[CWEB] New release 4.2.

This second service release wraps up the major code overhaul
of CWEB 4.0.  New features will take more time.

git-svn-id: svn://tug.org/texlive/trunk@57895 c570f23f-e606-0410-a88d-b1316a301751

37 files changed, 142 insertions, 107 deletions

diff --git a/Build/source/texk/web2c/ChangeLog b/Build/source/texk/web2c/ChangeLog
index 7145449e4d4..cd667d3f500 100644
--- a/Build/source/texk/web2c/ChangeLog
+++ b/Build/source/texk/web2c/ChangeLog
@@ -1,3 +1,8 @@
+2021-02-25  Andreas Scherer  <https://ascherer.github.io>
+
+	* ctangleboot.cin,
+	* cwebboot.cin: CWEB release 4.2.
+
 2021-02-24  Andreas Scherer  <https://ascherer.github.io>
 
 	* ctangleboot.cin,
diff --git a/Build/source/texk/web2c/ctangleboot.cin b/Build/source/texk/web2c/ctangleboot.cin
index c82beeabe0b..4f5f78b7ee0 100644
--- a/Build/source/texk/web2c/ctangleboot.cin
+++ b/Build/source/texk/web2c/ctangleboot.cin
@@ -25,7 +25,7 @@
 /*:4*/
 #line 67 "cwebdir/ctangle.w"
 
-#define banner "This is CTANGLE, Version 4.1" \
+#define banner "This is CTANGLE, Version 4.2" \
  \
 
 #define _(S) gettext(S)  \
diff --git a/Build/source/texk/web2c/cwebdir/ChangeLog b/Build/source/texk/web2c/cwebdir/ChangeLog
index 24c02b0db69..be924eeb0c1 100644
--- a/Build/source/texk/web2c/cwebdir/ChangeLog
+++ b/Build/source/texk/web2c/cwebdir/ChangeLog
@@ -1,3 +1,29 @@
+2021-02-25  Andreas Scherer  <https://ascherer.github.io>
+
+	* Makefile,
+	* comm-{mac,ql,vms,w32}.ch,
+	* comm-w2c.ch,
+	* comm-w2c.h,
+	* common.c,
+	* common.h,
+	* common.w,
+	* ctang-{bs,pc,ql,vms,w32}.ch,
+	* ctang-w2c.ch,
+	* ctangle.c,
+	* ctangle.w,
+	* ctwill-mini.ch,
+	* ctwill-w2c.ch,
+	* cweav-{bs,pc,ql,vms,w32}.ch,
+	* cweav-man.ch,
+	* cweav-w2c.ch,
+	* cweave.w,
+	* cwebmac.tex,
+	* cwebman-w2c.ch,
+	* cwebman.tex,
+	* po/{cweb,cweb-tl}.pot,
+	* po/de/{cweb,cweb-tl}.po,
+	* po/it/cweb.po: CWEB 4.2 and CWEBbin 2021.
+
 2021-02-24  Andreas Scherer  <https://ascherer.github.io>
 
 	* comm-w2c.h,
diff --git a/Build/source/texk/web2c/cwebdir/Makefile b/Build/source/texk/web2c/cwebdir/Makefile
index fa9d83c14fc..0c20d83c10c 100644
--- a/Build/source/texk/web2c/cwebdir/Makefile
+++ b/Build/source/texk/web2c/cwebdir/Makefile
@@ -1,6 +1,6 @@
 # This file is part of CWEB.
 # It is distributed WITHOUT ANY WARRANTY, express or implied.
-# Version 4.1 --- February 2021
+# Version 4.2 --- February 2021
 
 # Copyright (C) 1987,1990,1993,2000 Silvio Levy and Donald E. Knuth
 
diff --git a/Build/source/texk/web2c/cwebdir/comm-mac.ch b/Build/source/texk/web2c/cwebdir/comm-mac.ch
index 8af008e70a2..aa3a77fed4e 100644
--- a/Build/source/texk/web2c/cwebdir/comm-mac.ch
+++ b/Build/source/texk/web2c/cwebdir/comm-mac.ch
@@ -4,9 +4,9 @@ No changes to CTANGLE or CWEAVE are needed.
 (Contributed 13 Oct 2000 by AndPio@aol.com; slightly edited by Don Knuth)
 
 @x in limbo, change the title page document to specify Mac version
-  \centerline{(Version 4.1)}
+  \centerline{(Version 4.2)}
 @y
-  \centerline{(Version 4.1 for MacOS)}
+  \centerline{(Version 4.2 for MacOS)}
 @z
 
 @x sections 23/24: Make input_ln accept \n, \r, \n\r, or \r\n as line endings
diff --git a/Build/source/texk/web2c/cwebdir/comm-ql.ch b/Build/source/texk/web2c/cwebdir/comm-ql.ch
index f12bd125d67..c03b9185cb9 100644
--- a/Build/source/texk/web2c/cwebdir/comm-ql.ch
+++ b/Build/source/texk/web2c/cwebdir/comm-ql.ch
@@ -10,24 +10,24 @@ ex <dev_>cc;'-v -h -c -=500000 -DCWEBINPUTS=flp2_ common_c'
 @x
 \def\v{\char'174} % vertical (|) in typewriter font
 
