src: modularize repo layout into a library

This will greatly help us to structure the functionality and commands in
a more sane way. We will distribute the sources as actual libraries and
reuse code with imports instead of processing everything with m4 and
duplicating a lot of code.

1 files changed, 0 insertions, 62 deletions

diff --git a/lib/archroot.sh b/lib/archroot.sh
deleted file mode 100644
index d7917da..0000000
--- a/lib/archroot.sh
+++ /dev/null
@@ -1,62 +0,0 @@
-#!/hint/bash
-#
-# SPDX-License-Identifier: GPL-3.0-or-later
-:
-
-# shellcheck disable=2034
-CHROOT_VERSION='v4'
-
-##
-#  usage : check_root $keepenv
-##
-orig_argv=("${BASH_SOURCE[0]}" "$@")
-check_root() {
-	local keepenv=$1
-
-	(( EUID == 0 )) && return
-	if type -P sudo >/dev/null; then
-		exec sudo --preserve-env=$keepenv -- "${orig_argv[@]}"
-	else
-		exec su root -c "$(printf ' %q' "${orig_argv[@]}")"
-	fi
-}
-
-##
-#  usage : is_btrfs( $path )
-# return : whether $path is on a btrfs
-##
-is_btrfs() {
-	[[ -e "$1" && "$(stat -f -c %T "$1")" == btrfs ]]
-}
-
-##
-#  usage : is_subvolume( $path )
-# return : whether $path is a the root of a btrfs subvolume (including
-#          the top-level subvolume).
-##
-is_subvolume() {
-	[[ -e "$1" && "$(stat -f -c %T "$1")" == btrfs && "$(stat -c %i "$1")" == 256 ]]
-}
-
-##
-#  usage : subvolume_delete_recursive( $path )
-#
-#    Find all btrfs subvolumes under and including $path and delete them.
-##
-subvolume_delete_recursive() {
-	local subvol
-
-	is_subvolume "$1" || return 0
-
-	while IFS= read -d $'\0' -r subvol; do
-		if ! subvolume_delete_recursive "$subvol"; then
-			return 1
-		fi
-	done < <(find "$1" -mindepth 1 -xdev -depth -inum 256 -print0)
-	if ! btrfs subvolume delete "$1" &>/dev/null; then
-		error "Unable to delete subvolume %s" "$subvol"
-		return 1
-	fi
-
-	return 0
-}