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-# Copyright 1999-2014 Gentoo Foundation
-# Distributed under the terms of the GNU General Public License v2
-# $Id$
-
-# @ECLASS: git-2.eclass
-# @MAINTAINER:
-# Michał Górny <mgorny@gentoo.org>
-# Donnie Berkholz <dberkholz@gentoo.org>
-# @BLURB: Eclass for fetching and unpacking git repositories.
-# @DESCRIPTION:
-# Eclass for easing maitenance of live ebuilds using git as remote repository.
-# Eclass support working with git submodules and branching.
-#
-# This eclass is DEPRECATED. Please use git-r3 instead.
-
-if [[ ${EAPI} == 6 ]]; then
- die "${ECLASS}.eclass is banned in EAPI ${EAPI}"
-fi
-
-# This eclass support all EAPIs
-EXPORT_FUNCTIONS src_unpack
-
-DEPEND="dev-vcs/git"
-
-# @ECLASS-VARIABLE: EGIT_SOURCEDIR
-# @DESCRIPTION:
-# This variable specifies destination where the cloned
-# data are copied to.
-#
-# EGIT_SOURCEDIR="${S}"
-
-# @ECLASS-VARIABLE: EGIT_STORE_DIR
-# @DESCRIPTION:
-# Storage directory for git sources.
-#
-# EGIT_STORE_DIR="${DISTDIR}/egit-src"
-
-# @ECLASS-VARIABLE: EGIT_HAS_SUBMODULES
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# If non-empty this variable enables support for git submodules in our
-# checkout. Also this makes the checkout to be non-bare for now.
-
-# @ECLASS-VARIABLE: EGIT_OPTIONS
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# Variable specifying additional options for fetch command.
-
-# @ECLASS-VARIABLE: EGIT_MASTER
-# @DESCRIPTION:
-# Variable for specifying master branch.
-# Usefull when upstream don't have master branch or name it differently.
-#
-# EGIT_MASTER="master"
-
-# @ECLASS-VARIABLE: EGIT_PROJECT
-# @DESCRIPTION:
-# Variable specifying name for the folder where we check out the git
-# repository. Value of this variable should be unique in the
-# EGIT_STORE_DIR as otherwise you would override another repository.
-#
-# EGIT_PROJECT="${EGIT_REPO_URI##*/}"
-
-# @ECLASS-VARIABLE: EGIT_DIR
-# @DESCRIPTION:
-# Directory where we want to store the git data.
-# This variable should not be overriden.
-#
-# EGIT_DIR="${EGIT_STORE_DIR}/${EGIT_PROJECT}"
-
-# @ECLASS-VARIABLE: EGIT_REPO_URI
-# @REQUIRED
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# URI for the repository
-# e.g. http://foo, git://bar
-#
-# It can be overriden via env using packagename_LIVE_REPO
-# variable.
-#
-# Support multiple values:
-# EGIT_REPO_URI="git://a/b.git http://c/d.git"
-
-# @ECLASS-VARIABLE: EVCS_OFFLINE
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# If non-empty this variable prevents performance of any online
-# operations.
-
-# @ECLASS-VARIABLE: EGIT_BRANCH
-# @DESCRIPTION:
-# Variable containing branch name we want to check out.
-# It can be overriden via env using packagename_LIVE_BRANCH
-# variable.
-#
-# EGIT_BRANCH="${EGIT_MASTER}"
-
-# @ECLASS-VARIABLE: EGIT_COMMIT
-# @DESCRIPTION:
-# Variable containing commit hash/tag we want to check out.
-# It can be overriden via env using packagename_LIVE_COMMIT
-# variable.
-#
-# EGIT_COMMIT="${EGIT_BRANCH}"
-
-# @ECLASS-VARIABLE: EGIT_REPACK
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# If non-empty this variable specifies that repository will be repacked to
-# save space. However this can take a REALLY LONG time with VERY big
-# repositories.
-
-# @ECLASS-VARIABLE: EGIT_PRUNE
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# If non-empty this variable enables pruning all loose objects on each fetch.
