[Lazarus] Win 7 issue / Re: -dWINDOWS_LIGATURE [[Re: Font ligatures support]]

Maxim Ganetsky ganmax at narod.ru
Fri Oct 9 00:55:42 CEST 2020

07.10.2020 14:23, Martin Frb via lazarus пишет:
> On 07/10/2020 01:42, Maxim Ganetsky via lazarus wrote:
>> 06.10.2020 16:23, Martin Frb via lazarus пишет:
>>> On 06/10/2020 15:09, Maxim Ganetsky via lazarus wrote:
>>>> ----
>>>> Can you try to catch it in the debugger, and see what params are given
>>>> to NewTextOut
>>>> in
>>>> parentfp=0x13abf6e8)
>>>>      at lazsyntextarea.pp:1741
>>>>   fTextDrawer.NewTextOut(TxtLeft, rcToken.Top, TxtFlags, tok,
>>>> ATokenInfo.Tk.TokenStart, ATokenInfo.Tk.TokenLength, FEtoBuf);
>>>> Can you add some debugln in a format convenient to you? This will
>>>> simplify things, I think.
>>> This is in the paint handler, and it is called for each token. So 
>>> potentially very slow with debugln.
>>> But since it is in startup, hopefully you wont have to many.
>>> Apply this patch please
>> With this patch applied Lazarus seems to crash on debugln in 
>> lazsyntextarea.pp. Just in case, I tried to remove this particular 
>> debugln, then it printed 'BEFORE' and nothing more.
> Sorry my fault, I thought I had all the nil checks....
> Please replace that debugln with
> debugln('Calling NewTextOut L: %s rcT: %s tok: %s tkt: %s // %s // eto: 
> %s', [dbgs(TxtLeft), dbgs(rcToken), dbgs(tok), 
> dbgMemRange(PByte(ATokenInfo.Tk.TokenStart), ATokenInfo.Tk.TokenLength), 
> dbgs(ATokenInfo.Tk.TokenLength), dbgs(FEtoBuf<>nil) ]);

I got the following output:

Hint: (lazarus) [TMainIDE.ParseCmdLineOptions] 
Hint: (lazarus) [TMainIDE.ParseCmdLineOptions] 
Hint: (lazarus) [TMainIDE.LoadGlobalOptions]
Hint: (lazarus) LastCalled="I:\FPC\lazarus\lazarus.old.working.exe"
Hint: (lazarus) CurPrgName="i:\FPC\lazarus\lazarus.exe"
Hint: (lazarus) 
Hint: (lazarus) [TBuildManager.SetBuildTarget] Old=i386-win32-win32 
32-win32 Changed: OS/CPU=True LCL=False
Calling NewTextOut L: 71 rcT: l=71,t=36,r=85,b=54 tok: 
l=71,t=36,r=85,b=54 tkt:
2020 // 2 // eto: False

Best regards,
  Maxim Ganetsky                  mailto:ganmax at narod.ru

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