1 files changed, 126 insertions, 0 deletions
diff --git a/scripts/libmakepkg/source/fossil.sh.in b/scripts/libmakepkg/source/fossil.sh.in
new file mode 100644
index 00000000..91cb114b
--- /dev/null
+++ b/scripts/libmakepkg/source/fossil.sh.in
@@ -0,0 +1,126 @@
+#!/bin/bash
+#
+#   fossil.sh - function for handling the download and extraction of Fossil sources
+#
+#   Copyright (c) 2020 Pacman Development Team <pacman-dev@archlinux.org>
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 2 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+[[ -n "$LIBMAKEPKG_SOURCE_FOSSIL_SH" ]] && return
+LIBMAKEPKG_SOURCE_FOSSIL_SH=1
+
+
+LIBRARY=${LIBRARY:-'@libmakepkgdir@'}
+
+source "$LIBRARY/util/message.sh"
+source "$LIBRARY/util/pkgbuild.sh"
+
+download_fossil() {
+	# abort early if parent says not to fetch
+	if declare -p get_vcs > /dev/null 2>&1; then
+		(( get_vcs )) || return
+	fi
+
+	local netfile=$1
+
+	local db=$(get_filepath "$netfile")
+	[[ -z "$db" ]] && db="$SRCDEST/$(get_filename "$netfile")"
+
+	local repo=$db
+
+	local url=$(get_url "$netfile")
+	url=${url#fossil+}
+	url=${url%%#*}
+	url=${url%%\?*}
+
+	if [[ ! -f "$db" ]]; then
+		msg2 "$(gettext "Cloning %s %s repo...")" "${repo}" "fossil"
+		if ! fossil clone "$url" "$db"; then
+			error "$(gettext "Failure while downloading %s %s repo")" "${repo}" "fossil"
+			plainerr "$(gettext "Aborting...")"
+			exit 1
+		fi
+	elif (( ! HOLDVER )); then
+		# Make sure we are fetching the right repo
+		if ! [[ $(fossil remote -R "$db") = "$url" ]]; then
+			error "$(gettext "%s is not a clone of %s")" "$db" "$url"
+			plainerr "$(gettext "Aborting...")"
+			exit 1
+		fi
+		msg2 "$(gettext "Updating %s %s repo...")" "${repo}" "fossil"
+		if ! fossil pull -R "$db"; then
+			# only warn on failure to allow offline builds
+			warning "$(gettext "Failure while updating %s %s repo")" "${repo}" "fossil"
+		fi
+	fi
+}
+
+extract_fossil() {
+	local netfile=$1 tagname
+
+	local fragment=$(get_uri_fragment "$netfile")
+	local repo=$(get_filename "$netfile")
+
+	local db=$(get_filepath "$netfile")
+	[[ -z "$db" ]] && db="$SRCDEST/$(get_filename "$netfile")"
+	local dir=${db%%.fossil}
+	dir=${dir##*/}
+
+	msg2 "$(gettext "Creating working copy of %s %s repo...")" "${repo}" "fossil"
+	pushd "$srcdir" &>/dev/null
+
+	if [[ -d "$dir" ]]; then
+		if [[ -f "$dir/.fslckout" ]]; then
+			cd_safe "$dir"
+			if ! [[ $(fossil info | awk '/^repository/ {print $2}') = "$db" ]]; then
+				error "$(gettext "%s is not a checkout of %s repo %s")" "${srcdir}/${dir}" "fossil" "${repo}"
+				plainerr "$(gettext "Aborting...")"
+				exit 1
+			fi
+			cd_safe "$srcdir"
+		else
+			error "$(gettext "%s is not a checkout of %s repo %s")" "${srcdir}/${dir}" "fossil" "${repo}"
+			plainerr "$(gettext "Aborting...")"
+			exit 1
+		fi
+	elif ! fossil open "$db" --workdir "$dir" >/dev/null; then
+		error "$(gettext "Failure while creating working copy of %s %s repo")" "${repo}" "fossil"
+		plainerr "$(gettext "Aborting...")"
+		exit 1
+	fi
+
+	cd_safe "${dir##*/}"
+
+	ref=tip
+	if [[ -n $fragment ]]; then
+		case ${fragment%%=*} in
+			branch|commit|tag)
+				ref=${fragment##*=}
+				;;
+			*)
+				error "$(gettext "Unrecognized reference: %s")" "${fragment}"
+				plainerr "$(gettext "Aborting...")"
+				exit 1
+		esac
+	fi
+
+	if ! fossil update "$ref" >/dev/null; then
+		error "$(gettext "Failure while creating working copy of %s %s repo")" "${repo}" "fossil"
+		plainerr "$(gettext "Aborting...")"
+		exit 1
+	fi
+
+	popd &>/dev/null
+}