# Copyright 2004 Gentoo Technologies, Inc. # Distributed under the terms of the GNU General Public License v2 # $Header: /var/cvsroot/gentoo-x86/eclass/darcs.eclass,v 1.7 2008/05/14 18:13:14 kolmodin Exp $ # # darcs eclass author: Andres Loeh <kosmikus@gentoo.org> # tla eclass author: <rphillips@gentoo.org> # Original Author: Jeffrey Yasskin <jyasskin@mail.utexas.edu> # # Originally derived from the tla eclass, which is derived from the # cvs eclass. # # This eclass provides the generic darcs fetching functions. # to use from an ebuild, set the 'ebuild-configurable settings' below in your # ebuild before inheriting. then either leave the default src_unpack or extend # over darcs_src_unpack. # Most of the time, you will define only $EDARCS_REPOSITORY in your # ebuild. # TODO: support for tags, ... # Don't download anything other than the darcs repository SRC_URI="" # You shouldn't change these settings yourself! The ebuild/eclass inheriting # this eclass will take care of that. # --- begin ebuild-configurable settings # darcs command to run [ -z "$EDARCS_DARCS_CMD" ] && EDARCS_DARCS_CMD="darcs" # darcs commands with command-specific options [ -z "$EDARCS_GET_CMD" ] && EDARCS_GET_CMD="get --partial" [ -z "$EDARCS_UPDATE_CMD" ] && EDARCS_UPDATE_CMD="pull" # options to pass to both the "get" and "update" commands [ -z "$EDARCS_OPTIONS" ] && EDARCS_OPTIONS="--set-scripts-executable" # Where the darcs repositories are stored/accessed [ -z "$EDARCS_TOP_DIR" ] && EDARCS_TOP_DIR="${PORTAGE_ACTUAL_DISTDIR-${DISTDIR}}/darcs-src" # The URI to the repository. [ -z "$EDARCS_REPOSITORY" ] && EDARCS_REPOSITORY="" # EDARCS_CLEAN: set this to something to get a clean copy when updating # (removes the working directory, then uses $EDARCS_GET_CMD to # re-download it.) # --- end ebuild-configurable settings --- # add darcs to deps DEPEND="dev-util/darcs" # is called from darcs_src_unpack darcs_fetch() { # The local directory to store the repository (useful to ensure a # unique local name); relative to EDARCS_TOP_DIR [ -z "$EDARCS_LOCALREPO" ] && [ -n "$EDARCS_REPOSITORY" ] \ && EDARCS_LOCALREPO=${EDARCS_REPOSITORY%/} \ && EDARCS_LOCALREPO=${EDARCS_LOCALREPO##*/} debug-print-function $FUNCNAME $* if [ -n "$EDARCS_CLEAN" ]; then rm -rf $EDARCS_TOP_DIR/$EDARCS_LOCALREPO fi # create the top dir if needed if [ ! -d "$EDARCS_TOP_DIR" ]; then # note that the addwrite statements in this block are only there to allow creating EDARCS_TOP_DIR; # we've already allowed writing inside it # this is because it's simpler than trying to find out the parent path of the directory, which # would need to be the real path and not a symlink for things to work (so we can't just remove # the last path element in the string) debug-print "$FUNCNAME: checkout mode. creating darcs directory" addwrite /foobar addwrite / mkdir -p "$EDARCS_TOP_DIR" export SANDBOX_WRITE="${SANDBOX_WRITE//:\/foobar:\/}" fi # in case EDARCS_DARCS_DIR is a symlink to a dir, get the real # dir's path, otherwise addwrite() doesn't work. pushd . cd -P "$EDARCS_TOP_DIR" > /dev/null EDARCS_TOP_DIR="`/bin/pwd`" # disable the sandbox for this dir addwrite "$EDARCS_TOP_DIR" # determine checkout or update mode and change to the right directory. if [ ! -d "$EDARCS_TOP_DIR/$EDARCS_LOCALREPO/_darcs" ]; then mode=get cd "$EDARCS_TOP_DIR" else mode=update cd "$EDARCS_TOP_DIR/$EDARCS_LOCALREPO" fi # commands to run local cmdget="${EDARCS_DARCS_CMD} ${EDARCS_GET_CMD} ${EDARCS_OPTIONS} --repo-name=${EDARCS_LOCALREPO} ${EDARCS_REPOSITORY}" local cmdupdate="${EDARCS_DARCS_CMD} ${EDARCS_UPDATE_CMD} --all ${EDARCS_OPTIONS} ${EDARCS_REPOSITORY}" if [ "${mode}" == "get" ]; then einfo "Running $cmdget" eval $cmdget || die "darcs get command failed" elif [ "${mode}" == "update" ]; then einfo "Running $cmdupdate" eval $cmdupdate || die "darcs update command failed" fi popd } darcs_src_unpack() { # The local directory to store the repository (useful to ensure a # unique local name); relative to EDARCS_TOP_DIR [ -z "$EDARCS_LOCALREPO" ] && [ -n "$EDARCS_REPOSITORY" ] \ && EDARCS_LOCALREPO=${EDARCS_REPOSITORY%/} \ && EDARCS_LOCALREPO=${EDARCS_LOCALREPO##*/} local EDARCS_SHOPT debug-print-function $FUNCNAME $* debug-print "$FUNCNAME: init: EDARCS_DARCS_CMD=$EDARCS_DARCS_CMD EDARCS_GET_CMD=$EDARCS_GET_CMD EDARCS_UPDATE_CMD=$EDARCS_UPDATE_CMD EDARCS_OPTIONS=$EDARCS_OPTIONS EDARCS_TOP_DIR=$EDARCS_TOP_DIR EDARCS_REPOSITORY=$EDARCS_REPOSITORY EDARCS_LOCALREPO=$EDARCS_LOCALREPO EDARCS_CLEAN=$EDARCS_CLEAN" einfo "Fetching darcs repository $EDARCS_REPOSITORY into $EDARCS_TOP_DIR..." darcs_fetch einfo "Copying $EDARCS_LOCALREPO from $EDARCS_TOP_DIR..." debug-print "Copying $EDARCS_LOCALREPO from $EDARCS_TOP_DIR..." # probably redundant, but best to make sure # Use ${WORKDIR}/${P} rather than ${S} so user can point ${S} to something inside. mkdir -p "${WORKDIR}/${P}" EDARCS_SHOPT=$(shopt -p dotglob) shopt -s dotglob # get any dotfiles too. rsync -rlpgo --exclude="_darcs/" "$EDARCS_TOP_DIR/$EDARCS_LOCALREPO"/* "${WORKDIR}/${P}" eval ${EDARCS_SHOPT} # reset shopt einfo "Darcs repository contents are now in ${WORKDIR}/${P}" } EXPORT_FUNCTIONS src_unpack