Re: [Bug-AUCTeX] 11.86; pngs not being generated by preview-latex

[Clark Taylor]

Your patch solved the problem.  It works with gs9.00 and your patch.

Clark

On Tue, Oct 12, 2010 at 12:09 PM, Ralf Angeli <address@hidden> wrote:
> * Clark Taylor (2010-10-11) writes:
>
>> I'm happy to be a guinea pig if you need.
>
> A way to check if we are really dealing with a problem concerned with
> the security features of Ghostscript would be to disable them and see if
> the problem goes away.  The following patch does this.  It would be
> interesting to see the results in your case.
>
> Be sure to use this only if you are sure that the code in the generated
> PostScript file is not malicious.  And you should revert the changes in
> preview.el again after testing, so that you don't leave a security hole
> in your system.
>
>
> --- preview.el.~1.284.~ 2009-06-18 21:20:46.000000000 +0200
> +++ preview.el  2010-10-12 20:59:15.000000000 +0200
> @@ -355,7 +355,7 @@
>   :group 'preview-gs
>   :type 'string)
>
> -(defcustom preview-gs-options '("-q" "-dSAFER" "-dNOPAUSE"
> +(defcustom preview-gs-options '("-q" "-dNOSAFER" "-dNOPAUSE"
>                                "-DNOPLATFONTS" "-dPrinted"
>                                "-dTextAlphaBits=4"
>                                "-dGraphicsAlphaBits=4")
> @@ -724,7 +724,7 @@
>                                   preview-gs-options
>                                   (nthcdr 2 image-info))
>          preview-gs-init-string
> -         (format "{DELAYSAFER{.setsafe}if}stopped pop\
> +         (format "\
>  /.preview-BP currentpagedevice/BeginPage get dup \
>  null eq{pop{pop}bind}if def\
>  <</BeginPage{currentpagedevice/PageSize get dup 0 get 1 ne exch 1 get 1 ne 
> or\
>
>
> --
> Ralf
>