Author: Heiner Marxen
Date: 08:03:27 12/06/03
Go up one level in this thread
On December 05, 2003 at 21:57:30, Dann Corbit wrote:
>On December 05, 2003 at 21:53:45, Russell Reagan wrote:
>
>>On December 05, 2003 at 21:24:19, Robert Hyatt wrote:
>>
>>>struct BOOK_POSITION {
>>> long long signature;
>>> unsigned int status;
>>> float learn;
>>> int CAP;
>>>}
>>
>>This also works:
>>
>>struct BOOK_POSITION
>>{
>> long long signature __attribute__ ((packed));
>> unsigned int status __attribute__ ((packed));
>> float learn __attribute__ ((packed));
>> int CAP __attribute__ ((packed));
>>};
>
>Neither works unless you use GCC.
>And __attribute__ ((packed)) is one of those bletcherous GCC hacks that makes me
>want to puke. They should have used a pragma, so you could at least _COMPILE_
>it on some other compiler. It now becomes toxic to the Intel compiler and the
>Microsoft compiler and the SAS compiler and the DEC compiler, etc.
(Pragmas also have problems.)
I do it this way:
#if defined(__GNUC__)
# define Apacked __attribute__ ((packed))
#else
# define Apacked /*empty*/
#endif
And then:
long long signature Apacked;
That is portable enough for me, and not ugly enough to avoid it.
YMMV.
>FCOL.
?? are to explain "FCOL" ?
Cheers,
Heiner
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