From b8fb8ad8ab2e5cbb245b35f20d050d50be2842d3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?John=20Ankarstr=C3=B6m?= <john@ankarstrom.se>
Date: Thu, 24 Jun 2021 16:25:32 +0200
Subject: Change name to mu

It turns out that Heirloom troff includes an (m)g macro set for
groff compatibility.

I liked the name mg, because of the association with milligram,
but mu is pretty good too.

(And mu is the symbol for the SI micro prefix, which is even smaller
than milli!)
---
 hacking.t | 30 ++++++++++++++++--------------
 1 file changed, 16 insertions(+), 14 deletions(-)

(limited to 'hacking.t')

diff --git a/hacking.t b/hacking.t
index 4233794..629b976 100644
--- a/hacking.t
+++ b/hacking.t
@@ -1,4 +1,4 @@
-.so g.tmac
+.so u.tmac
 .
 .de @h
 . sp |36p
@@ -12,7 +12,7 @@
 .
 .t
 Hacking on the
-.x mg
+.x µ
 macro package
 .d
 John Ankarström
@@ -20,9 +20,11 @@ John Ankarström
 .
 .h
 What is
-.x mg ?
+.x µ ?
 .p
-.i Mg
+.i µ
+or
+.i mu
 is a simple macro package for troff
 designed to abstract as little as possible from troff itself,
 while still providing a powerful framework for
@@ -31,23 +33,23 @@ writing advanced documents.
 .
 .h
 How is the source code of
-.x mg
+.x µ
 organized?
 .p
 If you run
 .c "grep -n [-]-"
 on the
-.i g.tmac
+.i u.tmac
 source file, you are presented with an overview of
-.i mg 's
+.i µ 's
 macros:
 .l
 .eo
-!grep -n [-]- g.tmac
+!grep -n [-]- u.tmac
 .ec
 .p
 This is a sufficient summary of the entire
-.i mg
+.i µ
 source code, as nothing is performed outside of these macros.
 All initialization is performed in the
 .c @a
@@ -55,12 +57,12 @@ macro, which is automatically called at the first invocation
 of any other macro.
 .p
 The above summary reflects a categorization in the macros defined by
-.i mg .
+.i µ .
 There are internal and external macros.
 The former are to be used within
-.i g.tmac
+.i u.tmac
 itself, while the latter are to be used in
-.i mg
+.i µ
 documents.
 Among the external macros, there are inline, environment (or block-level),
 hybrid and other macros.
@@ -90,7 +92,7 @@ Where is document state stored?
 .p
 Most state is stored by troff itself within the different environments.
 In addition,
-.i mg
+.i µ
 associates three extra registers with each environment:
 .c sp ,
 the amount of space to be added by
@@ -158,5 +160,5 @@ contains the total number of collected footnotes.
 .p
 Note that none of these registers and strings should be
 directly accessed or modified by
-.i mg
+.i µ
 documents.
-- 
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