-# This is useful if upstream rewinds and rebases branches often.
-
-# @ECLASS-VARIABLE: EGIT_NONBARE
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# If non-empty this variable specifies that all checkouts will be done using
-# non bare repositories. This is useful if you can't operate with bare
-# checkouts for some reason.
-
-# @ECLASS-VARIABLE: EGIT_NOUNPACK
-# @DEFAULT_UNSET
-# @DESCRIPTION:
-# If non-empty this variable bans unpacking of ${A} content into the srcdir.
-# Default behaviour is to unpack ${A} content.
-
-# @FUNCTION: git-2_init_variables
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function initializing all git variables.
-# We define it in function scope so user can define
-# all the variables before and after inherit.
-git-2_init_variables() {
- debug-print-function ${FUNCNAME} "$@"
-
- local esc_pn liverepo livebranch livecommit
- esc_pn=${PN//[-+]/_}
-
- : ${EGIT_SOURCEDIR="${S}"}
-
- : ${EGIT_STORE_DIR:="${PORTAGE_ACTUAL_DISTDIR-${DISTDIR}}/egit-src"}
-
- : ${EGIT_HAS_SUBMODULES:=}
-
- : ${EGIT_OPTIONS:=}
-
- : ${EGIT_MASTER:=master}
-
- liverepo=${esc_pn}_LIVE_REPO
- EGIT_REPO_URI=${!liverepo:-${EGIT_REPO_URI}}
- [[ ${EGIT_REPO_URI} ]] || die "EGIT_REPO_URI must have some value"
-
- : ${EVCS_OFFLINE:=}
-
- livebranch=${esc_pn}_LIVE_BRANCH
- [[ ${!livebranch} ]] && ewarn "QA: using \"${esc_pn}_LIVE_BRANCH\" variable, you won't get any support"
- EGIT_BRANCH=${!livebranch:-${EGIT_BRANCH:-${EGIT_MASTER}}}
-
- livecommit=${esc_pn}_LIVE_COMMIT
- [[ ${!livecommit} ]] && ewarn "QA: using \"${esc_pn}_LIVE_COMMIT\" variable, you won't get any support"
- EGIT_COMMIT=${!livecommit:-${EGIT_COMMIT:-${EGIT_BRANCH}}}
-
- : ${EGIT_REPACK:=}
-
- : ${EGIT_PRUNE:=}
-}
-
-# @FUNCTION: git-2_submodules
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function wrapping the submodule initialisation and update.
-git-2_submodules() {
- debug-print-function ${FUNCNAME} "$@"
- if [[ ${EGIT_HAS_SUBMODULES} ]]; then
- if [[ ${EVCS_OFFLINE} ]]; then
- # for submodules operations we need to be online
- debug-print "${FUNCNAME}: not updating submodules in offline mode"
- return 1
- fi
-
- debug-print "${FUNCNAME}: working in \"${1}\""
- pushd "${EGIT_DIR}" > /dev/null || die
-
- debug-print "${FUNCNAME}: git submodule init"
- git submodule init || die
- debug-print "${FUNCNAME}: git submodule sync"
- git submodule sync || die
- debug-print "${FUNCNAME}: git submodule update"
- git submodule update || die
-
- popd > /dev/null || die
- fi
-}
-
-# @FUNCTION: git-2_branch
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function that changes branch for the repo based on EGIT_COMMIT and
-# EGIT_BRANCH variables.
-git-2_branch() {
- debug-print-function ${FUNCNAME} "$@"
-
- local branchname src
-
- debug-print "${FUNCNAME}: working in \"${EGIT_SOURCEDIR}\""
- pushd "${EGIT_SOURCEDIR}" > /dev/null || die
-
- local branchname=branch-${EGIT_BRANCH} src=origin/${EGIT_BRANCH}
- if [[ ${EGIT_COMMIT} != ${EGIT_BRANCH} ]]; then
- branchname=tree-${EGIT_COMMIT}
- src=${EGIT_COMMIT}
- fi
- debug-print "${FUNCNAME}: git checkout -b ${branchname} ${src}"
- git checkout -b ${branchname} ${src} \
- || die "${FUNCNAME}: changing the branch failed"
-
- popd > /dev/null || die
-}
-
-# @FUNCTION: git-2_gc
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function running garbage collector on checked out tree.
