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# Copyright 1999-2025 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
inherit autotools flag-o-matic toolchain-funcs
MY_PN="${PN/-/_}"
MY_P="${MY_PN}-${PV}"
DESCRIPTION="Similar to dd but can copy from source with errors"
HOMEPAGE="http://www.garloff.de/kurt/linux/ddrescue/"
SRC_URI="http://www.garloff.de/kurt/linux/ddrescue/${MY_P}.tar.bz2"
S="${WORKDIR}/${MY_P}"
LICENSE="|| ( GPL-2 GPL-3 )"
SLOT="0"
KEYWORDS="~amd64 ~arm ~arm64 ~mips ~ppc ~ppc64 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos"
IUSE="cpu_flags_x86_avx2 lzo lzma cpu_flags_x86_sse4_2 static test xattr"
RESTRICT="!test? ( test )"
RDEPEND="
lzo? ( dev-libs/lzo )
xattr? ( sys-apps/attr )
"
DEPEND="${RDEPEND}"
BDEPEND="
test? (
lzo? (
app-arch/lzop
)
)
"
src_prepare() {
default
if ! use cpu_flags_x86_sse4_2; then
sed -i \
-e 's:^CC_FLAGS_CHECK(-msse4.2,SSE42):#&:' \
configure.ac || die
fi
if ! use cpu_flags_x86_avx2; then
sed -i \
-e 's:^CC_FLAGS_CHECK(-mavx2,AVX2):#&:' \
configure.ac || die
fi
eautoreconf
sed -i \
-e 's:\(-ldl\):$(LDFLAGS) \1:' \
-e 's:\(-shared\):$(CFLAGS) $(LDFLAGS) \1:' \
Makefile || die
}
src_configure() {
use static && append-ldflags -static
# OpenSSL is only used by a random helper tool we don't install.
export ac_cv_header_attr_xattr_h=$(usex xattr)
export ac_cv_header_openssl_evp_h=no
export ac_cv_lib_crypto_EVP_aes_192_ctr=no
export ac_cv_lib_lzo2_lzo1x_1_compress=$(usex lzo)
export ac_cv_header_lzo_lzo1x_h=$(usex lzo)
export ac_cv_header_lzma_h=$(usex lzma)
export ac_cv_lib_lzma_lzma_easy_encoder=$(usex lzma)
econf
}
_emake() {
local arch
case ${ARCH} in
x86) arch=i386;;
amd64) arch=x86_64;;
arm) arch=arm;;
arm64) arch=aarch64;;
esac
local os=$(usex kernel_linux Linux IDK)
# HAVE_LZO is special as it's checked for emptiness in test_crypt.sh.
# We could try make RDRND and friends controlled via USE but it's too brittle,
# see bug #947105.
emake \
MACH="${arch}" \
OS="${os}" \
HAVE_SSE42=$(usex cpu_flags_x86_sse4_2 1 0) \
HAVE_AVX2=$(usex cpu_flags_x86_avx2 1 0) \
HAVE_LZMA=$(usex lzma 1 0) \
HAVE_LZO=$(usev lzo 1) \
HAVE_OPENSSL=0 \
RPM_OPT_FLAGS="${CFLAGS} ${CPPFLAGS}" \
CFLAGS_OPT='$(CFLAGS)' \
LDFLAGS="${LDFLAGS} -Wl,-rpath,${EPREFIX}/usr/$(get_libdir)/${PN}" \
CC="$(tc-getCC)" \
"$@"
}
src_compile() {
_emake
}
src_test() {
if ! use lzo ; then
sed -i \
-e '/^LZOP=/s:LZOP=.*:LZOP=:' \
-e '/^LZOP=/a exit 0' \
test_lzo.sh || die
fi
_emake check
}
src_install() {
# easier to install by hand than trying to make sense of the Makefile.
dobin dd_rescue
dodir /usr/$(get_libdir)/${PN}
cp -pPR libddr_*.so "${ED}"/usr/$(get_libdir)/${PN}/ || die
dodoc README.dd_rescue
doman dd_rescue.1
use lzo && doman ddr_lzo.1
}
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