# Copyright 2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

DESCRIPTION="SecureCopy"
HOMEPAGE="https://github.com/hansij66/securecopy"

LICENSE="GPL-2+"
SLOT="0"
KEYWORDS="~amd64 ~x86"

DEPEND=">=sys-apps/coreutils-8.32"
RDEPEND="${DEPEND} net-misc/wget"
BDEPEND=""

inherit git-r3
EGIT_REPO_URI="https://github.com/hansij66/${PN}.git"
EGIT_COMMIT="458ec5d482db4ba877dc9af90d9ec152c7c6e0ee"
CORE_V="8.32"
CORE_ARCH="coreutils-${CORE_V}.tar.xz"
CORE="${WORKDIR}/coreutils-${CORE_V}"
CRC="${WORKDIR}/securecopy-${PV}"

function src_unpack() {
  git-r3_src_unpack
  wget "https://ftp.gnu.org/gnu/coreutils/${CORE_ARCH}" || die

  cd "$WORKDIR"
  tar -xaf "$CORE_ARCH" || die

  cp ${CRC}/src/{crc64.*,crcsum.*,crcsum_cli.c} "${CORE}/src/" || die
  cp ${CRC}/src/*.x "${CORE}/man/" || die

  cd "${CORE}/src/"
  patch copy.c ${CRC}/src/copy.c.patch || die
  patch copy.h ${CRC}/src/copy.h.patch || die
  patch -o crccp.c cp.c ${CRC}/src/crccp.patch || die
  patch -o crcmv.c mv.c ${CRC}/src/crcmv.patch || die
  patch cu-progs.mk ${CRC}/src/cu-progs.mk.patch || die
  patch local.mk ${CRC}/src/local.mk.patch || die

  cd "${CORE}/m4"
  patch cu-progs.m4 ${CRC}/src/cu-progs.m4.patch || die

  # Combine version number from coreutils and securecopy
  version_crc=$( cat ${CRC}/.version )
  version_gnu=$( cat ${CORE}/.version )
  version="[${version_gnu}-${version_crc}]"
  einfo "Combined version number: ${version}"
  echo "${version_gnu}-${version_crc}" > "${CORE}/.version"
  sed -i "s/m4_esyscmd(\[build-aux\/git-version-gen .tarball-version\])/${version}/g" "${CORE}/configure.ac"
}

function src_compile() {
  cd "$CORE"
  export FORCE_UNSAFE_CONFIGURE=1
  ./configure || die
  make || die
}

function src_install() {
  dobin ${CORE}/src/{crccp,crcmv,crcsum}
}