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

Федор fedor_qd at mail.ru
Wed Feb 18 19:23:03 CET 2015


 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 >
>> 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 >:
>> >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 >
>> >> 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 > 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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