[src/trunk]: src/usr.bin/make/unit-tests make(1): explain test opt-touch-jobs

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

details:   https://anonhg.NetBSD.org/src/rev/9b42244a8493
branches:  trunk
changeset: 950743:9b42244a8493
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sat Jan 30 12:14:08 2021 +0000

description:
make(1): explain test opt-touch-jobs

diffstat:

 usr.bin/make/unit-tests/opt-touch-jobs.mk |  8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diffs (28 lines):

diff -r b3213e196d4f -r 9b42244a8493 usr.bin/make/unit-tests/opt-touch-jobs.mk
--- a/usr.bin/make/unit-tests/opt-touch-jobs.mk Sat Jan 30 11:46:25 2021 +0000
+++ b/usr.bin/make/unit-tests/opt-touch-jobs.mk Sat Jan 30 12:14:08 2021 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: opt-touch-jobs.mk,v 1.1 2020/11/14 15:35:20 rillig Exp $
+# $NetBSD: opt-touch-jobs.mk,v 1.2 2021/01/30 12:14:08 rillig Exp $
 #
 # Tests for the -t command line option in jobs mode.
 
@@ -9,12 +9,18 @@
 .MAKEFLAGS: opt-touch-use
 .MAKEFLAGS: opt-touch-make
 
+# .PHONY targets are not touched since they do not represent actual files.
+# See Job_Touch.
 opt-touch-phony: .PHONY
        : Making $@.
 
+# .JOIN targets are not touched since they do not represent actual files.
+# See Job_Touch.
 opt-touch-join: .JOIN
        : Making $@.
 
+# .USE targets are not touched since they do not represent actual files.
+# See Job_Touch.
 opt-touch-use: .USE
        : Making use of $@.