1 files changed, 80 insertions, 0 deletions
diff --git a/sh/rc-functions.in b/sh/rc-functions.in
new file mode 100644
index 00000000..2a57709c
--- /dev/null
+++ b/sh/rc-functions.in
@@ -0,0 +1,80 @@
+# Copyright 2007 Gentoo Foundation
+# Copyright 2007-2008 Roy Marples <roy@marples.name>
+# All rights reserved. Released under the 2-clause BSD license.
+
+has_addon()
+{
+	[ -e "${RC_LIBDIR}/addons/$1.sh" ] || [ -e /lib/rcscripts/addons/"$1".sh ]
+}
+
+import_addon()
+{
+	if [ -e "${RC_LIBDIR}/addons/$1.sh" ]; then
+		. "${RC_LIBDIR}/addons/$1.sh"
+	elif [ -e /lib/rcscripts/addons/"$1".sh ]; then
+		. /lib/rcscripts/addons/"$1".sh
+	else
+		return 1
+	fi
+}
+
+start_addon()
+{
+	( import_addon "$1-start" )
+}
+
+stop_addon()
+{
+	( import_addon "$1-stop" )
+}
+
+net_fs_list="afs cifs coda davfs fuse gfs ncpfs nfs nfs4 ocfs2 shfs smbfs"
+is_net_fs()
+{
+	[ -z "$1" ] && return 1
+
+	# Check OS specific flags to see if we're local or net mounted
+	mountinfo --quiet --netdev "$1"  && return 0
+	mountinfo --quiet --nonetdev "$1" && return 1
+
+	# Fall back on fs types
+	local t=$(mountinfo --fstype "$1")
+	for x in ${net_fs_list}; do
+		[ "${x}" = "${t}" ] && return 0
+	done
+	return 1
+}
+
+is_union_fs()
+{
+	[ ! -x /sbin/unionctl ] && return 1
+	unionctl "$1" --list >/dev/null 2>&1
+}
+
+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
+}
+
+# Add our sbin to $PATH
+case "${PATH}" in
+	/lib/rc/sbin|/lib/rc/sbin:*);;
+	*) export PATH="/lib/rc/sbin:${PATH}";;
+esac