#!/usr/bin/make -f

ifeq (,$(findstring terse,${DEB_BUILD_OPTIONS}))
export DH_VERBOSE=1
export V=1
export VERBOSE=1
endif

LC_ALL:=C
export LC_ALL

DEB_BUILD_ARCH?=$(shell dpkg-architecture -qDEB_BUILD_ARCH)
DEB_HOST_ARCH?=$(shell dpkg-architecture -qDEB_HOST_ARCH)
DEB_BUILD_GNU_TYPE?=$(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
DEB_HOST_GNU_TYPE?=$(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)

# is ${CC} defined anywhere (other than implicit rules?)
ifneq (,$(findstring $(origin CC),default undefined))
# no - then default to gcc (or cross-gcc)
ifneq (${DEB_BUILD_ARCH},${DEB_HOST_ARCH})
CC=			${DEB_HOST_GNU_TYPE}-gcc
else
CC=			gcc
endif
endif

CONFIGURE_ENV:=		CC='${CC}'
EXTRA_CFLAGS=		-Wall -fno-strict-aliasing -Wformat
# addresses part of #698908
EXTRA_CFLAGS+=		-fwrapv
# for now. uses are mostly checked.
EXTRA_CFLAGS+=		-Wno-unused-result
EXTRA_CPPFLAGS=		-D_GNU_SOURCE -DUSE_LIBBSD

ifneq (,$(wildcard /usr/share/dpkg/buildflags.mk))
# dpkg-dev (>= 1.16.1~)
DEB_CFLAGS_MAINT_APPEND=${EXTRA_CFLAGS}
DEB_CPPFLAGS_MAINT_APPEND=${EXTRA_CPPFLAGS}
DEB_BUILD_MAINT_OPTIONS=hardening=+all
DPKG_EXPORT_BUILDFLAGS=	Yes
include /usr/share/dpkg/buildflags.mk
else
# old-fashioned way to determine build flags
CFLAGS=			-O$(if $(findstring noopt,${DEB_BUILD_OPTIONS}),0,2) -g
CFLAGS+=		${EXTRA_CFLAGS}
CPPFLAGS+=		${EXTRA_CPPFLAGS}
CONFIGURE_ENV+=		CFLAGS='${CFLAGS}'
CONFIGURE_ENV+=		CPPFLAGS='${CPPFLAGS}'
CONFIGURE_ENV+=		LDFLAGS='${LDFLAGS}'
endif

LIBS+=			-lbsd

CONFIGURE_ENV+=		LIBS='${LIBS}'
CONFIGURE_ENV+=		CSH=/bin/csh
CONFIGURE_ENV+=		ac_cv_path_MKTEMP=/bin/mktemp

CONFIGURE_ARGS:=	--build=${DEB_BUILD_GNU_TYPE} \
			--host=${DEB_HOST_GNU_TYPE} \
			--prefix=/usr \
			--infodir=/usr/share/info \
			--mandir=/usr/share/man \
			--sysconfdir=/etc \
			--disable-dependency-tracking \
			--disable-maintainer-mode \
			--disable-pam \
			--disable-nls \
			--enable-client \
			--enable-password-authenticated-client \
			--enable-server \
			--enable-proxy \
			--enable-case-sensitivity \
			--enable-encryption \
			--disable-lock-compatibility \
			--enable-rootcommit \
			--disable-old-info-format-support \
			--enable-config-override=no \
			--without-krb4 \
			--with-gssapi \
			--with-external-zlib \
			--with-rsh=ssh \
			--with-editor=/usr/bin/editor \
			--with-tmpdir=/var/tmp \
			--with-umask=002 \
			--with-cvs-admin-group=_cvsadmin

MAKE_ARGS:=		MAKEINFO=makeinfo
MAKE_ARGS+=		MAKEINFOFLAGS=--no-split

CLEANFILES:=		autom4te.cache build-aux/config.guess \
			build-aux/config.sub cvs.spec debian/.*_stamp \
			debian/CVSTEMP debian/builddir debian/stagedir \
			doc/cvs-paper.pdf doc/cvs.1 doc/cvs.info* \
			doc/cvs.pdf doc/cvsclient.info* doc/cvsclient.pdf \
			doc/getdate-cvs.texi emx/Makefile os2/Makefile \
			vms/config.h windows-NT/config.h