-\def\title{Common code for CTANGLE and CWEAVE (Version 4.1)}
+\def\title{Common code for CTANGLE and CWEAVE (Version 4.2)}
 \def\topofcontents{\null\vfill
   \centerline{\titlefont Common code for {\ttitlefont CTANGLE} and
     {\ttitlefont CWEAVE}}
   \vskip 15pt
-  \centerline{(Version 4.1)}
+  \centerline{(Version 4.2)}
   \vfill}
 \def\botofcontents{\vfill
 \noindent
 @y
 \def\v{\char'174} % vertical (|) in typewriter font
 
-\def\title{Common code for CTANGLE and CWEAVE (QL Version 4.1)}
+\def\title{Common code for CTANGLE and CWEAVE (QL Version 4.2)}
 \def\topofcontents{\null\vfill
   \centerline{\titlefont Common code for {\ttitlefont CTANGLE} and
     {\ttitlefont CWEAVE}}
   \vskip 15pt
-  \centerline{(Version 4.1)}
+  \centerline{(Version 4.2)}
   \vfill}
 \def\botofcontents{\vfill
 \noindent
diff --git a/Build/source/texk/web2c/cwebdir/comm-w2c.ch b/Build/source/texk/web2c/cwebdir/comm-w2c.ch
index 10c55f9feb3..286a39723e1 100644
--- a/Build/source/texk/web2c/cwebdir/comm-w2c.ch
+++ b/Build/source/texk/web2c/cwebdir/comm-w2c.ch
@@ -17,16 +17,16 @@
 @q Please send comments, suggestions, etc. to tex-k@@tug.org.            @>
 
 @x
-\def\title{Common code for CTANGLE and CWEAVE (Version 4.1)}
+\def\title{Common code for CTANGLE and CWEAVE (Version 4.2)}
 @y
 \def\Kpathsea/{{\mc KPATHSEA\spacefactor1000}} \ifacro\sanitizecommand\Kpathsea{KPATHSEA}\fi
-\def\title{Common code for CTANGLE and CWEAVE (4.1 [\TeX~Live])}
+\def\title{Common code for CTANGLE and CWEAVE (4.2 [\TeX~Live])}
 @z
 
 @x
-  \centerline{(Version 4.1)}
+  \centerline{(Version 4.2)}
 @y
-  \centerline{(Version 4.1 [\TeX~Live])}
+  \centerline{(Version 4.2 [\TeX~Live])}
 @z
 
 @x
diff --git a/Build/source/texk/web2c/cwebdir/comm-w2c.h b/Build/source/texk/web2c/cwebdir/comm-w2c.h
index ca8b94a7f46..6c9e605b1d0 100644
--- a/Build/source/texk/web2c/cwebdir/comm-w2c.h
+++ b/Build/source/texk/web2c/cwebdir/comm-w2c.h
@@ -2,7 +2,7 @@
 % This program by Silvio Levy and Donald E. Knuth
 % is based on a program by Knuth.
 % It is distributed WITHOUT ANY WARRANTY, express or implied.
-% Version 4.1 --- February 2021 (works also with later versions)
+% Version 4.2 --- February 2021 (works also with later versions)
 
 % Copyright (C) 1987,1990,1993 Silvio Levy and Donald E. Knuth
 
diff --git a/Build/source/texk/web2c/cwebdir/common.h b/Build/source/texk/web2c/cwebdir/common.h
index dd9bbfdb347..425239f1c75 100644
--- a/Build/source/texk/web2c/cwebdir/common.h
+++ b/Build/source/texk/web2c/cwebdir/common.h
@@ -2,7 +2,7 @@
 % This program by Silvio Levy and Donald E. Knuth
 % is based on a program by Knuth.
 % It is distributed WITHOUT ANY WARRANTY, express or implied.
-% Version 4.1 --- February 2021 (works also with later versions)
+% Version 4.2 --- February 2021 (works also with later versions)
 
 % Copyright (C) 1987,1990,1993 Silvio Levy and Donald E. Knuth
 
diff --git a/Build/source/texk/web2c/cwebdir/common.w b/Build/source/texk/web2c/cwebdir/common.w
index d8ce0be34cd..15e93c2c5e6 100644
--- a/Build/source/texk/web2c/cwebdir/common.w
+++ b/Build/source/texk/web2c/cwebdir/common.w
@@ -2,7 +2,7 @@
 % This program by Silvio Levy and Donald E. Knuth
 % is based on a program by Knuth.
 % It is distributed WITHOUT ANY WARRANTY, express or implied.
-% Version 4.1 --- February 2021
+% Version 4.2 --- February 2021
 
 % Copyright (C) 1987,1990,1993,2000 Silvio Levy and Donald E. Knuth
 
@@ -22,12 +22,12 @@
 
 \def\v{\char'174} % vertical (|) in typewriter font
 
-\def\title{Common code for CTANGLE and CWEAVE (Version 4.1)}
+\def\title{Common code for CTANGLE and CWEAVE (Version 4.2)}
 \def\topofcontents{\null\vfill
   \centerline{\titlefont Common code for {\ttitlefont CTANGLE} and
     {\ttitlefont CWEAVE}}
   \vskip 15pt
-  \centerline{(Version 4.1)}
+  \centerline{(Version 4.2)}
   \vfill}
 \def\botofcontents{\vfill
 \noindent
diff --git a/Build/source/texk/web2c/cwebdir/ctang-bs.ch b/Build/source/texk/web2c/cwebdir/ctang-bs.ch
index bebfc4435d1..55cc27cd00e 100644
--- a/Build/source/texk/web2c/cwebdir/ctang-bs.ch
+++ b/Build/source/texk/web2c/cwebdir/ctang-bs.ch
@@ -17,12 +17,12 @@ by using "huge" pointers.
 The ``banner line'' defined here should be changed whenever \.{CTANGLE}
 is modified.
 
