#!/bin/sh

exec 3>&2 >./:all.log 2>&1

ln_or_cp () {
	ln -f "$@" || cp -f "$@"
}

STAGE= narch= arch= master= jobs= rpm=t final= clean_stage=
G=/pub/software/scm/git
THIS=$(git describe HEAD)

while case "$1" in -*) ;; *) break ;; esac
do
	case "$1" in
	--master) master=t ;;
	--slave) master=f ;;
	-j*) jobs="$1" ;;
	--dist-only) rpm=f ;;
	--stage=?*) STAGE=${1#--stage=} ;;
	--clean-stage) clean_stage=t ;;
	--final) final=t ;;
	--pub=?*) G=${1#--pub=} ;;
	*) echo >&3 "Eh? $1"; exit 1 ;;
	esac
	shift
done

while test -n "$STAGE" && test "$STAGE" != "${STAGE%/}"
do
	STAGE="${STAGE%/}"
done

if test -n "$clean_stage" && test -d "$STAGE/$G"
then
	echo -n "Remove $STAGE/$G [y/N]? "
	read yesno
	case "$yesno" in
	[yY])
		rm -fr "$STAGE/$G" &&
		mkdir -p "$STAGE/$G" || exit ;;
	*)
		echo "Not removing, then"
		exit 0 ;;
	esac
fi

if test -z "$master"
then
	case "$(hostname)" in
	hera.kernel.org) master=t ;;
	*) master=f ;;
	esac
fi

if test t = "$master"
then
	narch='x86_64 i386 i686'
	if test -z "$final"
	then
		case "$STAGE" in
		?*)	final=f ;;
		'')	final=t ;;
		esac
	fi
else
	if test t != "$rpm"
	then
		echo >&3 "'--dist-only' only makes sense on the master machine"
		exit 1
	fi
	if test t = "$final"
	then
		echo >&3 "'--final' only makes sense on the master machine"
		exit 1
	fi
fi

eval $(rpm --showrc | sed -ne '
	s/^-14: dist[ 	]*\./dist=/p
	s/^-11= _target_cpu[ 	]*/arch=/p
') && test -n "$dist" && test -n "$arch" || exit 1

d='
MAN_BASE_URL="http://www.kernel.org/pub/software/scm/git/docs/"
ASCIIDOC_NO_ROFF=YesPlease
ASCIIDOC8=YesPlease
BLK_SHA1=YesPlease
GNU_ROFF=YesPlease
'

rm -f version
echo "* Building $THIS"

make $jobs git &&
V=`./git --version | sed -e 's/git version //'` || exit

make $jobs dist || exit

if test t = "$rpm"
then
	NEEDS_CRYPTO_WITH_SSL=YesPlease make $jobs $d rpm || exit
fi

if test t != "$master"
then
	(
		cd "$HOME/rpms/" &&
		tar cf "TARPIT/$V.$arch.$dist.tar" \
			RPMS/$arch/*-$V-*.$dist.$arch.rpm &&
		ls -ld $HOME/rpms/TARPIT/$V.$arch.$dist.tar
	) || exit
	make clean
	echo >&2 "Done -- move RPMS to the master machine."
	echo >&2 "scp $HOME/rpms/TARPIT/$V.$arch.$dist.tar master.kernel.org:rpms/TARPIT"
	echo >&2 "sha1sum -c <<\EOF"
	(cd $HOME/rpms && sha1sum TARPIT/$V.$arch.$dist.tar) >&2
	echo >&2 "EOF"
	exit
fi

make $jobs $d dist-doc || exit

mkdir -p "$STAGE$G" &&
ln_or_cp git-$V.tar.gz "$STAGE$G/." &&
ln_or_cp git-htmldocs-$V.tar.gz git-manpages-$V.tar.gz "$STAGE$G/." &&
mkdir -p "$STAGE$G/docs/v$V" &&
tar Cxf "$STAGE$G/docs/v$V" "$STAGE$G/git-htmldocs-$V.tar.gz" || exit

case "$V" in
*.rc[0-9]* | *-rc[0-9]*)
	mkdir -p "$STAGE$G/testing" || exit
	for a in $narch
	do
		for rr in $HOME/rpms/RPMS/$a/*-$V-*.$a.rpm
		do
			test -f "$rr" || continue
			ln_or_cp "$rr" "$STAGE$G/testing/." || exit
		done
	done
	ln_or_cp $HOME/rpms/SRPMS/git-$V-*.src.rpm "$STAGE$G/testing/." || exit
	;;
*)
	mkdir -p "$STAGE$G/RPMS/$arch" "$STAGE$G/RPMS/SRPMS" || exit
	for a in $narch
	do
		mkdir -p "$STAGE$G/RPMS/$a" || exit
		for rr in $HOME/rpms/RPMS/$a/*-$V-*.$a.rpm
		do
			test -f "$rr" || continue
			ln_or_cp "$rr" "$STAGE$G/RPMS/$a/." || exit
		done
	done
	ln_or_cp $HOME/rpms/SRPMS/git-$V-*.src.rpm "$STAGE$G/RPMS/SRPMS/." || exit
esac

make clean

if test t = "$final"
then
	if test -n "$STAGE"
	then
		(
			cd "$STAGE$G" &&
			find . ! -type d -print0 | cpio -0plumda "$G" ||
			find . ! -type d -print0 | cpio -0pumda "$G"
		)
	fi || exit
	if test -f /usr/local/bin/yummy
	then
		for a in $narch
		do
			/usr/local/bin/yummy "$G/RPMS/$a"
		done
		/usr/local/bin/yummy "$G/RPMS/SRPMS"
	fi
fi