From 29f51454d26547cf60979a6578f2d4af728b27b9 Mon Sep 17 00:00:00 2001 From: Karl Berry Date: Thu, 22 Nov 2018 23:37:16 +0000 Subject: doc git-svn-id: svn://tug.org/texlive/trunk@49226 c570f23f-e606-0410-a88d-b1316a301751 --- Master/texmf-dist/scripts/texlive/NEWS | 5 +++++ Master/texmf-dist/scripts/texlive/tlmgr.pl | 34 ++++++++++++++++++------------ 2 files changed, 25 insertions(+), 14 deletions(-) (limited to 'Master/texmf-dist') diff --git a/Master/texmf-dist/scripts/texlive/NEWS b/Master/texmf-dist/scripts/texlive/NEWS index a3cf6503cf1..4407bf6ee85 100644 --- a/Master/texmf-dist/scripts/texlive/NEWS +++ b/Master/texmf-dist/scripts/texlive/NEWS @@ -1,6 +1,11 @@ (This file public domain. Originally written by Norbert Preining and Karl Berry, 2010.) +

tlmgr 48598 (released 29oct18): +

  • new environment variable TEXLIVE_PREFER_OWN to prefer compression +(e.g., xz) and download (e.g., wget) programs shipped with TL to those +provided by the system. +

    tlmgr 48598 (released 29oct18):

  • remove debugging line for caller() left in by mistake.
  • update ctan backbone list (to the one remaining). diff --git a/Master/texmf-dist/scripts/texlive/tlmgr.pl b/Master/texmf-dist/scripts/texlive/tlmgr.pl index d72ba3983e5..36608bf55a0 100755 --- a/Master/texmf-dist/scripts/texlive/tlmgr.pl +++ b/Master/texmf-dist/scripts/texlive/tlmgr.pl @@ -9704,10 +9704,9 @@ automatically selected by the installer. The order of selection is: =item 1. -If the environment variable C is -defined, use it; abort if the specified program doesn't work. -Possible values: C, C. The necessary options are added -internally. +If the environment variable C is defined, use it; +abort if the specified program doesn't work. Possible values: C, +C, C. The necessary options are added internally. =item 2. @@ -9730,20 +9729,27 @@ If wget is available (either from the system or TL) and working, use that. =back -TL still provides C binaries for some platforms, so -some download method should always be available. +TL provides C binaries for platforms where necessary, so some +download method should always be available. =item C -By default, programs provided by the system, i.e., found in the C are -preferred over those shipped with TeX Live. In particular, if C is found -in the C somewhere, this version is used instead of the one included -in TeX Live. +By default, compression and download programs provided by the system, +i.e., found along C are preferred over those shipped with TeX +Live. -This can create problems with too old systems, and can be overriden by -setting the environment variable C to 1. In this case -TeX Live will prefer programs for compressor and downloader as shipped with -TeX Live over their respective variants provided by the system. +This can create problems with systems that are too old, and so can be +overridden by setting the environment variable C to +1. In this case, executables shipped with TL will be preferred. + +Extra compression/download programs not provided by TL, such as gzip, +lwp, and curl, are still checked for on the system and used if +available, per the above. C only applies when the +program being checked for is shipped with TL, namely the lz4 and +xz compressors and wget downloader. + +Exception: on Windows, the C shipped with TL is always used, +regardless of any setting. =back -- cgit v1.2.3