[src/trunk]: src/usr.bin/make make.1: clarify in which case an expression may...

[rillig <rillig%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/0998e4b81552
branches:  trunk
changeset: 372449:0998e4b81552
user:      rillig <rillig%NetBSD.org@localhost>
date:      Tue Nov 29 23:56:05 2022 +0000

description:
make.1: clarify in which case an expression may omit braces

diffstat:

 usr.bin/make/make.1 |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r 8385d5a86b3c -r 0998e4b81552 usr.bin/make/make.1
--- a/usr.bin/make/make.1       Tue Nov 29 23:54:55 2022 +0000
+++ b/usr.bin/make/make.1       Tue Nov 29 23:56:05 2022 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: make.1,v 1.349 2022/11/15 07:58:00 rillig Exp $
+.\"    $NetBSD: make.1,v 1.350 2022/11/29 23:56:05 rillig Exp $
 .\"
 .\" Copyright (c) 1990, 1993
 .\"    The Regents of the University of California.  All rights reserved.
@@ -29,7 +29,7 @@
 .\"
 .\"    from: @(#)make.1        8.4 (Berkeley) 3/19/94
 .\"
-.Dd October 2, 2022
+.Dd November 29, 2022
 .Dt MAKE 1
 .Os
 .Sh NAME
@@ -645,7 +645,8 @@
 .Cm \&${ Ns Ar name Ns Oo Ns Cm \&: Ns Ar modifiers Oc Ns Cm \&}
 or
 .Cm \&$( Ns Ar name Ns Oo Ns Cm \&: Ns Ar modifiers Oc Ns Cm \&) .
-If the variable name consists of only a single character,
+If the variable name consists of only a single character
+and the expression contains no modifiers,
 the surrounding curly braces or parentheses are not required.
 This shorter form is not recommended.
 .Pp