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POHow to link any library in ndk application
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  1. POHow to link any library in ndk application
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    copied!<p>From <a href="http://marakana.com/forums/android/examples/49.html" rel="nofollow">this tutorial</a>.</p> <p>see i have one pre-built static library named as <code>stackoverflow.a</code> and it has <code>stackoverflow.h</code> </p> <p>now i want to use the function of that static library in </p> <p><code>ndk_demo.c</code> // that tutorial has this file </p> <p>for that inside <code>ndk_demo.c</code> i have added</p> <pre><code>#include 'stackoverflow.h' </code></pre> <hr> <p><strong>Edit</strong></p> <pre><code>inside `android-ndk-r7c` | apps | ndk_demo | ----------------- | | project Application.mk | -------------------- | | all other | folder jni | ------------------------------------------------------------------- | | | | | ndk_demo.c stackoverflow.h lib com_marakana Android.mk | _NativeLib.h | -------------------- | | Android.mk libstackoverflow.a </code></pre> <p>Now <strong>Application.mk</strong></p> <pre><code>APP_PROJECT_PATH := $(call my-dir)/project APP_MODULES := ndk_demo stackover </code></pre> <p>Now <strong>jni/Android.mk</strong></p> <pre><code>include $(call all-subdir-makefiles) LOCAL_PATH := $(call my-dir) include $(CLEAR_VARS) LOCAL_MODULE := ndk_demo LOCAL_SRC_FILES := ndk_demo.c LOCAL_STATIC_LIBRARIES := stackover include $(BUILD_SHARED_LIBRARY) </code></pre> <p>now <strong>jni/lib/Android.mk</strong></p> <pre><code> LOCAL_PATH := $(call my-dir) include $(CLEAR_VARS) LOCAL_MODULE := stackover LOCAL_SRC_FILES := libstackoverflow.a include $(PREBUILT_STATIC_LIBRARY) LOCAL_PATH := $(call my-dir) </code></pre> <p>Now from <code>android-ndk-r7c</code> directory i run </p> <pre><code>make APP=ndk_demo </code></pre> <p>it shows me error like </p> <pre><code>Android NDK: Building for application 'ndk_demo' make: *** No rule to make target `build/core/ndk_demo.c', needed by `out/apps/ndk_demo/armeabi/objs/ndk_demo/ndk_demo.o'. Stop. </code></pre> <p>why this happening i am not getting ?</p> <p>if i comment </p> <pre><code>#include $(call all-subdir-makefiles) </code></pre> <p>this from <code>jni/Android.mk</code> then it shows following error</p> <pre><code>Android NDK: Building for application 'ndk_demo' Compile thumb : ndk_demo &lt;= ndk_demo.c SharedLibrary : libndk_demo.so ./out/apps/ndk_demo/armeabi/objs/ndk_demo/ndk_demo.o: In function `Java_com_marakana_NativeLib_hello': /home/jeegar/android-ndk-r7c/apps/ndk_demo/project/jni/ndk_demo.c:10: undefined reference to `stackoverflowInit' collect2: ld returned 1 exit status make: *** [out/apps/ndk_demo/armeabi/libndk_demo.so] Error 1 </code></pre>
 

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