On 3/28/2022 1:32 PM, Jérôme LAURENS wrote:
I do not really understand what is the relation with macro packages and _ because it is just raw luatex. depends. i've seen it being an active character; anyway,
\directlua{ tex.set_synctex_tag(99) print(tex.get_synctex_tag()) tex.set_synctex_tag(199) print(tex.get_synctex_tag()) } does what it is supposed to do: sets the tag of the current input and reports the tag of the current input and every \directlua pushed the stack so after such a call that state is gone Hans ----------------------------------------------------------------- Hans Hagen | PRAGMA ADE Ridderstraat 27 | 8061 GH Hasselt | The Netherlands tel: 038 477 53 69 | www.pragma-ade.nl | www.pragma-pod.nl -----------------------------------------------------------------