<div dir="ltr"><div dir="ltr"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Would "uses" be better expressed as "requires", and would "pdftex and xetex" be better expressed as "pdftex or xetex" ?</blockquote><p>Yes to the first question, each program requires those engines to create its formats.</p><p>As to the second question, no, csplain requires both. It contains a format with engine pdftex and a format with engine xetex. fmtutil will try to launch both engines, and of course fail if one of them is missing.</p><p>Best,<br>Vincenzo</p></div><div dir="ltr"><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">Il giorno lun 14 ago 2023 alle ore 20:19 Philip Taylor (Hellenic Institute) <<a href="mailto:P.Taylor@hellenic-institute.uk">P.Taylor@hellenic-institute.uk</a>> ha scritto:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
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<div>On 14/08/2023 20:10, Vincenzo Mantova
wrote:<br>
</div>
<blockquote type="cite">
<div dir="ltr">Hi,
<div><br>
</div>
<div>The following packages include formats but do not
explicitly depend on the underlying engines:</div>
<div>- amstex uses pdftex</div>
<div>- csplain uses pdftex and xetex</div>
<div>- lollipop uses tex</div>
<div>- mptopdf uses pdftex</div>
<div>- texsis uses pdftex</div>
</div>
</blockquote>
<p>Would "uses" be better expressed as "requires", and would "pdftex
and xetex" be better expressed as "pdftex or xetex" ?</p>
<p>-- <br>
<i>Philip Taylor</i><br>
</p>
</div>
</blockquote></div></div>