[tex-live] epstopdf does not propagate exit code

[Heiko Oberdiek]

On Sun, Sep 13, 2009 at 10:32:37PM +0200, Reinhard Kotucha wrote:

> On 13 September 2009 T T wrote:
> 
>  > I've noticed that epstopdf utility does not propagate exit code from
>  > ghostscript (WinXP), so I can't detect GS failure. Any chance to fix
>  > that?
> 
> This is a known problem and I sent Gerben a patch already.  He said
> that he was on leave and will reply later.  No other response so far.
> 
> Here is the patch I sent him:
> 
> --- epstopdf.pl	2009-07-20 02:59:05.000000000 +0200
> +++ epstopdf.pl-new	2009-08-25 22:58:06.000000000 +0200
> @@ -427,5 +427,6 @@
>  close(IN);
>  print OUT "\ngrestore\n" if $BBCorrected;
>  close(OUT);
> +exit ($?/256) if $?;
>  warning "BoundingBox not found" unless $BBCorrected;
>  debug "Ready.";
> 
> 
> The Perl variable $? contains a 16 bit number, the most significant
> byte contains the exit code.  Thus the division by 256.

And ghostscript could be aborted by a signal (the lower 8 bits),
example, see pdfcrop.

Yours sincerely
  Heiko <oberdiek at uni-freiburg.de>