texlive[73024] Master: mention TEXLIVE_PREFER_OWN

[commits+karl at tug.org]

Revision: 73024
          https://tug.org/svn/texlive?view=revision&revision=73024
Author:   karl
Date:     2024-12-03 18:12:38 +0100 (Tue, 03 Dec 2024)
Log Message:
-----------
mention TEXLIVE_PREFER_OWN

Modified Paths:
--------------
    trunk/Master/install-tl
    trunk/Master/texmf-dist/doc/texlive/texlive-en/texlive-en.tex

Modified: trunk/Master/install-tl
===================================================================
--- trunk/Master/install-tl	2024-12-03 00:41:50 UTC (rev 73023)
+++ trunk/Master/install-tl	2024-12-03 17:12:38 UTC (rev 73024)
@@ -3474,8 +3474,10 @@
 
 =item C<TL_DOWNLOAD_ARGS>
 
-These override the normal choice of a download program; see the C<tlmgr>
-documentation, e.g.,
+=item C<TEXLIVE_PREFER_OWN>
+
+These override the normal choice of the download and other utility
+programs; see the C<tlmgr> documentation, e.g.,
 L<https://tug.org/texlive/doc/tlmgr.html#ENVIRONMENT-VARIABLES>.
 
 =item C<TEXLIVE_INSTALL_ENV_NOCHECK>

Modified: trunk/Master/texmf-dist/doc/texlive/texlive-en/texlive-en.tex
===================================================================
--- trunk/Master/texmf-dist/doc/texlive/texlive-en/texlive-en.tex	2024-12-03 00:41:50 UTC (rev 73023)
+++ trunk/Master/texmf-dist/doc/texlive/texlive-en/texlive-en.tex	2024-12-03 17:12:38 UTC (rev 73024)
@@ -19,7 +19,7 @@
         \url{https://tug.org/texlive/}
        }
 
-\date{2 May 2024}
+\date{3 December 2024}
 
 \begin{document}
 \maketitle
@@ -499,6 +499,16 @@
 or the equivalent for whatever download program you are using. This does
 not matter if you are installing from the \DVD\ or \ISO\ image.
 
+By default, the installer uses compression and download programs as
+found in \code{PATH}. (Exception: on Windows, the tar.exe shipped with
+TL is always used, regardless of any setting.) If you get errors during
+download or unpacking, such as \code{tar:\ Skipping to next file header},
+you can try setting the environment variable \code{TEXLIVE\_PREFER\_OWN}
+to \code{1} to use \TL-provided programs instead. You can also
+explicitly specify the programs and/or options to use with other
+environment variables. The \code{tlmgr} documentation gives the details:
+\url{https://tug.org/texlive/doc/tlmgr.html#ENVIRONMENT-VARIABLES}.
+
 The following sections explain installer start-up in more detail.
 
 \subsubsection{Unix}