[pdftex] CMR10 loaded too early ?

[RS]

On 07.08.2005 09:10, Ross Moore wrote:
> Hi all.
> 
> I'm trying to add /ToUnicode  CMAP resources to the fonts in a document
> created using  pdfLaTeX by loading the  cmap.sty  package.
> This works for most fonts and encodings, and I've written  oms.cmap
> and oml.cmap for math-symbols, and ot1.cmap for standard tex using OT1
> encoding.
> 
> The OT1 works fine with CMR12 and CMR17 fonts, but there is a problem
> associating the CMAP resource to CMR10.
> 
> I think the reason for this is that information about CMR10 is loaded
> *too soon*; i.e. before cmap.sty can be loaded, and so before the need
> for a CMAP resource is known.
> This could be due to coding normally precompiled into the .fmt file.

size<pt>.clo issues \normalfont

> Has anyone encountered this issue before ?
> Is there an easy way to overcome this ?
> e.g.
> is there a way to tell pdfTeX either to *not* load CMR10 early,
> or to unload it once loaded, so that it can be reloaded afresh later
> along with the /ToUnicode reference ?

You could load cmap with

\RequirePackage{cmap}

*before* \documentclass. Alternatively, undefine the font with

\expandafter\let\csname OT1/cmr/m/n/10\endcsname\relax


Regards,
Robert.