That's actually the same person making pretty much the same reply :-) On Thursday, May 16, 2013 1:02:10 AM UTC+3, bob wrote:
> I found this one using Google: > > https://groups.google.com/forum/?fromgroups=#!topic/android-ndk/0uY4qgam1Ws > > It says: > > You must use System.load() if you want to specify the full path name > of the file, System.loadLibrary() is only for ones in the default > location. > > Also *you should not be able to load an .so off the SDCARD on an ARM * > *system by normal means*, as ARM supports non-executable pages and > android's implementation of mmap() refuses to map executable pages > backed by a noexec file system. To load from such a file system you > would have to map anonymous executable pages and manually load the .so > into them, doing appropriate interpretation of the contents and all > fixups normally performed by the runtime linker. > > Thanks. > > > On Wednesday, May 15, 2013 4:32:37 PM UTC-5, Piren wrote: >> >> That's what bing got me :) >> >> >> http://stackoverflow.com/questions/2826412/how-to-load-jni-from-sd-card-on-android-2-1 >> >> On Wednesday, May 15, 2013 12:00:50 PM UTC+3, Filipe wrote: >> >>> Hi, >>> >>> I had only used Bing up till now ;) >>> Thanks for your great tutorial on this new thing called Google. >>> I tryed it, but still did not find the answer. >>> >>> The libs are under the "/data/data/your_package_name/lib" folder. >>> When I move the App I start getting java.lang.UnsatisfiedLinkError: >>> findLibrary returned null >>> >>> I found some new things >>> This works without problems on AVD. But I noticed that even if I move >>> the App to the sdcard on the AVD, the lib remains in the same folder. >>> >>> So maybe the problem is specific to my HTC. >>> Using "adb shell" I can find the libs in this folder. After moving to >>> sdcard, when I use "adb shell" I get "permission denied" trying to access >>> the lib folder !!! >>> So I'm gessing that on my HTC the libs are moved, I just don't know >>> where to. >>> >>> >>> Thanks >>> >>> Terça-feira, 14 de Maio de 2013 23:51:21 UTC+1, Lew escreveu: >>> >>>> Filipe wrote: >>>>> >>>>> I have a project in Eclipse that uses some jni [sic] libraries that I >>>>> load using System.loadLibrary("myNativeLib"). >>>>> >>>> >>>> Those libraries are native to what platform? >>>> >>>> >>>>> >>>>> This works great, but if I move my app to the SDCard it stops working, >>>>> because it can't load the library. >>>>> >>>> >>>> Did you take note of this from the Javadocs for 'System.loadLibrary()'? >>>> "The mapping of the specified library name to the full path for >>>> loading the library is implementation-dependent." >>>> >>>> Where did you put the library on the device. Is this where the system >>>> expects to find libraries? >>>> >>>> Are there any limitations on moving the app to SDCard when using jni? >>>>> Or do I have to change my call to System.loadLibrary ? >>>>> >>>> >>>> >>>> http://developer.android.com/reference/java/lang/System.html#loadLibrary(java.lang.String) >>>> >>>> Also, I see some potentially useful links here: >>>> http://lmgtfy.com/?q=Android+JNI >>>> >>>> -- >>>> Lew >>>> >>>> >>> -- -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en --- You received this message because you are subscribed to the Google Groups "Android Developers" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
