Add support for system images that contain the root directory
When the root directory is included in system, the assumption that
system is mounted at /system breaks down. Redirect /system to /
in that case.
Change-Id: I8031b32d7cb9ca699c1cc22939e28afce9d1c847
diff --git a/tools/releasetools/common.py b/tools/releasetools/common.py
index 5fcdbe4..9112108 100644
--- a/tools/releasetools/common.py
+++ b/tools/releasetools/common.py
@@ -202,7 +202,7 @@
makeint("boot_size")
makeint("fstab_version")
- d["fstab"] = LoadRecoveryFSTab(read_helper, d["fstab_version"])
+ d["fstab"] = LoadRecoveryFSTab(read_helper, d["fstab_version"], d.get("system_root_image", False))
d["build.prop"] = LoadBuildProp(read_helper)
return d
@@ -225,7 +225,7 @@
d[name] = value
return d
-def LoadRecoveryFSTab(read_helper, fstab_version):
+def LoadRecoveryFSTab(read_helper, fstab_version, system_root_image=False):
class Partition(object):
def __init__(self, mount_point, fs_type, device, length, device2, context):
self.mount_point = mount_point
@@ -317,6 +317,11 @@
else:
raise ValueError("Unknown fstab_version: \"%d\"" % (fstab_version,))
+ # / is used for the system mount point when the root directory is included in
+ # system. Other areas assume system is always at "/system" so point /system at /
+ if system_root_image:
+ assert not d.has_key("/system") and d.has_key("/")
+ d["/system"] = d["/"]
return d