Re: NOFIXADE / NOPRINTADE

No idea.  That code came in at a time when we weren't as good at
documenting platform-specific stuff.  (We never expected to be this
popular or to be playing with this code 8 years later.)  :-)

I just found this:
http://joshua.raleigh.nc.us/docs/linux-2.4.10_html/87660.html

Want to update the C comments?

---------------------------------------------------------------------------

Neil Conway wrote:
> There's a bunch of very ugly code in backend/main/main.c that involves
> the preprocessor constants "NOFIXADE" and "NOPRINTADE". The code seems
> to be related to support for Alpha and/or ultrix4. NOFIXADE is defined
> by port/osf.h and port/ultrix4.h, while NOPRINTADE is not defined as far
> as I can tell (... unless some system header defines it?)
> 
> Does anyone have any idea what this code is intended to do, and why it
> is necessary? It would be nice to remove it, but even if that's not
> possible we can at least explain why it is necessary.
> 
> The code in question is:
> 
> #if defined(__alpha)            /* no __alpha__ ? */
> #ifdef NOFIXADE
>     int            buffer[] = {SSIN_UACPROC, UAC_SIGBUS};
> #endif   /* NOFIXADE */
> #ifdef NOPRINTADE
>     int            buffer[] = {SSIN_UACPROC, UAC_NOPRINT};
> #endif   /* NOPRINTADE */
> #endif   /* __alpha */
> 
> #ifdef WIN32
>     char       *env_locale;
> #endif
> 
> #if defined(NOFIXADE) || defined(NOPRINTADE)
> 
> #if defined(ultrix4)
>     syscall(SYS_sysmips, MIPS_FIXADE, 0, NULL, NULL, NULL);
> #endif
> 
> #if defined(__alpha)            /* no __alpha__ ? */
>     if (setsysinfo(SSI_NVPAIRS, buffer, 1, (caddr_t) NULL,
>                    (unsigned long) NULL) < 0)
>         write_stderr("%s: setsysinfo failed: %s\n",
>                      argv[0], strerror(errno));
> #endif
> #endif   /* NOFIXADE || NOPRINTADE */
> 
> -Neil
> 
> 
> 
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