Hi, Taco:
That is probably the new MPlib based metapost that no longer needs the external helper programs. The metapost version should be higher than 1.005 if this is the case.
I know that in your tug presentation. However: systems : system commands are enabled systems : begin file a-mpgraph-temp at line 42 fonts : resetting map file list fonts : using map file: original-base fonts : using map file: original-ams-base fonts : using map file: original-public-lm fonts : using map file: lm-ec fonts : using map file: lm-math fonts : using map file: lm-rm fonts : using map file: 8r-base fonts : using map file: ec-base fonts : using map file: t5-base fonts : using map file: original-ams-euler [1.1] systems : end file a-mpgraph-temp at line 52 ) Output written on a-mpgraph-temp.dvi (1 page, 268 bytes). Transcript written on a-mpgraph-temp.log. TeXExec | runtime: 0.14878 This is MetaPost, version 1.091 (kpathsea version 3.5.7) (./a-mpgraph.mp
a-mpgraph.mp a-mpgraph.mpx ! Unable to make mpx file. l.146 draw btex this string will become a sequence of glyphs (\TeX ) etex Transcript written on a-mpgraph.log. TeXExec | runtime: 0.192842 TeXUtil | parsing file a.tui TeXUtil | shortcuts : 169 TeXUtil | expansions: 308 TeXUtil | reductions: 0 TeXUtil | divisions : 0 TeXUtil | loaded files: 1 TeXUtil | temporary files: 0 TeXUtil | commands: 20 TeXUtil | programs: 0 TeXUtil | tuo file saved TeXExec | runtime: 0.451409
yue@yuewang:~$ cat a.tex \starttext \startuseMPgraphic{dummy} %simple sample from metafun manual draw btex this string will become a sequence of glyphs (\TeX) etex ; \stopuseMPgraphic \useMPgraphic{dummy} \stoptext yue@yuewang:~$ mpost --version MetaPost 1.091 Copyright 2008 AT&T Bell Laboratories. There is NO warranty. Redistribution of this software is covered by the terms of both the MetaPost copyright and the Lesser GNU General Public License. For more information about these matters, see the file named COPYING and the MetaPost source. Primary author of MetaPost: John Hobby. Current maintainer of MetaPost: Taco Hoekwater. I updated my context minimals an hour ago. Yue Wang