# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

EAPI=5
inherit linux-mod toolchain-funcs

DESCRIPTION="filesystem with good performance"
HOMEPAGE="http://artax.karlin.mff.cuni.cz/~mikulas/vyplody/spadfs/"
SRC_URI="http://artax.karlin.mff.cuni.cz/~mikulas/${PN}/download/${P}.tar.gz"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="amd64 x86"
IUSE="aio"

DEPEND="aio? ( dev-libs/libaio )"
RDEPEND="${DEPEND}"

MODULE_NAMES="${PN}(extra/fs:${S}/)"
BUILD_TARGETS="spadfs.module"
BUILD_PARAMS="V=1 M=${S}/ KERNELDIR=${KERNEL_DIR}"

src_prepare()	{
	sed -i 's/\( -O2\| -fomit-frame-pointer\| -g\)//g' Makefile || die "sed failed"
	sed -i 's/$(CFLAGS)/$(CFLAGS) $(LDFLAGS)/' Makefile || die "sed failed"
}

src_compile()	{
	linux-mod_src_compile
	CFLAGS+=$(usex aio " -DLINUX_AIO -laio" " -DPOSIX_AIO -lrt")
	emake mkspadfs spadfsck CC=$(tc-getCC)
}
src_install()	{
	linux-mod_src_install
	dodoc README ChangeLog INTERNALS
	into	/
	dosbin	mkspadfs spadfsck
	dosym	mkspadfs /sbin/mkfs.spadfs
	dosym	spadfsck /sbin/fsck.spadfs
}