port select python and config error

[Ryan Schmidt]

On Oct 28, 2018, at 16:50, Mark Brethen wrote:

> brethen-air:~ marbre$ port select --summary
> Warning: port definitions are more than two weeks old, consider updating them by running 'port selfupdate'.
> Name       Selected      Options
> ====       ========      =======
> clang      none          mp-clang-6.0 none
> cython     none          cython36 none
> gcc        none          mp-gcc7 none
> ipython    py34-ipython  none
> llvm       none          mp-llvm-3.4 mp-llvm-6.0 none
> mpi        none          mpich-mp-fortran none
> nosetests  none          nosetests36 none
> pip        pip34         none
> py-sympy   py36-sympy    py36-sympy none
> python     python27      python26-apple python27 python27-apple python36 none
> python2    python27      python26-apple python27 python27-apple none
> python3    python36      python36 none
> wxWidgets  none          wxWidgets-3.0 none
> 
> With macports python 2.7 it’s a different error:
> 
> :info:build /opt/local/Library/Frameworks/Python.framework/Versions/2.7/Resources/Python.app/Contents/MacOS/Python: can't open file 'setup.py': [Errno 2] No such file or directory
> :info:build Command failed:  cd "/opt/local/var/macports/build/_Users_marbre_ports_math_reduce/libreduce/work/Reduce-svn4765-src/generic/libreduce/x86_64-mac_10.12_sierra-darwin16.7.0" && /opt/local/Library/Frameworks/Python.framework/Versions/2.7/bin/python2.7 setup.py --no-user-cfg build 
> :info:build Exit code: 2
> :error:build Failed to build libreduce: command execution failed
> :debug:build Error code: CHILDSTATUS 96796 2
> :debug:build Backtrace: command execution failed
> :debug:build     while executing
> :debug:build "system {*}$notty {*}$nice $fullcmdstring"
> :debug:build     invoked from within
> :debug:build "command_exec build"
> :debug:build     (procedure "portbuild::build_main" line 8)
> :debug:build     invoked from within
> :debug:build "$procedure $targetname"
> :error:build See /opt/local/var/macports/logs/_Users_marbre_ports_math_reduce/libreduce/main.log for details.
> 
> <main.log>
> 

In that logfile, autoreconf has run, but configure has not been run, which is probably why the build later fails. I don't know why configure hasn't been run.


On Oct 28, 2018, at 17:03, Mark Brethen wrote:

> It looks to me that it failed because the source does not provide a ‘setup.py’ configuration file. Apple must provide a default setup.

setup.py is where a python project defines how it is to be set up. It's like a configure file. It's specific to each project. There isn't a default. Maybe for this software the configure script creates the setup.py file; I'm not sure.