cocos2dx android AppDelegate Error while linking

Question

Hi I have problem compiling project for android - it works ok for win32 and BB10 but when I try to compile it in android NDK iget following Messages:

[armeabi] SharedLibrary  : libcocos2dcpp.so
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: error: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: multiple definition of 'AppDelegate::applicationDidEnterBackground()'
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: previous definition here
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: error: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: multiple definition of 'AppDelegate::applicationWillEnterForeground()'
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: previous definition here
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: error: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: multiple definition of 'vtable for AppDelegate'
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: previous definition here
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: error: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: multiple definition of 'AppDelegate::AppDelegate()'
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: previous definition here
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: error: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: multiple definition of 'AppDelegate::AppDelegate()'
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: previous definition here
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: error: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: multiple definition of 'AppDelegate::loadResources()'
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: previous definition here
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: error: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: multiple definition of 'AppDelegate::applicationDidFinishLaunching()'
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: previous definition here
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: error: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: multiple definition of 'typeinfo name for AppDelegate'
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: previous definition here
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: error: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: multiple definition of 'typeinfo for AppDelegate'
C:/androidsdk/ndk/android-ndk-r10/toolchains/arm-linux-androideabi-4.9/prebuilt/windows-x86_64/bin/../lib/gcc/arm-linux-androideabi/4.9/../../../../arm-linux-androideabi/bin/ld.exe: ./obj/local/armeabi/objs/cocos2dcpp_shared/__/__/Classes/AppDelegate.o: previous definition here
collect2.exe: error: ld returned 1 exit status
/cygdrive/c/androidsdk/ndk/android-ndk-r10/build/core/build-binary.mk:647: recipe for target 'obj/local/armeabi/libcocos2dcpp.so' failed

Can anyone teel point me what im doing wrong? cocos 2.4

Answer 1

I also had the same problem with another library. In my case, it was because in Android.mk, in LOCAL_SRC_FILES, the same c file was listed 2 times. In your case it might be AppDelegate.cpp