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# Copyright 1999-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header $
EAPI="4"
inherit eutils toolchain-funcs
MY_PV=${PV}
DESCRIPTION="Tool for creating compressed filesystem type squashfs"
HOMEPAGE="http://squashfs.sourceforge.net"
SRC_URI="mirror://sourceforge/squashfs/squashfs${MY_PV}.tar.gz"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~alpha amd64 ~arm ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc x86 ~x86-linux"
IUSE="+gzip +lzma lzo +progress-redirect xattr"
RDEPEND="
gzip? ( sys-libs/zlib )
lzma? ( app-arch/xz-utils )
lzo? ( dev-libs/lzo )
!lzma? ( !lzo? ( sys-libs/zlib ) )
xattr? ( sys-apps/attr )"
DEPEND="${RDEPEND}"
S=${WORKDIR}/squashfs${MY_PV}/squashfs-tools
src_prepare() {
use progress-redirect && \
epatch "${FILESDIR}/${PN}-4.0-progress-stderr.patch"
}
use_sed() {
local u=$1 s="${2:-`echo $1 | tr '[:lower:]' '[:upper:]'`}_SUPPORT"
printf '/^#?%s =/%s\n' "${s}" \
"$( use $u && echo s:.*:${s} = 1: || echo d )"
}
src_configure() {
tc-export CC
local def
if [[ -n ${SQUASH_FS_DEFAULT_COMP} ]]; then
def=${SQUASH_FS_DEFAULT_COMP}
else
einfo "You can set the default compression (gzip, xz or lzo) by exporting SQUASH_FS_DEFAULT_COMP"
if use gzip; then
def="gzip"
elif use lzma; then
def="xz"
elif use lzo; then
def="lzo"
else
die "Please set at least one of the gzip, lzma and lzo USE flags as compression algorithm."
fi
fi
einfo "Using ${def} as compression algorithm."
sed -i -r \
-e "/^COMP_DEFAULT =/s:=.*:= ${def}:" \
-e "$(use_sed gzip)" \
-e "$(use_sed lzma XZ)" \
-e "$(use_sed lzo)" \
-e "$(use_sed xattr)" \
Makefile || die
}
src_install() {
dobin mksquashfs unsquashfs || die
cd ..
dodoc README ACKNOWLEDGEMENTS CHANGES PERFORMANCE.README || die
}
pkg_postinst() {
ewarn "This version of mksquashfs requires a 2.6.29 kernel or better"
use lzma &&
ewarn "XZ support requires a 2.6.38 kernel or better"
}
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