latex2e (1jun21)

git-svn-id: svn://tug.org/texlive/trunk@59424 c570f23f-e606-0410-a88d-b1316a301751

14 files changed, 47 insertions, 28 deletions

diff --git a/Master/texmf-dist/doc/latex/graphics/README.md b/Master/texmf-dist/doc/latex/graphics/README.md
index 3daa0a4fb62..ea034241814 100644
--- a/Master/texmf-dist/doc/latex/graphics/README.md
+++ b/Master/texmf-dist/doc/latex/graphics/README.md
@@ -1,7 +1,7 @@
 The LaTeX `graphics` bundle
 ===========================
 
-Release 2020-10-01
+Release 2021-06-01
 
 Overview
 --------
@@ -61,4 +61,4 @@ of the package.
 
 -----
 
-<p>Copyright (C) 1993-2020 The LaTeX Project <br />
+<p>Copyright (C) 1993-2021 The LaTeX Project <br />
diff --git a/Master/texmf-dist/doc/latex/graphics/changes.txt b/Master/texmf-dist/doc/latex/graphics/changes.txt
index afb7698a48e..0616e3b6927 100644
--- a/Master/texmf-dist/doc/latex/graphics/changes.txt
+++ b/Master/texmf-dist/doc/latex/graphics/changes.txt
@@ -4,6 +4,39 @@ completeness or accuracy and it contains some references to files that
 are not part of the distribution.
 =======================================================================
 
+================================================================================
+All changes above are only part of the development branch for the next release.
+================================================================================
+
+#########################
+# 2021-16-01 Release
+#########################
+
+2021-03-04  Phelype Oleinik  <phelype.oleinik@latex-project.org>
+
+	* graphics.dtx: fix loading gzipped .(e)ps graphics files.
+
+2021-03-05  David Carlisle  <David.Carlisle@latex-project.org>
+
+	* grfguide.tex: Remove the example of calling zcat via the
+	backtick special in dvips which has not worked for many years
+	for security reasons.  dvips directly supports zip
+	uncompression, and does not allow arbitrary shell commands to
+	be executed via \special{`command..}
+
+2021-03-03  Phelype Oleinik  <phelype.oleinik@latex-project.org>
+
+	* graphics.dtx: Avoid warning when loading a file using a generic rule (gh/516).
+
+2020-12-05 Ulrike Fischer <Ulrike.Fischer@latex-project.org>
+
+	* graphics.dtx: fix missing default in quiet key.
+
+
+#########################
+# 2020-10-01 Release
+#########################
+
 2020-08-21  Phelype Oleinik  <phelype.oleinik@latex-project.org>
 
 	* graphics.dtx: add additional trial with known extensions if
diff --git a/Master/texmf-dist/doc/latex/graphics/color.pdf b/Master/texmf-dist/doc/latex/graphics/color.pdf
index cfa3caa14fa..db66628b7b0 100644
--- a/Master/texmf-dist/doc/latex/graphics/color.pdf
+++ b/Master/texmf-dist/doc/latex/graphics/color.pdf
diff --git a/Master/texmf-dist/doc/latex/graphics/drivers.pdf b/Master/texmf-dist/doc/latex/graphics/drivers.pdf
index caa92c79f7e..cfe44a2d424 100644
--- a/Master/texmf-dist/doc/latex/graphics/drivers.pdf
+++ b/Master/texmf-dist/doc/latex/graphics/drivers.pdf
diff --git a/Master/texmf-dist/doc/latex/graphics/epsfig.pdf b/Master/texmf-dist/doc/latex/graphics/epsfig.pdf
index 1441513c07b..04130ff11d3 100644
--- a/Master/texmf-dist/doc/latex/graphics/epsfig.pdf
+++ b/Master/texmf-dist/doc/latex/graphics/epsfig.pdf
diff --git a/Master/texmf-dist/doc/latex/graphics/graphics.pdf b/Master/texmf-dist/doc/latex/graphics/graphics.pdf
index 98e08746034..a04eeda406b 100644
--- a/Master/texmf-dist/doc/latex/graphics/graphics.pdf
+++ b/Master/texmf-dist/doc/latex/graphics/graphics.pdf
diff --git a/Master/texmf-dist/doc/latex/graphics/graphicx.pdf b/Master/texmf-dist/doc/latex/graphics/graphicx.pdf
index 6c8acbdcb30..3ad1c02d208 100644
--- a/Master/texmf-dist/doc/latex/graphics/graphicx.pdf
+++ b/Master/texmf-dist/doc/latex/graphics/graphicx.pdf
diff --git a/Master/texmf-dist/doc/latex/graphics/grfguide.pdf b/Master/texmf-dist/doc/latex/graphics/grfguide.pdf
index 389dca6d7e3..06f2deb2740 100644
--- a/Master/texmf-dist/doc/latex/graphics/grfguide.pdf
+++ b/Master/texmf-dist/doc/latex/graphics/grfguide.pdf
diff --git a/Master/texmf-dist/doc/latex/graphics/grfguide.tex b/Master/texmf-dist/doc/latex/graphics/grfguide.tex
index 8df07c5a6a6..3b679ea382b 100644
--- a/Master/texmf-dist/doc/latex/graphics/grfguide.tex
+++ b/Master/texmf-dist/doc/latex/graphics/grfguide.tex
@@ -1,5 +1,7 @@
-%% grfguide.tex Copyright (C) 1994 1995 1996 1998 1999 David Carlisle
-%%              Copyright (C) 2005-2020 David Carlisle, LaTeX3 Project
+%% grfguide.tex Copyright (C) 1994-1999 David Carlisle
+%%              Copyright (C) 2005-2021
+%% The LaTeX Project and any individual authors listed elsewhere
+%% in this file.
 %%
 %% This file is part of the Standard LaTeX `Graphics Bundle'.
 %% It may be distributed under the terms of the LaTeX Project Public
@@ -59,8 +61,8 @@ stroke
 
