commit: 708b16c5bb904fd2f07a47982c9632c767580fb0 Author: Anna (cybertailor) Vyalkova <cyber+gentoo <AT> sysrq <DOT> in> AuthorDate: Thu Jul 22 08:10:46 2021 +0000 Commit: Anna Vyalkova <cyber+gentoo <AT> sysrq <DOT> in> CommitDate: Thu Jul 22 08:27:39 2021 +0000 URL: https://gitweb.gentoo.org/repo/proj/guru.git/commit/?id=708b16c5
boinc.eclass: new eclass Signed-off-by: Anna (cybertailor) Vyalkova <cyber+gentoo <AT> sysrq.in> eclass/boinc.eclass | 200 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 200 insertions(+) diff --git a/eclass/boinc.eclass b/eclass/boinc.eclass new file mode 100644 index 000000000..d16d6e250 --- /dev/null +++ b/eclass/boinc.eclass @@ -0,0 +1,200 @@ +# Copyright 2021 Gentoo Authors +# Distributed under the terms of the GNU General Public License v2 + +# @ECLASS: boinc.eclass +# @MAINTAINER: +# Anna Vyalkova <[email protected]> +# @SUPPORTED_EAPIS: 8 +# @BLURB: An eclass to build BOINC applications and libraries. +# @DESCRIPTION: +# This eclass provides helper functions to build BOINC applications and libraries. + +inherit toolchain-funcs + +case ${EAPI} in + 8) ;; + *) die "${ECLASS}: EAPI ${EAPI} unsupported." +esac + +# @ECLASS-VARIABLE: BOINC_SUBMODULE +# @PRE_INHERIT +# @DEFAULT_UNSET +# @DESCRIPTION: +# Set this variable to a subdirectory relative to BOINC source repository, +# if software cannot be built outside it (for example, if some required +# headers are missing in sci-misc/boinc). +# +# If unset, no functions will be exported. + +# @ECLASS-VARIABLE: BOINC_S +# @DEFAULT_UNSET +# @DESCRIPTION: +# If defined this variable determines the source directory name after +# unpacking. This defaults to package name and version. Note that this +# variable supports a wildcard mechanism to help with github tarballs +# that contain the commit hash as part of the directory name. + +if [[ ${BOINC_SUBMODULE} ]]; then + EXPORT_FUNCTIONS src_unpack src_prepare src_configure +fi + +if [[ ! ${_BOINC_ECLASS} ]]; then + +# @FUNCTION: get_boinc_src +# @USAGE: <SRC_URI|S> <release> [client|server] +# @RETURN: SRC_URI snippet or temporary build directory for given BOINC release +get_boinc_src() { + local query_var=${1} + local RELEASE_PATCH=${2} + local RELEASE_MINOR=$(ver_cut 1-2 ${RELEASE_PATCH}) + local RELEASE_TYPE=${3:-client} + + local SUFFIX= + case ${RELEASE_TYPE} in + server) SUFFIX="-server" ;; + client) ;; + *) die "${FUNCNAME}: unknown release type '${RELEASE_TYPE}'" + esac + + local _SRC_URI="https://github.com/BOINC/boinc/archive"; + _SRC_URI+="${RELEASE_TYPE}_release/${RELEASE_MINOR}/${RELEASE_PATCH}.tar.gz" + _SRC_URI+=" -> boinc${SUFFIX}-${RELEASE_PATCH}.tar.gz" + + local _S="${WORKDIR}/boinc-${RELEASE_TYPE}_release-${RELEASE_MINOR}-${RELEASE_PATCH}" + + case ${query_var} in + SRC_URI) echo "${_SRC_URI}" ;; + S) echo "${_S}" ;; + *) die "${FUNCNAME}: unknown variable to query (${query_var})" + esac + +} + +# @ECLASS-VARIABLE: BOINC_BUILD_DIR +# @OUTPUT_VARIABLE +# @DESCRIPTION: +# Temporary build directory, where BOINC sources are located. + +# @FUNCTION: boinc_require_source +# @USAGE: [boinc version] [client|server] +# @DESCRIPTION: +# Set up SRC_URI and S for building application within BOINC source tree. +# +# This function must be called in global scope, after BOINC_SUBMODULE +# and SRC_URI have been declared. Take care not to overwrite the variables +# set by it. +# +# If no BOINC version is given, this function assumes it equal to client +# release $PV. +boinc_require_source() { + local boinc_version=${1:-${PV}} + SRC_URI+=" $(get_boinc_src SRC_URI ${boinc_version} ${2})" + + readonly BOINC_BUILD_DIR="$(get_boinc_src S ${boinc_version} ${2})" + S="${BOINC_BUILD_DIR}/${BOINC_SUBMODULE}" +} + +# @FUNCTION: boinc_enable_autotools +# @USAGE: [econf args...] +# @DESCRIPTION: +# Configure BOINC source tree using autotools. +# +# If no arguments are given, econf will be called +# with --enable-pkg-devel flag. +# +# This function must be called in global scope. +boinc_enable_autotools() { + inherit autotools + _BOINC_RUN_AUTOTOOLS=1 + _BOINC_ECONF_ARGS=${@:---enable-pkg-devel} +} + +# @FUNCTION: boinc_override_config +# @USAGE: <config.h> +# @DESCRIPTION: +# Some applications do not need autotools to build but +# use a few HAVE_* defines. + +# If you want to save ~40 seconds and really know what +# to do, pass prepared config.h to this function. +# +# This function must be called in global scope. +boinc_override_config() { + _BOINC_CONFIG_OVERRIDE="${1}" +} + +# @FUNCTION: boinc_builddir_check +# @USAGE: +# @DESCRIPTION: +# Make sure BOINC_BUILD_DIR has a value. +boinc_builddir_check() { + if [[ ! ${BOINC_BUILD_DIR} ]]; then + eerror "BOINC_BUILD_DIR is not set." + die "Did you forget to call boinc_require_source?" + fi + + mkdir -p ${BOINC_BUILD_DIR} || die +} + +boinc_src_unpack() { + default_src_unpack + boinc_builddir_check + + [[ -d ${S} ]] && \ + return + + # Special case, for the always-lovely GitHub fetches. With this, + # we allow the star glob to just expand to whatever directory it's + # called. + if [[ "${BOINC_S:=${P}}" = *"*"* ]]; then + pushd "${WORKDIR}" >/dev/null || die + local shopt_save=$(shopt -p nullglob) + shopt -s nullglob + + # use an array to trigger filename expansion + BOINC_S=( ${BOINC_S} ) + if [[ ${#BOINC_S[@]} -gt 1 ]]; then + die "BOINC_S did expand to multiple paths: ${BOINC_S[*]}" + fi + + ${shopt_save} + popd >/dev/null || die + fi + + mkdir -p "$(dirname "${S}")" || die + mv "${WORKDIR}/${BOINC_S}" "${S}" || die +} + +boinc_src_prepare() { + boinc_builddir_check + default_src_prepare + + if [[ ${_BOINC_RUN_AUTOTOOLS} ]]; then + pushd "${BOINC_BUILD_DIR}" >/dev/null || die + eautoreconf + popd >/dev/null || die + fi +} + +boinc_src_configure() { + boinc_builddir_check + pushd "${BOINC_BUILD_DIR}" >/dev/null || die + + bash ./generate_svn_version.sh || \ + die "generating svn_version.h failed" + + if [[ ${_BOINC_RUN_AUTOTOOLS} ]]; then + econf "${_BOINC_ECONF_ARGS[@]}" + else + tc-export AR CC CPP CXX LD OBJDUMP RANLIB + fi + + if [[ ${_BOINC_CONFIG_OVERRIDE} ]]; then + cp "${_BOINC_CONFIG_OVERRIDE}" config.h || die + fi + + popd >/dev/null || die +} + +_BOINC_ECLASS=1 +fi
