#!/usr/bin/make -f

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

LC_ALL:=C
export LC_ALL

shellescape='$(subst ','\'',$(1))'
shellexport=$(1)=$(call shellescape,${$(1)})

include /usr/share/dpkg/architecture.mk
include /usr/share/dpkg/buildtools.mk

OUR_CPPFLAGS:=
OUR_CFLAGS:=
OUR_LDFLAGS:=

ifneq (,$(filter debug,${DEB_BUILD_OPTIONS}))
OUR_CFLAGS+=	-Og -g3
endif

OUR_CFLAGS+=	-Wall -Wformat
OUR_CPPFLAGS+=	-D_GNU_SOURCE
OUR_CPPFLAGS+=	-DUSE_LIBBSD
OUR_CFLAGS+=	-fno-strict-aliasing
# addresses part of #698908
OUR_CFLAGS+=	-fwrapv
# for now. uses are mostly checked.
OUR_CFLAGS+=	-Wno-unused-result

dpkgbuildflagsmkescape=$(subst \,\\\,$(1))
export DEB_BUILD_MAINT_OPTIONS:=hardening=+all optimize=-lto
export DEB_CPPFLAGS_MAINT_APPEND:=$(call dpkgbuildflagsmkescape,${OUR_CPPFLAGS})
export DEB_CFLAGS_MAINT_APPEND:=$(call dpkgbuildflagsmkescape,${OUR_CFLAGS})
export DEB_LDFLAGS_MAINT_APPEND:=$(call dpkgbuildflagsmkescape,${OUR_LDFLAGS})
include /usr/share/dpkg/buildflags.mk

%:
	dh $@ -Snone

LIBS+=			-lbsd

CONFIGURE_ENV:=		$(foreach i,CC CPPFLAGS CFLAGS LDFLAGS LIBS,$(call shellexport,$i))
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 \
			--enable-config-override=no \
			--without-krb4 \
			--with-gssapi \
			--with-external-zlib \
			--with-rsh=/usr/bin/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
# ‘u’ is default in Debian and gives warnings (upstream has ‘cru’)
MAKE_ARGS+=		ARFLAGS=rc

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

execute_before_dh_auto_clean:
	dh_testdir
	dh_autoreconf_clean
	-rm -rf ${CLEANFILES}

override_dh_auto_configure:
	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

override_dh_auto_build:
	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

override_dh_auto_test:
ifeq (,$(filter nocheck,$(DEB_BUILD_OPTIONS)))
	# run the testsuite after build
	# Depends on procps and, if running locally (not in a buildd chroot),
	# ssh + rsync (logging in to localhost), for testing remote/proxy op.
	# Drop DISABLE_ANY_RSH=1 below to re-enable these.
	# warning: this takes a *lot* of time!
	# idea: run this under Valgrind to take even more time ;)
	set +e; \
	cd debian/builddir && \
	    env DISABLE_ANY_RSH=1 ${MAKE} ${MAKE_ARGS} check; \
	rv=$$?; \
	echo; \
	test $$rv = 0 || for f in lib/getdate.log \
	    src/check.plog~ src/check.plog src/check.log; do \
		echo; \
		if test -e "$$f"; then \
			echo === "$$f" ===; \
			echo; \
			cat "$$f"; \
		else \
			echo ::: "$$f" not found :::; \
		fi; \
		echo; \
	done; \
	echo === CVS testsuite finished with errorlevel $$rv; \
	exit $$rv
endif

override_dh_auto_install:
	-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
ifneq (,$(filter nodoc,$(DEB_BUILD_OPTIONS)))
	# the nodoc profile will cause lintian warnings as it installs the doc-base files
endif

override_dh_installchangelogs:
	dh_installchangelogs debian/stagedir/clogs/ChangeLog

execute_after_dh_installdocs:
	mv debian/cvs/usr/share/cvs/contrib/intro.doc \
	    debian/cvs/usr/share/doc/cvs/intro.txt

override_dh_compress:
	dh_compress -X.pdf

execute_before_dh_fixperms:
	cd debian/cvs/usr/share/cvs/contrib && chmod +x descend.sh rcs2sccs.sh

override_dh_builddeb:
	dh_builddeb -- -Zgzip -z9