Le=C2=A0mar. 11 f=C3=A9vr= . 2020 =C3=A0=C2=A013:08, Hans Hagen <j.hagen@xs4all.nl> a =C3=A9crit=C2=A0:

On 2/11/2020 11:50 AM, Fabrice Couvreur wr= ote:
> Hi,
> I have some problems with the following macro :
>
> tex error =C2=A0 =C2=A0 =C2=A0 > mp error on line 23 in file /home/= viserion/macro.tex:
>
> ! Missing argument to suite.
> <to be read again>
> {
> <*> suite{
> 1,0}; suite(2,1); ;
> That macro has more parameters than you thought.
> I'll continue by pretending that each missing argument
> is either zero or null.
>
> ! Missing argument to suite.
> <to be read again>
> {
> <*> suite{
> 1,0}; suite(2,1); ;
> That macro has more parameters than you thought.
> I'll continue by pretending that each missing argument
> is either zero or null.

{} instead of ()

> ! Extra tokens will be flushed.
> <to be read again>
> {
> <*> suite{
> 1,0}; suite(2,1); ;
> I've just read as much of that statement as I could fathom,
> so a semicolon should have been next. It's very puzzling...
> but I'll try to get myself back together, by ignoring
> everything up to the next `;'. Please insert a semicolon
> now in front of anything that you don't want me to delete.
> (See Chapter 27 of The METAFONTbook for an example.)
>
> [1]
>
> 13 =C2=A0 =C2=A0 =C2=A0 enddef;
> 14 =C2=A0 =C2=A0 \stopMPcode
> 15 =C2=A0 =C2=A0 \starttext
> 16 =C2=A0 =C2=A0 =C2=A0On pr=C3=A9sente ci-dessous deux suites de dess= ins.
> 17 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 \startlinecorrection[blank]
> 18 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 \startmidaligned
> 19 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 \startcombination[= 2*1]
> 20 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 {\startMPco= de
> 21 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 suit= e{1,0};
> 22 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 suit= e(2,1);
> 23 >> =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 \stopMPco= de}{\tfxx \bf Suite 2}
> 24 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 \stopcombination
> 25 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 \stopmidaligned
> 26 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 \stoplinecorrection
> 27 =C2=A0 =C2=A0 \stoptext
>
> mtx-context =C2=A0 =C2=A0 | fatal error: return code: 256
>
> TeX Output exited abnormally with code 1 at Tue Feb 11 11:45:53
>
> ##################################################
> macro.tex
> ##################################################
>
> \startMPcode
>=C2=A0 =C2=A0 def suite (expr n, t) =3D
>=C2=A0 =C2=A0 begingroup
>=C2=A0 =C2=A0 =C2=A0numeric u;
>=C2=A0 =C2=A0 =C2=A0u :=3D 5mm;
>=C2=A0 =C2=A0 =C2=A0pickup pencircle scaled 4pt;
>=C2=A0 =C2=A0 =C2=A0for i=3D0 upto n:
>=C2=A0 =C2=A0 =C2=A0 =C2=A0for j=3D0 upto n:
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0drawdot (i*u,j*u) shifted(t*u,= 0) withcolor darkred;
>=C2=A0 =C2=A0 =C2=A0 =C2=A0endfor
>=C2=A0 =C2=A0 =C2=A0endfor
>=C2=A0 =C2=A0 endgroup
>=C2=A0 =C2=A0 enddef;
> \stopMPcode
> \starttext
>=C2=A0 =C2=A0On pr=C3=A9sente ci-dessous deux suites de dessins.
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 \startlinecorrection[blank]
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 \startmidaligned
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 \startcombination[2*1]
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 {\startMPcode
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 suite{1,0};
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 suite(2,1);
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0\stopMPcode}{\tf= xx \bf Suite 2}
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 \stopcombination
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 \stopmidaligned
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 \stoplinecorrection
> \stoptext
>
>
> Thank you.
> Fabrice
>
> ______________________________________________________________________= _____________
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>
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