Re: octave 5.1.0.0 32 bit doesn't run on Windows XP

[Markus Mützel]

Am 24. März 2019 um 05:44 Uhr schrieb "Tatsuro MATSUOKA":
> ----- Original Message -----
> >From: Nicholas Jankowski 
> >To: Markus Mützel < 
> >Cc: Help GNU Octave <address@hidden>; Игорь Дворцов 
> >Date: 2019/3/23, Sat 02:01
> >Subject: Re: octave 5.1.0.0 32 bit doesn't run on Windows XP
> > 
> >
> >On Fri, Mar 22, 2019 at 12:06 PM "Markus Mützel"  wrote:
> >
> >On 22 Mar 2019 12:57:38 +0300 Игорь Дворцов wrote:
> >>> The program doesn't run on Windows XP with the error message - entry 
> >>> point RegGetValueW not found in advapi32.dll
> >>> 
> >>> The googling gives the solution: 
> >>> https://social.msdn.microsoft.com/Forums/vstudio/en-US/910a0e22-42bf-437d-8f5b-0162cc691f89/the-procedure-entry-point-reggetvaluea-could-not-be-located-in-advapi32dll?forum=vcgeneral
> >>> 
> >>> In short, RegGetValueW is only available in 64-bit version of 
> >>> advapi32.dll. They recommend using RegQueryValueEx instead.
> >>
> >>Octave no longer runs on Windows XP.
> >>Please see also bug #54662:
> >>https://savannah.gnu.org/bugs/index.php?54662
> >>
> >>Newer systems are not affected.
> >>
> >
> >
> >ok, so to be clear, if it's indeed just a 32bit WinXP issue, not a general 
> >32bit Windows issue.  In that case, it appears that this is an issue that 
> >won't be fixed.
> >
> 
> 
> I installed octave-5.1.0-w32 to Windows 10 32bit.
> That works fine.
> 
> Tatsuro

Please, see also [1]: RegGetValueW requires at least Windows XP 64 bit or 
Windows Vista.

FWIW, it looks like this function is used by LLVM. So renaming 
C:\Octave\Octave-5.1.0\mingw64\bin\opengl32.dll might help if you are using a 
decent graphics card with sufficiently new drivers.

Markus

[1]: 
https://docs.microsoft.com/en-us/windows/desktop/api/winreg/nf-winreg-reggetvaluea#requirements