-@d banner "This is CTANGLE (Version 4.1)"
+@d banner "This is CTANGLE (Version 4.2)"
 @y
 The ``banner line'' defined here should be changed whenever \.{CTANGLE}
 is modified.
 
-@d banner "This is CTANGLE (Version 4.1pc/big)"
+@d banner "This is CTANGLE (Version 4.2pc/big)"
 @z
 
 
diff --git a/Build/source/texk/web2c/cwebdir/ctang-pc.ch b/Build/source/texk/web2c/cwebdir/ctang-pc.ch
index 686a2b0e6af..ddf281b3fc6 100644
--- a/Build/source/texk/web2c/cwebdir/ctang-pc.ch
+++ b/Build/source/texk/web2c/cwebdir/ctang-pc.ch
@@ -9,9 +9,9 @@ that allows >64K arrays. If you need lots of bytes and toks, try the
 alternate change files with -bs suffix instead of -pc.
 
 @x section 1
-@d banner "This is CTANGLE (Version 4.1)"
+@d banner "This is CTANGLE (Version 4.2)"
 @y
-@d banner "This is CTANGLE (Version 4.1pc)"
+@d banner "This is CTANGLE (Version 4.2pc)"
 @z
 @x section 4
 @d max_bytes 1000000 /* the number of bytes in identifiers,
diff --git a/Build/source/texk/web2c/cwebdir/ctang-ql.ch b/Build/source/texk/web2c/cwebdir/ctang-ql.ch
index df4ca82a6f5..64f0e81a723 100644
--- a/Build/source/texk/web2c/cwebdir/ctang-ql.ch
+++ b/Build/source/texk/web2c/cwebdir/ctang-ql.ch
@@ -7,15 +7,15 @@ ex <dev_>cc;"-v -h -c -=500000 ctangle_c"
 
 
 @x
-\def\title{CTANGLE (Version 4.1)}
+\def\title{CTANGLE (Version 4.2)}
 @y
-\def\title{CTANGLE (QL Version 4.1)}
+\def\title{CTANGLE (QL Version 4.2)}
 @z
 
 @x section 1
-@d banner "This is CTANGLE (Version 4.1)"
+@d banner "This is CTANGLE (Version 4.2)"
 @y
-@d banner "This is CTANGLE (QL Version 4.1)"
+@d banner "This is CTANGLE (QL Version 4.2)"
 @z
 
 @x
diff --git a/Build/source/texk/web2c/cwebdir/ctang-vms.ch b/Build/source/texk/web2c/cwebdir/ctang-vms.ch
index 87acb6eb742..5686c66b9ad 100644
--- a/Build/source/texk/web2c/cwebdir/ctang-vms.ch
+++ b/Build/source/texk/web2c/cwebdir/ctang-vms.ch
@@ -10,9 +10,9 @@ created:
 (these changes not necessary for initial bootstrapping)
 
 @x section 1 (01-FEB-1992 ST)
-@d banner "This is CTANGLE (Version 4.1)"
+@d banner "This is CTANGLE (Version 4.2)"
 @y
-@d banner "This is CTANGLE (VAX/VMS Version 4.1)"
+@d banner "This is CTANGLE (VAX/VMS Version 4.2)"
 @z
 
 @x section 3 (01-FEB-1992 ST)
diff --git a/Build/source/texk/web2c/cwebdir/ctang-w2c.ch b/Build/source/texk/web2c/cwebdir/ctang-w2c.ch
index d7677e4028c..4fcbe7b1607 100644
--- a/Build/source/texk/web2c/cwebdir/ctang-w2c.ch
+++ b/Build/source/texk/web2c/cwebdir/ctang-w2c.ch
@@ -17,15 +17,15 @@
 @q Please send comments, suggestions, etc. to tex-k@@tug.org.            @>
 
 @x
-\def\title{CTANGLE (Version 4.1)}
+\def\title{CTANGLE (Version 4.2)}
 @y
-\def\title{CTANGLE (Version 4.1 [\TeX~Live])}
+\def\title{CTANGLE (Version 4.2 [\TeX~Live])}
 @z
 
 @x
-  \centerline{(Version 4.1)}
+  \centerline{(Version 4.2)}
 @y
-  \centerline{(Version 4.1 [\TeX~Live])}
+  \centerline{(Version 4.2 [\TeX~Live])}
 @z
 
 @x
@@ -41,9 +41,9 @@
 @z
 
 @x
-@d banner "This is CTANGLE (Version 4.1)"
+@d banner "This is CTANGLE (Version 4.2)"
 @y
-@d banner "This is CTANGLE, Version 4.1"
+@d banner "This is CTANGLE, Version 4.2"
   /* will be extended by the \TeX~Live |versionstring| */
 @z
 
diff --git a/Build/source/texk/web2c/cwebdir/ctang-w32.ch b/Build/source/texk/web2c/cwebdir/ctang-w32.ch
index 896d0863274..1c687e5eb67 100644
--- a/Build/source/texk/web2c/cwebdir/ctang-w32.ch
+++ b/Build/source/texk/web2c/cwebdir/ctang-w32.ch
@@ -4,9 +4,9 @@ This is the change file for CWEB's CTANGLE under Win32
 Changes necessary for compiling with Borland C/C++
 
