# SliTaz package receipt.

PACKAGE="linux64-aufs"
SOURCE="aufs"
VERSION="20200622"
CATEGORY="base-system"
SHORT_DESC="aufs3 kernel module"
MAINTAINER="godane@slitaz.org"
LICENSE="GPL2"
WEB_SITE="https://aufs.sf.net/"
TARBALL="$SOURCE-$VERSION.tar.bz2"
WGET_URL="git|https://github.com/sfjro/aufs4-standalone.git"
BRANCH="origin/${PACKAGE}4.19"
PROVIDE="aufs:linux64"

DEPENDS="linux64"
BUILD_DEPENDS="linux64-module-headers git xz"

# Use cross toolchain instead uclibc

current_version()
{
	wget -O - https://sourceforge.net/p/aufs/aufs4-standalone/ci/${BRANCH#*linux-}/tree/ 2> /dev/null | \
	sed '/History/!d;s|.*href="|https://sourceforge.net|;s|".*||' | xargs wget -O - 2> /dev/null | \
	sed '/markdown_content/!d;s|</p>||;s|.* ||;q'
}

# Rules to configure and make the package.
compile_rules()
{
	# Must match kernel version
	#[ -d fs ] && rm -rf *

	if [ ! -d fs ]; then
		kver=$(. $WOK/linux/receipt ; echo $VERSION)
		git checkout origin/aufs${kver%.*}
	fi

	sed -i \
		-e 's|CONFIG_AUFS_BRANCH_MAX_127 =.*|CONFIG_AUFS_BRANCH_MAX_127 =|' \
		-e 's|#CONFIG_AUFS_BRANCH_MAX_32767 =.*|CONFIG_AUFS_BRANCH_MAX_32767 = y|' \
		-e 's|CONFIG_AUFS_HNOTIFY =.*|CONFIG_AUFS_HNOTIFY = y|' \
		-e 's|CONFIG_AUFS_HFSNOTIFY =.*|CONFIG_AUFS_HFSNOTIFY = y|' \
		-e 's|CONFIG_AUFS_EXPORT =.*|CONFIG_AUFS_EXPORT = y|' \
		-e 's|CONFIG_AUFS_SHWH =.*|CONFIG_AUFS_SHWH = y|' \
		-e 's|CONFIG_AUFS_BDEV_LOOP =.*|CONFIG_AUFS_BDEV_LOOP = y|' \
		-e 's|CONFIG_AUFS_BR_RAMFS =.*|CONFIG_AUFS_BR_RAMFS = y|' \
		-e 's|CONFIG_AUFS_INO_T_64 =.*|CONFIG_AUFS_INO_T_64 = y|' \
		-e 's|CONFIG_AUFS_DEBUG =.*|CONFIG_AUFS_DEBUG =|' config.mk

	# The sed fixes are from gentoo portage build.
	sed -i "s:aufs.ko usr/include/uapi/linux/aufs_type.h:aufs.ko:g" Makefile
	sed -i "s:aufs.ko usr/include/linux/aufs_type.h:aufs.ko:g" Makefile
	sed -i "s:__user::g" include/uapi/linux/aufs_type.h
	
	sed -i 's/d_u.d_child/d_child/' fs/aufs/dcsub.c fs/aufs/hnotify.c
	sed -i 's/ d_alias/ d_u.d_alias/' fs/aufs/hnotify.c fs/aufs/export.c


	# Use cross toolchain x86_64                           
	export PATH=$PATH:/cross/x86_64/tools/bin

	make ARCH=x86_64 CROSS_COMPILE=x86_64-slitaz-linux- KDIR=/usr/src/linux
	xz -f fs/aufs/aufs.ko
}

# Rules to gen a SliTaz package suitable for Tazpkg.
genpkg_rules()
{
	EXTRAVERSION=_${kvers}
	mkdir -p $fs/lib/modules/${kvers}-slitaz64/kernel/fs/aufs \
		$install/usr/include/linux
	install -o root -m 0644 $src/fs/aufs/aufs.ko.xz \
		$fs/lib/modules/${kvers}-slitaz64/kernel/fs/aufs/aufs.ko.xz
	install -o root -m 0644 $src/include/uapi/linux/aufs_type.h \
		$install/usr/include/linux/aufs_type.h
}

# Post install/remove commands for Tazpkg.
post_install()
{
	chroot "$1/" depmod -a ${EXTRAVERSION#_}-slitaz64
}

post_remove()
{
	chroot "$1/" depmod -a ${EXTRAVERSION#_}-slitaz64
}