From 891a8c4f2c3a18c60cbfb3b15a67be32937fbfad Mon Sep 17 00:00:00 2001
From: khm <devnull@localhost>
Date: Wed, 28 Feb 2018 12:55:48 -0800
Subject: [PATCH] manpages:  shut up about tex (1)

---
 sys/man/1/deroff | 25 +++----------------------
 sys/man/1/lp     |  4 +---
 sys/man/1/page   |  7 +------
 sys/man/1/pic    | 46 ++--------------------------------------------
 sys/man/1/troff  |  1 -
 sys/man/8/lp     |  4 +---
 6 files changed, 8 insertions(+), 79 deletions(-)

diff --git a/sys/man/1/deroff b/sys/man/1/deroff
index ff94859fe..8a7f74fcb 100644
--- a/sys/man/1/deroff
+++ b/sys/man/1/deroff
@@ -1,15 +1,12 @@
 .TH DEROFF 1 
 .SH NAME
-deroff, delatex \- remove formatting requests
+deroff \- remove formatting requests
 .SH SYNOPSIS
 .B deroff
 [
 .I option ...
 ]
 .I file ...
-.PP
-.B delatex
-.I file
 .SH DESCRIPTION
 .I Deroff
 reads each file in sequence
@@ -77,32 +74,16 @@ documents.
 Same as
 .BR -mm ,
 but remove lists as well.
-.PP
-.I Delatex
-does for
-.I tex
-and
-.I latex
-(see
-.IR tex (1))
-files what
-.B deroff -wi
-does for
-.I troff
-files.
 .SH SOURCE
 .B /sys/src/cmd/deroff.c
 .br
 .B /sys/src/cmd/tex/local/delatex.c
 .SH "SEE ALSO"
 .IR troff (1), 
-.IR tex (1),
 .IR spell (1)
 .SH BUGS
-These filters are not complete interpreters of
-.I troff
-or
-.IR tex .
+This filter is not a complete interpreter of
+.I troff .
 For example, macro definitions containing
 .L \e$
 cause chaos in
diff --git a/sys/man/1/lp b/sys/man/1/lp
index 6266728be..1c1a41a85 100644
--- a/sys/man/1/lp
+++ b/sys/man/1/lp
@@ -67,10 +67,8 @@ for the given destination.
 The given processor is invoked.
 The default processor is
 .LR generic ,
-which tries to do the right thing for regular text, HTML,
+which tries to do the right thing for regular text, HTML, or
 .IR troff (1)
-output, or 
-.IR tex (1)
 output.
 If no processing is desired
 .L noproc
diff --git a/sys/man/1/page b/sys/man/1/page
index 1c3d5f54d..722623e89 100644
--- a/sys/man/1/page
+++ b/sys/man/1/page
@@ -26,14 +26,10 @@ of a
 PostScript,
 PDF,
 or 
-.IR tex (1)
-or 
 .IR troff (1)
 device independent output
 file.
-.I Tex
-or 
-.I troff
+.I Troff
 output is simply converted to PostScript in order to be viewed.
 It can also be used to view any number of
 graphics files
@@ -192,7 +188,6 @@ Preview this manual in a new window.
 .SH "SEE ALSO
 .IR gs (1),
 .IR jpg (1),
-.IR tex (1),
 .IR troff (1)
 .SH SOURCE
 .B /sys/src/cmd/page.c
diff --git a/sys/man/1/pic b/sys/man/1/pic
index 685de68fc..40213d4ee 100644
--- a/sys/man/1/pic
+++ b/sys/man/1/pic
@@ -12,17 +12,13 @@
 .if \\n($1>0 .sp .65
 ..
 .SH NAME
-pic, tpic \- troff and tex preprocessors for drawing pictures
+pic \- troff preprocessor for drawing pictures
+
 .SH SYNOPSIS
 .B pic
 [
 .I files
 ]
-.PP
-.B tpic
-[
-.I files
-]
 .SH DESCRIPTION
 .I Pic
 is a
@@ -292,44 +288,6 @@ may contain newlines.
 The
 .B undef
 statement removes the definition of a macro.
-.PP
-.I Tpic
-is a
-.IR tex (1)
-preprocessor that accepts
-.IR pic
-language.
-It produces Tex commands that define a box called
-.BR \egraph ,
-which contains the picture.
-The box may be output this way:
-.IP
-.L
-\ecenterline{\ebox\egraph}
-.SH EXAMPLES
-.EX
-arrow "input" above; box "process"; arrow "output" above
-move
-A: ellipse 
-   circle rad .1 with .w at A.e
-   circle rad .05 at 0.5 <A.c, A.ne>
-   circle rad .065 at 0.5 <A.c, A.ne>
-   spline from last circle.nw left .25 then left .05 down .05
-   arc from A.c to A.se rad 0.5
-   for i = 1 to 10 do { line from A.s+.025*i,.01*i down i/50 } 
-.EE
-.PP
-.PS
-arrow "input" above; box "process"; arrow "output" above
-move
-A: ellipse 
-   circle rad .1 with .w at A.e
-   circle rad .05 at 0.5 <A.c, A.ne>
-   circle rad .065 at 0.5 <A.c, A.ne>
-   spline from last circle.nw left .25 then left .05 down .05
-   arc from A.c to A.se rad 0.5
-   for i = 1 to 10 do { line from A.s+.025*i,.01*i down i/50 } 
-.PE
 .SH SOURCE
 .B /sys/src/cmd/pic
 .SH "SEE ALSO"
diff --git a/sys/man/1/troff b/sys/man/1/troff
index 2838fcd26..a905a2a35 100644
--- a/sys/man/1/troff
+++ b/sys/man/1/troff
@@ -219,7 +219,6 @@ font width tables for
 .IR doctype (1),
 .IR ms (6),
 .IR image (6),
-.IR tex (1),
 .IR deroff (1),
 .IR col (1)
 .br
diff --git a/sys/man/8/lp b/sys/man/8/lp
index cb74f92e1..060e88583 100644
--- a/sys/man/8/lp
+++ b/sys/man/8/lp
@@ -37,9 +37,7 @@ characters.
 .RB [ DLcimnorxy ]
 .TP
 .I dvipost
-converts
-.IR tex (1)
-output to PostScript.
+converts tex output to PostScript.
 .RB [ Lcinor ]
 .TP
 .I g3post
-- 
2.44.0