[Python-Dev] multiprocessing source not "Unix clean"

Guido van Rossum guido at python.org
Fri Jun 13 19:17:22 CEST 2008


On Fri, Jun 13, 2008 at 9:21 AM,  <skip at pobox.com> wrote:
> In trying to solve a build problem with the multiprocessing code on
> Solaris10 I visited multiprocessing.c in XEmacs and noticed the files all
> appear to have Windows line endings.  Should those maybe be stripped to
> conform to the other Python source?

Ow. definitely.

> FWIW, it appears that Solaris doesn't define SEM_VALUE_MAX but does define
> _SEM_VALUE_MAX in sys/params.h.
>
>    .../Modules/_multiprocessing/multiprocessing.c: In function 'init_multiprocessing':
>    .../Modules/_multiprocessing/multiprocessing.c:253: error: 'SEM_VALUE_MAX' undeclared (first use in this function)
>    .../Modules/_multiprocessing/multiprocessing.c:253: error: (Each undeclared identifier is reported only once
>    .../Modules/_multiprocessing/multiprocessing.c:253: error: for each function it appears in.)
>
> On Windows the author simple #defines SEM_VALUE_MAX to be LONG_MAX.  I used
> a little cpp action to define it:
>
>    #ifndef SEM_VALUE_MAX
>    #  ifdef _SEM_VALUE_MAX
>    #    define SEM_VALUE_MAX _SEM_VALUE_MAX
>    #  else
>    #    define SEM_VALUE_MAX INT_MAX
>    #  endif
>    #endif

Does this enable you to submit a patch?

-- 
--Guido van Rossum (home page: http://www.python.org/~guido/)


More information about the Python-Dev mailing list