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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
inherit flx-tools
DESCRIPTION="build initramfs"
LICENSE="public-domain"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="bzip2 gzip lzma lzo"
BDEPEND="app-arch/cpio
bzip2? ( app-arch/bzip2 )
gzip? ( app-arch/gzip )
lzma? ( app-arch/xz-utils )
lzo? ( app-arch/lzop )"
DEF_CPIO_FLAGS="--quiet"
DEF_BZIP2_FLAGS="--best"
DEF_GZIP_FLAGS="--best"
DEF_LZMA_FLAGS="--best"
DEF_LZO_FLAGS="--best"
DEF_XZ_FLAGS="--best"
src_unpack () {
mkdir "${S}"
unpack_plist initramfs "${S}/fs"
}
src_compile () {
check_symbol "${S}/fs"
big_compress "${S}/fs"
einfo "Building initramfs.cpio"
(
cd fs
find . -print | \
cpio ${CPIO_FLAGS:-$DEF_CPIO_FLAGS} -o -H newc \
) > initramfs.cpio
if use bzip2 ; then
einfo "Building initramfs.cpio.bz2"
bzip2 -c ${BZIP2_FLAGS:-$DEF_BZIP2_FLAGS} \
< initramfs.cpio \
> initramfs.cpio.bz2 \
|| die "Failed to create initramfs.cpio.bz2"
fi
if use gzip ; then
einfo "Building initramfs.cpio.gzip"
gzip -c ${GZIP_FLAGS:-$DEF_GZIP_FLAGS} \
< initramfs.cpio \
> initramfs.cpio.gz \
|| die "Failed to create initramfs.cpio.gz"
fi
if use lzma ; then
einfo "Building initramfs.cpio.xz"
xz -c ${XZ_FLAGS:-$DEF_XZ_FLAGS} \
< initramfs.cpio \
> initramfs.cpio.xz \
|| die "Failed to create initramfs.cpio.xz"
fi
if use lzo ; then
einfo "Building initramfs.cpio.lzo"
lzop -c ${LZO_FLAGS:-$DEF_LZO_FLAGS} \
< initramfs.cpio \
> initramfs.cpio.lzo \
|| die "Failed to create initramfs.cpio.lzo"
fi
}
src_install () {
insinto /fs
doins initramfs.cpio
use bzip2 && doins initramfs.cpio.bz2
use gzip && doins initramfs.cpio.gz
use lzma && doins initramfs.cpio.xz
use lzo && doins initramfs.cpio.lzo
}
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