[Scummvm-devel] setlocale() doesn't work at Symbian

Wed Feb 18 19:35:13 CET 2015

You're getting wrong results for sscanf(), which is why ZVision isn't
working for you

Try putting this line:
setlocale(LC_ALL, "C");
before your test code and try again

On Wed, Feb 18, 2015 at 8:23 PM, Федор <fedor_qd at mail.ru> wrote:

> I have:
> Test dot: 30.000000
> Test comma: 30.000000
>
> I confused.
>
> Fedor Strizhnev
> Федор Стрижнёв.
>
> Серада, 18 лютага 2015, 14:44 UTC ад Willem Jan Palenstijn <
> wjp at usecode.org>:
>
>   On Wed, Feb 18, 2015 at 02:42:08PM +0300, Fiodar Strizhniou wrote:
> > Is this test code good?
> >
> >
> > sscanf("30.981", "%f", &y)
> > printf("Test dot: \n")
> > print y;
> > sscanf("30,981", "%f", &y)
> > printf("Test comma: \n")
> > print y;
>
>
> I had a quick look at how ZVision uses sscanf, and something like that
> sounds
> good, yes.
>
> If you want something that actually compiles, try:
>
>         float y;
>         sscanf("30.981", "%f", &y);
>         printf("Test dot: %f\n", y);
>         sscanf("30,981", "%f", &y);
>         printf("Test comma: %f\n", y);
>
>
> You should get as output:
>
> Test dot: 30.981001
> Test comma: 30.000000
>
>
> -Willem Jan
>
>
> > исходное сбщ
> > Тема: Re: [Scummvm-devel] setlocale() doesn't work at Symbian
> > От: Федор <fedor_qd at mail.ru
> <https://e.mail.ru/compose?To=fedor_qd@mail.ru>>
> > Дата: 17.02.2015 17.44
> >
> > I don't know what I need to test. Can you give me peace of code?
> >
> >
> > Fedor Strizhnev
> > Федор Стрижнёв.
> >
> > Аўторак, 17 лютага 2015, 13:47 UTC ад Willem Jan Palenstijn <
> wjp at usecode.org <https://e.mail.ru/compose?To=wjp@usecode.org>>:
> > >On Tue, Feb 17, 2015 at 04:06:00PM +0300, Fiodar Strizhniou wrote:
> > >> I create bugreport month ago about bad colours in most scenes in
> Zvision engine games. I get point to wrong setlocale() settings in some
> backends. I create and run test app. Nothing works(see screenshot). Also i
> have read somewhere in Symbian Sdk docs what setlocale doesnt work at
> Symbian.
> > >
> > >
> > >You should really say things like that directly, instead of having us
> guess at
> > >what you're trying to do.
> > >
> > >
> > >The main question is: does sscanf work with "%f" for you? And if you
> set locale
> > >to "C" explicitly?
> > >
> > >
> > >-Willem Jan
> > >
> > >
> > >
> > >> исходное сбщ
> > >> Тема: Re: [Scummvm-devel] setlocale() doesn't work at Symbian
> > >> От: Filippos Karapetis < bluegr at gmail.com
> <https://e.mail.ru/compose?To=bluegr@gmail.com> >
> > >> Дата: 17.02.2015 14.52
> > >>
> > >> You don't use a correct value for the locale
> > >>
> > >> You would want something like:
> > >> setlocale(LC_ALL,"en_GB.ISO-8859-1");
> > >>
> > >> Having said that, check backends/platform/sdl/sdl.cpp, where it does
> this:
> > >> const Common::String locale = setlocale(LC_ALL, "");
> > >>
> > >> // Restore default C locale to prevent issues with
> > >> // portability of sscanf(), atof(), etc.
> > >> // See bug #3615148
> > >> setlocale(LC_ALL, "C");
> > >>
> > >> Be careful when changing the locale, you need to reset it afterwards
> (as
> > >> the comment mentions).
> > >>
> > >> This stackoverflow question may be helpful:
> > >>
> http://stackoverflow.com/questions/3191664/list-of-all-locales-and-their-short-codes
> > >>
> > >> On Tue, Feb 17, 2015 at 1:08 PM, Fiodar Strizhniou < fedor_qd at mail.ru
> <https://e.mail.ru/compose?To=fedor_qd@mail.ru> > wrote:
> > >>
> > >> > I write simple application and run on phone:
> > >> > printf("Locale is: %s\n", setlocale(LC_ALL, "en_GB"));
> > >> > Locale is NULL
> > >> > Which parts (decimal separators, etc) should be set? Which values
> from
> > >> > setlocale() used?
> > >> > Always yours, Strizhniou Fedor.
> > >> > С уважением, Стрижнёв Фёдор.
> > >> >
> > >>
> > >>
> > >> --
> > >> "Experience is the name every one gives to their mistakes" - Oscar
> Wilde
> > >
> >
> >
> >
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-- 
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