# Copyright 1999-2014 Gentoo Foundation # Distributed under the terms of the GNU General Public License v2 # @ECLASS: mercurial.eclass # @MAINTAINER: # Christoph Junghans <junghans@gentoo.org> # @AUTHOR: # Next gen author: Krzysztof Pawlik <nelchael@gentoo.org> # Original author: Aron Griffis <agriffis@gentoo.org> # @BLURB: This eclass provides generic mercurial fetching functions # @DESCRIPTION: # This eclass provides generic mercurial fetching functions. To fetch sources # from mercurial repository just set EHG_REPO_URI to correct repository URI. If # you need to share single repository between several ebuilds set EHG_PROJECT to # project name in all of them. inherit eutils EXPORT_FUNCTIONS src_unpack DEPEND="dev-vcs/mercurial" # @ECLASS-VARIABLE: EHG_REPO_URI # @DESCRIPTION: # Mercurial repository URI. # @ECLASS-VARIABLE: EHG_REVISION # @DESCRIPTION: # Create working directory for specified revision, defaults to default. # # EHG_REVISION is passed as a value for --updaterev parameter, so it can be more # than just a revision, please consult `hg help revisions' for more details. : ${EHG_REVISION:="default"} # @ECLASS-VARIABLE: EHG_STORE_DIR # @DESCRIPTION: # Mercurial sources store directory. Users may override this in /etc/portage/make.conf [[ -z "${EHG_STORE_DIR}" ]] && EHG_STORE_DIR="${PORTAGE_ACTUAL_DISTDIR:-${DISTDIR}}/hg-src" # @ECLASS-VARIABLE: EHG_PROJECT # @DESCRIPTION: # Project name. # # This variable default to $PN, but can be changed to allow repository sharing # between several ebuilds. [[ -z "${EHG_PROJECT}" ]] && EHG_PROJECT="${PN}" # @ECLASS-VARIABLE: EGIT_CHECKOUT_DIR # @DESCRIPTION: # The directory to check the hg sources out to. # # EHG_CHECKOUT_DIR=${S} # @ECLASS-VARIABLE: EHG_QUIET # @DESCRIPTION: # Suppress some extra noise from mercurial, set it to 'ON' to be quiet. : ${EHG_QUIET:="OFF"} [[ "${EHG_QUIET}" == "ON" ]] && EHG_QUIET_CMD_OPT="--quiet" # @ECLASS-VARIABLE: EHG_CONFIG # @DESCRIPTION: # Extra config option to hand to hg clone/pull # @ECLASS-VARIABLE: EHG_CLONE_CMD # @DESCRIPTION: # Command used to perform initial repository clone. [[ -z "${EHG_CLONE_CMD}" ]] && EHG_CLONE_CMD="hg clone ${EHG_CONFIG:+--config ${EHG_CONFIG}} ${EHG_QUIET_CMD_OPT} --pull --noupdate" # @ECLASS-VARIABLE: EHG_PULL_CMD # @DESCRIPTION: # Command used to update repository. [[ -z "${EHG_PULL_CMD}" ]] && EHG_PULL_CMD="hg pull ${EHG_CONFIG:+--config ${EHG_CONFIG}} ${EHG_QUIET_CMD_OPT}" # @ECLASS-VARIABLE: EHG_OFFLINE # @DESCRIPTION: # Set this variable to a non-empty value to disable the automatic updating of # a mercurial source tree. This is intended to be set outside the ebuild by # users. EHG_OFFLINE="${EHG_OFFLINE:-${EVCS_OFFLINE}}" # @FUNCTION: mercurial_fetch # @USAGE: [repository_uri] [module] [sourcedir] # @DESCRIPTION: # Clone or update repository. # # If repository URI is not passed it defaults to EHG_REPO_URI, if module is # empty it defaults to basename of EHG_REPO_URI, sourcedir defaults to # EHG_CHECKOUT_DIR, which defaults to S. mercurial_fetch() { debug-print-function ${FUNCNAME} "${@}" has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX= EHG_REPO_URI=${1-${EHG_REPO_URI}} [[ -z "${EHG_REPO_URI}" ]] && die "EHG_REPO_URI is empty" local module="${2-$(basename "${EHG_REPO_URI}")}" local sourcedir="${3:-${EHG_CHECKOUT_DIR:-${S}}}" # Should