi
	touch configure-stamp

build: build-stamp
build-stamp: patch-stamp configure-stamp
	dh_testdir
	if grep -q BEST=opt config/Makefile; \
	then \
		($(MAKE) check \
		   && touch opt-stamp) \
		|| (echo WARNING: NATIVE CODE COMPILATION FAILED \
		   && echo Trying to build coq in bytecode instead \
		   && $(MAKE) archclean clean \
		   && sed -i -e 's/best = "opt"/best = "byte"/' config/coq_config.ml \
		   && $(MAKE) BEST=byte HASCOQIDE=byte check \
		   && echo NATIVE CODE COMPILATION FAILED \
		   && echo Coq was built in bytecode instead); \
	else \
		$(MAKE) BEST=byte HASCOQIDE=byte check; \
	fi
	if [ -e opt-stamp ]; then \
		$(MAKE) BEST=opt glob.dump; \
	else \
		$(MAKE) BEST=byte HASCOQIDE=byte glob.dump; \
	fi
	cp tools/coqdoc/coqdoc.sty doc/stdlib/
	$(MAKE) -f Makefile.stage3 doc/stdlib/html/index.html COQDOC="bin/coqdoc --coqlib_path `pwd`"
	touch build-stamp

clean: unpatch
	dh_testdir
	dh_testroot
	rm -f build-stamp configure-stamp opt-stamp install-stamp

	[ ! -f config/Makefile ] || $(MAKE) clean
	[ ! -f config/Makefile ] || $(MAKE) archclean
	rm -f bin/*
	rm -f tools/coqdoc/*.cm[oi]
	rm -f config/coq_config.ml config/Makefile test-suite/check.log
	rm -f dev/ocamldebug-v7
	rm -f ide/undo.mli glob.dump
	rm -f test-suite/modules/*.vo

	dh_clean

install: install-stamp
install-stamp: build-stamp
	dh_testdir
	dh_testroot
	dh_clean -k
	dh_installdirs

	if [ -e opt-stamp ]; then \
		$(MAKE) $(ADDPREF) install; \
	else \
		$(MAKE) BEST=byte HASCOQIDE=byte $(ADDPREF) install; \
	fi

	-for i in $(COQPREF)/usr/bin/*.opt; do \
		echo "Stripping: $$i"; \
		strip -R .note -R .comment $$i; \
	done
	if [ -e opt-stamp ]; then \
		strip -R .note -R .comment $ $(COQPREF)/usr/bin/coqc; \
		strip -R .note -R .comment $(COQPREF)/usr/bin/coqmktop; \
	fi
	cp debian/coq.xpm debian/coq/usr/share/pixmaps/coq.xpm
	cp debian/coq.xpm debian/coqide/usr/share/pixmaps/coqide.xpm
	cp debian/coqide.desktop debian/coqide/usr/share/applications

	if [ -e opt-stamp ]; then \
		cp debian/coq-interface.1 debian/coq/usr/share/man/man1/coq-interface.opt.1; \
		cp debian/coqide.1 debian/coqide/usr/share/man/man1/coqide.opt.1; \
	fi
	cp debian/coqide.1 debian/coqide/usr/share/man/man1/coqide.1
	cp debian/coqide.1 debian/coqide/usr/share/man/man1/coqide.byte.1
	cp debian/coqc.1 debian/coq/usr/share/man/man1/coqc.1
	cp debian/coq-interface.1 debian/coq/usr/share/man/man1/coq-interface.1
	cp debian/coq_makefile.1 debian/coq/usr/share/man/man1/coq_makefile.1
	cp debian/coqmktop.1 debian/coq/usr/share/man/man1/coqmktop.1
	cp debian/coqtop.1 debian/coq/usr/share/man/man1/coqtop.1

	cp -r doc/stdlib/html debian/coq-libs/usr/share/doc/coq-libs/
	cd debian/coq-libs/usr/share/doc/coq; ln -s ../coq-libs/html stdlib

	# These are installed as docs
	rm -f $(COQPREF)/usr/lib/coq/ide/utf8.v $(COQPREF)/usr/lib/coq/ide/FAQ

	dh_install --sourcedir=$(COQPREF) --list-missing
	touch install-stamp

binary-common:
	dh_testdir
	dh_testroot
	dh_installdocs
	dh_installmenu
	dh_installemacsen
	dh_installman
	dh_installchangelogs CHANGES
	dh_installtex
	dh_desktop
	dh_link
	dh_compress
	dh_fixperms
	dh_installdeb
	dh_shlibdeps
	dh_gencontrol -- -VF:OCamlABI="$(OCAMLABI)"
	dh_md5sums
	dh_builddeb

binary-indep: build install
	$(MAKE) -f debian/rules DH_OPTIONS=-i binary-common

binary-arch: build install
	$(MAKE) -f debian/rules DH_OPTIONS=-a binary-common

binary: binary-indep binary-arch
.PHONY: build clean binary-indep binary-arch binary-common binary install configure