[pdftex] filedescriptor leak in pdftex 14h

[Han The Thanh]

> I am using pdflatex (14h) to produce a catalog with many images.
> After a few hundred images pdftex dies with the message
> 
> <use img_ghostdogthewayofthesamurai.jpg>pdflatex:
> img_serialexperimentslainreset1113b00002e257.jpg: Too many open files
> 
> if I use limit descriptors unlimited (which effectively sets the
> limit to 1024) I can go a bit further, but pdftex still dies ...
> 
> Is it realy necessary to keep descriptors to all included images
> open, or is it a filedescriptor leak ?
> 
> I am not familiar with the pdftex code, so I have not started to
> look for the bug in the code. If someone can tell me where abouts
> to look I will be glad to ...

I would try to ship each page explicitly (using \newpage or the likes at
desired places).  The images used in a page are freed after a page is
shipped out. So if you have many pages and each has many images, all the
images are kept in memory until shipout is called.

Thanh