be set but blank to prevent using $HOME/.hgrc export HGRCPATH= # Check ${EHG_STORE_DIR} directory: addwrite "$(dirname "${EHG_STORE_DIR}")" || die "addwrite failed" if [[ ! -d "${EHG_STORE_DIR}" ]]; then mkdir -p "${EHG_STORE_DIR}" || die "failed to create ${EHG_STORE_DIR}" chmod -f g+rw "${EHG_STORE_DIR}" || \ die "failed to chown ${EHG_STORE_DIR}" fi # Create project directory: mkdir -p "${EHG_STORE_DIR}/${EHG_PROJECT}" || \ die "failed to create ${EHG_STORE_DIR}/${EHG_PROJECT}" chmod -f g+rw "${EHG_STORE_DIR}/${EHG_PROJECT}" || \ echo "Warning: failed to chmod g+rw ${EHG_PROJECT}" pushd "${EHG_STORE_DIR}/${EHG_PROJECT}" > /dev/null || \ die "failed to cd to ${EHG_STORE_DIR}/${EHG_PROJECT}" # Clone/update repository: if [[ ! -d "${module}" ]]; then einfo "Cloning ${EHG_REPO_URI} to ${EHG_STORE_DIR}/${EHG_PROJECT}/${module}" ${EHG_CLONE_CMD} "${EHG_REPO_URI}" "${module}" || { rm -rf "${module}" die "failed to clone ${EHG_REPO_URI}" } elif [[ -z "${EHG_OFFLINE}" ]]; then einfo "Updating ${EHG_STORE_DIR}/${EHG_PROJECT}/${module} from ${EHG_REPO_URI}" pushd "${module}" > /dev/null || die "failed to cd to ${module}" ${EHG_PULL_CMD} "${EHG_REPO_URI}" || die "update failed" popd > /dev/null || die fi popd > /dev/null || die # Checkout working copy: einfo "Creating working directory in ${sourcedir} (target revision: ${EHG_REVISION})" mkdir -p "${sourcedir}" || die "failed to create ${sourcedir}" hg clone \ ${EHG_QUIET_CMD_OPT} \ --updaterev="${EHG_REVISION}" \ ${EHG_CONFIG:+--config ${EHG_CONFIG}} \ "${EHG_STORE_DIR}/${EHG_PROJECT}/${module}" \ "${sourcedir}" || die "hg clone failed" # An exact revision helps a lot for testing purposes, so have some output... # id num branch # fd6e32d61721 6276 default local HG_REVDATA=($(hg identify -b -i "${sourcedir}")) export HG_REV_ID=${HG_REVDATA[0]} local HG_REV_BRANCH=${HG_REVDATA[1]} einfo "Work directory: ${sourcedir} global id: ${HG_REV_ID} (was ${EHG_REVISION} branch: ${HG_REV_BRANCH}" } # @FUNCTION: mercurial_bootstrap # @INTERNAL # @DESCRIPTION: # Internal function that runs bootstrap command on unpacked source. mercurial_bootstrap() { debug-print-function ${FUNCNAME} "$@" # @ECLASS-VARIABLE: EHG_BOOTSTRAP # @DESCRIPTION: # Command to be executed after checkout and clone of the specified # repository. if [[ ${EHG_BOOTSTRAP} ]]; then pushd "${S}" > /dev/null einfo "Starting bootstrap" if [[ -f ${EHG_BOOTSTRAP} ]]; then # we have file in the repo which we should execute debug-print "${FUNCNAME}: bootstraping with file \"${EHG_BOOTSTRAP}\"" if [[ -x ${EHG_BOOTSTRAP} ]]; then eval "./${EHG_BOOTSTRAP}" \ || die "${FUNCNAME}: bootstrap script failed" else eerror "\"${EHG_BOOTSTRAP}\" is not executable." eerror "Report upstream, or bug ebuild maintainer to remove bootstrap command." die "\"${EHG_BOOTSTRAP}\" is not executable" fi else # we execute some system command debug-print "${FUNCNAME}: bootstraping with commands \"${EHG_BOOTSTRAP}\"" eval "${EHG_BOOTSTRAP}" \ || die "${FUNCNAME}: bootstrap commands failed" fi einfo "Bootstrap finished" popd > /dev/null fi } # @FUNCTION: mercurial_src_unpack # @DESCRIPTION: # The mercurial src_unpack function, which will be exported. function mercurial_src_unpack { debug-print-function ${FUNCNAME} "$@" mercurial_fetch mercurial_bootstrap }