9c817b6549
Lookup the existence of matching functions for each protocol, and fallback on the generic file handler. New source protocols can then be added via thirdparty libmakepkg drop-ins without requiring modifications to source.sh Fixes FS#49076 Signed-off-by: Allan McRae <allan@archlinux.org>
136 lines
3.8 KiB
Bash
136 lines
3.8 KiB
Bash
#!/bin/bash
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#
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# git.sh - function for handling the download and "extraction" of Git sources
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#
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# Copyright (c) 2015-2018 Pacman Development Team <pacman-dev@archlinux.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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[[ -n "$LIBMAKEPKG_SOURCE_GIT_SH" ]] && return
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LIBMAKEPKG_SOURCE_GIT_SH=1
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LIBRARY=${LIBRARY:-'@libmakepkgdir@'}
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source "$LIBRARY/util/message.sh"
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source "$LIBRARY/util/pkgbuild.sh"
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download_git() {
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# abort early if parent says not to fetch
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if declare -p get_vcs > /dev/null 2>&1; then
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(( get_vcs )) || return
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fi
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local netfile=$1
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local dir=$(get_filepath "$netfile")
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[[ -z "$dir" ]] && dir="$SRCDEST/$(get_filename "$netfile")"
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local repo=$(get_filename "$netfile")
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local url=$(get_url "$netfile")
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url=${url#git+}
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url=${url%%#*}
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url=${url%%\?*}
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if [[ ! -d "$dir" ]] || dir_is_empty "$dir" ; then
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msg2 "$(gettext "Cloning %s %s repo...")" "${repo}" "git"
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if ! git clone --mirror "$url" "$dir"; then
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error "$(gettext "Failure while downloading %s %s repo")" "${repo}" "git"
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plain "$(gettext "Aborting...")"
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exit 1
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fi
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elif (( ! HOLDVER )); then
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cd_safe "$dir"
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# Make sure we are fetching the right repo
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if [[ "$url" != "$(git config --get remote.origin.url)" ]] ; then
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error "$(gettext "%s is not a clone of %s")" "$dir" "$url"
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plain "$(gettext "Aborting...")"
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exit 1
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fi
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msg2 "$(gettext "Updating %s %s repo...")" "${repo}" "git"
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if ! git fetch --all -p; then
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# only warn on failure to allow offline builds
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warning "$(gettext "Failure while updating %s %s repo")" "${repo}" "git"
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fi
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fi
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}
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extract_git() {
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local netfile=$1 tagname
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local fragment=$(get_uri_fragment "$netfile")
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local repo=$(get_filename "$netfile")
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local dir=$(get_filepath "$netfile")
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[[ -z "$dir" ]] && dir="$SRCDEST/$(get_filename "$netfile")"
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msg2 "$(gettext "Creating working copy of %s %s repo...")" "${repo}" "git"
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pushd "$srcdir" &>/dev/null
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local updating=0
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if [[ -d "${dir##*/}" ]]; then
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updating=1
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cd_safe "${dir##*/}"
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if ! git fetch; then
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error "$(gettext "Failure while updating working copy of %s %s repo")" "${repo}" "git"
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plain "$(gettext "Aborting...")"
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exit 1
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fi
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cd_safe "$srcdir"
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elif ! git clone "$dir" "${dir##*/}"; then
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error "$(gettext "Failure while creating working copy of %s %s repo")" "${repo}" "git"
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plain "$(gettext "Aborting...")"
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exit 1
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fi
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cd_safe "${dir##*/}"
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local ref=origin/HEAD
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if [[ -n $fragment ]]; then
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case ${fragment%%=*} in
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commit|tag)
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ref=${fragment##*=}
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;;
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branch)
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ref=origin/${fragment##*=}
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;;
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*)
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error "$(gettext "Unrecognized reference: %s")" "${fragment}"
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plain "$(gettext "Aborting...")"
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exit 1
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esac
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fi
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if [[ ${fragment%%=*} = tag ]]; then
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tagname="$(git tag -l --format='%(tag)' "$ref")"
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if [[ -n $tagname && $tagname != $ref ]]; then
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error "$(gettext "Failure while checking out version %s, the git tag has been forged")" "$ref"
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plain "$(gettext "Aborting...")"
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exit 1
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fi
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fi
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if [[ $ref != "origin/HEAD" ]] || (( updating )) ; then
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if ! git checkout --force --no-track -B makepkg $ref; then
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error "$(gettext "Failure while creating working copy of %s %s repo")" "${repo}" "git"
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plain "$(gettext "Aborting...")"
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exit 1
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fi
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fi
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popd &>/dev/null
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}
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