-git-2_gc() {
- debug-print-function ${FUNCNAME} "$@"
-
- local args
-
- if [[ ${EGIT_REPACK} || ${EGIT_PRUNE} ]]; then
- pushd "${EGIT_DIR}" > /dev/null || die
- ebegin "Garbage collecting the repository"
- [[ ${EGIT_PRUNE} ]] && args='--prune'
- debug-print "${FUNCNAME}: git gc ${args}"
- git gc ${args}
- eend $?
- popd > /dev/null || die
- fi
-}
-
-# @FUNCTION: git-2_prepare_storedir
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function preparing directory where we are going to store SCM
-# repository.
-git-2_prepare_storedir() {
- debug-print-function ${FUNCNAME} "$@"
-
- local clone_dir
-
- # initial clone, we have to create master git storage directory and play
- # nicely with sandbox
- if [[ ! -d ${EGIT_STORE_DIR} ]]; then
- debug-print "${FUNCNAME}: Creating git main storage directory"
- addwrite /
- mkdir -m 775 -p "${EGIT_STORE_DIR}" \
- || die "${FUNCNAME}: can't mkdir \"${EGIT_STORE_DIR}\""
- fi
-
- # allow writing into EGIT_STORE_DIR
- addwrite "${EGIT_STORE_DIR}"
-
- # calculate git.eclass store dir for data
- # We will try to clone the old repository,
- # and we will remove it if we don't need it anymore.
- EGIT_OLD_CLONE=
- if [[ ${EGIT_STORE_DIR} == */egit-src ]]; then
- local old_store_dir=${EGIT_STORE_DIR/%egit-src/git-src}
- local old_location=${old_store_dir}/${EGIT_PROJECT:-${PN}}
-
- if [[ -d ${old_location} ]]; then
- EGIT_OLD_CLONE=${old_location}
- # required to remove the old clone
- addwrite "${old_store_dir}"
- fi
- fi
-
- # calculate the proper store dir for data
- # If user didn't specify the EGIT_DIR, we check if he did specify
- # the EGIT_PROJECT or get the folder name from EGIT_REPO_URI.
- EGIT_REPO_URI=${EGIT_REPO_URI%/}
- if [[ ! ${EGIT_DIR} ]]; then
- if [[ ${EGIT_PROJECT} ]]; then
- clone_dir=${EGIT_PROJECT}
- else
- local strippeduri=${EGIT_REPO_URI%/.git}
- clone_dir=${strippeduri##*/}
- fi
- EGIT_DIR=${EGIT_STORE_DIR}/${clone_dir}
-
- if [[ ${EGIT_OLD_CLONE} && ! -d ${EGIT_DIR} ]]; then
- elog "${FUNCNAME}: ${CATEGORY}/${PF} will be cloned from old location."
- elog "It will be necessary to rebuild the package to fetch updates."
- EGIT_REPO_URI="${EGIT_OLD_CLONE} ${EGIT_REPO_URI}"
- fi
- fi
- export EGIT_DIR=${EGIT_DIR}
- debug-print "${FUNCNAME}: Storing the repo into \"${EGIT_DIR}\"."
-}
-
-# @FUNCTION: git-2_move_source
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function moving sources from the EGIT_DIR to EGIT_SOURCEDIR dir.
-git-2_move_source() {
- debug-print-function ${FUNCNAME} "$@"
-
- debug-print "${FUNCNAME}: ${MOVE_COMMAND} \"${EGIT_DIR}\" \"${EGIT_SOURCEDIR}\""
- pushd "${EGIT_DIR}" > /dev/null || die
- mkdir -p "${EGIT_SOURCEDIR}" \
- || die "${FUNCNAME}: failed to create ${EGIT_SOURCEDIR}"
- ${MOVE_COMMAND} "${EGIT_SOURCEDIR}" \
- || die "${FUNCNAME}: sync to \"${EGIT_SOURCEDIR}\" failed"
- popd > /dev/null || die
-}
-
-# @FUNCTION: git-2_initial_clone
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function running initial clone on specified repo_uri.
