[fpc-pascal] lazarus crash at start

[Jesus Reyes]

 --- Peter Vreman <peter at freepascal.org> escribió:

> At 01:12 1-8-2005, you wrote:
> >Trying to find why lazarus crashes at start in win98 I found a
> courious 
> >problem, global variable IsConsole is true when it should be false
> as 
> >lazarus is built as a gui application.
> >
> >Digging I found that IsConsole is set in two functions in
> wprt0.as: 
> >_mainCRTStartup sets to true and _WinMainCRTStartup sets to False,
> this 
> >cause a wrong setup of standard Output that DebugLn (lclprocs.pas)
> use to 
> >emit debug messages.
> >
> >It seems that this functions are 'used' in the linker script, for
> example 
> >ld .--verbose shows that by default a ENTRY(_mainCRTStartup) it's
> used. I 
> >looked into the generated lazarus link.res file and didn't find a
> ENTRY 
> >section so I guess it uses the default and that's why even when
> lazarus is 
> >a gui app, it's linked as a console app.
> >
> >To demostrate this I modified the link.res script to inculde 
> >ENTRY(_WinMainCRTStartup) section and then linked, the resulting 
> >lazarus.exe file now behaves as a gui app and won't crash at
> start.
> >
> >It seems that WriteResponseFile lacks the code to add the ENTRY
> section to 
> >the link.res script but I don't know if it's supposed to be there
> or 
> >should it be in another stage, any comments?
> 
> You need to use {$apptype gui} or use the -WG parameter. For the
> compiler 
> it is not known if the application needs a console or not.
> 
> 
> Peter
> 

Lazarus is already compiled with -WG

Jesus Reyes A.


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