Previously because /sbin/healthd does not exist on the build host, make
always tries to rebuild the symlink even in an already-up-to-date tree.
Change-Id: I41201282281476b14eaf4c7d9b2e09fe367c1422
* Add healthd charger mode ops
* Check for executable invocation as "charger", set charger mode if so
* Incorporate charger executable as healthd charger mode
Change-Id: I4a44e7a4c3a65ae9be94491f7f498aa48d4f8a84
* add ops for different "modes" of healthd operation: android vs. recovery
* recovery mode selected by runstring options -r
* binder/Android communication moved to android mode
* recovery mode ops avoiding binder service registration
* "no service manager" flag removed; now handled by android vs. other modes
Change-Id: I3d8c89bf96a18a6a00cc85306f9a07d3f408f2a0
Initially moving battery health monitoring here.
Command line flag -n tells healthd not to use (or wait for) servicemanager
in this execution, for charger and recovery modes.
Change-Id: I1720594724af0c068497b359f9c6ad65aeaa1519