eclass/bzr.eclass - mirrors/cros/chromiumos/overlays/portage-stable - Git at Google

 # Copyright 1999-2009 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 # $Header: /var/cvsroot/gentoo-x86/eclass/bzr.eclass,v 1.8 2010/03/05 09:35:23 fauli Exp $
 #
 # @ECLASS: bzr.eclass
 # @MAINTAINER:
 # Jorge Manuel B. S. Vicetto <jmbsvicetto@gentoo.org>,
 # Ulrich Mueller <ulm@gentoo.org>,
 # Christian Faulhammer <fauli@gentoo.org>,
 # Mark Lee <bzr-gentoo-overlay@lazymalevolence.com>,
 # and anyone who wants to help
 # @BLURB: This eclass provides support to use the Bazaar VCS
 # @DESCRIPTION:
 # The bzr.eclass provides support for apps using the Bazaar VCS
 # (distributed version control system).
 # The eclass was originally derived from the git eclass.
 #
 # Note: Just set EBZR_REPO_URI to the URI of the branch and the src_unpack()
 # of this eclass will put an export of the branch in ${WORKDIR}/${PN}.

 inherit eutils

 EBZR="bzr.eclass"

 case "${EAPI:-0}" in
 	0|1) EXPORT_FUNCTIONS src_unpack ;;
 	*)   EXPORT_FUNCTIONS src_unpack src_prepare ;;
 esac

 HOMEPAGE="http://bazaar-vcs.org/"
 DESCRIPTION="Based on the ${EBZR} eclass"

 DEPEND=">=dev-vcs/bzr-1.5"

 # @ECLASS-VARIABLE: EBZR_STORE_DIR
 # @DESCRIPTION:
 # The directory to store all fetched Bazaar live sources.
 : ${EBZR_STORE_DIR:=${PORTAGE_ACTUAL_DISTDIR-${DISTDIR}}/bzr-src}

 # @ECLASS-VARIABLE: EBZR_FETCH_CMD
 # @DESCRIPTION:
 # The Bazaar command to fetch the sources.
 EBZR_FETCH_CMD="bzr checkout --lightweight"

 # @ECLASS-VARIABLE: EBZR_UPDATE_CMD
 # @DESCRIPTION:
 # The Bazaar command to update the sources.
 EBZR_UPDATE_CMD="bzr update"

 # @ECLASS-VARIABLE: EBZR_DIFF_CMD
 # @DESCRIPTION:
 # The Bazaar command to get the diff output.
 EBZR_DIFF_CMD="bzr diff"

 # @ECLASS-VARIABLE: EBZR_EXPORT_CMD
 # @DESCRIPTION:
 # The Bazaar command to export a branch.
 EBZR_EXPORT_CMD="bzr export"

 # @ECLASS-VARIABLE: EBZR_REVNO_CMD
 # @DESCRIPTION:
 # The Bazaar command to list a revision number of the branch.
 EBZR_REVNO_CMD="bzr revno"

 # @ECLASS-VARIABLE: EBZR_OPTIONS
 # @DESCRIPTION:
 # The options passed to the fetch and update commands.
 EBZR_OPTIONS="${EBZR_OPTIONS:-}"

 # @ECLASS-VARIABLE: EBZR_REPO_URI
 # @DESCRIPTION:
 # The repository URI for the source package.
 #
 # @CODE
 # Supported protocols:
 # 		- http://
 # 		- https://
 # 		- sftp://
 # 		- rsync://
 # 		- lp:
 # @CODE
 #
 # Note: lp: seems to be an alias for https://launchpad.net
 EBZR_REPO_URI="${EBZR_REPO_URI:-}"

 # @ECLASS-VARIABLE: EBZR_BOOTSTRAP
 # @DESCRIPTION:
 # Bootstrap script or command like autogen.sh or etc.
 EBZR_BOOTSTRAP="${EBZR_BOOTSTRAP:-}"

 # @ECLASS-VARIABLE: EBZR_PATCHES
 # @DESCRIPTION:
 # bzr eclass can apply patches in bzr_bootstrap().
 # You can use regular expressions in this variable like *.diff or
 # *.patch and the like.
 # NOTE: These patches will bei applied before EBZR_BOOTSTRAP is processed.
 #
 # Patches are searched both in ${PWD} and ${FILESDIR}, if not found in either
 # location, the installation dies.
 EBZR_PATCHES="${EBZR_PATCHES:-}"

