[fpc-pascal] More OS X problems

[Paul Davidson]

Thank you

Changing the mode in the project fixed all problems.  System now  
compiles correctly.

pd


On 2009-10-13, at 4:14 PM, Jonas Maebe wrote:

> Paul Davidson wrote on Tue, 13 Oct 2009:
>
>> OS X 10.6.1  FPC 2.2.4  Xcode 3.2 (64 bit)
>>
>> Using code base that has complied correctly since 2004
>>
>> Fixed $MODE OBJFPC
>
> What exactly did you fix and how? Marco mentioned something about  
> duplicate mode switches, but if you want help you really have to be  
> more specific.
>
>> 1)  A unit with identical first few lines as several other  
>> successfully compiled units gives a 'Identifier not found "class"  
>> error.  Following is start of file:
>>
>> {
>>  tccStack.pas
>>  corax60
>>  Created by Paul Davidson on 2005/01/01.
>>  Copyright (c) 2005 Corax Networks.Inc.. All rights reserved.
>> }
>> unit cStack;
>>  {$I Directives.inc}
>> interface
>> uses
>>  SysUtils;
>>  type
>>    tccStack = class( TObject )   {Barfs here}
>
> It means that the file is not being compiled in Delphi or ObjFPC  
> mode. What happens if you add {$mode objfpc} before the {$i  
> Directives.inc} statement? Does the compiler then complain about an  
> illegal/duplicate mode switch? What are the contents of that  
> Directives.inc file?
>
> Note that the default compilation mode for the Xcode projects is  
> MacPas mode (set via the command line options; see the "FPC Xcode  
> ReadMe.rtf" on the installer disk image for information about where  
> you can see and change these parameters), so if you don't add any  
> {$mode xxx} statement, that's what your code will use.
>
>> 2) All .s files give a "Command /Developer/usr/bin/gcc-4.2 failed  
>> with exit code 1
>
> How did you create the project? Did you use a template included with  
> FPC 2.2.4? (if so, which one) Are the errors for units that are  
> actually used by your main program? If not, have you tried following  
> the these instructions from the "FPC Xcode ReadMe.rtf" file on the  
> installer disk image under point "6. Troubleshooting and FAQs":
>
> ***
> 1) Q: What can I do when getting the following error after building:
>
> powerpc-apple-darwin8-gcc-4.0.1: warning: '-x assembler-with-cpp'  
> after last input file has no effect
> powerpc-apple-darwin8-gcc-4.0.1: no input files
> powerpc-apple-darwin8-gcc-4.0 failed with exit code 1
>
> • A: Short answer: click on the disclosure triangle next to the  
> Targets group, then next to the target with the same name as your  
> project, and then next to its "Compile Sources" phase. Remove any  
> sources from that phase which are not actually used by your program.
>
> Long answer: the projects work in two phases. First, FPC is used to  
> compile all sources from Pascal to assembler code. Next, Xcode calls  
> gcc to assemble the resulting files, links them together and builds  
> the application bundle (Xcode refuses to link if we let FPC directly  
> generates object code). If you remove a unit from the uses clause of  
> your program, FPC will no longer compile this unit. Subsequently,  
> there will be no assembler code for gcc to assemble, and Xcode will  
> pass an "empty filename" to gcc, causing the error displayed above.
> ***
>
>
> Jonas
>
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