1 files changed, 60 insertions, 0 deletions
diff --git a/sh/rc-functions.sh b/sh/rc-functions.sh
new file mode 100755
index 0000000..586471d
--- /dev/null
+++ b/sh/rc-functions.sh
@@ -0,0 +1,60 @@
+# Copyright 2007 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+has_addon() {
+	[ -e "${RC_LIBDIR}/addons/$1.sh" ]
+}
+
+import_addon() {
+	if has_addon "$1" ; then
+		. "${RC_LIBDIR}/addons/$1.sh"
+		return 0
+	fi
+	return 1
+}
+
+start_addon() {
+	( import_addon "$1-start" )
+}
+
+stop_addon() {
+	( import_addon "$1-stop" )
+}
+
+is_net_fs() {
+	[ -z "$1" ] && return 1
+
+	local t=$(mountinfo --fstype "$1" )
+	for x in ${RC_NET_FS_LIST} ; do
+		[ "${x}" = "${t}" ] && return 0
+	done
+	return 1
+}
+
+is_union_fs() {
+	[ ! -x /sbin/unionctl ] && return 1
+	unionctl "$1" --list >/dev/null 2>/dev/null
+}
+
+get_bootparam() {
+	local match="$1"
+	[ -z "${match}" -o ! -r /proc/cmdline ] && return 1
+
+	set -- $(cat /proc/cmdline)
+	while [ -n "$1" ] ; do
+		case "$1" in
+			gentoo=*)
+				local params="${1##*=}"
+				local IFS=, x=
+				for x in ${params} ; do
+					[ "${x}" = "${match}" ] && return 0
+				done
+				;;
+		esac
+		shift
+	done
+
+	return 1
+}
+
+# vim: set ts=4 :