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     22 
     23 <p> Android  <code>master</code></p>
     24 
     25 <p class="note"><strong></strong> Android 6.0 <a href="jack.html"> Jack </a></p>
     26 
     27 <h2 id="obtaining-proprietary-binaries"></h2>
     28 
     29 <p> AOSP AOSP<a href="requirements.html#binaries"></a></p>
     30 
     31 <h3 id="downloading-proprietary-binaries"></h3>
     32 
     33 <p> AOSP  <a href="https://developers.google.com/android/nexus/drivers">Google  Nexus </a> AOSP  master  <a href="https://developers.google.com/android/nexus/blobs-preview">Nexus </a> master <a href="/source/build-numbers.html"></a></p>
     34 
     35 <h3 id="extracting-proprietary-binaries"></h3>
     36 
     37 <p> Makefile  <code>vendor/</code> </p>
     38 
     39 <h3 id="cleaning-up"></h3>
     40 
     41 <p></p>
     42 <pre><code>$ make clobber
     43 </code></pre>
     44 
     45 <h2 id="initialize"></h2>
     46 <p> <code>envsetup.sh</code>  <code>source</code>  <code>.</code></p>
     47 <pre><code>$ source build/envsetup.sh
     48 </code></pre>
     49 <p></p>
     50 <pre><code>$ . build/envsetup.sh
     51 </code></pre>
     52 
     53 <h2 id="choose-a-target"></h2>
     54 <p> <code>lunch</code> </p>
     55 <pre><code>$ lunch aosp_arm-eng
     56 </code></pre>
     57 <p></p>
     58 <p><code>lunch</code> </p>
     59 <p> <code>BUILD-BUILDTYPE</code>  <code>BUILD</code> </p>
     60 
     61 <p>BUILDTYPE </p>
     62 <table>
     63 <thead>
     64 <tr>
     65 <th></th>
     66 <th></th>
     67 </tr>
     68 </thead>
     69 <tbody>
     70 <tr>
     71 <td>user</td>
     72 <td></td>
     73 </tr>
     74 <tr>
     75 <td>userdebug</td>
     76 <td>user root </td>
     77 </tr>
     78 <tr>
     79 <td>eng</td>
     80 <td></td>
     81 </tr>
     82 </tbody>
     83 </table>
     84 <p><a href="running.html"></a></p>
     85 
     86 <h2 id="build-the-code"></h2>
     87 
     88 <p> Android <a href="running.html"></a></p>
     89 
     90 <p> <code>make</code> GNU Make  <code>-jN</code>  N  1-2  E5520 2  CPU CPU 4  2  <code>make -j16</code>  <code>make -j32</code> </p>
     91 
     92 <pre>
     93 $ make -j4
     94 </pre>
     95 
     96 <h2 id="run-it"></h2>
     97 
     98 <p> <code>lunch</code> </p>
     99 
    100 <p class="note"><strong></strong><a href="#obtaining-proprietary-binaries"></a> Blob<code>make clobber</code> </p>
    101 
    102 <h3 id="flash-a-device"> fastboot </h3>
    103 
    104 <p> <code>fastboot</code><a href="running.html#flashing-a-device"></a></p>
    105 
    106 <h3 id="emulate-an-android-device"> Android </h3>
    107 
    108 <p></p>
    109 
    110 <pre>
    111 $ emulator
    112 </pre>
    113 
    114 <h2 id="troubleshooting-common-build-errors"></h2>
    115 
    116 <h3 id="wrong-java-version">Java </h3>
    117 
    118 <p> Android  Java <code>make</code> </p>
    119 <pre>
    120 ************************************************************
    121 You are attempting to build with the incorrect version
    122 of java.
    123 
    124 Your version is: WRONG_VERSION.
    125 The correct version is: RIGHT_VERSION.
    126 
    127 Please follow the machine setup instructions at
    128     https://source.android.com/source/initializing.html
    129 ************************************************************
    130 </pre>
    131 
    132 <p></p>
    133 
    134 <ul>
    135 <li> <a href="requirements.html#jdk">JDK </a> JDK</li>
    136 <li> JDK  JDK  JDK</li>
    137 </ul>
    138 
    139 <h3 id="python-version-3">Python  3</h3>
    140 
    141 <p>Repo  Python 2.x  Python 3  Repo Python 2.x</p>
    142 
    143 <pre>
    144 $ apt-get install python
    145 </pre>
    146 
    147 <h3 id="case-insensitive-filesystem"></h3>
    148 
    149 <p> Mac OS  HFS </p>
    150 <pre>
    151 ************************************************************
    152 You are building on a case-insensitive filesystem.
    153 Please move your source tree to a case-sensitive filesystem.
    154 ************************************************************
    155 </pre>
    156 <p><a href="initializing.html"></a></p>
    157 
    158 <h3 id="no-usb-permission"> USB </h3>
    159 
    160 <p> Linux  USB <a href="initializing.html"></a> USB </p>
    161 
    162 <p> adb  <code>adb kill-server</code>  adb </p>
    163 
    164 </body></html>