Hi Ikumi, It works for me. Pass "amsmath" to the patched TeX-documentation-texdoc and it fires evince on the documentation without blocking emacs; fire it on "foobar" and I get a sensible message about not finding any documentation.
---Fran On Sat, 3 Nov 2018 at 18:02, Ikumi Keita <[email protected]> wrote: > Hi Fran, Mosè and all, I'm responding to one year old thread. > > >>>>> "Fran Burstall (Gmail)" <[email protected]> writes: > > Thanks, Moisè, for looking into this and thank you Keita for verifying > the > > issue. > > > I shall use tex-doc for the time being. > > After struggling with this problem again, it seems that I managed to > find out a solution. The patch listed below resolves the problem on my > environment. Could you please try it? > > If it fixes the problem without harming other's environments, I'll > install this in the git repository. > > Regards, > Ikumi Keita > > diff --git a/tex.el b/tex.el > index 9995af3f..2d3942f3 100644 > --- a/tex.el > +++ b/tex.el > @@ -6350,7 +6350,27 @@ the number of the file to view, anything else to > skip: ") list))) > ;; Called without prefix argument: just run "texdoc --view <pkg>" > and > ;; show the output, so that the user is warned in case it doesn't > find > ;; the documentation or "texdoc" is not available. > - (message (shell-command-to-string (concat "texdoc --view " > pkg))))))) > + (message > + ;; The folowing code to the end of `defun' used to be just > + ;; (shell-command-to-string (concat "texdoc --view " pkg)) > + ;; , but in some cases it blocks emacs until the user quits > + ;; the viewer (bug#28905). > + (with-output-to-string > + (let* (;; Use pipe rather than pty because the latter > + ;; causes atril (evince variant viewer) to exit > + ;; before showing anything. > + (process-connection-type nil) > + (process (start-process-shell-command > + "Doc view" standard-output > + (concat "texdoc --view " pkg)))) > + ;; Suppress the message "Process Doc view finished". > + (set-process-sentinel process #'ignore) > + ;; Kill temp buffer without query. This is necessary if > + ;; the underneath shell can't find the texdoc binary, at > + ;; least for some environment. > + (set-process-query-on-exit-flag process nil) > + ;; Don't discard shell output. > + (accept-process-output process)))))))) > > (defun TeX-goto-info-page () > "Read documentation for AUCTeX in the info system." > >
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