1 files changed, 52 insertions, 0 deletions
diff --git a/src/lib/util/pacman.sh b/src/lib/util/pacman.sh
new file mode 100644
index 0000000..f6c2d5f
--- /dev/null
+++ b/src/lib/util/pacman.sh
@@ -0,0 +1,52 @@
+#!/hint/bash
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+[[ -z ${DEVTOOLS_INCLUDE_UTIL_PACMAN_SH:-} ]] || return 0
+DEVTOOLS_INCLUDE_UTIL_PACMAN_SH=1
+
+_DEVTOOLS_LIBRARY_DIR=${_DEVTOOLS_LIBRARY_DIR:-@pkgdatadir@}
+# shellcheck source=src/lib/common.sh
+source "${_DEVTOOLS_LIBRARY_DIR}"/lib/common.sh
+
+set -e
+
+
+readonly _DEVTOOLS_PACMAN_CACHE_DIR=${XDG_CACHE_DIR:-$HOME/.cache}/devtools/pacman/db
+readonly _DEVTOOLS_PACMAN_CONF_DIR=${_DEVTOOLS_LIBRARY_DIR}/pacman.conf.d
+readonly _DEVTOOLS_MAKEPKG_CONF_DIR=${_DEVTOOLS_LIBRARY_DIR}/makepkg.conf.d
+
+
+update_pacman_repo_cache() {
+	mkdir -p "${_DEVTOOLS_PACMAN_CACHE_DIR}"
+	msg "Updating pacman database cache"
+	lock 10 "${_DEVTOOLS_PACMAN_CACHE_DIR}.lock" "Locking pacman database cache"
+	fakeroot -- pacman --config "${_DEVTOOLS_PACMAN_CONF_DIR}/multilib.conf" \
+		--dbpath "${_DEVTOOLS_PACMAN_CACHE_DIR}" \
+		-Sy
+	lock_close 10
+}
+
+get_pacman_repo_from_pkgbuild() {
+	local path=${1:-PKGBUILD}
+
+	# shellcheck source=contrib/makepkg/PKGBUILD.proto
+	mapfile -t pkgnames < <(source "${path}"; printf "%s\n" "${pkgname[@]}")
+
+	if (( ${#pkgnames[@]} == 0 )); then
+		die 'Failed to get pkgname from %s' "${path}"
+		return
+	fi
+
+	slock 10 "${_DEVTOOLS_PACMAN_CACHE_DIR}.lock" "Locking pacman database cache"
+	mapfile -t repos < <(pacman --config "${_DEVTOOLS_PACMAN_CONF_DIR}/multilib.conf" \
+		--dbpath "${_DEVTOOLS_PACMAN_CACHE_DIR}" \
+		-S \
+		--print \
+		--print-format '%n %r' \
+		"${pkgnames[0]}" | grep -E "^${pkgnames[0]} " | awk '{print $2}'
+	)
+	lock_close 10
+
+	printf "%s" "${repos[0]}"
+}