The Persistence of Vision Raytracer (POV-Ray).

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Attached to Project: POV-Ray
Opened by Joseph Berry - 2010-06-30
Last edited by Chris Cason - 2013-01-28

FS#153 - Error determining I/O permissions when using .ini file

clipka anonymous@anonymous.org wrote:
> Am 29.06.2010 04:27, schrieb jberry02:
> > First, note that this is the Windows version.
> > Second the issue is not with opening the ini file, but with opening the scene
> > file from within the ini file.
> >
> > I have a scene.ini file, that has a line:
> >
> > Input_File_Name=scene
> >
> > under POV-Ray 3.5 *and* POV-Ray 3.6, the scene defined in the file scene.pov is
> > rendered properly using the parameters specified in the scene.ini file. The ini
> > file is opened from the POV-Ray GUI, and run using the “Run” button.
> >
> > under POV-Ray 3.7, I get an error - I originally thought that it was simply not
> > looking for scene.pov (i.e., it wasn’t adding the .pov extension when trying to
> > open the scene file), but looking closer the error is *actually*:
> >
> > Input file ‘C:\[...]\scene’ not found; cannot determine I/O permission for
> > write.
> > Failed to start render: Cannot open file.
> >
> > In other words, it appears that the problem is that it isn’t adding the default
> > ..pov extension when it is trying to do the I/O permission check. I do not have
> > any special I/O permisssions configured for any version of POV-Ray (I get the
> > pop-up dialogs), and this is a change in behavior from 3.6 to the current beta
> > of 3.7. The scene.pov file is not in any of the POV-Ray directories - it is in
> > a separate tree where I keep my scene files.
> Having looked at it in a debugger, I can confirm that there is a
> problem, and that you don’t seem to be far off the mark:
> The error occurs when POV-Ray tries to determine the I/O permissions for
> the /output/ file. If that isn’t explicitly specified with a path,
> POV-Ray will try to get the path from the input file; however, it will
> take the unprocessed parameter (in the sample case “scene”) rather than
> the file name POV-Ray makes of it (”scene.pov”), and then attempts to
> get the full /long/ path name of the file (remember the good old 8.3
> filenames for compatibility with 16-bit programs?), which only works
> when the file exists.
> Would you mind submitting a bug report to <http://bugs.povray.org>?

Closed by  Chris Cason
Monday, 28 January 2013, 01:12 GMT
Reason for closing:  Fixed
Additional comments about closing:  

This is fixed in RC7.


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