-git-2_initial_clone() {
- debug-print-function ${FUNCNAME} "$@"
-
- local repo_uri
-
- EGIT_REPO_URI_SELECTED=""
- for repo_uri in ${EGIT_REPO_URI}; do
- debug-print "${FUNCNAME}: git clone ${EGIT_LOCAL_OPTIONS} \"${repo_uri}\" \"${EGIT_DIR}\""
- if git clone ${EGIT_LOCAL_OPTIONS} "${repo_uri}" "${EGIT_DIR}"; then
- # global variable containing the repo_name we will be using
- debug-print "${FUNCNAME}: EGIT_REPO_URI_SELECTED=\"${repo_uri}\""
- EGIT_REPO_URI_SELECTED="${repo_uri}"
- break
- fi
- done
-
- [[ ${EGIT_REPO_URI_SELECTED} ]] \
- || die "${FUNCNAME}: can't fetch from ${EGIT_REPO_URI}"
-}
-
-# @FUNCTION: git-2_update_repo
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function running update command on specified repo_uri.
-git-2_update_repo() {
- debug-print-function ${FUNCNAME} "$@"
-
- local repo_uri
-
- if [[ ${EGIT_LOCAL_NONBARE} ]]; then
- # checkout master branch and drop all other local branches
- git checkout ${EGIT_MASTER} || die "${FUNCNAME}: can't checkout master branch ${EGIT_MASTER}"
- for x in $(git branch | grep -v "* ${EGIT_MASTER}" | tr '\n' ' '); do
- debug-print "${FUNCNAME}: git branch -D ${x}"
- git branch -D ${x} > /dev/null
- done
- fi
-
- EGIT_REPO_URI_SELECTED=""
- for repo_uri in ${EGIT_REPO_URI}; do
- # git urls might change, so reset it
- git config remote.origin.url "${repo_uri}"
-
- debug-print "${EGIT_UPDATE_CMD}"
- if ${EGIT_UPDATE_CMD} > /dev/null; then
- # global variable containing the repo_name we will be using
- debug-print "${FUNCNAME}: EGIT_REPO_URI_SELECTED=\"${repo_uri}\""
- EGIT_REPO_URI_SELECTED="${repo_uri}"
- break
- fi
- done
-
- [[ ${EGIT_REPO_URI_SELECTED} ]] \
- || die "${FUNCNAME}: can't update from ${EGIT_REPO_URI}"
-}
-
-# @FUNCTION: git-2_fetch
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function fetching repository from EGIT_REPO_URI and storing it in
-# specified EGIT_STORE_DIR.
-git-2_fetch() {
- debug-print-function ${FUNCNAME} "$@"
-
- local oldsha cursha repo_type
-
- [[ ${EGIT_LOCAL_NONBARE} ]] && repo_type="non-bare repository" || repo_type="bare repository"
-
- if [[ ! -d ${EGIT_DIR} ]]; then
- git-2_initial_clone
- pushd "${EGIT_DIR}" > /dev/null || die
- cursha=$(git rev-parse ${UPSTREAM_BRANCH})
- echo "GIT NEW clone -->"
- echo " repository: ${EGIT_REPO_URI_SELECTED}"
- echo " at the commit: ${cursha}"
-
- popd > /dev/null || die
- elif [[ ${EVCS_OFFLINE} ]]; then
- pushd "${EGIT_DIR}" > /dev/null || die
- cursha=$(git rev-parse ${UPSTREAM_BRANCH})
- echo "GIT offline update -->"
- echo " repository: $(git config remote.origin.url)"
- echo " at the commit: ${cursha}"
- popd > /dev/null || die
- else
- pushd "${EGIT_DIR}" > /dev/null || die
- oldsha=$(git rev-parse ${UPSTREAM_BRANCH})
- git-2_update_repo
- cursha=$(git rev-parse ${UPSTREAM_BRANCH})
-
- # fetch updates
- echo "GIT update -->"
- echo " repository: ${EGIT_REPO_URI_SELECTED}"
- # write out message based on the revisions
- if [[ "${oldsha}" != "${cursha}" ]]; then
- echo " updating from commit: ${oldsha}"
- echo " to commit: ${cursha}"
- else
- echo " at the commit: ${cursha}"
- fi
-
- # print nice statistic of what was changed
- git --no-pager diff --stat ${oldsha}..${UPSTREAM_BRANCH}
- popd > /dev/null || die
- fi
- # export the version the repository is at
- export EGIT_VERSION="${cursha}"
- # log the repo state
- [[ ${EGIT_COMMIT} != ${EGIT_BRANCH} ]] \
- && echo " commit: ${EGIT_COMMIT}"
- echo " branch: ${EGIT_BRANCH}"
- echo " storage directory: \"${EGIT_DIR}\""
- echo " checkout type: ${repo_type}"
-
- # Cleanup after git.eclass
- if [[ ${EGIT_OLD_CLONE} ]]; then
- einfo "${FUNCNAME}: removing old clone in ${EGIT_OLD_CLONE}."
