Re: Disable alternate locations on Win32

Tom Lane wrote:
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > The following patch disables alternate locations on Win32 because it
> > doesn't have symlinks.
>
> Why not do it with one ifdef in one place?

It was done this way because they wanted to test earlier for failure,
and they didn't want the symlink call because they didn't have symlinks.
I didn't totally follow the code.

> if (alt_loc)
> {
> + #ifndef WIN32
> if (symlink(alt_loc, nominal_loc) != 0)
> elog(ERROR, "CREATE DATABASE: could not link '%s' to '%s': %m",
> nominal_loc, alt_loc);
> + #else
> + elog(ERROR, "CREATE DATABASE: may not use an alternate location on this platform");
> + #endif
> }
>
> Also I wonder if this shouldn't be conditionalized on something like
> HAVE_SYMLINKS rather than a hardwired platform check.

Yes, that would be better.

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