Installation issue with pip, building from source

[Phil Thompson]

On 19/05/2025 18:48, Jeremy Sanders wrote:
> On 19/05/2025 00:55, Phil Thompson wrote:
> veusz/veusz/actions/runs/15096973165/job/42432933475
>> 
>> The changes in this area are that the metadata version will have 
>> changed from v2.1 to v2.2, and that the names of sdists and/or wheels 
>> have changed to be all lower case. I don't know of caching works in a 
>> github environment - can there be an older mixed case file lying 
>> around as well?
>> 
>> I'd hack pip to print out the arguments to join() which I would think 
>> would be a big clue.
> 
> Thanks - I'll see if I can do that. Maybe I'll see if sip-build works.
> 
> For debugging, I just tried running sip-build on my Ubuntu 24.04
> installation and get the following error with PyQt-6.9.0, with the
> standard Ubuntu Qt 6.4.2:
> 
> sip-build --qmake=/usr/bin/qmake6 --verbose
> ...
> 
> g++ -c -pipe -O2 -std=gnu++1z -fno-exceptions -Wall -Wextra
> -D_REENTRANT -fPIC -DPy_LIMITED_API=0x03090000
> -DSIP_PROTECTED_IS_PUBLIC -Dprotected=public -DQT_KEYPAD_NAVIGATION
> -DQT_NO_EXCEPTIONS -DQT_NO_DEBUG -DQT_PLUGIN -DQT_CORE_LIB -I. -I.
> -I.. -I../../qpy/QtCore -I/usr/include/python3.12
> -I/usr/include/x86_64-linux-gnu/qt6
> -I/usr/include/x86_64-linux-gnu/qt6/QtCore -I.
> -I/usr/lib/x86_64-linux-gnu/qt6/mkspecs/linux-g++ -o sipQtCoreQChar.o
> sipQtCoreQChar.cpp
> /home/jss/tmp/foo/pyqt6-6.9.0/build/QtCore/sipQtCoreQChar.cpp:510:53:
> error: ‘Script_Kawi’ is not a member of ‘QChar’
>   510 |     {sipName_Script_Kawi, 
> static_cast<int>(::QChar::Script_Kawi)},
>       |                                                     ^~~~~~~~~~~
> /home/jss/tmp/foo/pyqt6-6.9.0/build/QtCore/sipQtCoreQChar.cpp:511:59:
> error: ‘Script_NagMundari’ is not a member of ‘QChar’
>   511 |     {sipName_Script_NagMundari,
> static_cast<int>(::QChar::Script_NagMundari)},
>       | ^~~~~~~~~~~~~~~~~
> make[1]: *** [Makefile:2861: sipQtCoreQChar.o] Error 1
> make[1]: Leaving directory '/home/jss/tmp/foo/pyqt6-6.9.0/build/QtCore'
> make: *** [Makefile:59: sub-QtCore-make_first-ordered] Error 2
> sip-build: 'make' failed returning 2

I think that’s been fixed in the current snapshot.

Phil