[m-rev.] for review: bootstrap with MSVC as C compiler.

[Peter Ross]

fjh wrote:
> On 24-Oct-2002, Peter Ross <pro at missioncriticalit.com> wrote:
> >
> > diff -u trace/mercury_trace_source.c trace/mercury_trace_source.c
> > --- trace/mercury_trace_source.c
> > +++ trace/mercury_trace_source.c
> > @@ -344,10 +344,17 @@
> >  */
> >  #ifdef MR_HAVE_SLEEP
> >  sleep(1);
> > -#else
> > +#elif MR_HAVE_CAPITAL_S_SLEEP
> >  Sleep(1000);
> > +#else
> > +        /*
> > +        ** busy-wait for a few billion cycles, which should
hopefully
> > +        ** take a second or more.
> > +        */
> > +        volatile int i;
> > +        for (i = 0; i < 100000000; i++)
>
> Now that I think about it a bit more: better make that `long' rather
than
> `int', just in case we ever try porting to a system with 16-bit ints.
>
Done.

> > +++ README.MS-VisualC 24 Oct 2002 14:50:03 -0000
> > @@ -18,6 +18,8 @@
> >  configure defaults to using the hlc.gc grade as this is the only
grade
> >  currently supported.
> >
> > +Also ensure that the environment variable TMPDIR points to a valid
directory.
>
> Which path name format should be used -- Unix or Windows?
> The README needs to say which one it is.
>
Hmmm good question, I ended up just setting it to ".".  I think it has
to be in Windows format with each of the "\" escaped, or unix format but
where the root of the path is c:\.  I will just recommend setting TMPDIR
to be ".".

> (BTW, which program needs TMPDIR set?)
>
The compiler, when it calls io__make_temp.


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