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Pascal Error Forward Declaration Not Solved

Member Posts: 61 LNet installation error: Forward declaration not solved « on: June 18, 2009, 11:01:44 pm » lnet/lazaruspackage/lclnet.pas(125,15) Error: Forward declaration notsolved "TLCLEventer.HandleIgnoreError(TLHandle);"lnet/lazaruspackage/lclnet.pas(126,15) Error: Forward declaration notsolved "TLCLEventer.HandleIgnoreWrite(TLHandle);"lnet/lazaruspackage/lclnet.pas(127,15) Error: Forward Antonio. Maybe there is a unit in your implementation uses section that redefines THandle. Mattias -- _______________________________________________ Lazarus mailing list [hidden email] http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus Antonio Fortuny Reply | Threaded Open this post in threaded view ♦ ♦ | Report Content as Inappropriate ♦ ♦ Re: his comment is here

Michael Van Canneyt Re: [Lazarus] Forward declar... But a more descriptive message would beuseful ('specialization not allowed in this context' or so?).The original post mentioned "Fatal: Internal error 200204175".Tomas Ċ½ilvinas Ledas 2009-10-07 19:16:30 UTC PermalinkRaw Message Yes, I On e.g. Michael. -- _______________________________________________ Lazarus mailing list [hidden email] http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus Antonio Fortuny Reply | Threaded Open this post in threaded view ♦ ♦ | Report Content as Inappropriate ♦ ♦ Re:

IMHO, the FPC should not allow such ambiguity and raise an error, asking to qualify the identifier. Could someone confirm that it has been fixed in Delphe XE2 Update1, or does it mean that it works 'as expected'? [Edit Oct 23, 2011] Final answer from EMB: EMB confirmed by Jay [December 01, 2016, 08:11:30 pm] Direct file loads by greertr [December 01, 2016, 08:10:02 pm] SMF 2.0.12 | SMF © 2016, Simple MachinesTinyPortal © 2005-2011 XHTML RSS WAP2 Free Can droids be shut down manually?

by cobata [December 01, 2016, 09:20:32 pm] Ooops - Debugger error fr... Other languages, like Ada, raise a compiler error. The current solution, relying in the order of units to guess which one will pick, is a prone of errors, and sometimes very difficult to find, because most of us aren't But I think it would be preferable to use a > distinct type name.

My problem then >>> would be to use the right handle type where needed >> >> That is exactly why I am a proponent of this mechanism. > Just tell me I suppose it would break backward compatibility, a directive {$Check_Ambiguity+} would be fine for me ;-) When you work with big programs, you are going to face with identifier collisions. How would tampering with voter registration rolls be detected? As I can understand that the system unit is quite close to the OS definitions it should not be superseded by Lazarus.

A Book where an Animal is advertising itself to be eaten Cash register allowing all coins Loading trait on weapons without ammunition Should I defragment my SSD? you can not have a procedure declaration after final "end." .The only reason to use forward declarations should be when you have in the implementation section, or in the main program I suppose it would break backward compatibility, a directive > {$Check_Ambiguity+} would be fine for me ;-) +1 > When you work with big programs, you are going to face with I'd be more than happy to re-engineer my applications diversifying handle types which means to get rid of all this ambiguity when addressing OS objects.

Or write your own tool for finding ambiguous declarations, and the whole world will praise you ;-) DoDi -- _______________________________________________ Lazarus mailing list [hidden email] http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus Mattias Gaertner Reply | Threaded Maybe a bicycle would do it ? :-P Antonio. > > Michael. > > -- > _______________________________________________ > Lazarus mailing list > [hidden email] > http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus> -- _______________________________________________ Lazarus mailing list I'd be more than happy to > >>> re-engineer my applications diversifying handle types which means to get > >>> rid of all this ambiguity when addressing OS objects. I'd be more than happy to re-engineer my applications diversifying handle types which means to get rid of all this ambiguity when addressing OS objects.

Regards, Sven -- _______________________________________________ Lazarus mailing list [hidden email] http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus -- Antonio Fortuny Senior Software engineer 220, avenue de la Liberté L-4602 Niederkorn Tel.: +352 58 00 93 - 93 www.sitasoftware.lu this content I'm using Delphi 2010 with update 5. But I think it would be preferable to use a distinct type name. But that is not an excuse, relying in "uses" order is a poor decision from old times that could be improved.

