[External Shared Lib in QtAndroid]

Ederson de Moura ederbsd at gmail.com
Thu Aug 18 18:11:47 UTC 2011 

Hi,

Ok Niko!!! I'll try to apply the patch here!

Thanks!

Cheers,

EDM.

On Thu, Aug 18, 2011 at 2:36 AM, Niko Sams <niko.sams at gmail.com> wrote:
> I think I had the same problem, see this thread for a patch:
> http://mail.kde.org/pipermail/necessitas-devel/2011-June/000087.html
>
> afaik it's not yet integrated because it was not a clean solution.
>
> Niko
>
> On Wed, Aug 17, 2011 at 17:53, Ederson de Moura <ederbsd at gmail.com> wrote:
>> Hi!
>>
>> Resgisters is the "logcat" only. My temporary solution: Copy to my lib
>> folder of the same template library in the qt android:
>>
>> % adb push libgeodroid.so
>> /data/data/eu.licentia.necessitas.ministro/files/qt/lib/
>>
>> So it worked! possibly patch!!!
>>
>> Using the necessitas when you add the tag "bundled_libs" with the
>> library, and recompile the application to tag "bundled_libs" is erased
>> by the necessitas.
>>
>> So I have to manually re-add and run: "ant debug"
>>
>> Part of the application now running log:
>>
>> # logcat
>> D/dalvikvm(  390): Trying to load lib
>> /data/data/eu.licentia.necessitas.ministro/lib/libchmode.so 0x40512878
>> D/dalvikvm(  390): Added shared lib
>> /data/data/eu.licentia.necessitas.ministro/lib/libchmode.so 0x40512878
>> D/dalvikvm(  390): No JNI_OnLoad found in
>> /data/data/eu.licentia.necessitas.ministro/lib/libchmode.so
>> 0x40512878, skipping init
>> D/dalvikvm(  127): GC_EXPLICIT freed 119K, 50% free 2984K/5895K,
>> external 5907K/5928K, paused 1524ms
>> D/dalvikvm(  382): Trying to load lib
>> /data/data/eu.licentia.necessitas.ministro/files/qt/lib/libQtCore.so
>> 0x405156d0
>> D/dalvikvm(  382): Added shared lib
>> /data/data/eu.licentia.necessitas.ministro/files/qt/lib/libQtCore.so
>> 0x405156d0
>> D/dalvikvm(  382): No JNI_OnLoad found in
>> /data/data/eu.licentia.necessitas.ministro/files/qt/lib/libQtCore.so
>> 0x405156d0, skipping init
>> D/dalvikvm(  382): Trying to load lib
>> /data/data/eu.licentia.necessitas.ministro/files/qt/lib/libQtGui.so
>> 0x405156d0
>> D/dalvikvm(  382): Added shared lib
>> /data/data/eu.licentia.necessitas.ministro/files/qt/lib/libQtGui.so
>> 0x405156d0
>> D/dalvikvm(  382): No JNI_OnLoad found in
>> /data/data/eu.licentia.necessitas.ministro/files/qt/lib/libQtGui.so
>> 0x405156d0, skipping init
>> D/dalvikvm(  382): Trying to load lib
>> /data/data/eu.licentia.necessitas.ministro/files/qt/plugins/platforms/android/libandroid-8.so
>> 0x405156d0
>> D/dalvikvm(  382): Added shared lib
>> /data/data/eu.licentia.necessitas.ministro/files/qt/plugins/platforms/android/libandroid-8.so
>> 0x405156d0
>> D/dalvikvm(  382): Trying to load lib
>> /data/data/eu.licentia.necessitas.ministro/files/qt/lib/libgeodroid.so
>> 0x405156d0
>> D/dalvikvm(  382): Added shared lib
>> /data/data/eu.licentia.necessitas.ministro/files/qt/lib/libgeodroid.so
>> 0x405156d0
>> D/dalvikvm(  382): No JNI_OnLoad found in
>> /data/data/eu.licentia.necessitas.ministro/files/qt/lib/libgeodroid.so
>> 0x405156d0, skipping init
>> I/Qt      (  382): qt start
>> D/dalvikvm(  382): Trying to load lib
>> /data/data/eu.licentia.necessitas.industrius.example.gigfer/lib/libgigfer.so
>> 0x405156d0
>> D/dalvikvm(  382): Added shared lib
>> /data/data/eu.licentia.necessitas.industrius.example.gigfer/lib/libgigfer.so
>> 0x405156d0
>> ...
>>
>> This way is working but not an elegant solution!
>>
>> Cheers,
>>
>> EDM.
>>
>>
>> On Tue, Aug 16, 2011 at 5:53 AM, BogDan <bog_dan_ro at yahoo.com> wrote:
>>> Hi,
>>> Please also provide the log when you run your application.
>>> Cheers,
>>> BogDan.
>>>
>>> ________________________________
>>> From: Ederson de Moura <ederbsd at gmail.com>
>>> To: necessitas-devel at kde.org
>>> Sent: Friday, August 5, 2011 10:57 PM
>>> Subject: [External Shared Lib in QtAndroid]
