#1143876 less: Ctrl-X truncates the data with "less --file-size"

Package:
less
Source:
less
Description:
pager program similar to more
Submitter:
Vincent Lefevre
Date:
2026-10-10 19:19:06 UTC
Severity:
normal
Tags:
#1143876#5
Date:
2026-08-07 20:51:35 UTC
From:
To:
When I run

  { echo ab ; sleep 3 ; echo cd; } | less --file-size

and type Ctrl-X during the "sleep", I get "ab" only, still after
these 3 seconds.

This bug has been fixed upstream in the merge done just after v668
(which is rather old).
#1143876#10
Date:
2026-10-09 19:06:39 UTC
From:
To:
We believe that the bug you reported is fixed in the latest version of
less, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to 1143876@bugs.debian.org,
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Jesse Rosenstock <jmr@google.com> (supplier of updated less package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing ftpmaster@ftp-master.debian.org)
Format: 1.8
Date: Fri, 25 Sep 2026 10:42:00 +0200
Source: less
Architecture: source
Version: 710-1
Distribution: unstable
Urgency: medium
Maintainer: Milan Kupcevic <milan@debian.org>
Changed-By: Jesse Rosenstock <jmr@google.com>
Closes: 1109366 1123653 1143876 1148634
Changes:
 less (710-1) unstable; urgency=medium
 .
   * new upstream release (closes: #1123653, #1148634)
     - set LESS_IS_MORE=0 to disable "more" compatibility mode fixed in v669,
       drop d/p/less-is-more-434417 (#434417)
     - fix part of text temporarily cleared while searching (closes: #1109366)
     - fix Ctrl-X truncating data with --file-size (closes: #1143876)
     - fix -F polling eating terminal typeahead (closes: #1148634)
   * d/copyright: update
Checksums-Sha1:
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 e6e6b6915c93482b08ef761f98582ceb3e9ef69a 1018366 less_710.orig.tar.gz
 caade7557ef504b1c8f545f452866fb2395a28a5 21984 less_710-1.debian.tar.xz
 db9c5f759ec184bec1b532783f910ab1ae548ced 5962 less_710-1_amd64.buildinfo
Checksums-Sha256:
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 21be53aec83e05123f0fc5c75bd6169fe10bd4e99f9e21fd7784134d81b34b11 1018366 less_710.orig.tar.gz
 6ad3a66fc8dbcbf2aa3996b4319265b3935805adc2a5eb77049b8c2a817385f4 21984 less_710-1.debian.tar.xz
 c1af2972d98a9c130587fad8de1b89552609254ee16a4bae56034771b8003c34 5962 less_710-1_amd64.buildinfo
Files:
 4835af3905ebf5dbf97b1b0b02d6bf39 1813 text important less_710-1.dsc
 88def88b00e75a9e5c53cf81e77342b1 1018366 text important less_710.orig.tar.gz
 81cffcc1aafb1a728b373d55ffcb323e 21984 text important less_710-1.debian.tar.xz
 745a02afce99ee746cfb7ec054dfd552 5962 text important less_710-1_amd64.buildinfo
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