On 31 Oct 2012, at 22:15, Ken Thomases <k...@codeweavers.com> wrote:
> On Oct 31, 2012, at 9:41 AM, Gerriet M. Denkmann wrote:
>
>> I print strings like:
>> NSString *s = @"ร่วมรส";
>> fprintf(stderr, "%s\n", [ s UTF8String]);
>> and usually it just works.
>>
>> But sometimes it does not and I get garbage like:
>> ร่ว\340\270\241รส
>>
>> Converting these numbers to hex one gets: 0xe0 0xb8 0xa1 which is the
>> Utf8-code for THAI CHARACTER MO MA.
>> So why does it not print (as it should):
>> ร่วมรส ?
>>
When I run this in Xcode for a few times, I get sometimes good output, but
sometimes not.
Bad output looks like:
2012-11-01 01:56:29.971 Writing[76838:303] strlen 1027
หหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหหห\340\270\253
Did run 10 times, got the bad output 3 times.
Did run 20 times in Terminal - never got bad output.
#import <Foundation/Foundation.h>
int main(int argc, const char * argv[])
{
#define REPEAT 7
// exactly one of these should be defined
#define EINSx // no silly output here
#define ZWEIx
#define DREIx
#define VIER
@autoreleasepool
{
NSMutableString *mu = [ NSMutableString string ];
#ifdef EINS
#define NBR 1023 //
#endif
#ifdef ZWEI
#define NBR 511 // 511 → strlen 1023 for 2
bytes
#endif
#ifdef DREI
#define NBR 342 // 342 → strlen 1027 for 3
bytes
#endif
#ifdef VIER
#define NBR 256 // 256 → strlen 1025 for 4
bytes
#endif
for ( NSUInteger i = 0; i < NBR; i++ )
{
#ifdef EINS
[ mu appendString: @"a" ]; // 1 byte
#endif
#ifdef ZWEI
[ mu appendString: @"§" ]; // 2 bytes SECTION
SIGN
#endif
#ifdef DREI
[ mu appendString: @"ห" ]; // 3 bytes
#endif
#ifdef VIER
[ mu appendString: @"🚴" ]; // 4 bytes
BICYCLIST
#endif
};
[ mu appendString: @"\n" ];
const char *a = [ mu UTF8String ];
NSLog(@"strlen %lu", strlen(a));
for( NSUInteger i = 0; i < REPEAT; i++ ) fprintf(stderr,"%2lu
%s", i, a);
}
return 0;
}
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