[bug #62218] [refer] "et-al" doesn't work

[G. Branden Robinson]

URL:
  <https://savannah.gnu.org/bugs/?62218>

                 Summary: [refer] "et-al" doesn't work
                 Project: GNU troff
            Submitted by: gbranden
            Submitted on: Fri 25 Mar 2022 05:03:48 AM UTC
                Category: Preprocessor refer
                Severity: 3 - Normal
              Item Group: Incorrect behaviour
                  Status: Confirmed
                 Privacy: Public
             Assigned to: None
             Open/Closed: Open
         Discussion Lock: Any
         Planned Release: None

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Details:

Jaakko Pulkkinen first reported this issue in September 2019.

https://lists.gnu.org/archive/html/groff/2019-09/msg00004.html

Sigurd Hermann reported it again this month (March 2022).

https://lists.gnu.org/archive/html/groff/2022-03/msg00065.html

The problem manifests in groff 1.22.4 and persists in Git HEAD.

Here's a reproducer.


$ cat > bibliography.ref
%K atkinson2017
%A Susan Nolen-Hoeksema
%A Barbara L. Fredrikson
%A Geoffrey R. Loftus
%A Christel Lutz
%T Atkinson & Hilgard's Introduction to psychology
%I Andrew Ashwin
%D 2017
$ cat > hops.ms
.R1
database bib.ref
et-al " et al." 1 2
bracket-label " (" ) "; "
label "(@.n|Q) ', ' (D.y|D)"
no-label-in-reference
move-punctuation
accumulate
.R2
.ig
..
.LP
This is my paper citing the standard reference
.[
atkinson
.]
for demonstrative purposes.
$ groff -b -ww -a -R -ms hops.ms
<beginning of page>
This is my paper citing the standard reference (Nolen-Hoeksema, 2017) for
demonstrative purposes.
References
Susan Nolen-Hoeksema, Barbara L. Fredrikson, Geoffrey R. Loftus, and Christel
Lutz, Atkinson & Hil<hy>
 gard's Introduction to psychology, Andrew Ashwin (2017).
  





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