#!/usr/bin/make -f
# -*- makefile -*-
# debian/rules for libg2
# Author: Eric Cain

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

# These are used for cross-compiling and for saving the configure script
# from having to guess our platform (since we know it already)
DEB_HOST_GNU_TYPE   ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
DEB_BUILD_GNU_TYPE  ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)


CFLAGS = -Wall -g

ifneq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
	CFLAGS += -O0
else
	CFLAGS += -O2
endif

# Use the latest version number in the CHANGES file 
version=`head -n 1 CHANGES | \
 awk '{if (match($$0,/^[0-9]+\.[0-9]+[A-Za-z]/)) print substr($$0,RSTART,RLENGTH)}'`
rversion=`head -n 1 CHANGES | \
 awk '{if (match($$0,/^[0-9]+\.[0-9]+/)) print substr($$0,RSTART,RLENGTH)}'`
major=`head -n 1 CHANGES | \
 awk '{if (match($$0,/^[0-9]+/)) print substr($$0,RSTART,RLENGTH)}'`


config.status:
	dh_testdir

	QUILT_PATCHES=debian/patches quilt push -a || test $$? = 2

	dh_autotools-dev_updateconfig
	# do also save configure which is changed here to be able to restore it afterwards in the clean target
	cp -a configure configure.dh-orig
	libtoolize -f -c
	autoconf
	CFLAGS="$(CFLAGS) -Wl,-z,defs" ./configure --host=$(DEB_HOST_GNU_TYPE) --build=$(DEB_BUILD_GNU_TYPE) --prefix=/usr --mandir=\$${prefix}/share/man --infodir=\$${prefix}/share/info


build: build-stamp
build-stamp:  config.status
	dh_testdir
	# compile the package.
	$(MAKE) depend
	$(MAKE) libg2.a RVERSION=$(rversion) MVERSION=$(major)
	# clean up and build the shared lib
	-rm -f src/*.o src/*/*.o
	$(MAKE) PICFLAG="-fPIC" RVERSION=$(rversion) MVERSION=$(major) shared
	(cd ./g2_perl && perl Makefile.PL INSTALLDIRS=vendor LIBS="-L$(CURIDR)/g2_perl/.. -lg2")
	$(MAKE) -C ./g2_perl

	touch build-stamp

clean:
	dh_testdir
	dh_testroot
	rm -f build-stamp 

	# clean up after the build process.
	[ ! -f Makefile ] || $(MAKE) RVERSION=$(rversion) MVERSION=$(major) clean

	if [ -f Makefile.bak ] ;      then mv Makefile.bak Makefile ; fi
	if [ -f configure.dh-orig ] ; then mv configure.dh-orig configure ; fi
	dh_autotools-dev_restoreconfig
	dh_clean
	QUILT_PATCHES=debian/patches quilt pop -a -R || test $$? = 2
	rm -f ltmain.sh
	rm -rf .pc


install: build
	dh_testdir
	dh_testroot
	dh_prep
	dh_installdirs

	# install the package into debian/tmp
	$(MAKE) RVERSION=$(rversion) MVERSION=$(major) install prefix=$(CURDIR)/debian/libg2-dev
	$(MAKE) -C ./g2_perl install DESTDIR=$(CURDIR)/debian/libg2$(major)-perl

	mkdir -p debian/tmp/usr/lib

	mv debian/libg2-dev/usr/lib/libg2.so.$(rversion) debian/tmp/usr/lib/libg2.so.$(rversion)
	mv debian/libg2-dev/usr/lib/libg2.so.$(major) debian/tmp/usr/lib/libg2.so.$(major)
	ln -s libg2.so.$(rversion) debian/tmp/usr/lib/libg2.so


# Build architecture-independent files here.
binary-indep: build install
# We have nothing to do by default.

# Build architecture-dependent files here.
binary-arch: build install
	dh_testdir
	dh_testroot
	
	# build libg2${major} package by moving files from tmp
	dh_movefiles -plibg2$(major) \
	usr/lib/libg2.so.$(major)         \
	usr/lib/libg2.so.$(rversion)
	
	dh_movefiles -plibg2-dev \
	usr/lib/libg2.so
	
	install -m 755 -d debian/libg2$(major)-perl/usr/share/perl5/
	
	mv debian/libg2$(major)-perl/usr/lib/perl5/*.pm debian/libg2$(major)-perl/usr/share/perl5/

	chrpath --delete $(CURDIR)/debian/libg20-perl/usr/lib/perl5/auto/G2/G2.so	

	dh_installchangelogs CHANGES
	dh_installdocs
	dh_installexamples
	dh_link
	dh_strip
	dh_compress
	dh_fixperms
	dh_perl
	dh_makeshlibs
	dh_installdeb
	dh_shlibdeps
	dh_gencontrol
	dh_md5sums
	dh_builddeb

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