Nelson:
Thanks a lot.
I found that sprintf(s,"%llu\n",ull.id); works with gcc but not with VC6.0 .
Thanks.
Regards,
Gu Lei
----- Original Message -----
From: "Dan Nelson" <[EMAIL PROTECTED]>
To: "??????" <[EMAIL PROTECTED]>
Cc: <mysql@lists.mysql.com>
Sent: Wednesday, March 15, 2006 11:27 PM
Subject: Re: insert my_ulonglong data with C API
> In the last episode (Mar 15), ?????? said:
>> Thanks a lot! But my test is not successful. Please help me. This is
>> my test code:
>>
>> #ifdef WIN32
>> #include <windows.h>
>> #endif
>>
>> #include "mysql.h"
>> #include <stdio.h>
>> main()
>> {
>> union ull {
>> unsigned char a[8];
>> my_ulonglong id;
>> } ull;
>> for(int i=0;i<8;i++) ull.a[i]=(unsigned char)255;
>>
>> char s[200];
>> sprintf(s,"%llu\n",ull.id);
>> printf("%s\n",s);
>>
>> return 0;
>> }
>>
>> On Windows its output is:
>> 4294967295
>> It's still a 4bytes integer.
>
> Maybe your compiler doesn't understand the %llu syntax. If it's a
> posix-compatible compiler, try this (although if it was posix, %llu
> would have worked, so this probably won't either):
>
> #include <inttypes.h>
>
> ...
>
> sprintf(s,"%"PRIu64"\n",ull.id);
>
> Or read your compiler documentation to verify that can print 64-bit
> integers at all.
>
> --
> Dan Nelson
> [EMAIL PROTECTED]
>
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