Re: Coding systems ?

["Fernando Apesteguía" <fernando apesteguia gmail com>]

On 1/22/07, John Cupitt <jcupitt gmail com> wrote:
> Hi Olivier,
>
> On 1/22/07, Olivier Ramare <Olivier Ramare univ-lille1 fr> wrote:
> >   -- The file I read has nothing other than ascii
> > characters (letters even from a-zA-Z and punctuation).
> >   -- But gtk complains with enumerables
> > ---------------------------------------------------------------------------------
> > Gtk-CRITICAL **: gtk_text_buffer_emit_insert:
> > assertion `g_utf8_validate (text, len, NULL)' failed
> > --------------------------------------------------------------------------------
>
> I think you must have a non-ASCII character in there somewhere. I do
> (almost) this without problems. Perhaps your read routine is pasting
> the EOF (-1) character into the string by mistake?

It could be also that len is possitive and NULL is reached before
reading len bytes.
(http://developer.gnome.org/doc/API/2.4/glib/glib-Unicode-Manipulation.html#g-utf8-validate)

BTW, and just to save some time, you could consider to use
g_file_get_contents() to read an entire file.
(http://developer.gnome.org/doc/API/2.2/glib/glib-File-Utilities.html#g-file-get-contents)

> How about testing your characters before you insert them? Plain ASCII
> is in the range 0 to 0x7f, so try:
>
> for (i = 0; i < len; i++)
>   if ((unsigned char) text[i] > 0x7f)
>     printf ("non-ASCII at index %d\n", i);
> gtk_text_buffer_set_text (buffer, text, len);
>
> John
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Cheers