Hi Marcus, At 2024-07-25T09:59:12+0200, me.gr...@mro.name wrote: > On Wed, 24 Jul 2024 13:28:04 -0500 > "G. Branden Robinson" <g.branden.robin...@gmail.com> wrote: > > The subsection/node "Page Location Traps" discusses how to do this > > and offers a simple example of the setup and use of header and > > footer traps. > > frankly I am usually hesitant to engage with traps, but your nudge > encouraged me to do so and it turned out quite fruitful. See > https://mro.name/2024/brief-dina4.roff
I'm glad to hear it!
[...]
> P.S.: I wonder why there's a single word on the page's last line, but
> I can live with that.
It is because you used (line-)breaking requests in your traps without
also using the no-break control character.
.de hd \" page header
. sp 3
. tl |Hinterbichlbach den 24. Juli 2024||%/2|
. sp 1
..
.de ft \" page footer
. bp \" just a page break to get a bottom margin
..
.wh 0 hd \" trap at top of the page
.wh -5 ft \" trap at bottom of the page
As I put it recently to Dave Kemper, "[w]ords from a partially collected
line will spurt out like mustard if, inside trap-called macros, one
isn't careful with requests that imply breaks."[1]
I changed them as follows:
$ diff -u brief-dina4{,-gbr}.roff
--- brief-dina4.roff 2024-07-25 02:53:52.000000000 -0500
+++ brief-dina4-gbr.roff 2024-08-09 03:12:20.236198546 -0500
@@ -10,12 +10,12 @@
.ll 17.6c
.lt 17.6c
.de hd \" page header
-. sp 3
+' sp 3
. tl |Hinterbichlbach den 24. Juli 2024||%/2|
-. sp 1
+' sp 1
..
.de ft \" page footer
-. bp \" just a page break to get a bottom margin
+' bp \" just a page break to get a bottom margin
..
.wh 0 hd \" trap at top of the page
.wh -5 ft \" trap at bottom of the page
...and got the following results in output, which I think solves the
problem you observed.
$ nroff -k brief-dina4.roff >| A
$ nroff -k brief-dina4-gbr.roff >| B
$ diff -u [AB]
--- A 2024-08-09 03:13:07.324051316 -0500
+++ B 2024-08-09 03:13:11.428038486 -0500
@@ -59,7 +59,7 @@
Duis autem vel eum iriure dolor in hendrerit in vulputate velit esse
molestie consequat, vel illum dolore eu feugiat nulla facilisis at
- vero
+
@@ -69,9 +69,9 @@
Hinterbichlbach den 24. Juli 2024 2/2
- eros et accumsan et iusto odio dignissim qui blandit praesent lupta‐
- tum zzril delenit augue duis dolore ‐e feugait nulla facilisi. Lorem
- ipsum dolor sit amet,
+ vero eros et accumsan et iusto odio dignissim qui blandit praesent
+ luptatum zzril delenit augue duis dolore ‐e feugait nulla facilisi.
+ Lorem ipsum dolor sit amet,
Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam
nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam
@@ -125,7 +125,7 @@
Lorem ipsum dolor sit amet,
Duis autem vel eum iriure dolor in hendrerit in vulputate velit esse
- molestie
+
@@ -135,10 +135,10 @@
Hinterbichlbach den 24. Juli 2024 3/2
- consequat, vel illum dolore eu feugiat nulla facilisis at vero eros
- et accumsan et iusto odio dignissim qui blandit praesent luptatum
- zzril delenit augue duis dolore ‐e feugait nulla facilisi. Lorem ip‐
- sum dolor sit amet,
+ molestie consequat, vel illum dolore eu feugiat nulla facilisis at
+ vero eros et accumsan et iusto odio dignissim qui blandit praesent
+ luptatum zzril delenit augue duis dolore ‐e feugait nulla facilisi.
+ Lorem ipsum dolor sit amet,
Viele Grüße, Euer
Mustermax
Regards,
Branden
[1] https://savannah.gnu.org/bugs/?63176
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