Re: compat_bsdos

Run BSD/OS in an emulator then, e.g. inside QEMU.

It's not really worth it to write nor maintain a kernel emulation for
this, speed is clearly not your issue - it will be way faster than
even under emulation than the original hw.

Jaromir

Le mar. 21 juil. 2020 à 20:01, Steve Blinkhorn <[email protected]> a écrit :
>
> This is for some retrospective analysis for academic publication.  It's
> all software I acquired long ago, compiled for BSD/OS without problem
> after small tweaks to I/O channels.  It's originally Fortran IV, and
> comews from a number of highly reputable (in termws of code
> portability) sources, such as Bell Labs.  There seems to be no -f66
> option for f2c or fort77.  In the process of failed compilation I see
> some common issues: inconsistent calling sequences, where a subroutine
> parametr has been translated to a real in one place and an integer in
> another, recommendations to use non-existent options as a remedy,
> complaints bout typing in general.
>
> The binary compatibilties were the thing that really attracted me to
> NetBSD when BSDi folded.  But they've let me down before - the Linux
> compatibility have lagged behind what colleagues in other institutions were
> working with, so I have from time to time to run a Linux box.
>
> --
> Steve Blinkhorn <[email protected]>
> You wrote:
> >
> >
> > > On Jul 21, 2020, at 6:19 AM, Steve Blinkhorn <[email protected]> wrote:
> > >=20
> > > I have suddenly discovered the absence of compat_bsdos, having just
> > > completed the replacement of all our old x86 machines with amd64s.  Is
> > > it irretrievably lost?  I have a mass of software compiled originally
> > > for BSD/OS, and quail at the magnitude of the task of recompilation,
> > > particularly since much of it has Fortran source, and f2c-f77 has got
> > > fussier about common Fortran practices of old.  The thought of fixing
> > > the kinds of issues that may arise (I've tried one program, and it
> > > hasn't been fun - it's still not working) does not fill me with
> > > anticipatory pleasure.
> >
> > I can't imagine that it would be too much work.  It should be pretty =
> > similar to 4.3/4.4, and we have compat layers for those vintages on =
> > various platforms.
> >
> > -- thorpej
> >
> >
>