[Python-Dev] pyconfig.h macro usage

[Brett]

Skip Montanaro wrote:

> After Zacks message about configure.in cruft, I zapped the SIZEOF_CHAR macro
> and noticed it was never used in any .c files.  So that got me to thinking
> (dangerous, I know)...  What about:
> 
>     for macro in `egrep '#undef [_A-Z]' pyconfig.h.in \
>                   | awk '{print $2}' \
>                   | sort`
>     do
>         echo -n "$macro:   "
>         find . -name '*.[ch]' \
>         | egrep -v pyconfig \
>         | xargs egrep $macro \
>         | wc -l
>     done \
>     | sort -n -k 2,2
> 
> Turns out there are quite a few macros defined in pyconfig.h that are
> unused:
> 
>     HAVE_DUP2                       SIZEOF_FLOAT
>     HAVE_GETPID                     SIZEOF_UINTPTR_T
>     HAVE_LIBDL                      SIZEOF_WCHAR_T
>     HAVE_LIBDLD                     SYS_SELECT_WITH_SYS_TIME
>     HAVE_LIBIEEE                    TM_IN_SYS_TIME
>     HAVE_LIBRESOLV                  WITH_DL_DLD
>     HAVE_PTHREAD_INIT               WITH_DYLD
>     HAVE_STDARG_H                   WITH_LIBINTL
>     HAVE_STRDUP                     _FILE_OFFSET_BITS
>     HAVE_STRPTIME                   _LARGEFILE_SOURCE
>     HAVE_ST_BLOCKS                  _MINIX
>     HAVE_SYS_SOCKET_H               _NETBSD_SOURCE
>     HAVE_TERMIOS_H                  _OSF_SOURCE
>     HAVE_TIMEGM                     _POSIX_1_SOURCE
>     HAVE_TM_ZONE                    _POSIX_C_SOURCE
>     HAVE_TRUNCATE                   _POSIX_SOURCE
>     HAVE_UCS4_TCL                   _REENTRANT
>     RETSIGTYPE                      __BSD_VISIBLE
>     SIZEOF_DOUBLE                   __EXTENSIONS__
> 
> Any votes for getting rid of them?
> 

I think HAVE_STRPTIME can be ditched.

Sorry for the late response.  This is what happens when I don't really 
get to read some emails in detail until I do the next Summary.

-Brett