debian/.configure_stamp:
	dh_testdir
	-rm -rf ${CLEANFILES}
	cp /usr/share/misc/config.guess /usr/share/misc/config.sub build-aux/
	dh_autoreconf
	mkdir debian/builddir debian/stagedir
	cd debian/builddir && \
	    env ${CONFIGURE_ENV} sh ../../configure ${CONFIGURE_ARGS}
	# generate PDF 1.4 by default
	ln -s ../../../build-aux/texinfo.tex debian/builddir/doc/texinfo-r.tex
	printf '%s\n' \
	    '\pdfminorversion4\relax\pdfobjcompresslevel0\relax%' \
	    '\input texinfo-r.tex' \
	    >debian/builddir/doc/texinfo.tex
	@:>$@

build-indep:
build build-arch: debian/.build_stamp

debian/.build_stamp: debian/.configure_stamp
	dh_testdir
	cd debian/builddir && ${MAKE} ${MAKE_ARGS}
ifeq (,$(filter nodoc,$(DEB_BUILD_OPTIONS)))
	cd debian/builddir && ${MAKE} -C doc ${MAKE_ARGS} doc html info pdf txt
endif
ifneq (,$(filter sanity,$(DEB_BUILD_OPTIONS)))
	# run the testsuite after build (DEB_BUILD_OPTIONS=sanity)
	# warning: this takes a *lot* of time!
	# idea: run this under Valgrind to take even more time ;)
	cd debian/builddir && ${MAKE} ${MAKE_ARGS} check
endif
	@:>$@

clean:
	dh_testdir
	dh_autoreconf_clean
	-rm -rf ${CLEANFILES}
	dh_clean

binary-indep:

binary-arch: debian/.build_stamp
	dh_testdir
	dh_testroot
	if test -x "$$(which dh_prep)"; then dh_prep; else dh_clean -k; fi
	-rm -rf debian/stagedir
	mkdir -p debian/stagedir/clogs
	cd debian/builddir && \
	    ${MAKE} ${MAKE_ARGS} DESTDIR=${CURDIR}/debian/stagedir install
	cat ChangeLog ChangeLog.zoo >debian/stagedir/clogs/ChangeLog
	cat doc/ChangeLog doc/ChangeLog.fsf >debian/stagedir/clogs/ChangeLog.doc
	#cat lib/ChangeLog lib/ChangeLog.fsf >debian/stagedir/clogs/ChangeLog.lib
	#cat src/ChangeLog src/ChangeLog-97 src/ChangeLog-96 src/ChangeLog-9395 \
	#    src/ChangeLog-9194 >debian/stagedir/clogs/ChangeLog.src
	cp src/ChangeLog debian/stagedir/clogs/ChangeLog.src
	cp contrib/ChangeLog debian/stagedir/clogs/ChangeLog.contrib
	cp diff/ChangeLog debian/stagedir/clogs/ChangeLog.diff
	#cp m4/ChangeLog debian/stagedir/clogs/ChangeLog.m4
	#cp man/ChangeLog debian/stagedir/clogs/ChangeLog.man
	#cp tools/ChangeLog debian/stagedir/clogs/ChangeLog.tools
	# fat and nonsensical to ship this
	rm -f debian/stagedir/usr/share/cvs/contrib/rcs-5.7-commitid.patch
	# uses csh
	rm -f debian/stagedir/usr/share/cvs/contrib/sccs2rcs
	# unsafe
	rm -f debian/stagedir/usr/share/cvs/contrib/commit_prep
	rm -f debian/stagedir/usr/share/cvs/contrib/cvs_acls
	rm -f debian/stagedir/usr/share/cvs/contrib/log
	rm -f debian/stagedir/usr/share/cvs/contrib/log_accum
	rm -f debian/stagedir/usr/share/cvs/contrib/mfpipe
	rm -f debian/stagedir/usr/share/cvs/contrib/rcslock
	# we ship cvs-switchroot(1) instead
	rm -f debian/stagedir/usr/share/cvs/contrib/newcvsroot
	dh_installchangelogs debian/stagedir/clogs/ChangeLog
ifneq (,$(filter nodoc,$(DEB_BUILD_OPTIONS)))
	# this will cause lintian warnings as it installs the doc-base files
endif
	dh_installdocs
	dh_install
	dh_installinfo
	dh_installman
	dh_link
	dh_strip
	dh_compress -X.pdf
	cd debian/cvs/usr/share/cvs/contrib && chmod +x descend.sh rcs2sccs.sh
	dh_fixperms
	dh_installdeb
	dh_shlibdeps
	dh_gencontrol
	dh_md5sums
	dh_builddeb -- -Zgzip -z9

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