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  1. POXamarin failing to compile to native code
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    copied!<p>I am trying to use the Good Dynamics SDK in Xamarin, I don't know Objective-C well so I am a bit lost here. This is an attempt at a proof of concept, I'm not sure if this is actually doable. </p> <p>I've added the GD file as GD.a from the GD.framework directory and attempted to implement an API binding and duplicate the application start logic from the sample XCode project.</p> <p>I managed to get it to build even though Mono Develop is showing everything from the ApiDefinition in red.</p> <p>When building this is part of the error log <a href="http://pastebin.com/ZdZ0DBsr" rel="nofollow">Full version here</a> </p> <pre><code>/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin/gcc -Wl,-no_pie -arch i386 -gdwarf-2 -fobjc-legacy-dispatch -fobjc-abi-version=2 -miphoneos-version-min=6.0 -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator6.0.sdk /var/folders/1t/cbdvyj0x4n35m7674l7wvyjc0000gn/T/tmp6df5493a.tmp/main.x86.o -o /var/folders/1t/cbdvyj0x4n35m7674l7wvyjc0000gn/T/tmp6df5493a.tmp/GDTest -framework CFNetwork -framework Foundation -framework GameKit -framework MapKit -framework MediaPlayer -framework MessageUI -framework OpenGLES -framework StoreKit -framework UIKit -framework AddressBookUI -framework SystemConfiguration -framework AddressBook -framework AudioToolbox -framework AVFoundation -framework QuartzCore -framework CoreGraphics -framework CoreLocation -framework MobileCoreServices -framework Security -framework CoreData -framework ExternalAccessory -weak_framework AssetsLibrary -weak_framework Accounts -weak_framework CoreBluetooth -weak_framework CoreTelephony -weak_framework EventKit -weak_framework EventKitUI -weak_framework CoreMotion -weak_framework GLKit -weak_framework iAd -weak_framework NewsstandKit -weak_framework Social -weak_framework Twitter -weak_framework PassKit -weak_framework CoreImage -weak_framework CoreText -weak_framework ImageIO -weak_framework CoreMedia -weak_framework CoreMIDI -weak_framework CoreVideo -weak_framework AdSupport -weak_framework QuickLook -lz -u _mono_pmip -u _CreateZStream -u _CloseZStream -u _Flush -u _ReadZStream -u _WriteZStream -liconv -lmono-2.0 -lmonotouch -L/Developer/MonoTouch/SDKs/MonoTouch.iphonesimulator.sdk/usr/lib -u _catch_exception_raise -force_load /var/folders/1t/cbdvyj0x4n35m7674l7wvyjc0000gn/T/tmp6df5493a.tmp/GD.a Undefined symbols for architecture i386: "std::basic_istream&lt;char, std::char_traits&lt;char&gt; &gt;::gcount() const", referenced from: GT::AES::decode(std::basic_istream&lt;char, std::char_traits&lt;char&gt; &gt;&amp;, std::basic_ostream&lt;char, std::char_traits&lt;char&gt; &gt;&amp;, unsigned int&amp;, bool)in GD.a(gtaes.o) GT::AES::encode(std::basic_istream&lt;char, std::char_traits&lt;char&gt; &gt;&amp;, std::basic_ostream&lt;char, std::char_traits&lt;char&gt; &gt;&amp;, unsigned int&amp;, bool)in GD.a(gtaes.o) "std::basic_string&lt;char, std::char_traits&lt;char&gt;, std::allocator&lt;char&gt; &gt;::find_first_of(char const*, unsigned long, unsigned long) const", referenced from: -[GDSetPasswordViewController checkPasswordStrength:] in GD.a(GDSetPasswordViewController.o) GD::EacpCReq::EacpCReq(std::basic_string&lt;char, std::char_traits&lt;char&gt;, std::allocator&lt;char&gt; &gt;, std::basic_string&lt;char, std::char_traits&lt;char&gt;, std::allocator&lt;char&gt; &gt;, GT::Dbb&amp;)in GD.a(GDEacpCommands.o) GD::RawSocket::connect() in GD.a(GDRawSocket.o) "std::basic_string&lt;char, std::char_traits&lt;char&gt;, std::allocator&lt;char&gt; &gt;::copy(char*, unsigned long, unsigned long) const", referenced from: GD::Socket::toString() constin GD.a(GDSocket.o) "std::basic_string&lt;char, std::char_traits&lt;char&gt;, std::allocator&lt;char&gt; &gt;::data() const", referenced from: -[GTContainerDH setRemotePublic521:] in GD.a(GTContainerCrypto.o) -[GTContainerDH initWithP521] in GD.a(GTContainerCrypto.o) -[NSData(GTContainerEncryption) GTEncryptedDataUsingDerivedKey:] in GD.a(GTContainerCrypto.o) -[NSData(GTContainerEncryption) GTDecryptedDataUsingDerivedKey:] in GD.a(GTContainerCrypto.o) -[GTEncryptedFile streamDidReceiveData:] in GD.a(GTEncryptedFile.o) +[NSData(Base64) dataFromBase64String:] in GD.a(NSData+Base64.o) +[GTJsonCommandProcessor parseNSData:] in GD.a(GTICCJsonCommandProcessor.o) ... </code></pre> <p>This goes on for a lot longer and it finishes with the error</p> <pre><code>ld: symbol(s) not found for architecture i386 collect2: ld returned 1 exit status error MT5202: Native linking failed. Please review the build log. </code></pre> <p>Now I'm a bit stuck. Any ideas?</p> <p>Thanks</p>
 

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