 # @ECLASS-VARIABLE: EBZR_REVISION
 # @DESCRIPTION:
 # Revision to fetch, defaults to the latest
 # (see http://bazaar-vcs.org/BzrRevisionSpec or bzr help revisionspec).
 # If you set this to a non-empty value, then it is recommended not to
 # use a lightweight checkout (see also EBZR_FETCH_CMD).
 EBZR_REVISION="${EBZR_REVISION:-}"

 # @ECLASS-VARIABLE: EBZR_CACHE_DIR
 # @DESCRIPTION:
 # The directory to store the source for the package, relative to
 # EBZR_STORE_DIR.
 #
 # default: ${PN}
 EBZR_CACHE_DIR="${EBZR_CACHE_DIR:-${PN}}"

 # @ECLASS-VARIABLE: EBZR_OFFLINE
 # @DESCRIPTION:
 # Set this variable to a non-empty value to disable the automatic updating of
 # a bzr source tree. This is intended to be set outside the ebuild by users.
 EBZR_OFFLINE="${EBZR_OFFLINE:-${ESCM_OFFLINE}}"

 # @FUNCTION: bzr_initial_fetch
 # @DESCRIPTION:
 # Retrieves the source code from a repository for the first time, via
 # ${EBZR_FETCH_CMD}.
 bzr_initial_fetch() {
 	local repository="${1}";
 	local branch_dir="${2}";

 	# fetch branch
 	einfo "bzr fetch start -->"
 	einfo "   repository: ${repository} => ${branch_dir}"

 	${EBZR_FETCH_CMD} ${EBZR_OPTIONS} "${repository}" "${branch_dir}" \
 		|| die "${EBZR}: can't branch from ${repository}."
 }

 # @FUNCTION: bzr_update
 # @DESCRIPTION:
 # Updates the source code from a repository, via ${EBZR_UPDATE_CMD}.
 bzr_update() {
 	local repository="${1}";

 	if [[ -n "${EBZR_OFFLINE}" ]]; then
 		einfo "skipping bzr update -->"
 		einfo "   repository: ${repository}"
 	else
 		# update branch
 		einfo "bzr update start -->"
 		einfo "   repository: ${repository}"

 		pushd "${EBZR_BRANCH_DIR}" > /dev/null
 		${EBZR_UPDATE_CMD} ${EBZR_OPTIONS} \
 			|| die "${EBZR}: can't update from ${repository}."
 		popd > /dev/null
 	fi
 }

 # @FUNCTION: bzr_fetch
 # @DESCRIPTION:
 # Wrapper function to fetch sources from a Bazaar repository via bzr
 # fetch or bzr update, depending on whether there is an existing
 # working copy in ${EBZR_BRANCH_DIR}.
 bzr_fetch() {
 	local EBZR_BRANCH_DIR

 	# EBZR_REPO_URI is empty.
 	[[ ${EBZR_REPO_URI} ]] || die "${EBZR}: EBZR_REPO_URI is empty."

 	# check for the protocol or pull from a local repo.
 	if [[ -z ${EBZR_REPO_URI%%:*} ]] ; then
 		case ${EBZR_REPO_URI%%:*} in
 			# lp: seems to be an alias to https://launchpad.net
 			http|https|rsync|lp)
 				;;
 			sftp)
 				if ! built_with_use --missing true dev-vcs/bzr sftp; then
 					eerror "To fetch sources from ${EBZR_REPO_URI} you need SFTP"
 					eerror "support in dev-vcs/bzr."
 					die "Please, rebuild dev-vcs/bzr with the sftp USE flag enabled."
 				fi
 				;;
 			*)
 				die "${EBZR}: fetch from ${EBZR_REPO_URI%:*} is not yet implemented."
 				;;
 		esac
 	fi

 	if [[ ! -d ${EBZR_STORE_DIR} ]] ; then
 		debug-print "${FUNCNAME}: initial branch. Creating bzr directory"
 		local save_sandbox_write=${SANDBOX_WRITE}
 		addwrite /
 		mkdir -p "${EBZR_STORE_DIR}" \
 			|| die "${EBZR}: can't mkdir ${EBZR_STORE_DIR}."
 		SANDBOX_WRITE=${save_sandbox_write}
 	fi

 	pushd "${EBZR_STORE_DIR}" > /dev/null \
 		|| die "${EBZR}: can't chdir to ${EBZR_STORE_DIR}"