 @x section 1
-@d banner "This is CTANGLE (Version 4.1)"
+@d banner "This is CTANGLE (Version 4.2)"
 @y
-@d banner "This is CTANGLE (Version 4.1win32)"
+@d banner "This is CTANGLE (Version 4.2win32)"
 @z
 
 @x
diff --git a/Build/source/texk/web2c/cwebdir/ctangle.c b/Build/source/texk/web2c/cwebdir/ctangle.c
index aead827388e..d955da9d573 100644
--- a/Build/source/texk/web2c/cwebdir/ctangle.c
+++ b/Build/source/texk/web2c/cwebdir/ctangle.c
@@ -15,7 +15,7 @@
 /*:4*/
 #line 67 "ctangle.w"
 
-#define banner "This is CTANGLE (Version 4.1)" \
+#define banner "This is CTANGLE (Version 4.2)" \
 
 #define ctangle false
 #define cweave true \
diff --git a/Build/source/texk/web2c/cwebdir/ctangle.w b/Build/source/texk/web2c/cwebdir/ctangle.w
index 4857e01203e..e7e2d311fe5 100644
--- a/Build/source/texk/web2c/cwebdir/ctangle.w
+++ b/Build/source/texk/web2c/cwebdir/ctangle.w
@@ -2,7 +2,7 @@
 % This program by Silvio Levy and Donald E. Knuth
 % is based on a program by Knuth.
 % It is distributed WITHOUT ANY WARRANTY, express or implied.
-% Version 4.1 --- February 2021
+% Version 4.2 --- February 2021
 
 % Copyright (C) 1987,1990,1993,2000 Silvio Levy and Donald E. Knuth
 
@@ -27,11 +27,11 @@
 \mathchardef\RA="3221 % right arrow
 \mathchardef\BA="3224 % double arrow
 
-\def\title{CTANGLE (Version 4.1)}
+\def\title{CTANGLE (Version 4.2)}
 \def\topofcontents{\null\vfill
   \centerline{\titlefont The {\ttitlefont CTANGLE} processor}
   \vskip 15pt
-  \centerline{(Version 4.1)}
+  \centerline{(Version 4.2)}
   \vfill}
 \def\botofcontents{\vfill
 \noindent
@@ -61,7 +61,7 @@ Joachim Schrod, Lee Wittenberg, and others who have contributed improvements.
 The ``banner line'' defined here should be changed whenever \.{CTANGLE}
 is modified.
 
-@d banner "This is CTANGLE (Version 4.1)"
+@d banner "This is CTANGLE (Version 4.2)"
 
 @c
 @<Include files@>@/
diff --git a/Build/source/texk/web2c/cwebdir/ctwill-mini.ch b/Build/source/texk/web2c/cwebdir/ctwill-mini.ch
index 77a892db20e..a3569f3442d 100644
--- a/Build/source/texk/web2c/cwebdir/ctwill-mini.ch
+++ b/Build/source/texk/web2c/cwebdir/ctwill-mini.ch
@@ -14,7 +14,7 @@ Section 1.
 @z
 
 @x
-@d banner "This is CTWILL, Version 4.1"
+@d banner "This is CTWILL, Version 4.2"
 @y
 \bigskip
 {\font\itt=cmitt10 \font\bit=cmbxti10
@@ -35,7 +35,7 @@ be even more ``off'' from {\itt cweave.w}.  Care has been taken to give a
 faithful overall rendering of {\itt CTWILL}'s code, though. \hfill
 ---Enjoy!\bigskip}
 
-@d banner "This is CTWILL, Version 4.1"
+@d banner "This is CTWILL, Version 4.2"
 @z
 
 Section 2.
diff --git a/Build/source/texk/web2c/cwebdir/ctwill-w2c.ch b/Build/source/texk/web2c/cwebdir/ctwill-w2c.ch
index 682e2c0e039..777c3c28484 100644
--- a/Build/source/texk/web2c/cwebdir/ctwill-w2c.ch
+++ b/Build/source/texk/web2c/cwebdir/ctwill-w2c.ch
@@ -34,9 +34,9 @@
 @z
 
 @x
-\def\title{CWEAVE (Version 4.1)}
+\def\title{CWEAVE (Version 4.2)}
 @y
-\def\title{CTWILL (Version 4.1 [\TeX~Live])}
+\def\title{CTWILL (Version 4.2 [\TeX~Live])}
 @z
 
 @x
@@ -46,9 +46,9 @@
 @z
 
 @x
-  \centerline{(Version 4.1)}
+  \centerline{(Version 4.2)}
 @y
-  \centerline{(Version 4.1 [\TeX~Live])}
+  \centerline{(Version 4.2 [\TeX~Live])}
 @z
 
 @x
@@ -75,7 +75,7 @@ Crusius, and others who have contributed improvements.
 The ``banner line'' defined here should be changed whenever \.{CWEAVE}
 is modified.
 
-@d banner "This is CWEAVE (Version 4.1)"
+@d banner "This is CWEAVE (Version 4.2)"
 @y
 This is the \.{CTWILL} program by D. E. Knuth, based
 on \.{CWEAVE} by Silvio Levy and D.~E. Knuth. It is also based on
@@ -94,7 +94,7 @@ reprinted in {\sl Digital Typography\/} (1999), 225--245.
 The ``banner line'' defined here should be changed whenever \.{CTWILL} is
 modified. The version number parallels the corresponding version of \.{CWEAVE}.
 
