Re: Get gchar* from Glib::ustring

[Hubert Figuiere <hub figuiere net>]

On 06/03/2009 02:08 PM, Fabrício Godoy wrote:
> Thank you.
>
> Can you say why the following code compile but don't work?
>
>
> template<class T1, class T2, class T3>
> Glib::ustring build_filename(const T1&  str1, const T2&  str2, const T3&  str3)
> {
>      Glib::ustring ustr1 = Glib::ustring::compose("%1", str1);
>      Glib::ustring ustr2 = Glib::ustring::compose("%1", str2);
>      Glib::ustring ustr3 = Glib::ustring::compose("%1", str3);
>
>      gchar* path;
>
>      path = g_build_filename(ustr1.c_str(), ustr2.c_str(), ustr3.c_str());

Because, as written in the Fine Manual, you must end the argument list 
with NULL.

There is also Glib::build_filename()

Since your description of "doesn't work" is missing I assume you are 
either getting a crash or garbage, depending on the phase of the moon 
and the age of the captain.

Hub