Re: teTeX 3.0: new default LaTeX engine

On Mon, Apr 11, 2005 at 03:34:01PM +0100, Ant?nio Rodrigues Tom? wrote:
> This is almost certain true but now I'm not anymore able to compile a final 
> version of an accepted article by Non linear Process in Geophysics
> 
> http://www.copernicus.org/EGU/npg/guidelines_for_manuscript_and_article.html
> 
> the problem is most certainly in the class file they provide
> 
> http://www.copernicus.org/guidelines/egu.cls

Here's a patch (untested).  Note that graphicx.sty and color.sty
intelligently test whether they're producing pdf or dvi, and \ifpdf
(from the ifpdf.sty package) does the same.  So this is much simpler
than the original code in these respects.

HTH,

   Julian

--- egu.cls.orig	2005-04-11 22:25:05.000000000 +0100
+++ egu.cls	2005-04-11 22:30:52.000000000 +0100
@@ -42,7 +42,7 @@
  %     \documentclass[inbook]{egu}   (for book camera-ready copy) or as
  %     \documentclass[ms]{egu}       (for manuscript)
  %  It requires the local files
- %     article.cls   size10.clo    fleqn.clo
+ %     article.cls   size10.clo    fleqn.clo    ifpdf.sty
 \def\ACP{Atmospheric Chemistry and Physics}
 \def\ACPD{Atmospheric Chemistry and Physics Discussions}
 \def\BG{Biogeosciences}
@@ -110,21 +110,12 @@
 \paperheight=277mm\paperwidth=210mm
 \if@aglet\paperheight=283mm\paperwidth=213mm\fi
 \ifacpd\paperheight=159mm\paperwidth=166mm\fi
-\newif\if@ps
-\ifx\pdfoutput\undefined%
-  \IfFileExists{graphicx.sty}{\RequirePackage[dvips]{graphicx}% LaTeX
-  \DeclareGraphicsExtensions{.eps,.ps}}{%
+\IfFileExists{graphicx.sty}{\RequirePackage{graphicx}}{%
   \ClassWarningNoLine{egu}{Cannot find graphicx.sty; proceeding without it}}
-  \if@aglet\IfFileExists{color.sty}{\RequirePackage{color}}{%
+\if@aglet\IfFileExists{color.sty}{\RequirePackage{color}}{%
   \ClassWarningNoLine{egu}{Cannot find color.sty; proceeding without it}}\fi
-  \@pstrue
-\else%
-  \IfFileExists{graphicx.sty}{\RequirePackage[pdftex]{graphicx}% pdfLaTeX
-  \DeclareGraphicsExtensions{.pdf,.png,.jpg}}{%
-  \ClassWarningNoLine{egu}{Cannot find graphicx.sty; proceeding without it}}
-  \if@aglet\IfFileExists{color.sty}{\RequirePackage[pdftex]{color}}{%
-  \ClassWarningNoLine{egu}{Cannot find color.sty; proceeding without it}}\fi
-  \@psfalse
+\RequirePackage{ifpdf}
+\ifpdf
   \pdfinfo{/Creator (egu.cls version \clsversion)}
 \fi
 \IfFileExists{url.sty}%
@@ -507,7 +498,7 @@
 \evensidemargin -0.9cm % 0cm
 \topmargin -3.0cm % -2.1cm
 \if@aglet \evensidemargin -0.6cm \topmargin -2.7cm \fi
-\if@ps\topmargin -1.0cm\fi
+\ifpdf\else\topmargin -1.0cm\fi
 \headheight 2cm
 \headsep 0.5cm
 \topskip = 12pt