 	EBZR_BRANCH_DIR="${EBZR_STORE_DIR}/${EBZR_CACHE_DIR}"

 	addwrite "${EBZR_STORE_DIR}"
 	addwrite "${EBZR_BRANCH_DIR}"

 	debug-print "${FUNCNAME}: EBZR_OPTIONS = ${EBZR_OPTIONS}"

 	# Run bzr_initial_fetch() only if the branch has not been pulled
 	# before or if the existing local copy is a full checkout (as did
 	# an older version of bzr.eclass)
 	if [[ ! -d ${EBZR_BRANCH_DIR} ]] ; then
 		bzr_initial_fetch "${EBZR_REPO_URI}" "${EBZR_BRANCH_DIR}"
 	elif [[ ${EBZR_FETCH_CMD} == *lightweight* \
 		&& -d ${EBZR_BRANCH_DIR}/.bzr/repository ]]; then
 		einfo "Re-fetching the branch to save space..."
 		rm -rf "${EBZR_BRANCH_DIR}"
 		bzr_initial_fetch "${EBZR_REPO_URI}" "${EBZR_BRANCH_DIR}"
 	else
 		bzr_update "${EBZR_REPO_URI}" "${EBZR_BRANCH_DIR}"
 	fi

 	cd "${EBZR_BRANCH_DIR}"

 	einfo "exporting ..."

 	if [[ -z ${EBZR_REVISION} ]]; then
 		rsync -rlpgo --exclude=".bzr/" . "${WORKDIR}/${P}" \
 			|| die "${EBZR}: export failed"
 	else
 		# revisions of a lightweight checkout are only available when online
 		[[ -z ${EBZR_OFFLINE} || -d ${EBZR_BRANCH_DIR}/.bzr/repository ]] \
 			|| die "${EBZR}: No support for revisions when off-line"
 		${EBZR_EXPORT_CMD} -r "${EBZR_REVISION}" "${WORKDIR}/${P}" \
 			|| die "${EBZR}: export failed"
 	fi

 	popd > /dev/null
 }

 # @FUNCTION: bzr_bootstrap
 # @DESCRIPTION:
 # Apply patches in ${EBZR_PATCHES} and run ${EBZR_BOOTSTRAP} if specified.
 bzr_bootstrap() {
 	local patch lpatch

 	pushd "${S}" > /dev/null

 	if [[ -n ${EBZR_PATCHES} ]] ; then
 		einfo "apply patches -->"

 		for patch in ${EBZR_PATCHES} ; do
 			if [[ -f ${patch} ]] ; then
 				epatch ${patch}
 			else
 				# This loop takes care of wildcarded patches given via
 				# EBZR_PATCHES in an ebuild
 				for lpatch in "${FILESDIR}"/${patch} ; do
 					if [[ -f ${lpatch} ]] ; then
 						epatch ${lpatch}
 					else
 						die "${EBZR}: ${patch} is not found"
 					fi
 				done
 			fi
 		done
 	fi

 	if [[ -n ${EBZR_BOOTSTRAP} ]] ; then
 		einfo "begin bootstrap -->"

 		if [[ -f ${EBZR_BOOTSTRAP} ]] && [[ -x ${EBZR_BOOTSTRAP} ]] ; then
 			einfo "   bootstrap with a file: ${EBZR_BOOTSTRAP}"
 			"./${EBZR_BOOTSTRAP}" \
 				|| die "${EBZR}: can't execute EBZR_BOOTSTRAP."
 		else
 			einfo "   bootstrap with commands: ${EBZR_BOOTSTRAP}"
 			"${EBZR_BOOTSTRAP}" \
 				|| die "${EBZR}: can't eval EBZR_BOOTSTRAP."
 		fi
 	fi

 	popd > /dev/null
 }

 # @FUNCTION: bzr_src_unpack
 # @DESCRIPTION:
 # Default src_unpack(). Includes bzr_fetch() and bootstrap().
 bzr_src_unpack() {
 	if ! [ -z ${EBZR_BRANCH} ]; then
 		# This test will go away on 01 Jul 2010
 		eerror "This ebuild uses EBZR_BRANCH which is not supported anymore"
 		eerror "by the bzr.eclass.  Please report this to the ebuild's maintainer."
 		die "EBZR_BRANCH still defined"
 	fi
 	bzr_fetch || die "${EBZR}: unknown problem in bzr_fetch()."
 	case "${EAPI:-0}" in
 		0|1) bzr_src_prepare ;;
 	esac
 }