- rm -rf "${EGIT_OLD_CLONE}"
- fi
-}
-
-# @FUNCTION: git_bootstrap
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function that runs bootstrap command on unpacked source.
-git-2_bootstrap() {
- debug-print-function ${FUNCNAME} "$@"
-
- # @ECLASS-VARIABLE: EGIT_BOOTSTRAP
- # @DESCRIPTION:
- # Command to be executed after checkout and clone of the specified
- # repository.
- # enviroment the package will fail if there is no update, thus in
- # combination with --keep-going it would lead in not-updating
- # pakcages that are up-to-date.
- if [[ ${EGIT_BOOTSTRAP} ]]; then
- pushd "${EGIT_SOURCEDIR}" > /dev/null || die
- einfo "Starting bootstrap"
-
- if [[ -f ${EGIT_BOOTSTRAP} ]]; then
- # we have file in the repo which we should execute
- debug-print "${FUNCNAME}: bootstraping with file \"${EGIT_BOOTSTRAP}\""
-
- if [[ -x ${EGIT_BOOTSTRAP} ]]; then
- eval "./${EGIT_BOOTSTRAP}" \
- || die "${FUNCNAME}: bootstrap script failed"
- else
- eerror "\"${EGIT_BOOTSTRAP}\" is not executable."
- eerror "Report upstream, or bug ebuild maintainer to remove bootstrap command."
- die "\"${EGIT_BOOTSTRAP}\" is not executable"
- fi
- else
- # we execute some system command
- debug-print "${FUNCNAME}: bootstraping with commands \"${EGIT_BOOTSTRAP}\""
-
- eval "${EGIT_BOOTSTRAP}" \
- || die "${FUNCNAME}: bootstrap commands failed"
- fi
-
- einfo "Bootstrap finished"
- popd > /dev/null || die
- fi
-}
-
-# @FUNCTION: git-2_migrate_repository
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function migrating between bare and normal checkout repository.
-# This is based on usage of EGIT_SUBMODULES, at least until they
-# start to work with bare checkouts sanely.
-# This function also set some global variables that differ between
-# bare and non-bare checkout.
-git-2_migrate_repository() {
- debug-print-function ${FUNCNAME} "$@"
-
- local bare returnstate
-
- # first find out if we have submodules
- # or user explicitly wants us to use non-bare clones
- if ! [[ ${EGIT_HAS_SUBMODULES} || ${EGIT_NONBARE} ]]; then
- bare=1
- fi
-
- # test if we already have some repo and if so find out if we have
- # to migrate the data
- if [[ -d ${EGIT_DIR} ]]; then
- if [[ ${bare} && -d ${EGIT_DIR}/.git ]]; then
- debug-print "${FUNCNAME}: converting \"${EGIT_DIR}\" to bare copy"
-
- ebegin "Converting \"${EGIT_DIR}\" from non-bare to bare copy"
- mv "${EGIT_DIR}/.git" "${EGIT_DIR}.bare"
- export GIT_DIR="${EGIT_DIR}.bare"
- git config core.bare true > /dev/null
- returnstate=$?
