[src/trunk]: src/usr.bin/make/unit-tests Do not trust that /nonexistent does ...

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

details:   https://anonhg.NetBSD.org/src/rev/38d6afad9d4a
branches:  trunk
changeset: 379196:38d6afad9d4a
user:      sjg <sjg%NetBSD.org@localhost>
date:      Tue May 18 17:05:45 2021 +0000

description:
Do not trust that /nonexistent does not exist

Use /nonexistent.${.MAKE.PID} to avoid failure when
/nonexistent actually exists.

diffstat:

 usr.bin/make/unit-tests/Makefile     |  3 ++-
 usr.bin/make/unit-tests/opt-chdir.mk |  6 ++++--
 2 files changed, 6 insertions(+), 3 deletions(-)

diffs (35 lines):

diff -r 63ac9749a965 -r 38d6afad9d4a usr.bin/make/unit-tests/Makefile
--- a/usr.bin/make/unit-tests/Makefile  Tue May 18 15:21:41 2021 +0000
+++ b/usr.bin/make/unit-tests/Makefile  Tue May 18 17:05:45 2021 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.277 2021/04/27 16:20:06 rillig Exp $
+# $NetBSD: Makefile,v 1.278 2021/05/18 17:05:45 sjg Exp $
 #
 # Unit tests for make(1)
 #
@@ -487,6 +487,7 @@ SED_CMDS.job-output-long-lines= \
        ${:D marker should always be at the beginning of the line. } \
        -e '/^aa*--- job-b ---$$/d' \
        -e '/^bb*--- job-a ---$$/d'
+SED_CMDS.opt-chdir=            -e 's,\(nonexistent\).[1-9][0-9]*,\1,'
 SED_CMDS.opt-debug-graph1=     ${STD_SED_CMDS.dg1}
 SED_CMDS.opt-debug-graph2=     ${STD_SED_CMDS.dg2}
 SED_CMDS.opt-debug-graph3=     ${STD_SED_CMDS.dg3}
diff -r 63ac9749a965 -r 38d6afad9d4a usr.bin/make/unit-tests/opt-chdir.mk
--- a/usr.bin/make/unit-tests/opt-chdir.mk      Tue May 18 15:21:41 2021 +0000
+++ b/usr.bin/make/unit-tests/opt-chdir.mk      Tue May 18 17:05:45 2021 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: opt-chdir.mk,v 1.5 2020/11/15 05:43:56 sjg Exp $
+# $NetBSD: opt-chdir.mk,v 1.6 2021/05/18 17:05:45 sjg Exp $
 #
 # Tests for the -C command line option, which changes the directory at the
 # beginning.
@@ -23,5 +23,7 @@ chdir-root: .PHONY .IGNORE
        @MAKE_OBJDIR_CHECK_WRITABLE=no ${MAKE} -C / -V 'cwd: $${.CURDIR}'
 
 # Trying to change to a nonexistent directory exits immediately.
+# Note: just because the whole point of /nonexistent is that it should
+# not exist - doesn't mean it doesn't.
 chdir-nonexistent: .PHONY .IGNORE
-       @${MAKE} -C /nonexistent
+       @${MAKE} -C /nonexistent.${.MAKE.PID}