-@d banner "This is CTWILL, Version 4.1"
+@d banner "This is CTWILL, Version 4.2"
   /* will be extended by the \TeX~Live |versionstring| */
 @z
 
diff --git a/Build/source/texk/web2c/cwebdir/cweav-bs.ch b/Build/source/texk/web2c/cwebdir/cweav-bs.ch
index f7c1af6df6e..bf2752881e4 100644
--- a/Build/source/texk/web2c/cwebdir/cweav-bs.ch
+++ b/Build/source/texk/web2c/cwebdir/cweav-bs.ch
@@ -20,12 +20,12 @@ This file contributed by Barry Schwartz, trashman@crud.mn.org, 28 Jun 94.
 The ``banner line'' defined here should be changed whenever \.{CWEAVE}
 is modified.
 
-@d banner "This is CWEAVE (Version 4.1)"
+@d banner "This is CWEAVE (Version 4.2)"
 @y
 The ``banner line'' defined here should be changed whenever \.{CWEAVE}
 is modified.
 
-@d banner "This is CWEAVE (Version 4.1pc/big)"
+@d banner "This is CWEAVE (Version 4.2pc/big)"
 @z
 
 
diff --git a/Build/source/texk/web2c/cwebdir/cweav-pc.ch b/Build/source/texk/web2c/cwebdir/cweav-pc.ch
index 2619998cc35..b37f9f2ec35 100644
--- a/Build/source/texk/web2c/cwebdir/cweav-pc.ch
+++ b/Build/source/texk/web2c/cwebdir/cweav-pc.ch
@@ -11,9 +11,9 @@ that allows >64K arrays. (If you need lots more bytes, try the alternate
 change files that have -bs in their name instead of -pc.)
 
 @x section 1
-@d banner "This is CWEAVE (Version 4.1)"
+@d banner "This is CWEAVE (Version 4.2)"
 @y
-@d banner "This is CWEAVE (Version 4.1pc)"
+@d banner "This is CWEAVE (Version 4.2pc)"
 @z
 
 @x section 4
diff --git a/Build/source/texk/web2c/cwebdir/cweav-ql.ch b/Build/source/texk/web2c/cwebdir/cweav-ql.ch
index 28227aff889..28053eb1588 100644
--- a/Build/source/texk/web2c/cwebdir/cweav-ql.ch
+++ b/Build/source/texk/web2c/cwebdir/cweav-ql.ch
@@ -7,15 +7,15 @@ ex <dev_>cc;"-v -h -c =500000 cweave_c"
 
 
 @x
-\def\title{CWEAVE (Version 4.1)}
+\def\title{CWEAVE (Version 4.2)}
 @y
-\def\title{CWEAVE (QL Version 4.1)}
+\def\title{CWEAVE (QL Version 4.2)}
 @z
 
 @x section 1
-@d banner "This is CWEAVE (Version 4.1)"
+@d banner "This is CWEAVE (Version 4.2)"
 @y
-@d banner "This is CWEAVE (QL Version 4.1)"
+@d banner "This is CWEAVE (QL Version 4.2)"
 @z
 
 @x
diff --git a/Build/source/texk/web2c/cwebdir/cweav-vms.ch b/Build/source/texk/web2c/cwebdir/cweav-vms.ch
index ea3501460bb..7d80d57c1e8 100644
--- a/Build/source/texk/web2c/cwebdir/cweav-vms.ch
+++ b/Build/source/texk/web2c/cwebdir/cweav-vms.ch
@@ -13,9 +13,9 @@ modified:
 (also modified by Don Knuth to keep version numbers uptodate)
 
 @x section 1 (01-FEB-1992 ST)
-@d banner "This is CWEAVE (Version 4.1)"
+@d banner "This is CWEAVE (Version 4.2)"
 @y
-@d banner "This is CWEAVE (VAX/VMS Version 4.1)"
+@d banner "This is CWEAVE (VAX/VMS Version 4.2)"
 @z
 
 @x section 3 (01-FEB-1992 ST)
diff --git a/Build/source/texk/web2c/cwebdir/cweav-w2c.ch b/Build/source/texk/web2c/cwebdir/cweav-w2c.ch
index 102bbc06a93..3f63105075a 100644
--- a/Build/source/texk/web2c/cwebdir/cweav-w2c.ch
+++ b/Build/source/texk/web2c/cwebdir/cweav-w2c.ch
@@ -17,15 +17,15 @@
 @q Please send comments, suggestions, etc. to tex-k@@tug.org.            @>
 
 @x
-\def\title{CWEAVE (Version 4.1)}
+\def\title{CWEAVE (Version 4.2)}
 @y
-\def\title{CWEAVE (Version 4.1 [\TeX~Live])}
+\def\title{CWEAVE (Version 4.2 [\TeX~Live])}
 @z
 
 @x
-  \centerline{(Version 4.1)}
+  \centerline{(Version 4.2)}
 @y
-  \centerline{(Version 4.1 [\TeX~Live])}
+  \centerline{(Version 4.2 [\TeX~Live])}
 @z
 
 @x
@@ -41,9 +41,9 @@
 @z
 
 @x
-@d banner "This is CWEAVE (Version 4.1)"
+@d banner "This is CWEAVE (Version 4.2)"
 @y
-@d banner "This is CWEAVE, Version 4.1"
+@d banner "This is CWEAVE, Version 4.2"
   /* will be extended by the \TeX~Live |versionstring| */
 @z
 
diff --git a/Build/source/texk/web2c/cwebdir/cweav-w32.ch b/Build/source/texk/web2c/cwebdir/cweav-w32.ch
index 575387bb1a1..346d00771aa 100644
--- a/Build/source/texk/web2c/cwebdir/cweav-w32.ch
+++ b/Build/source/texk/web2c/cwebdir/cweav-w32.ch
@@ -2,9 +2,9 @@ This is the change file for CWEB's CWEAVE under Win32
 (Contributed by Fabrice Popineau, February 2002)
 
