Hi Ivan,

Yes I am using libobjc2 (I think), it is in:

https://github.com/amraboelela/myos.android.libraries/tree/master/objc

 and NDK clang

On Mon, Nov 3, 2014 at 10:27 AM, Ivan Vučica <[email protected]> wrote:

> Just a quick inquiry: which runtime are you using? I tried quickly looking
> through myOS repos directly on GitHub, but the project is split into too
> many repositories for me to easily track what's happening where. It seems
> to me like it's a copy of David's libobjc2.
>
> Do your build scripts ensure that relevant components of GNUstep are fully
> aware they are being built with libobjc2?
> Is Clang used in the build process?
>
> On Fri, Oct 31, 2014 at 11:53 PM, Amr Aboelela <[email protected]>
> wrote:
>
>> Hi,
>>
>> I am getting this error:
>>
>> WARNING your program is becoming multi-threaded, but you are using an
>> ObjectiveC runtime library which does not have a thread-safe implementation
>> of the +initialize method. Please see README.initialize for more
>> information.
>>
>>
>> Everytime I run an Objective-C process, of myOS project:
>> https://github.com/amraboelela/myos.android.frameworks
>>
>> Any help is appreciated
>>
>>
>>
>> On Sat, Mar 17, 2012 at 1:08 PM, Ivan Vučica <[email protected]> wrote:
>>
>>> So I've been playing with compiling GNUstep for Android a little this
>>> evening. I'd love David's input, since reflecting back on his status report
>>> for a WebOS port, he mentioned he worked on solving the precise problem I'm
>>> having ('configure' not running test programs when cross-compiling).
>>>
>>> My setup:
>>> 0. OS X Lion
>>> 1. Installed Android SDK into /Applications/android-sdk-mac_x86
>>> 2. Installed android-ndk-r5c
>>> into /Applications/android-sdk-mac_x86/android-ndk-r5c
>>> 3. Installed an Objective-C-supporting toolchain
>>> into /Applications/android-sdk-mac_x86/ndk-objc - January 2010 download
>>> from:
>>> http://code.google.com/p/android-gcc-objc2-0/downloads/list
>>> 4. Wrote the following script, intended to be placed into .../core/make
>>> and .../core/base
>>>
>>> #!/bin/bash
>>>
>>> export SDK=/Applications/android-sdk-mac_x86
>>>
>>> export NDK=${SDK}/android-ndk-r5c
>>>
>>> export NDKCC=
>>> "${SDK}/toolchains/arm-linux-androideabi-4.4.3/prebuilt/darwin-x86"
>>>
>>> export NDKOBJC=${SDK}/ndk-objc/usr/local/android
>>>
>>> export SYSROOT=${NDK}/platforms/android-5/arch-arm/
>>>
>>>
>>> export PATH="${SDK}/tools:${PATH}"
>>>
>>> export PATH="${SDK}/platform-tools:${PATH}"
>>>
>>> export PATH="${NDK}:${PATH}"
>>>
>>> export PATH="${NDKCC}/bin:${PATH}"
>>>
>>> export PATH="${NDKOBJC}/bin:${PATH}"
>>>
>>> # The most preferred binaries are from ObjC NDK, so it comes last in
>>> order to be added to first place on the PATH.
>>>
>>>
>>> #NDKCC:
>>>
>>> #export DROID_TARGET=arm-linux-androideabi
>>>
>>> #NDKOBJC:
>>>
>>> export DROID_TARGET=arm-eabi
>>>
>>>
>>> export CC=${DROID_TARGET}-gcc
>>>
>>> export CXX=${DROID_TARGET}-g++
>>>
>>> export CPP=${DROID_TARGET}-cpp
>>>
>>> export AS=${DROID_TARGET}-as
>>>
>>>
>>> export CPPFLAGS="-I${SYSROOT}/usr/include"
>>>
>>> export CFLAGS="-nostdlib ${CPPFLAGS}
>>> -specs=/tmp/android-gnustep-gcc-spec"
>>>
>>> export OBJCFLAGS="${CFLAGS} -I${NDKOBJC}/include"
>>>
>>> export LDFLAGS=" "
>>>
>>> #export DROID_TARGET=arm-linux-androideabi
>>>
>>>
>>> export ac_cv_c_bigendian=no
>>>
>>>
>>> echo '*invoke_as:' > /tmp/android-gnustep-gcc-spec
>>>
>>> echo '%{!S:-o %|.s | '"${DROID_TARGET}"'-as %(asm_options) %m.s %A }'
>>> >> /tmp/android-gnustep-gcc-spec
>>>
>>>
>>>
>>> ./configure --host=i686-apple-darwin --target=${DROID_TARGET}
>>> --prefix=${HOME}/gnustep-android exceptions=no
>>>
>>>
>>> Note the extremely hackish way of overriding "*invoke_as" spec in GCC
>>> downloaded as a part of that "January 2010" download from
>>> the android-gcc-objc2-0 project on Google Code.
>>>
>>>
>>> Build process.
>>>
