From b571bcea5495327fd210378109b0b2aed08bebc3 Mon Sep 17 00:00:00 2001
From: Enji Cooper <ngie@FreeBSD.org>
Date: Sun, 21 Apr 2024 09:27:48 -0700
Subject: [PATCH] bsd.subdir.mk: improve `SUBDIR.${MK_FOO}` advice

- Remove superfluous whitespace by removing trailing whitespace
  before `\` (line continuation character)
- Quote `SUBDIR.` to clarify the fact that this is a variable
  reference--not the end of a sentence.
---
 share/mk/bsd.subdir.mk | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/share/mk/bsd.subdir.mk b/share/mk/bsd.subdir.mk
index 95a178c0490..565af41602c 100644
--- a/share/mk/bsd.subdir.mk
+++ b/share/mk/bsd.subdir.mk
@@ -125,8 +125,8 @@ SUBDIR:=${SUBDIR:u}
 .endif
 
 .if defined(SUBDIR.)
-.error ${.CURDIR}: Found variable SUBDIR. with value "${SUBDIR.}". This was \
-        probably caused by using SUBDIR.$${MK_FOO} without including \
+.error ${.CURDIR}: Found variable 'SUBDIR.' with value "${SUBDIR.}". This was\
+        probably caused by using SUBDIR.$${MK_FOO} without including\
         <src.opts.mk> or by using an invalid $${MK_FOO} option.
 .endif