- unset GIT_DIR
- rm -rf "${EGIT_DIR}"
- mv "${EGIT_DIR}.bare" "${EGIT_DIR}"
- eend ${returnstate}
- elif [[ ! ${bare} && ! -d ${EGIT_DIR}/.git ]]; then
- debug-print "${FUNCNAME}: converting \"${EGIT_DIR}\" to non-bare copy"
-
- ebegin "Converting \"${EGIT_DIR}\" from bare to non-bare copy"
- git clone -l "${EGIT_DIR}" "${EGIT_DIR}.nonbare" > /dev/null
- returnstate=$?
- rm -rf "${EGIT_DIR}"
- mv "${EGIT_DIR}.nonbare" "${EGIT_DIR}"
- eend ${returnstate}
- fi
- fi
- if [[ ${returnstate} -ne 0 ]]; then
- debug-print "${FUNCNAME}: converting \"${EGIT_DIR}\" failed, removing to start from scratch"
-
- # migration failed, remove the EGIT_DIR to play it safe
- einfo "Migration failed, removing \"${EGIT_DIR}\" to start from scratch."
- rm -rf "${EGIT_DIR}"
- fi
-
- # set various options to work with both targets
- if [[ ${bare} ]]; then
- debug-print "${FUNCNAME}: working in bare repository for \"${EGIT_DIR}\""
- EGIT_LOCAL_OPTIONS+="${EGIT_OPTIONS} --bare"
- MOVE_COMMAND="git clone -l -s -n ${EGIT_DIR// /\\ }"
- EGIT_UPDATE_CMD="git fetch -t -f -u origin ${EGIT_BRANCH}:${EGIT_BRANCH}"
- UPSTREAM_BRANCH="${EGIT_BRANCH}"
- EGIT_LOCAL_NONBARE=
- else
- debug-print "${FUNCNAME}: working in bare repository for non-bare \"${EGIT_DIR}\""
- MOVE_COMMAND="cp -pPR ."
- EGIT_LOCAL_OPTIONS="${EGIT_OPTIONS}"
- EGIT_UPDATE_CMD="git pull -f ${EGIT_OPTIONS}"
- UPSTREAM_BRANCH="origin/${EGIT_BRANCH}"
- EGIT_LOCAL_NONBARE="true"
- fi
-}
-
-# @FUNCTION: git-2_cleanup
-# @INTERNAL
-# @DESCRIPTION:
-# Internal function cleaning up all the global variables
-# that are not required after the unpack has been done.
-git-2_cleanup() {
- debug-print-function ${FUNCNAME} "$@"
-
- # Here we can unset only variables that are GLOBAL
- # defined by the eclass, BUT NOT subject to change
- # by user (like EGIT_PROJECT).
- # If ebuild writer polutes his environment it is
- # his problem only.
- unset EGIT_DIR
- unset MOVE_COMMAND
- unset EGIT_LOCAL_OPTIONS
- unset EGIT_UPDATE_CMD
- unset UPSTREAM_BRANCH
- unset EGIT_LOCAL_NONBARE
-}
-
-# @FUNCTION: git-2_src_unpack
-# @DESCRIPTION:
-# Default git src_unpack function.
-git-2_src_unpack() {
- debug-print-function ${FUNCNAME} "$@"
-
- git-2_init_variables
- git-2_prepare_storedir
- git-2_migrate_repository
- git-2_fetch "$@"
- git-2_gc
- git-2_submodules
- git-2_move_source
- git-2_branch
- git-2_bootstrap
- git-2_cleanup
- echo ">>> Unpacked to ${EGIT_SOURCEDIR}"
-
- # Users can specify some SRC_URI and we should
- # unpack the files too.
- if [[ ! ${EGIT_NOUNPACK} ]]; then
- if has ${EAPI:-0} 0 1; then
- [[ ${A} ]] && unpack ${A}
- else
- default_src_unpack
- fi
- fi
-}