[MacPorts] #42220: py-netcdf4 @1.0.4_1: build failure when using ccache

[MacPorts]

#42220: py-netcdf4 @1.0.4_1: build failure when using ccache
-------------------------+--------------------
  Reporter:  egall@…     |      Owner:  sean@…
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.2.1
Resolution:              |   Keywords:
      Port:  py-netcdf4  |
-------------------------+--------------------

Comment (by zanderpower@…):

 Oof!  Now the build fails with the following:

 {{{
 running build_ext
 building 'netCDF4._netCDF4' extension
 creating build/temp.macosx-10.5-ppc-2.7
 creating build/temp.macosx-10.5-ppc-2.7/netCDF4
 /mp2/local/bin/gcc-mp-4.7 -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-
 prototypes -arch ppc -I/mp2/local/include -I/mp2/local/include
 -I/mp2/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7
 /site-packages/numpy/core/include
 -I/mp2/local/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7
 -c netCDF4/_netCDF4.c -o build/temp.macosx-10.5-ppc-2.7/netCDF4/_netCDF4.o
 gcc-mp-4.7: error: unrecognized option '-arch'
 error: command '/mp2/local/bin/gcc-mp-4.7' failed with exit status 1
 Command failed:  cd
 "/mp2/local/var/macports/build/_mp2_local_var_macports_sources_rsync.macports
 .org_release_tarballs_ports_python_py-
 netcdf4/py27-netcdf4/work/netCDF4-1.1.8" &&
 /mp2/local/Library/Frameworks/Python.framework/Versions/2.7/bin/python2.7
 setup.py --no-user-cfg build
 Exit code: 1
 }}}

 I've dealt with this problem before.  I think I need to change the flags
 which contain "-arch ppc" to "-mcpu 7450".  However, I am not sure how to
 handle this in Python's build system.

 I am attaching the most recent build log.

-- 
Ticket URL: <https://trac.macports.org/ticket/42220#comment:13>
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