fastbootd: Add getvar is-force-debuggable
Export ro.force.debuggable property so that the user can check image
compatibility prior to running fastboot flash.
For example, if is-force-debuggable is yes, then the "system" and
"vendor" build fingerprint must match.
Bug: 191649082
Test: fastboot getvar is-force-debuggable
Change-Id: I772d98253f58ba208d5803e18b589ff693deebd0
diff --git a/fastboot/constants.h b/fastboot/constants.h
index f6fc74e..ad169d1 100644
--- a/fastboot/constants.h
+++ b/fastboot/constants.h
@@ -64,6 +64,7 @@
#define FB_VAR_SLOT_UNBOOTABLE "slot-unbootable"
#define FB_VAR_IS_LOGICAL "is-logical"
#define FB_VAR_IS_USERSPACE "is-userspace"
+#define FB_VAR_IS_FORCE_DEBUGGABLE "is-force-debuggable"
#define FB_VAR_HW_REVISION "hw-revision"
#define FB_VAR_VARIANT "variant"
#define FB_VAR_OFF_MODE_CHARGE_STATE "off-mode-charge"