python-dev

On Sat, Jun 14, 2008 at 12:31 AM,  <[EMAIL PROTECTED]> wrote:
>>>>>> "Guido" == Guido van Rossum <[EMAIL PROTECTED]> writes:
>
>    Guido> On Fri, Jun 13, 2008 at 9:21 AM,  <[EMAIL PROTECTED]> 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?
>
>    Guido> Ow. definitely.
>
> Yes.  If I have some time Saturday and nobody beats me to it I'll fix this.
>
>    >> 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
>
>    Guido> Does this enable you to submit a patch?
>
> Sure, I can submit a patch, though while that got me going I have no real
> idea if that is the correct way to worm around the problem.  I sort of think
> this is something which should be tested for in configure.  The code above
> was just a guess.
>
> Skip

I filed http://bugs.python.org/issue3110 for the solaris issue. The
best way to fix this is to patch setup.py to in the multiprocessing
section to account for the solaris issue.

-jesse
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