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R-packages.eclass: add documentation comments
Signed-off-by: Alessandro Barbieri <lssndrbarbieri@gmail.com>
This commit is contained in:
Alessandro Barbieri
@@ -1,9 +1,25 @@
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# Copyright 1999-2021 Gentoo Authors
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# Copyright 1999-2022 Gentoo Authors
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# Distributed under the terms of the GNU General Public License v2
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# @ECLASS: R-packages.eclass
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# @AUTHOR:
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# André Erdmann <dywi@mailerd.de>
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# Denis Dupeyron <calchan@gentoo.org>
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# Benda Xu <heroxbd@gentoo.org>
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# Alessandro Barbieri <lssndrbarbieri@gmail.com>
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# @BLURB: eclass to build R packages
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# @MAINTAINER:
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# Alessandro Barbieri <lssndrbarbieri@gmail.com>
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# @SUPPORTED_EAPIS: 7
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inherit eutils optfeature toolchain-funcs
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EXPORT_FUNCTIONS src_unpack src_prepare src_compile src_install pkg_postinst
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case ${EAPI} in
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7) ;;
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*) die "${ECLASS}: EAPI ${EAPI} unsupported."
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esac
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EXPORT_FUNCTIONS src_unpack src_prepare src_configure src_compile src_install pkg_postinst
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SRC_URI="mirror://cran/src/contrib/${PN}_${PV}.tar.gz"
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HOMEPAGE="https://cran.r-project.org/package=${PN}"
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@@ -12,14 +28,24 @@ SLOT="0"
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DEPEND="dev-lang/R"
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RDEPEND="${DEPEND}"
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BDEPEND="sys-apps/pkgcore"
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dodocrm() {
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# @FUNCTION: _movelink
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# @INTERNAL
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# @USAGE: [<source> <dest>]
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# @DESCRIPTION:
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# <dest> will contain symlinks to everything in <source>
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_movelink() {
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if [ -e "${1}" ]; then
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dodoc -r "${1}"
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rm -rf "${1}" || die
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local rp1="$(realpath ${1})" || die
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mv "${rp1}" "${2}" || die
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cp -rsf "${2}" "${rp1}" || die
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fi
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}
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# @FUNCTION: R-packages_src_unpack
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# @DESCRIPTION:
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# function to unpack R packages into the right folder
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R-packages_src_unpack() {
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unpack ${A}
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if [[ -d "${PN//_/.}" ]] && [[ ! -d "${P}" ]]; then
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@@ -27,43 +53,91 @@ R-packages_src_unpack() {
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fi
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}
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# @FUNCTION: R-packages_src_prepare
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# @DESCRIPTION:
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# function to remove unwanted files from the sources
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R-packages_src_prepare() {
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rm -f LICENSE || die
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default
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}
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# @FUNCTION: R-packages_src_configure
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# @DESCRIPTION:
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# dummy function to disable configure
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R-packages_src_configure() { :; }
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# @FUNCTION: R-packages_src_compile
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# @DESCRIPTION:
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# function that will pass some environment variables to R and then build/install the package
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R-packages_src_compile() {
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MAKEFLAGS="AR=$(tc-getAR) CFLAGS=${CFLAGS// /\\ } CXXFLAGS=${CXXFLAGS// /\\ } FFLAGS=${FFLAGS// /\\ } FCFLAGS=${FCFLAGS// /\\ } LDFLAGS=${LDFLAGS// /\\ }" R CMD INSTALL . -l "${WORKDIR}" "--byte-compile" || die
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MAKEFLAGS=" \
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${MAKEFLAGS// /\\ } \
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AR=$(tc-getAR) \
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CC=$(tc-getCC) \
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CPP=$(tc-getCPP) \
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CXX=$(tc-getCXX) \
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FC=$(tc-getFC) \
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LD=$(tc-getLD) \
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NM=$(tc-getNM) \
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RANLIB=$(tc-getRANLIB) \
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CFLAGS=${CFLAGS// /\\ } \
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CPPFLAGS=${CPPFLAGS// /\\ } \
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CXXFLAGS=${CXXFLAGS// /\\ } \
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FFLAGS=${FFLAGS// /\\ } \
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FCFLAGS=${FCFLAGS// /\\ } \
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LDFLAGS=${LDFLAGS// /\\ } \
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MAKEOPTS=${MAKEOPTS// /\\ } \
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" \
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R CMD INSTALL . -l "${WORKDIR}" "--byte-compile" || die
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}
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# @FUNCTION: R-packages_src_install
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# @DESCRIPTION:
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# function to move the files in the right folders
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# documentation and examples to docsdir, symlinked back to R site-library (to allow access from within R)
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# everything else to R site-library
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R-packages_src_install() {
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cd "${WORKDIR}/${PN//_/.}" || die
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pushd "${WORKDIR}/${PN//_/.}" || die
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dodocrm examples || die
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#dodocrm DESCRIPTION || die #keep this
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dodocrm NEWS.md || die
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dodocrm README.md || die
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dodocrm html || die
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local DOCS_DIR="${ED}/usr/share/doc/${PF}"
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if [ -e doc ]; then
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if [ -e doc/html ]; then
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docinto "${DOCSDIR}/html"
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dodoc -r doc/*.html
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rm -r doc/*.html || die
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docompress -x "${DOCSDIR}/html"
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fi
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mkdir -p "${DOCS_DIR}" || die
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docinto "${DOCSDIR}"
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dodoc -r doc/.
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rm -r doc || die
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for i in NEWS.md README.md DESCRIPTION examples ; do
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_movelink "${i}" "${DOCS_DIR}/${i}" || die
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done
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if [ -e html ]; then
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_movelink html "${DOCS_DIR}/html" || die
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docompress -x "${DOCS_DIR}/html"
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fi
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if [ -e doc ]; then
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pushd doc || die
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for i in * ; do
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_movelink "${i}" "${DOCS_DIR}/${i}" || die
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done
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popd || die
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fi
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if [ -e doc/html ]; then
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docompress -x "${DOCS_DIR}/html"
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fi
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docompress -x "${DOCS_DIR}"
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insinto "/usr/$(get_libdir)/R/site-library"
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doins -r "${WORKDIR}/${PN//_/.}"
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}
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# @FUNCTION: R-packages_pkg_postinst
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# @DESCRIPTION:
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# function that will prompt to install the suggested packages if they exist
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R-packages_pkg_postinst() {
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if [ -v SUGGESTED_PACKAGES ]; then
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optfeature "having the upstream suggested packages" "${SUGGESTED_PACKAGES}"
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for p in ${SUGGESTED_PACKAGES} ; do
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pexist=$(pquery -n1 "${p}" 2>/dev/null) || die
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if [ -n "${pexist}" ]; then
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optfeature "having the upstream suggested package" "${p}"
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fi
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done
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fi
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}
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