I do manipulate lots of handles in my applications and do not really want to take care of which basic type they are. Not the answer you're looking for? I'd be more than happy to >>> re-engineer my applications diversifying handle types which means to get >>> rid of all this ambiguity when addressing OS objects. http://newmicros.net/pascal-error/pascal-error-26.html I do >>> manipulate lots of handles in my applications and do not really want to >>> take care of which basic type they are.

it's just a rant ;-) -- Un saludo Santiago A. [hidden email] -- _______________________________________________ Lazarus mailing list [hidden email] http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus Marcos Douglas Reply | Threaded Open this post in threaded view Who's gonna take the car ? I do manipulate lots of handles in my applications and do not really want to take care of which basic type they are.

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What is this aircraft with elaborate folding wings? But a more descriptive message would beuseful ('specialization not allowed in this context' or so?).The original post mentioned "Fatal: Internal error 200204175".Tomas 8 Replies 22 Views Switch to linear view Disable Back to top Back to General Programming Old topic! It is a Delphi conversion and I didn't pay enough attention to it >>> >>> But the isn't there some ambiguity between LCL declarations and FPC >>> declarations for what is

This gives internal error:procedure asdasd(something: specialize TTwoValuesList);beginend;I'll make a bug report tomorow or a day after.And yes, I think a descriptive message saying to use typedspecialization would be nice for those My problem then would be to use the > right handle type where needed That is exactly why I am a proponent of this mechanism. Register now! http://newmicros.net/pascal-error/pascal-error-41.html It is a Delphi conversion and I didn't pay enough attention to it > > But the isn't there some ambiguity between LCL declarations and FPC > declarations for what is

The solution is not to change identifier, probably each > unit programmer chose such name for good reasons, but using namespaces, > that object pascal already has. But that is not an excuse, relying in > "uses" order is a poor decision from old times that could be improved. > > Sure it's a FPC topic, but I Antonio Fortuny Re: [Lazarus] Forward de... Probably on > windows they will all end up referencing windows.THandle, but on other > platforms they may be wildly different.

Regards, Marcos Douglas -- _______________________________________________ Lazarus mailing list [hidden email] http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus Hans-Peter Diettrich Reply | Threaded Open this post in threaded view ♦ ♦ | Report Content as Inappropriate ♦ Might be related to the fact that the LCL often uses the THandle to store a pointer on non-Windows widgetsets. by cobata [December 01, 2016, 09:20:32 pm] Ooops - Debugger error fr... function OpenLongFileName(const ALongFileName: String; const SharingMode: Integer): THandle; begin if not FileExists(ALongFileName) then begin with TStringList.Create do try Clear; SaveToFile(ALongFileName); finally Free end;

Thanks, Antonio. -- _______________________________________________ Lazarus mailing list [hidden email] http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus Mattias Gaertner Reply | Threaded Open this post in threaded view ♦ ♦ | Report Content as Inappropriate ♦ ♦ On e.g. Might be related to the fact that the LCL often uses the THandle to store a pointer on non-Windows widgetsets. delphi generics forward-declaration share|improve this question edited Oct 23 '11 at 7:39 asked May 19 '11 at 8:20 user315561 333312 1 +1 that should indeed work IMHO –jpfollenius May 19

Reply | Threaded Open this post in threaded view ♦ ♦ | Report Content as Inappropriate ♦ ♦ Re: [Lazarus] Forward declaration not solved In reply to this post by For a developer as me, this is probably the best solution indeed. But I think it would be preferable to use a distinct type name. IMHO, the FPC should > not allow such ambiguity and raise an error, asking to qualify the > identifier.

Mattias -- _______________________________________________ Lazarus mailing list [email protected] http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus Previous message View by thread View by date Next message [Lazarus] Forward declaration not solved Antonio Fortuny Re: [Lazarus] Forward declaration not solved I don't know how long it took me to find the bug: Just because "windows" was used after "sysutils". Lazarus Home Forum Help TinyPortal Search Login Register Lazarus » Programming » General » Forward Declaration not solved Free Pascal Website Downloads Wiki Bugtracker Mailing Subscribe to GameDev.net's newsletters to receive the latest updates and exclusive content.