[mercury-users] Re: [mercury-users] io__read_line_as_string predicate problem

[Petr Nemec]

> > Hallo everybody,
> >  I have a problem with the io__read_line_as_string predicate when
> > reading a text file containing non ASCII characters. I am unable to
> > read such line with this predicate, whereas io__read_line and
> > consequential conversion via string__from_char_list works fine. Is
> > there a way to avoid "touching" each character twice ? Time is my
> > greatest enemy :).
> > 
> > Thanks
> >  Petr
> > Nemec

> That said, I don't really understand why using string__from_char_list
> after io__read_line should work if io__read_line_as_string doesn't.
> What exactly goes wrong?

It is exactly so. The call to io__read_line_as_string ends up with 
"error(io_error("read failed: error 0"))". 
The charset is non-ASCII (ISO-8859-2, Czech letters). I am using
binary distribution of Mercury 10.1. on CygWin.

Petr

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