 \begin{document}
 \title{Packages in the `graphics' bundle}
-\author{D. P. Carlisle \and The \LaTeX3 Project}
-\date{2020-08-21}
+\author{D. P. Carlisle \and The \LaTeX\ Project}
+\date{2021-03-05}
 
 \maketitle
 
@@ -764,28 +766,12 @@ This would declare a default rule, such that all unknown extensions
 would be treated as EPS files, and the graphic file would be read for
 a BoundingBox comment.
 
-\emph{command} is usually empty, but if non empty it is used in place
-of the filename in the |\special|. Within this argument, |#1| may be
-used to denote the filename. Thus using the dvips driver, one may
-use\\
-|\DeclareGraphicsRule{.ps.gz}{eps}{.ps.bb}{`zcat #1}|\\
-the final argument causes dvips to use the |zcat| command to unzip the
-file before inserting it into the PostScript output.
-
-Note that \LaTeX\ will find the graphics file by searching along
-TEXINPUTS (and possibly other places, as specified with
-|\graphicspath|) however it may be that the command you specify
-in this argument can not find such files unless they are in the
-current directory. On some systems it may be possible to modify
-the command so that it will find any files that \LaTeX\ can find.
-For example on newer web2c \TeX\ releases on unix, one may modify the
-above command so that the last argument is:\\
-|{`zcat `kpsewhich -n latex tex #1`}|\\
-which incantation causes the |kpsewhich| program to find the
-file, by searching along \LaTeX's path, and then pass the full path
-name to the |zcat| program so that it can uncompress the file.
-Any such uses are very system dependent, and would best be placed in
-a |graphics.cfg| file, thus keeping the document itself portable.
+\emph{command} is usually empty, but if non empty it may hold \TeX{} code
+to modify the name of the file as passed to the back end file inclusion
+commands. Within this argument, |#1| may be
+used to denote the original filename. Very early releases of the |dvips| code
+used this mechanism to support compressed EPS files, however for some years
+dvips has directly supported uncompression.
 
 \subsection{Global setting of keys}
 
diff --git a/Master/texmf-dist/doc/latex/graphics/keyval.pdf b/Master/texmf-dist/doc/latex/graphics/keyval.pdf
index b67f00d3b0f..6cd93d93525 100644
--- a/Master/texmf-dist/doc/latex/graphics/keyval.pdf
+++ b/Master/texmf-dist/doc/latex/graphics/keyval.pdf
diff --git a/Master/texmf-dist/doc/latex/graphics/lscape.pdf b/Master/texmf-dist/doc/latex/graphics/lscape.pdf
index 860a8fe77ee..94b8061126d 100644
--- a/Master/texmf-dist/doc/latex/graphics/lscape.pdf
+++ b/Master/texmf-dist/doc/latex/graphics/lscape.pdf
diff --git a/Master/texmf-dist/doc/latex/graphics/rotating.pdf b/Master/texmf-dist/doc/latex/graphics/rotating.pdf
index ca12e813a26..c95ead1465b 100644
--- a/Master/texmf-dist/doc/latex/graphics/rotating.pdf
+++ b/Master/texmf-dist/doc/latex/graphics/rotating.pdf
diff --git a/Master/texmf-dist/doc/latex/graphics/rotex.pdf b/Master/texmf-dist/doc/latex/graphics/rotex.pdf
index c1050e5dc4b..789f1f0fded 100644
--- a/Master/texmf-dist/doc/latex/graphics/rotex.pdf
+++ b/Master/texmf-dist/doc/latex/graphics/rotex.pdf
diff --git a/Master/texmf-dist/doc/latex/graphics/trig.pdf b/Master/texmf-dist/doc/latex/graphics/trig.pdf
index f153c115c0a..8ad4700d52d 100644
--- a/Master/texmf-dist/doc/latex/graphics/trig.pdf
+++ b/Master/texmf-dist/doc/latex/graphics/trig.pdf