scripts: Add overridable indirect functions

3 files changed, 76 insertions, 2 deletions

diff --git a/scripts/functions b/scripts/functions
index e988b98..3ba5a27 100644
--- a/scripts/functions
+++ b/scripts/functions
@@ -513,3 +513,31 @@ mountfs()
 
 	${type}_mount_fs "$1"
 }
+
+# Mount the root file system.  It should be overridden by all
+# boot scripts.
+mountroot()
+{
+	:
+}
+
+# Run /scripts/${boot}-top.  This should be overridden by all boot
+# scripts.
+mount_top()
+{
+	:
+}
+
+# Run /scripts/${boot}-premount.  This should be overridden by all boot
+# scripts.
+mount_premount()
+{
+	:
+}
+
+# Run /scripts/${boot}-bottom.  This should be overridden by all boot
+# scripts.
+mount_bottom()
+{
+	:
+}
diff --git a/scripts/local b/scripts/local
index e1da5c7..0c61ca3 100644
--- a/scripts/local
+++ b/scripts/local
@@ -101,7 +101,7 @@ pre_mountroot()
 	done
 }
 
-mountroot()
+local_mount_root()
 {
 	local_top
 
@@ -160,3 +160,26 @@ local_mount_fs()
 	# Mount filesystem
 	mount ${roflag} -t "${MNT_TYPE}" -o "${MNT_OPTS}" "$MNT_FSNAME" "${rootmnt}${MNT_DIR}"
 }
+
+mountroot()
+{
+	local_mount_root
+}
+
+mount_top()
+{
+	# Note, also called directly in case it's overridden.
+	local_top
+}
+
+mount_premount()
+{
+	# Note, also called directly in case it's overridden.
+	local_premount
+}
+
+mount_bottom()
+{
+	# Note, also called directly in case it's overridden.
+	local_bottom
+}
diff --git a/scripts/nfs b/scripts/nfs
index 879cb5d..5422e6a 100644
--- a/scripts/nfs
+++ b/scripts/nfs
@@ -76,7 +76,7 @@ do_nfsmount()
 }
 
 # NFS root mounting
-mountroot()
+nfs_mount_root()
 {
 	nfs_top
 
@@ -142,3 +142,26 @@ nfs_mount_fs()
 	# the rootfs or /etc.
 	nfs_mount_fs_impl "$1"
 }
+
+mountroot()
+{
+	nfs_mount_root
+}
+
+mount_top()
+{
+	# Note, also called directly in case it's overridden.
+	nfs_top
+}
+
+mount_premount()
+{
+	# Note, also called directly in case it's overridden.
+	nfs_premount
+}
+
+mount_bottom()
+{
+	# Note, also called directly in case it's overridden.
+	nfs_bottom
+}