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Re: prebuilt libcurl static library for android NDK

From: Alexey Petruchik <alexey.petruchik_at_gmail.com>
Date: Tue, 26 Mar 2013 13:04:23 +0300

And I also need not just libcurl but libcurl with openssl. For the
god's sake make that damn prebuilt binaries.

On Mon, Mar 4, 2013 at 2:46 PM, Alex Powell <alexp_at_exscien.com> wrote:
> Dear Guenter,
>
> Thanks for getting back to me. Definitely the version that I get out
> from the script seems to work. I believed I was using the standalone
> toolchain, but I was unsure about various paths so I hardcoded them in
> the script - one of the big issues I tend to face is I have multiple
> tool chains for various platforms, and ensuring you're using the right
> tool all the time was worrying me. The CFLAGS were extracted from
> various people's experiences around the net. I actually get a binary
> out without them, but not sure if its right on all platforms
> everywhere. The LDFlags were there because once again there are
> various places the libraries can be found. Some people recommended
> copying SSL libraries into the NDK, but I decided that looked dubious
> - and also did not show its workings! It also works when pointed at
> the libcrypto and libssl you provided to a previous emailer.
>
> However when all is said and done I will be using your official
> libcurl.a build when it becomes available - you guys know a lot more
> about this than I do!
>
> Best regards,
>
> Alex
>
> On 4 March 2013 02:51, Guenter <lists_at_gknw.net> wrote:
>> Hi Alex,
>> Am 27.02.2013 15:33, schrieb Alex Powell:
>>
>>> Dear Guenter,
>>>
>>> Having just been through the process of building for Android I can
>>> happily say the Install.html document was of little useful value
>>> without much hunting around the internet, downloading all of android,
>>> mucking about with various things and eventually writing a 20 line
>>> shell script to set all the various aspects of the system up (this was
>>> for an SSL build). Most of this blame lies at the door of Android's
>>> SDK (that has a habit of changing between releases - now on 4.6 or 4.7
>>> tools), though actually once it was clear what all the bits were for
>>> it started to go faster. Currently the help is vague, and you must
>>> *really* understand the gubbins of the NDK to have a fighting chance.
>>
>> I dont think so. Also I dont see that you followed any of the suggestions
>> from INSTALL like creating the standalone toolchain and using a clean
>> cross-compile; instead you use paths into the original NDK, muck up with a
>> bunch of CFLAGS and LDFLAGS, etc.
>> I dont think this is the recommend way to build a C library for Android.
>> Look, I started same and had link-time issues as well as run-time ones, I
>> then googled and found that these probs are very common, and a whole lot of
>> others faced same or similar issues; then I came over a hint on
>> Stackoverflow from someone sugegsting to create the standalone toolchain,
>> and after I did this magically everything went smooth; I could cross-compile
>> OpenSSL, libssh2, libmetalink and finally libcurl just fine without any
>> issues ...
>> so I dont think its worth to add such a script and start to confuse more
>> developers with this; maybe that you really need such in your special case,
>> but I currently dont believe its right to recommend such;
>> the binaries you find on the curl website were tested by me on Android 2.3,
>> 3.2, and 4.0.x, and run on all platforms fine; maybe I add soon also a
>> devel-package which holds at least static libcurl and its static dependency
>> libs (dynamic linkage is another story since you cant always install to same
>> location on all devices; f.e. if you have R/O system partitions; thus making
>> it hard to provide the correct *.la files).
>>
>>
>> GŁn.
>>
>>
>>
>>
>>
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>
>
> --
>
> Alex Powell
>
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Received on 2013-03-26