>>> 1. In .../core/make, opened "configure" in vim to remove all attempts to
>>> link with pthread (unnecessary under Android):
>>>
>>> vim configure
>>> :%s/-pthread//g
>>> :%s/-lpthread//g
>>> :wq
>>>
>>> 2. In .../core/make, ran:
>>>
>>> ./android.sh && make && make install
>>>
>>> resulting in a gnustep-make installation in ~/gnustep-android
>>>
>>> 3. Sourced GNUstep.sh:
>>>
>>> . ~/gnustep-android/Library/GNUstep/Makefiles/GNUstep.sh
>>>
>>> 4. In .../core/base, opened "configure" in vim to remove all attempts to
>>> link with pthread (unnecessary under Android):
>>>
>>> vim configure
>>> :%s/-pthread//g
>>> :%s/-lpthread//g
>>> :wq
>>>
>>> 5. In .../core/base, ran:
>>>
>>> ./android.sh
>>>
>>> And this is where I'm stuck. pthread tests seem to pass ok, but tests
>>> having to do with objc exceptions seem to cause a failure since I'm cross
>>> compiling here, and there is a test program that needs to be run.
>>>
>>> checking size of pthread_mutex_t... 4
>>> checking size of pthread_cond_t... 4
>>> checking alignment of pthread_mutex_t... 4
>>> checking alignment of pthread_cond_t... 4
>>> checking for thread_create in ... yes
>>> checking for sched_yield in -lrt... no
>>> checking for nanosleep... yes
>>> checking for usleep... no
>>> checking for Sleep... yes
>>> checking whether objc really works... yes
>>> checking if +load method is executed before main... no
>>> checking for objc_sync_enter... yes
>>> checking for objc_setProperty... yes
>>> checking for _Block_copy... yes
>>> checking for objc_setUncaughtExceptionHandler() in runtime... no
>>> checking for objc_set_unexpected() in runtime... no
>>> checking for _objc_unexpected_exception in runtime... configure: error:
>>> in `/Users/ivucica/projects/THIRDPARTY/gnustep/core/base':
>>> configure: error: cannot run test program while cross compiling
>>> See `config.log' for more details
>>>
>>>
>>>
>>> David, in the previous mail from a few months ago, in a different
>>> thread, you mentioned you had removed all tests that ran test programs from
>>> 'configure' when cross-compiling is detected. Did you commit these changes
>>> to 'configure.ac' and 'configure'? If so, how do I use them?
>>>
>>> Did you manage to run base on WebOS?
>>>
>>> Everyone, there is also a TODO that tests for exceptions should not be
>>> run when option 'exceptions=no' is set.
>>>
>>> Just to note, I'm aware that some of the hacky changes I've made above
>>> should actually be done in 'configure.ac' and should depend on a new
>>> target OS called 'android'. I don't have autotools on the Mac, so it was
>>> easier to directly edit 'configure'.
>>>
>>> I'd really love to get GNUstep's base running.
>>>
>>> On Sat, Dec 10, 2011 at 19:03, Ivan Vučica <[email protected]> wrote:
>>>
>>>> Looks like in replying to your email directed to me I forgot to CC the
>>>> list.
>>>>
>>>> On Sat, Dec 10, 2011 at 16:24, Jackie Gleason <[email protected]>
>>>> wrote:
>>>>
>>>>> The problem with the lpthread join is that Android has no lpthread, it
>>>>> is actually integrated into libc so for Android this would need to be
>>>>> an optional param.
>>>>>
>>>>
>>>> True! I'd say something along the lines of
>>>> "--enable-integrated-pthread" which would just avoid passing -lpthread.
>>>>
>>>> There is a gcc option "-pthread": I would not be surprised if it
>>>> automagically did the "right thing" on Bionic platforms.
>>>>
>>>>
>>>>>
>>>>> I have started work on an Android make file instead, however, I am
>>>>> getting the following...
>>>>>
>>>>>
>>>>> /home/jackie/Development/Code/GnuStep/core/base/Headers/Foundation/NSException.h:44:2:
>>>>> error: #error The current setting for native-objc-exceptions does not
>>>>> match that of gnustep-base ... please correct this.
>>>>>
>>>>> So I am working to figure out why this is happening.
>>>>>
>>>>
>>>> Maybe you could try disabling the exceptions support for now.
