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[src/trunk]: src/usr.bin/make/unit-tests make(1): explain why each test is ru...
details: https://anonhg.NetBSD.org/src/rev/4eca2abe5600
branches: trunk
changeset: 943668:4eca2abe5600
user: rillig <rillig%NetBSD.org@localhost>
date: Mon Sep 07 18:49:15 2020 +0000
description:
make(1): explain why each test is run in a sub-make
diffstat:
usr.bin/make/unit-tests/Makefile | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diffs (20 lines):
diff -r 63cc43590c36 -r 4eca2abe5600 usr.bin/make/unit-tests/Makefile
--- a/usr.bin/make/unit-tests/Makefile Mon Sep 07 18:43:59 2020 +0000
+++ b/usr.bin/make/unit-tests/Makefile Mon Sep 07 18:49:15 2020 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.137 2020/09/07 18:43:59 rillig Exp $
+# $NetBSD: Makefile,v 1.138 2020/09/07 18:49:15 rillig Exp $
#
# Unit tests for make(1)
#
@@ -431,7 +431,9 @@
LANG= C
.export LANG LC_ALL
-# the tests are actually done with sub-makes.
+# Each test is run in a sub-make, to keep the tests for interfering with
+# each other, and because they use different environment variables and
+# command line options.
.SUFFIXES: .mk .rawout .out
.mk.rawout:
@${_MKMSG_TEST:Uecho '# test '} ${.PREFIX}
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