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[groff] 15/35: [docs]: Clarify negative assignments to registers.
From: |
G. Branden Robinson |
Subject: |
[groff] 15/35: [docs]: Clarify negative assignments to registers. |
Date: |
Tue, 21 Jun 2022 14:26:29 -0400 (EDT) |
gbranden pushed a commit to branch master
in repository groff.
commit 7755eb120de4594ebd4632c3191ef71fe8050ad9
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Mon Jun 20 11:23:27 2022 -0500
[docs]: Clarify negative assignments to registers.
(attempt M of N) Per discussion with Dave Kemper.
---
doc/groff.texi | 6 +++---
man/groff.7.man | 3 ++-
2 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/doc/groff.texi b/doc/groff.texi
index 332e945f..dedc5d8c 100644
--- a/doc/groff.texi
+++ b/doc/groff.texi
@@ -7120,9 +7120,9 @@ Increment (decrement) register @var{ident} by @var{value}.
A leading minus sign in @var{value} is always interpreted as a
decrementation operator, not an algebraic sign. To assign a register a
negative value or the negated value of another register, you can
-force GNU @code{troff} to interpret @code{-} as a negation or minus,
-rather than decrementation, operator: enclose it with its operand(s) in
-parentheses.
+force GNU @code{troff} to interpret @samp{-} as a negation or minus,
+rather than decrementation, operator: enclose it with its operand in
+parentheses or subtract it from zero.
@Example
.nr a 7
diff --git a/man/groff.7.man b/man/groff.7.man
index 92b48123..e1c1e413 100644
--- a/man/groff.7.man
+++ b/man/groff.7.man
@@ -1470,7 +1470,8 @@ To assign a register a negative value or the negated
value of another
register,
enclose
.squoted_char \-
-with its operand(s) in parentheses.
+enclose it with its operand in
+parentheses or subtract it from zero.
.
If a prior value does not exist
(the register was undefined),
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