>>>>
>>>> Is your work published somewhere in a public repository? SVN, Git,
>>>> Mercurial - anything?
>>>>
>>>>
>>>>>
>>>>> On Sat, Dec 10, 2011 at 6:02 AM, Ivan Vučica <[email protected]>
>>>>> wrote:
>>>>> > Hi Jackie,
>>>>> >
>>>>> > On Wed, Dec 7, 2011 at 15:47, Jackie Gleason <
>>>>> [email protected]>
>>>>> > wrote:
>>>>> >>
>>>>> >> Yup that looks like the right one there looks like there is a link
>>>>> to the
>>>>> >> Labs toward the end. I am also looking into some of the options for
>>>>> a port
>>>>> >> of UIKit but not very far along there. Some people have also been
>>>>> having
>>>>> >> success with Cocotron (using my toolchain compiling), however,
>>>>> since I don't
>>>>> >> have XCode or a mac (although if I get desperate my gf does) I have
>>>>> stuck
>>>>> >> with trying to get GNUStep to work compile (see original message).
>>>>> >
>>>>> >
>>>>> > I intend to work on UIKit using OpenGL and primarily targeting X11.
>>>>> I began
>>>>> > work on UIApplication, and intend to work on it slowly.
>>>>> >
>>>>> > It's in the GNUstep repository under dev-libs.
>>>>> >
>>>>> >>
>>>>> >>
>>>>> >> I have included the config.log, however, I think the real problem
>>>>> here is
>>>>> >> for some reason the pthreads stuff isn't get included. This seems
>>>>> odd
>>>>> >> considering it should be included inside the platform folder
>>>>> included. I
>>>>> >> know there can be some problems with Bionic and pthreads but join
>>>>> shouldn't
>>>>> >> be that issue.
>>>>> >>
>>>>> >> GnuStep Make seems to compile fine...
>>>>> >>
>>>>> >> jackie@jackie-Latitude-E6410:~/tmp/gnustep/make$ ls
>>>>> >> bin  etc  share
>>>>> >> jackie@jackie-Latitude-E6410:~/tmp/gnustep/make$ ls ./bin/
>>>>> >> debugapp  gnustep-config  gnustep-tests  openapp  opentool
>>>>> >>
>>>>> >> Am I missing some sort of fancy include in my CFLAGS or LDFLAGS?
>>>>> >
>>>>> >
>>>>> > From what I can see in config.log, linker step of compiling is
>>>>> failing on
>>>>> > the pthread_join() test, just as you documented in your later email.
>>>>> >
>>>>> > Just look for the line:
>>>>> > "configure: failed program was:"
>>>>> > and this line will be followed by the program that failed.
>>>>> >
>>>>> > Program that failed is testing for pthread_join(). Looking above the
>>>>> program
>>>>> > that failed, I see the following:
>>>>> >
>>>>> > <a long path to ld>/bin/ld: cannot find -lpthread
>>>>> >
>>>>> > You probably need to tell the linker where to find libpthread.a.
>>>>> LDFLAGS
>>>>> > then needs to contain -Lfolder/which/contains/libpthread/dot/a in
>>>>> addition
>>>>> > to any other options you want to have in there.
>>>>> >
>>>>> > In your later email you stated:
>>>>> >>
>>>>> >> if I set pthread_ok=yes to goes on to the next issue (seems test
>>>>> are ran
>>>>> >> even when cross compile which of course fails.)
>>>>> >> Although that I can just change it I am worried I have my linking
>>>>> set up
>>>>> >> wrong, any help would be great.
>>>>> >
>>>>> >
>>>>> > Can you document where it fails, apart from tests?
>>>>> >
>>>>> > Also, it might be possible to turn off thread support under GNUstep.
>>>>> >
>>>>> > --
>>>>> > Ivan Vučica - [email protected]
>>>>> >
>>>>> >
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Ivan Vučica - [email protected]
>>>>
>>>>
>>>>
>>>
>>>
>>> --
>>> Ivan Vučica - [email protected]
>>>
>>>
>>>
>>> _______________________________________________
>>> Gnustep-dev mailing list
>>> [email protected]
>>> https://lists.gnu.org/mailman/listinfo/gnustep-dev
>>>
>>>
>>
>>
>> --
>> Info about Islam: http://wikiz.info/islam
>>
>>
>
>
> --
> Ivan Vučica - [email protected]
>
>


-- 
Info about Islam: http://wikiz.info/islam
_______________________________________________
Gnustep-dev mailing list
[email protected]
https://lists.gnu.org/mailman/listinfo/gnustep-dev

Reply via email to