[src/trunk]: src/usr.bin/make/unit-tests make(1): add test for passing MAKEFL...

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

details:   https://anonhg.NetBSD.org/src/rev/41a3e8e2bef3
branches:  trunk
changeset: 942700:41a3e8e2bef3
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Nov 15 06:19:34 2020 +0000

description:
make(1): add test for passing MAKEFLAGS to sub-makes

diffstat:

 usr.bin/make/unit-tests/opt.exp |   3 +++
 usr.bin/make/unit-tests/opt.mk  |  10 +++++++---
 2 files changed, 10 insertions(+), 3 deletions(-)

diffs (33 lines):

diff -r 031d9e4d43e1 -r 41a3e8e2bef3 usr.bin/make/unit-tests/opt.exp
--- a/usr.bin/make/unit-tests/opt.exp   Sun Nov 15 06:06:19 2020 +0000
+++ b/usr.bin/make/unit-tests/opt.exp   Sun Nov 15 06:19:34 2020 +0000
@@ -1,3 +1,6 @@
+make -V MAKEFLAGS
+ -r -k -d 0 
+
 make -:
 usage: make [-BeikNnqrSstWwX]
             [-C directory] [-D variable] [-d flags] [-f makefile]
diff -r 031d9e4d43e1 -r 41a3e8e2bef3 usr.bin/make/unit-tests/opt.mk
--- a/usr.bin/make/unit-tests/opt.mk    Sun Nov 15 06:06:19 2020 +0000
+++ b/usr.bin/make/unit-tests/opt.mk    Sun Nov 15 06:19:34 2020 +0000
@@ -1,12 +1,16 @@
-# $NetBSD: opt.mk,v 1.4 2020/11/15 06:06:19 sjg Exp $
+# $NetBSD: opt.mk,v 1.5 2020/11/15 06:19:34 rillig Exp $
 #
 # Tests for the command line options.
 
-# TODO: Implementation
-
 .MAKEFLAGS: -d0                        # make stdout line-buffered
 
 all: .IGNORE
+       # The options from the top-level make are passed to the sub-makes via
+       # the environment variable MAKEFLAGS.  This is where the " -r -k -d 0"
+       # comes from.  See MainParseArg.
+       ${MAKE} -V MAKEFLAGS
+       @echo
+
        # Just to see how the custom argument parsing code reacts to a syntax
        # error.  The colon is used in the options string, marking an option
        # that takes arguments.  It is not an option by itself, though.