 # @FUNCTION: bzr_src_prepare
 # @DESCRIPTION:
 # Default src_prepare(). Executes bzr_bootstrap() for patch
 # application and Make file generation (if needed).
 bzr_src_prepare() {
 	bzr_bootstrap || die "${EBZR}: unknown problem in bzr_bootstrap()."
 }
	# Copyright 1999-2009 Gentoo Foundation
	# Distributed under the terms of the GNU General Public License v2
	# $Header: /var/cvsroot/gentoo-x86/eclass/bzr.eclass,v 1.8 2010/03/05 09:35:23 fauli Exp $
	#
	# @ECLASS: bzr.eclass
	# @MAINTAINER:
	# Jorge Manuel B. S. Vicetto <jmbsvicetto@gentoo.org>,
	# Ulrich Mueller <ulm@gentoo.org>,
	# Christian Faulhammer <fauli@gentoo.org>,
	# Mark Lee <bzr-gentoo-overlay@lazymalevolence.com>,
	# and anyone who wants to help
	# @BLURB: This eclass provides support to use the Bazaar VCS
	# @DESCRIPTION:
	# The bzr.eclass provides support for apps using the Bazaar VCS
	# (distributed version control system).
	# The eclass was originally derived from the git eclass.
	#
	# Note: Just set EBZR_REPO_URI to the URI of the branch and the src_unpack()
	# of this eclass will put an export of the branch in ${WORKDIR}/${PN}.

	inherit eutils

	EBZR="bzr.eclass"

	case "${EAPI:-0}" in
	0\|1) EXPORT_FUNCTIONS src_unpack ;;
	*) EXPORT_FUNCTIONS src_unpack src_prepare ;;
	esac

	HOMEPAGE="http://bazaar-vcs.org/"
	DESCRIPTION="Based on the ${EBZR} eclass"

	DEPEND=">=dev-vcs/bzr-1.5"

	# @ECLASS-VARIABLE: EBZR_STORE_DIR
	# @DESCRIPTION:
	# The directory to store all fetched Bazaar live sources.
	: ${EBZR_STORE_DIR:=${PORTAGE_ACTUAL_DISTDIR-${DISTDIR}}/bzr-src}

	# @ECLASS-VARIABLE: EBZR_FETCH_CMD
	# @DESCRIPTION:
	# The Bazaar command to fetch the sources.
	EBZR_FETCH_CMD="bzr checkout --lightweight"

	# @ECLASS-VARIABLE: EBZR_UPDATE_CMD
	# @DESCRIPTION:
	# The Bazaar command to update the sources.
	EBZR_UPDATE_CMD="bzr update"

	# @ECLASS-VARIABLE: EBZR_DIFF_CMD
	# @DESCRIPTION:
	# The Bazaar command to get the diff output.
	EBZR_DIFF_CMD="bzr diff"

	# @ECLASS-VARIABLE: EBZR_EXPORT_CMD
	# @DESCRIPTION:
	# The Bazaar command to export a branch.
	EBZR_EXPORT_CMD="bzr export"

	# @ECLASS-VARIABLE: EBZR_REVNO_CMD
	# @DESCRIPTION:
	# The Bazaar command to list a revision number of the branch.
	EBZR_REVNO_CMD="bzr revno"

	# @ECLASS-VARIABLE: EBZR_OPTIONS
	# @DESCRIPTION:
	# The options passed to the fetch and update commands.
	EBZR_OPTIONS="${EBZR_OPTIONS:-}"

	# @ECLASS-VARIABLE: EBZR_REPO_URI
	# @DESCRIPTION:
	# The repository URI for the source package.
	#
	# @CODE
	# Supported protocols:
	# - http://
	# - https://
	# - sftp://
	# - rsync://
	# - lp:
	# @CODE
	#
	# Note: lp: seems to be an alias for https://launchpad.net
	EBZR_REPO_URI="${EBZR_REPO_URI:-}"

	# @ECLASS-VARIABLE: EBZR_BOOTSTRAP
	# @DESCRIPTION:
	# Bootstrap script or command like autogen.sh or etc.
	EBZR_BOOTSTRAP="${EBZR_BOOTSTRAP:-}"

	# @ECLASS-VARIABLE: EBZR_PATCHES
	# @DESCRIPTION:
	# bzr eclass can apply patches in bzr_bootstrap().
	# You can use regular expressions in this variable like *.diff or
	# *.patch and the like.
	# NOTE: These patches will bei applied before EBZR_BOOTSTRAP is processed.
	#
	# Patches are searched both in ${PWD} and ${FILESDIR}, if not found in either
	# location, the installation dies.
	EBZR_PATCHES="${EBZR_PATCHES:-}"