 @x section 1
-@d banner "This is CWEAVE (Version 4.1)"
+@d banner "This is CWEAVE (Version 4.2)"
 @y
-@d banner "This is CWEAVE (Version 4.1win32)"
+@d banner "This is CWEAVE (Version 4.2win32)"
 @z
 
 @x
diff --git a/Build/source/texk/web2c/cwebdir/cweave.w b/Build/source/texk/web2c/cwebdir/cweave.w
index bf4232339a5..a8e31055b23 100644
--- a/Build/source/texk/web2c/cwebdir/cweave.w
+++ b/Build/source/texk/web2c/cwebdir/cweave.w
@@ -2,7 +2,7 @@
 % This program by Silvio Levy and Donald E. Knuth
 % is based on a program by Knuth.
 % It is distributed WITHOUT ANY WARRANTY, express or implied.
-% Version 4.1 --- February 2021
+% Version 4.2 --- February 2021
 
 % Copyright (C) 1987,1990,1993,2000 Silvio Levy and Donald E. Knuth
 
@@ -32,11 +32,11 @@
 \def\skipxTeX{\\{skip\_\TEX/}}
 \def\copyxTeX{\\{copy\_\TEX/}}
 
-\def\title{CWEAVE (Version 4.1)}
+\def\title{CWEAVE (Version 4.2)}
 \def\topofcontents{\null\vfill
   \centerline{\titlefont The {\ttitlefont CWEAVE} processor}
   \vskip 15pt
-  \centerline{(Version 4.1)}
+  \centerline{(Version 4.2)}
   \vfill}
 \def\botofcontents{\vfill
 \noindent
@@ -67,7 +67,7 @@ Crusius, and others who have contributed improvements.
 The ``banner line'' defined here should be changed whenever \.{CWEAVE}
 is modified.
 
-@d banner "This is CWEAVE (Version 4.1)"
+@d banner "This is CWEAVE (Version 4.2)"
 
 @c @<Include files@>@/
 @h
diff --git a/Build/source/texk/web2c/cwebdir/cwebmac.tex b/Build/source/texk/web2c/cwebdir/cwebmac.tex
index 8b49cab3c67..385dc474e71 100644
--- a/Build/source/texk/web2c/cwebdir/cwebmac.tex
+++ b/Build/source/texk/web2c/cwebdir/cwebmac.tex
@@ -1,7 +1,7 @@
 % standard macros for CWEB listings (in addition to plain.tex)
-% Version 4.1 --- February 2021
+% Version 4.2 --- February 2021
 \ifx\renewenvironment\undefined\else\endinput\fi % LaTeX will use other macros
-\xdef\fmtversion{\fmtversion+CWEB4.1}
+\xdef\fmtversion{\fmtversion+CWEB4.2}
 \chardef\cwebversion=4 \chardef\cwebrevision=1
 \newif\ifpdf
 \ifx\pdf+\pdftrue\fi
diff --git a/Build/source/texk/web2c/cwebdir/cwebman-w2c.ch b/Build/source/texk/web2c/cwebdir/cwebman-w2c.ch
index c36398a9a01..929896ee31c 100644
--- a/Build/source/texk/web2c/cwebdir/cwebman-w2c.ch
+++ b/Build/source/texk/web2c/cwebdir/cwebman-w2c.ch
@@ -93,17 +93,17 @@
 @z
 
 @x
-\def\runninghead{{\tentt CWEB} USER MANUAL (VERSION 4.1)}
+\def\runninghead{{\tentt CWEB} USER MANUAL (VERSION 4.2)}
 @y
 \def\Kpathsea/{{\mc KPATHSEA\spacefactor1000}}
-\def\runninghead{{\tentt CWEB} USER MANUAL (Version 4.1 [\TeX~Live])}
+\def\runninghead{{\tentt CWEB} USER MANUAL (Version 4.2 [\TeX~Live])}
 @z
 
 @x
-\vskip 18pt\centerline{(Version 4.1 --- February 2021)}
+\vskip 18pt\centerline{(Version 4.2 --- February 2021)}
 @y
-\vskip 18pt\centerline{(Version 4.1 --- February 2021)%
-\footnote*{This document describes the extended \.{CWEB} (Version 4.1 [\TeX~Live]).}}
+\vskip 18pt\centerline{(Version 4.2 --- February 2021)%
+\footnote*{This document describes the extended \.{CWEB} (Version 4.2 [\TeX~Live]).}}
 @z
 
 @x
@@ -311,9 +311,9 @@ And here's what the same excerpt looks like when typeset.
 @z
 
 @x
-  \.{ { }\\vskip 15pt \\centerline\{(Version 4.1)\}{ }\\vfill\}}\cr}$$
+  \.{ { }\\vskip 15pt \\centerline\{(Version 4.2)\}{ }\\vfill\}}\cr}$$
 @y
-  \.{ { }\\vskip 15pt \\centerline\{(Version 4.1)\}{ }\\vfill\}}\cr}$$
+  \.{ { }\\vskip 15pt \\centerline\{(Version 4.2)\}{ }\\vfill\}}\cr}$$
 @z
 
