title: javah issue Android Ndk in Linux
body: <p>I am using Ubuntu Linux 32bit system, in terminal it shows no class specified</p>
  
  <blockquote>
    <p>sanidhya09@sanidhya09:~/workspace/NdkFooActivity$ javah -jni
    -classpath adt-bundle-linux-x86/sdk/platforms/android-4.2/android.jar;bin/classes/
    -d jni/ com.example.NdkFooactivity Error: no classes specified bash: bin/classes/: Is a directory</p>
  </blockquote>
  
  <p>even i have tried this</p>
  
  <pre><code>sanidhya09@sanidhya09:~/workspace/NdkFooActivity/bin/classes$ javah
  -jni -classpath adt-bundle-linux-x86/sdk/platforms/android-4.2/android.jar; com.example.NdkFooactivity.NdkFooActivity Error: no classes specified com.example.NdkFooactivity.NdkFooActivity: command not found
  </code></pre>
  
  <p>even i tried External tools configuration
  where in argument section i wrote</p>
  
  <pre><code>-d /home/sanidhya09/workspace/NdkFooActivity/jni -classpath /home/sanidhya09/adt-bundle-linux-x86/sdk/platforms/android-4.2/android.jar:/home/sanidhya09/workspace/NdkFooActivity/bin/classes com.example.NdkFooactivity
  </code></pre>
  
  <p>even in eclipse i get error saying
  make: </p>
  
  <blockquote>
    <p>[HelloJni] Error 127 HelloJni C/C++ Problem</p>
  </blockquote>