	# @ECLASS-VARIABLE: EBZR_REVISION
	# @DESCRIPTION:
	# Revision to fetch, defaults to the latest
	# (see http://bazaar-vcs.org/BzrRevisionSpec or bzr help revisionspec).
	# If you set this to a non-empty value, then it is recommended not to
	# use a lightweight checkout (see also EBZR_FETCH_CMD).
	EBZR_REVISION="${EBZR_REVISION:-}"

	# @ECLASS-VARIABLE: EBZR_CACHE_DIR
	# @DESCRIPTION:
	# The directory to store the source for the package, relative to
	# EBZR_STORE_DIR.
	#
	# default: ${PN}
	EBZR_CACHE_DIR="${EBZR_CACHE_DIR:-${PN}}"

	# @ECLASS-VARIABLE: EBZR_OFFLINE
	# @DESCRIPTION:
	# Set this variable to a non-empty value to disable the automatic updating of
	# a bzr source tree. This is intended to be set outside the ebuild by users.
	EBZR_OFFLINE="${EBZR_OFFLINE:-${ESCM_OFFLINE}}"

	# @FUNCTION: bzr_initial_fetch
	# @DESCRIPTION:
	# Retrieves the source code from a repository for the first time, via
	# ${EBZR_FETCH_CMD}.
	bzr_initial_fetch() {
	local repository="${1}";
	local branch_dir="${2}";

	# fetch branch
	einfo "bzr fetch start -->"
	einfo " repository: ${repository} => ${branch_dir}"

	${EBZR_FETCH_CMD} ${EBZR_OPTIONS} "${repository}" "${branch_dir}" \
	\|\| die "${EBZR}: can't branch from ${repository}."
	}

	# @FUNCTION: bzr_update
	# @DESCRIPTION:
	# Updates the source code from a repository, via ${EBZR_UPDATE_CMD}.
	bzr_update() {
	local repository="${1}";

	if [[ -n "${EBZR_OFFLINE}" ]]; then
	einfo "skipping bzr update -->"
	einfo " repository: ${repository}"
	else
	# update branch
	einfo "bzr update start -->"
	einfo " repository: ${repository}"

	pushd "${EBZR_BRANCH_DIR}" > /dev/null
	${EBZR_UPDATE_CMD} ${EBZR_OPTIONS} \
	\|\| die "${EBZR}: can't update from ${repository}."
	popd > /dev/null
	fi
	}

	# @FUNCTION: bzr_fetch
	# @DESCRIPTION:
	# Wrapper function to fetch sources from a Bazaar repository via bzr
	# fetch or bzr update, depending on whether there is an existing
	# working copy in ${EBZR_BRANCH_DIR}.
	bzr_fetch() {
	local EBZR_BRANCH_DIR

	# EBZR_REPO_URI is empty.
	[[ ${EBZR_REPO_URI} ]] \|\| die "${EBZR}: EBZR_REPO_URI is empty."

	# check for the protocol or pull from a local repo.
	if [[ -z ${EBZR_REPO_URI%%:*} ]] ; then
	case ${EBZR_REPO_URI%%:*} in
	# lp: seems to be an alias to https://launchpad.net
	http\|https\|rsync\|lp)
	;;
	sftp)
	if ! built_with_use --missing true dev-vcs/bzr sftp; then
	eerror "To fetch sources from ${EBZR_REPO_URI} you need SFTP"
	eerror "support in dev-vcs/bzr."
	die "Please, rebuild dev-vcs/bzr with the sftp USE flag enabled."
	fi
	;;
	*)
	die "${EBZR}: fetch from ${EBZR_REPO_URI%:*} is not yet implemented."
	;;
	esac
	fi

	if [[ ! -d ${EBZR_STORE_DIR} ]] ; then
	debug-print "${FUNCNAME}: initial branch. Creating bzr directory"
	local save_sandbox_write=${SANDBOX_WRITE}
	addwrite /
	mkdir -p "${EBZR_STORE_DIR}" \
	\|\| die "${EBZR}: can't mkdir ${EBZR_STORE_DIR}."
	SANDBOX_WRITE=${save_sandbox_write}
	fi

	pushd "${EBZR_STORE_DIR}" > /dev/null \
	\|\| die "${EBZR}: can't chdir to ${EBZR_STORE_DIR}"

	EBZR_BRANCH_DIR="${EBZR_STORE_DIR}/${EBZR_CACHE_DIR}"

	addwrite "${EBZR_STORE_DIR}"
	addwrite "${EBZR_BRANCH_DIR}"

	debug-print "${FUNCNAME}: EBZR_OPTIONS = ${EBZR_OPTIONS}"

