Hello all, I take back my previous mail, that the packed record doesn't use the same order as it is definition. I am in time hurry and made on error, that I was exporting the content of similar record to file to compare and therefore I looked me as wrong one.
So it is solved. TRoland; <<< 28.4.2009 15:23 - Roland Turcan "k...@rotursoft.sk" >>> RT> <<< 27.4.2009 19:26 - Mattias Gaertner "nc-gaert...@netcologne.de" >>> MG>> Use packed records and add gap variables. RT> Uffff, look at this: RT> TYPE TPackedGap =PACKED RECORD RT> VarInteger :INTEGER; RT> Dummy1 :INTEGER; RT> VarDouble :DOUBLE; RT> VarBoolean :BOOLEAN; RT> VarBoolean2:BOOLEAN; RT> Dummy2 :Word; RT> Dummy3 :INTEGER; RT> END; RT> ... and I would expect, that the binary representation of this RT> definition will keep the order of variables from definition, but it RT> doesn't. RT> Could somebody explain what rules is applied to change the order of RT> variables in memory? RT> TRoland; RT> <<< 27.4.2009 19:26 - Mattias Gaertner "nc-gaert...@netcologne.de" >>> MG>> On Mon, 27 Apr 2009 17:27:30 +0200 MG>> Roland Turcan <k...@rotursoft.sk> wrote: >>> Hello Dmitry, >>> >>> Thanks for your reply, but I think, that you haven't understood me >>> what I am trying to explain. >>> >>> I have binary contents which are copied from memory using by an >>> application which is written in Delphi. I am porting an application to >>> MacOS X 10.5, but I need to use the same structures as I have in >>> Delphi and Kylix where "NOT PACKED" records are aligned. >>> >>> The fact is, that FPC compiler on intel based Mac OS X builds up >>> application which contains records "packed" by 4 bytes by default. MG>> Use packed records and add gap variables. MG>> >>> I need to get the same behavior in intel based mac os x as I have in >>> other platforms. >>> >>> What should I do to build FPC compiler which will behave the same on >>> all platforms. MG>> This won't work. The other sources and libs expect another alignment. MG>> FPC uses the various alignments for good reason. MG>> Mattias MG>> _______________________________________________ MG>> Lazarus mailing list MG>> Lazarus@lazarus.freepascal.org MG>> http://www.lazarus.freepascal.org/mailman/listinfo/lazarus -- Best regards, TRoland http://www.rotursoft.sk http://exekutor.rotursoft.sk _______________________________________________ Lazarus mailing list Lazarus@lazarus.freepascal.org http://www.lazarus.freepascal.org/mailman/listinfo/lazarus