 @x
diff --git a/Build/source/texk/web2c/cwebdir/cwebman.tex b/Build/source/texk/web2c/cwebdir/cwebman.tex
index cdda90c20b0..df652232b72 100644
--- a/Build/source/texk/web2c/cwebdir/cwebman.tex
+++ b/Build/source/texk/web2c/cwebdir/cwebman.tex
@@ -36,7 +36,7 @@
 
 \def\lheader{\mainfont\the\pageno\hfill\sc\runninghead\hfill}
 \def\rheader{\hfill\sc\runninghead\hfill\mainfont\the\pageno}
-\def\runninghead{{\tentt CWEB} USER MANUAL (VERSION 4.1)}
+\def\runninghead{{\tentt CWEB} USER MANUAL (VERSION 4.2)}
 
 % This verbatim mode assumes that ! marks are !! in the text being copied.
 \def\verbatim{\begingroup
@@ -50,7 +50,7 @@
 \null\vfill
 \centerline{\titlefont The {\ttitlefont CWEB} System of
     Structured Documentation}
-\vskip 18pt\centerline{(Version 4.1 --- February 2021)}
+\vskip 18pt\centerline{(Version 4.2 --- February 2021)}
 \vskip 24pt
 \centerline{\authorfont Donald E. Knuth and Silvio Levy}
 \vfill
@@ -1591,7 +1591,7 @@ $$\lpile{\.{\\def\\topofcontents\{\\null\\vfill}\cr
   \.{ { }\\titlefalse \% include headline on the contents page}\cr
   \.{ { }\\def\\rheader\{\\mainfont The \{\\tt CWEAVE\}{ }processor\\hfil\}}\cr
   \.{ { }\\centerline\{\\titlefont The \{\\ttitlefont CWEAVE\}{ }processor\}}\cr
-  \.{ { }\\vskip 15pt \\centerline\{(Version 4.1)\}{ }\\vfill\}}\cr}$$
+  \.{ { }\\vskip 15pt \\centerline\{(Version 4.2)\}{ }\\vfill\}}\cr}$$
 Redefining \.{\\rheader}, which is the headline for right-hand pages,
 suffices in this case to put the desired information at the top of the
 contents page.
diff --git a/Build/source/texk/web2c/cwebdir/po/cweb-tl.pot b/Build/source/texk/web2c/cwebdir/po/cweb-tl.pot
index e46869ad565..67afbc4f32b 100644
--- a/Build/source/texk/web2c/cwebdir/po/cweb-tl.pot
+++ b/Build/source/texk/web2c/cwebdir/po/cweb-tl.pot
@@ -30,15 +30,15 @@ msgid "%s: Need one to three file arguments.\n"
 msgstr ""
 
 #: ctang-texlive.ch:39
-msgid "This is CTANGLE, Version 4.1"
+msgid "This is CTANGLE, Version 4.2"
 msgstr ""
 
 #: ctwill-texlive.ch:39
-msgid "This is CTWILL, Version 4.1"
+msgid "This is CTWILL, Version 4.2"
 msgstr ""
 
 #: cweav-texlive.ch:39
-msgid "This is CWEAVE, Version 4.1"
+msgid "This is CWEAVE, Version 4.2"
 msgstr ""
 
 #: comm-texlive.ch:512
diff --git a/Build/source/texk/web2c/cwebdir/po/cweb.pot b/Build/source/texk/web2c/cwebdir/po/cweb.pot
index 2d7023d3efd..f6f992a0c07 100644
--- a/Build/source/texk/web2c/cwebdir/po/cweb.pot
+++ b/Build/source/texk/web2c/cwebdir/po/cweb.pot
@@ -523,15 +523,15 @@ msgid "Sorting:"
 msgstr ""
 
 #: ctang-i18n.ch:17
-msgid "This is CTANGLE (Version 4.1 [CWEBbin 2021])"
+msgid "This is CTANGLE (Version 4.2 [CWEBbin 2021])"
 msgstr ""
 
 #: cweav-twill.ch:61
-msgid "This is CTWILL (Version 4.1 [CWEBbin 2021])"
+msgid "This is CTWILL (Version 4.2 [CWEBbin 2021])"
 msgstr ""
 
 #: cweav-i18n.ch:17 cweav-twill.ch:42
-msgid "This is CWEAVE (Version 4.1 [CWEBbin 2021])"
+msgid "This is CWEAVE (Version 4.2 [CWEBbin 2021])"
 msgstr ""
 
 #: cweav-i18n.ch:301 cweav-i18n.ch:309
diff --git a/Build/source/texk/web2c/cwebdir/po/de/cweb-tl.po b/Build/source/texk/web2c/cwebdir/po/de/cweb-tl.po
index c71367d504b..bd086345a9e 100644
--- a/Build/source/texk/web2c/cwebdir/po/de/cweb-tl.po
+++ b/Build/source/texk/web2c/cwebdir/po/de/cweb-tl.po
@@ -32,16 +32,16 @@ msgid "%s: Need one to three file arguments.\n"
 msgstr "%s: Benötige ein bis drei Dateiargumente.\n"
 
 #: ctang-texlive.ch:39
-msgid "This is CTANGLE, Version 4.1"
-msgstr "Dies ist CTANGLE, Version 4.1"
+msgid "This is CTANGLE, Version 4.2"
+msgstr "Dies ist CTANGLE, Version 4.2"
 
 #: ctwill-texlive.ch:39
-msgid "This is CTWILL, Version 4.1"
-msgstr "Dies ist CTWILL, Version 4.1"
+msgid "This is CTWILL, Version 4.2"
+msgstr "Dies ist CTWILL, Version 4.2"
 
