Re: gnustep make packaging issue

On 02.10.2025 11:57, R Frith-Macdonald wrote:
>
> On 02/10/2025 09:29, Andreas Fink via Discussion list for the GNUstep 
> programming environment wrote:
>>
>> Hello
>>
>> Im trying to update my gnustep2 packages for Debian13
>>
>> As Debian 13 comes with gnustep with the old GNU runtime which is 
>> incompatible with modern objective C technologies such as ARC, I 
>> always have to build separate packages.
>>
>> To separate them from the old runtime so they could coexist on a 
>> Linux system, I use separate directory layouts so applications with 
>> old and new runtimes could coexist.
>>
>> This worked for many years but now with Debian13 I run into the issue 
>> that GNUstep make always adds -DGNUSTEP_RUNTIME=1 and thus subsequent 
>> code fails to compile as it thinks it uses the old runtime. 
>
>
> From your description, this appears to be gnustep-make doing the 
> correct thing (-DGNUSTEP_RUNTIME=1 means the new runtim,e is in use), 
> and the issue would be in the 'subsequent code'
>
>
>>
>> The setup is like this:
>>
>> export CC="/usr/bin/clang"
>> export CXX="/usr/bin/clang++"
>> export PREFIX="/"
>> export 
>> PATH="/usr/GNUstep2/System/Tools:/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin"
>> export PKG_CONFIG_PATH="/usr/lib/pkgconfig/:/usr/local/lib/pkgconfig/"
>> export RUNTIME_VERSION="gnustep-2.0"
>> export OBJCFLAGS="-fblocks"
>> export GNUSTEP_INSTALLATION_DOMAIN="SYSTEM"
>>
>>     ./configure \
>>             --with-layout=gnustep2 \
>>             --disable-importing-config-file \
>>             --enable-native-objc-exceptions \
>>             --enable-objc-arc \
>>             --enable-install-ld-so-conf \
>>             --with-library-combo=ng-gnu-gnu \
>>             --with-config-file=/etc/GNUstep/GNUstep.conf \
>>             --with-user-config-file='.GNUstep.conf' \
>>             --with-user-defaults-dir='GNUstep/Library/Defaults' \
>>             --with-objc-lib-flag="-l:libobjc.so.4.6"
>>
>>
>> especially the RUNTIME_VERSION environment variable and 
>> the --with-library-combo=ng-gnu-gnu should enforce the newer runtime.
>>
>> but when I install gnustep make and then run
>>
>> # /usr/GNUstep2/System/Tools/gnustep-config --objc-flags
>> -MMD -MP -DGNUSTEP_RUNTIME=1 -D_NONFRAGILE_ABI=1 
>> -DGNUSTEP_BASE_LIBRARY=1 -fno-strict-aliasing -fexceptions 
>> -fobjc-exceptions -D_NATIVE_OBJC_EXCEPTIONS -pthread -fPIC -Wall 
>> -DGSWARN -DGSDIAGNOSE -Wno-import -fblocks -fobjc-runtime=gnustep-2.0 
>> -fblocks -I. -I/root/GNUstep/Library/Headers -I/usr/local/include
>>
>> this is especially troublesome:
>>
>> -DGNUSTEP_RUNTIME=1  && -fobjc-runtime=gnustep-2.0  ??
>>
>>
>> Does anyone have an idea whats wrong with GNUstep make here or how 
>> this could be worked around?
>
> I suppose your problem might be that you are using the more recent 2.2 
> ABI but the default is specifying the 2.0 ABI?
>
> You can override the default using --with-runtime-abi configuration 
> option.


Thanks for that hint. Indeed I use the latest libobjc2.2.1. I'm 
surprised the ABI has changed.

would that mean -fobjc-runtime=gnustep-2.0 has to be changed 
to -fobjc-runtime=gnustep-2.2.1 as well?


>
>