	# Run bzr_initial_fetch() only if the branch has not been pulled
	# before or if the existing local copy is a full checkout (as did
	# an older version of bzr.eclass)
	if [[ ! -d ${EBZR_BRANCH_DIR} ]] ; then
	bzr_initial_fetch "${EBZR_REPO_URI}" "${EBZR_BRANCH_DIR}"
	elif [[ ${EBZR_FETCH_CMD} == lightweight \
	&& -d ${EBZR_BRANCH_DIR}/.bzr/repository ]]; then
	einfo "Re-fetching the branch to save space..."
	rm -rf "${EBZR_BRANCH_DIR}"
	bzr_initial_fetch "${EBZR_REPO_URI}" "${EBZR_BRANCH_DIR}"
	else
	bzr_update "${EBZR_REPO_URI}" "${EBZR_BRANCH_DIR}"
	fi

	cd "${EBZR_BRANCH_DIR}"

	einfo "exporting ..."

	if [[ -z ${EBZR_REVISION} ]]; then
	rsync -rlpgo --exclude=".bzr/" . "${WORKDIR}/${P}" \
	\|\| die "${EBZR}: export failed"
	else
	# revisions of a lightweight checkout are only available when online
	[[ -z ${EBZR_OFFLINE} \|\| -d ${EBZR_BRANCH_DIR}/.bzr/repository ]] \
	\|\| die "${EBZR}: No support for revisions when off-line"
	${EBZR_EXPORT_CMD} -r "${EBZR_REVISION}" "${WORKDIR}/${P}" \
	\|\| die "${EBZR}: export failed"
	fi

	popd > /dev/null
	}

	# @FUNCTION: bzr_bootstrap
	# @DESCRIPTION:
	# Apply patches in ${EBZR_PATCHES} and run ${EBZR_BOOTSTRAP} if specified.
	bzr_bootstrap() {
	local patch lpatch

	pushd "${S}" > /dev/null

	if [[ -n ${EBZR_PATCHES} ]] ; then
	einfo "apply patches -->"

	for patch in ${EBZR_PATCHES} ; do
	if [[ -f ${patch} ]] ; then
	epatch ${patch}
	else
	# This loop takes care of wildcarded patches given via
	# EBZR_PATCHES in an ebuild
	for lpatch in "${FILESDIR}"/${patch} ; do
	if [[ -f ${lpatch} ]] ; then
	epatch ${lpatch}
	else
	die "${EBZR}: ${patch} is not found"
	fi
	done
	fi
	done
	fi

	if [[ -n ${EBZR_BOOTSTRAP} ]] ; then
	einfo "begin bootstrap -->"

	if [[ -f ${EBZR_BOOTSTRAP} ]] && [[ -x ${EBZR_BOOTSTRAP} ]] ; then
	einfo " bootstrap with a file: ${EBZR_BOOTSTRAP}"
	"./${EBZR_BOOTSTRAP}" \
	\|\| die "${EBZR}: can't execute EBZR_BOOTSTRAP."
	else
	einfo " bootstrap with commands: ${EBZR_BOOTSTRAP}"
	"${EBZR_BOOTSTRAP}" \
	\|\| die "${EBZR}: can't eval EBZR_BOOTSTRAP."
	fi
	fi

	popd > /dev/null
	}

	# @FUNCTION: bzr_src_unpack
	# @DESCRIPTION:
	# Default src_unpack(). Includes bzr_fetch() and bootstrap().
	bzr_src_unpack() {
	if ! [ -z ${EBZR_BRANCH} ]; then
	# This test will go away on 01 Jul 2010
	eerror "This ebuild uses EBZR_BRANCH which is not supported anymore"
	eerror "by the bzr.eclass. Please report this to the ebuild's maintainer."
	die "EBZR_BRANCH still defined"
	fi
	bzr_fetch \|\| die "${EBZR}: unknown problem in bzr_fetch()."
	case "${EAPI:-0}" in
	0\|1) bzr_src_prepare ;;
	esac
	}

	# @FUNCTION: bzr_src_prepare
	# @DESCRIPTION:
	# Default src_prepare(). Executes bzr_bootstrap() for patch
	# application and Make file generation (if needed).
	bzr_src_prepare() {
	bzr_bootstrap \|\| die "${EBZR}: unknown problem in bzr_bootstrap()."
	}