/usr/web/sources/contrib/steve/root/sys/lib/texmf/metafont/base/expr.mf

Plan 9 from Bell Labs’s /usr/web/sources/contrib/steve/root/sys/lib/texmf/metafont/base/expr.mf


string s[]; s1="abra";
path p[]; p1=(0,0)..(3,3); p2=(0,0)..(3,3)..cycle;
tracingonline:=1; scrollmode;
forever: message "gimme an expr: "; s0:=readstring;
show scantokens s0; endfor

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