>>>
>>> Hello all!
>>>
>>> Porting applications and libraries Maemo-5 to Android.
>>>
>>> My application depends on an "external library", also written in C++
>>> and Qt compiled in "shared lib" Android by QtCreator/Necessitas.
>>>
>>> Now the application in use at the AVD Android! I am not able to load
>>> the shared library. The application simply does not open is locked!!!
>>>
>>> I tried the following below:
>>>
>>> 1) In file project ".pro" the application, added the line:
>>>
>>> ...
>>> LIBS += -L /home/edm/app/lib -l geodroid
>>> ...
>>>
>>> 2) The lib was copied to the directory: android/libs/armeabi/libgeodroid.so
>>>
>>> 3) The tag was added in file libs.xml "bundled_libs"
>>>
>>> <?xml version='1.0' encoding='utf-8'?>
>>> <resources>
>>>     <array name="qt_libs">
>>>         <item>QtCore</item>
>>>         <item>QtGui</item>
>>>     </array>
>>>     <array name="bundled_libs">
>>>         <item>libgeodroid</item>
>>>     </array>
>>> </resources>
>>>
>>> 4) The package ".APK" created. Check:
>>>
>>> % unzip -l App-debug.apk
>>> Archive:  App-debug.apk
>>>   Length      Date    Time    Name
>>> ---------  ---------- -----  ----
>>>     2904  2011-08-05 14:34  AndroidManifest.xml
>>>     1320  2011-08-05 14:34  resources.arsc
>>>     3966  2011-08-05 14:34  res/drawable-hdpi/icon.png
>>>     1537  2011-08-05 14:34  res/drawable-ldpi/icon.png
>>>     2200  2011-08-05 14:34  res/drawable-mdpi/icon.png
>>>     99444  2011-08-05 14:34  classes.dex
>>>     26752  2011-08-04 17:42  lib/armeabi/libapp.so
>>>   260680  2011-08-04 17:42  lib/armeabi/gdbserver
>>>     6520  2011-08-05 14:32  lib/armeabi/libgeodroid.so
>>> <----------------------- [LIB HERE! NICE]
>>>       721  2011-08-05 14:34  META-INF/MANIFEST.MF
>>>       774  2011-08-05 14:34  META-INF/CERT.SF
>>>       776  2011-08-05 14:34  META-INF/CERT.RSA
>>> ---------                    -------
>>>   407594                    12 files
>>>
>>> 5) Ok! file APK installed on the AVD! But the application does not
>>> open on Android???
>>> Force close application.
>>>
>>> Tests:
>>>
>>> % file libgeodroid.so
>>> libgeodroid.so: ELF 32-bit LSB shared object, ARM, version 1 (SYSV),
>>> dynamically linked, not stripped
>>>
>>> In AVD Shell:
>>>
>>> # pwd
>>> /data/data/eu.licentia.necessitas.industrius.example.app/lib
>>>
>>> # strace ./libgeodroid.so
>>> execve("./libgeodroid.so", ["./libgeodroid.so"], [/* 11 vars */]) = 0
>>> syscall: unknown syscall trap 0x00000062
>>>
>>> # strace ./libapp.so
>>> execve("./libapp.so", ["./libapp.so"], [/* 11 vars */]) = 0
>>> syscall: unknown syscall trap 0xe5bcf12c
>>>
>>> What can I be doing wrong? I found some threads on this list, but no
>>> solution.
>>>
>>> Some hope for it???
>>>
>>> -----------------------------------------------------------------------------
>>> Versions: necessitas-0.2.1-online-sdk-installer-linux - 2011-06-25 - 23.0 MB
>>>
>>> Qt Creator 2.2.0
>>> Based on Qt 4.7.3 (32 bit)
>>> Built on May 25 2011 at 16:18:43
>>>
>>> Android emulator avd: target-8
>>> Ministro 2.0
>>>
>>> Linux kubuntu 32 Bits 11.04
>>> -----------------------------------------------------------------------------
>>>
>>> Best regards,
>>>
>>> EDM.
>>>
>>> --
>>> Ederson de Moura
>>> http://sites.google.com/site/edersondemoura/
>>> _______________________________________________
>>> Necessitas-devel mailing list
>>> Necessitas-devel at kde.org
>>> https://mail.kde.org/mailman/listinfo/necessitas-devel
>>>
>>>
>>>
>>
>>
>>
>> --
>> Ederson de Moura
>> http://sites.google.com/site/edersondemoura/
>> _______________________________________________
>> Necessitas-devel mailing list
>> Necessitas-devel at kde.org
>> https://mail.kde.org/mailman/listinfo/necessitas-devel
>>
>



-- 
Ederson de Moura
http://sites.google.com/site/edersondemoura/

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