 #: cweav-texlive.ch:39
-msgid "This is CWEAVE, Version 4.1"
-msgstr "Dies ist CWEAVE, Version 4.1"
+msgid "This is CWEAVE, Version 4.2"
+msgstr "Dies ist CWEAVE, Version 4.2"
 
 #: comm-texlive.ch:512
 #, c-format
diff --git a/Build/source/texk/web2c/cwebdir/po/de/cweb.po b/Build/source/texk/web2c/cwebdir/po/de/cweb.po
index d51f6cc7877..3bc760ff2af 100644
--- a/Build/source/texk/web2c/cwebdir/po/de/cweb.po
+++ b/Build/source/texk/web2c/cwebdir/po/de/cweb.po
@@ -603,16 +603,16 @@ msgid "Sorting:"
 msgstr "Sortieren:"
 
 #: ctang-i18n.ch:17
-msgid "This is CTANGLE (Version 4.1 [CWEBbin 2021])"
-msgstr "Dies ist CTANGLE (Version 4.1 [CWEBbin 2021])"
+msgid "This is CTANGLE (Version 4.2 [CWEBbin 2021])"
+msgstr "Dies ist CTANGLE (Version 4.2 [CWEBbin 2021])"
 
 #: cweav-twill.ch:61
-msgid "This is CTWILL (Version 4.1 [CWEBbin 2021])"
-msgstr "Dies ist CTWILL (Version 4.1 [CWEBbin 2021])"
+msgid "This is CTWILL (Version 4.2 [CWEBbin 2021])"
+msgstr "Dies ist CTWILL (Version 4.2 [CWEBbin 2021])"
 
 #: cweav-i18n.ch:17 cweav-twill.ch:42
-msgid "This is CWEAVE (Version 4.1 [CWEBbin 2021])"
-msgstr "Dies ist CWEAVE (Version 4.1 [CWEBbin 2021])"
+msgid "This is CWEAVE (Version 4.2 [CWEBbin 2021])"
+msgstr "Dies ist CWEAVE (Version 4.2 [CWEBbin 2021])"
 
 #: cweav-i18n.ch:301 cweav-i18n.ch:309
 msgid "buffer"
diff --git a/Build/source/texk/web2c/cwebdir/po/it/cweb.po b/Build/source/texk/web2c/cwebdir/po/it/cweb.po
index 235de34a0b4..7001ea086b1 100644
--- a/Build/source/texk/web2c/cwebdir/po/it/cweb.po
+++ b/Build/source/texk/web2c/cwebdir/po/it/cweb.po
@@ -598,16 +598,16 @@ msgid "Sorting:"
 msgstr "Ordinamento:"
 
 #: ctang-i18n.ch:17
-msgid "This is CTANGLE (Version 4.1 [CWEBbin 2021])"
-msgstr "Questo è CTANGLE (Versione 4.1 [CWEBbin 2021])"
+msgid "This is CTANGLE (Version 4.2 [CWEBbin 2021])"
+msgstr "Questo è CTANGLE (Versione 4.2 [CWEBbin 2021])"
 
 #: cweav-i18n.ch:17
-msgid "This is CWEAVE (Version 4.1 [CWEBbin 2021])"
-msgstr "Questo è CWEAVE (Versione 4.1 [CWEBbin 2021])"
+msgid "This is CWEAVE (Version 4.2 [CWEBbin 2021])"
+msgstr "Questo è CWEAVE (Versione 4.2 [CWEBbin 2021])"
 
 #: cweav-twill.ch:68
-msgid "This is CTWILL (Version 4.1 [CWEBbin 2021])"
-msgstr "Questo è CTWILL (Versione 4.1 [CWEBbin 2021])"
+msgid "This is CTWILL (Version 4.2 [CWEBbin 2021])"
+msgstr "Questo è CTWILL (Versione 4.2 [CWEBbin 2021])"
 
 #: cweav-i18n.ch:301 cweav-i18n.ch:309
 msgid "buffer"
diff --git a/Build/source/texk/web2c/man/ChangeLog b/Build/source/texk/web2c/man/ChangeLog
index de0705e7092..0b1406d28c0 100644
--- a/Build/source/texk/web2c/man/ChangeLog
+++ b/Build/source/texk/web2c/man/ChangeLog
@@ -1,3 +1,7 @@
+2021-02-25  Andreas Scherer  <https://ascherer.github.io>
+
+	* ctwill.man: CWEB 4.2 release.
+
 2021-02-20  Andreas Scherer  <https://ascherer.github.io>
 
 	* ctwill.man: CWEB 4.1 release.
diff --git a/Build/source/texk/web2c/man/ctwill.man b/Build/source/texk/web2c/man/ctwill.man
index f56d7394817..c000d7dc088 100644
--- a/Build/source/texk/web2c/man/ctwill.man
+++ b/Build/source/texk/web2c/man/ctwill.man
@@ -106,7 +106,7 @@ The present incarnation of \f[B]ctwill\f[R] and its utilities tries hard
 to be a drop-in replacement for the original package.
 There are, however, a few differences worth noting:
 .IP \[bu] 2
-This version is based on the most recent version of CWEB (4.1).
+This version is based on the most recent version of CWEB (4.2).
 .IP \[bu] 2
 In TeX\ Live the utility programs are prefixed with \f[B]ctwill-\f[R]
 and the macro files with \f[B]ct\f[R] for technical reasons.