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      1 
      2 The system/ directory is intended for pieces of the world that are the
      3 core of the embedded linux platform at the heart of Android.  These
      4 essential bits are required for basic booting, operation, and debugging.
      5 
      6 They should not depend on libraries outside of system/... (some of them
      7 do currently -- they need to be updated or changed) and they should not
      8 be required for the simulator build.
      9 
     10 The license for all these pieces should be clean (Apache2, BSD, or MIT).
     11 
     12 Currently system/bluetooth/... and system/extra/... have some pieces
     13 with GPL/LGPL licensed code.
     14 
     15 Assorted Issues:
     16 
     17 - pppd depends on libutils for logging
     18 - pppd depends on libcrypt/libcrypto
     19 - init, linker, debuggerd, toolbox, usbd depend on libcutils
     20 - should probably rename bionic to libc
     21