From 35a6d589a6f00240bd15777c2bbdaec1888ea9be Mon Sep 17 00:00:00 2001 From: Norbert Preining Date: Wed, 30 May 2018 01:33:07 +0000 Subject: add docs for TEXLIVE_DOWNLOADER, _COMPRESSOR, and selection order git-svn-id: svn://tug.org/texlive/trunk@47874 c570f23f-e606-0410-a88d-b1316a301751 --- Master/install-tl | 81 ++++++++++++++++++++++++++++++++++++++++++++++++++++--- 1 file changed, 78 insertions(+), 3 deletions(-) (limited to 'Master/install-tl') diff --git a/Master/install-tl b/Master/install-tl index 1fbe07d9c39..9454e4e544e 100755 --- a/Master/install-tl +++ b/Master/install-tl @@ -2589,9 +2589,8 @@ simplified Chinese (zh_CN), and traditional Chinese (zh_TW). Specify the package repository to be used as the source of the installation, either a local directory via C or a -C url, or a network location via a C, C, or -C url. (No other protocols are supported, and C may -not work on all platforms.) +C url, or a network location. See L +for details. The default is to pick a mirror automatically, using L; the chosen mirror is @@ -2908,6 +2907,41 @@ written, the names above are always used. For more details on all of the above options, consult the TeX Live installation manual, linked from L. +=head1 SUPPORTED URL SCHEMATA + +The following URL schemata are supported + +=over 4 + +=item C + +Standard schema, is supported without any restrictions. If the (default) +LWP method is used, this schema supports persistent connections. + +=item C + +If the (default) LWP method is used, this schema supports persistent connections. + +=item C + +If the (default) LWP method is used, this schema supports persistent connections. +Some versions of C do not support this schema. Furthermore, even if +C supports https, it might check the certificate. C generally +supports https. + +=item C + +=item C + +=item C + +These schemata use C to transfer files. The use of an C +is highly recommended. + +=back + + + =head1 ENVIRONMENT VARIABLES For ease in scripting and debugging, C will look for the @@ -2916,6 +2950,47 @@ user installations. =over 4 +=item C + +=item C + +=item C + +These options allow selecting different download programs then the ones +automatically selected by the installer. The order of selection is: + +=over 8 + +=item 1. + +If the environment variable C is +defined, use it; abort if the specified program doesn't work. +Possible values: C, C. + +=item 2. + +If the environment variable C is +defined (can be any value), use it together with +C; abort if it doesn't work. + +=item 3. + +If LWP is available and working, use that (by far the most +efficient method, as it supports persistent downloads). + +=item 4. + +If curl is available (from the system) and working, use that. + +=item 5. + +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. + =item C Omit the check for environment variables containing the string C. -- cgit v1.2.3