[src/trunk]: src/usr.bin/make/unit-tests tests/make: add another example for ...

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

details:   https://anonhg.NetBSD.org/src/rev/2642d5ea9de1
branches:  trunk
changeset: 1020675:2642d5ea9de1
user:      rillig <rillig%NetBSD.org@localhost>
date:      Mon Apr 19 23:43:14 2021 +0000

description:
tests/make: add another example for parsing of the modifier ':?'

diffstat:

 usr.bin/make/unit-tests/varmod-ifelse.exp |  4 ++++
 usr.bin/make/unit-tests/varmod-ifelse.mk  |  8 +++++++-
 2 files changed, 11 insertions(+), 1 deletions(-)

diffs (33 lines):

diff -r ff49397cea94 -r 2642d5ea9de1 usr.bin/make/unit-tests/varmod-ifelse.exp
--- a/usr.bin/make/unit-tests/varmod-ifelse.exp Mon Apr 19 23:27:17 2021 +0000
+++ b/usr.bin/make/unit-tests/varmod-ifelse.exp Mon Apr 19 23:43:14 2021 +0000
@@ -19,6 +19,10 @@
 make: "varmod-ifelse.mk" line 153: .
 make: Bad conditional expression 'string == "literal" || no >= 10' in 'string == "literal" || no >= 10?yes:no'
 make: "varmod-ifelse.mk" line 154: .
+make: Bad conditional expression 'string == "literal" &&  >= 10' in 'string == "literal" &&  >= 10?yes:no'
+make: "varmod-ifelse.mk" line 159: .
+make: Bad conditional expression 'string == "literal" ||  >= 10' in 'string == "literal" ||  >= 10?yes:no'
+make: "varmod-ifelse.mk" line 160: .
 make: Fatal errors encountered -- cannot continue
 make: stopped in unit-tests
 exit status 1
diff -r ff49397cea94 -r 2642d5ea9de1 usr.bin/make/unit-tests/varmod-ifelse.mk
--- a/usr.bin/make/unit-tests/varmod-ifelse.mk  Mon Apr 19 23:27:17 2021 +0000
+++ b/usr.bin/make/unit-tests/varmod-ifelse.mk  Mon Apr 19 23:43:14 2021 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: varmod-ifelse.mk,v 1.14 2021/04/19 23:27:17 rillig Exp $
+# $NetBSD: varmod-ifelse.mk,v 1.15 2021/04/19 23:43:14 rillig Exp $
 #
 # Tests for the ${cond:?then:else} variable modifier, which evaluates either
 # the then-expression or the else-expression, depending on the condition.
@@ -152,3 +152,9 @@
 NUMBER=                no              # not really a number
 .info ${${STRING} == "literal" && ${NUMBER} >= 10:?yes:no}.
 .info ${${STRING} == "literal" || ${NUMBER} >= 10:?yes:no}.
+
+# The following situation occasionally occurs with MKINET6 or similar
+# variables.
+NUMBER=                # empty, not really a number either
+.info ${${STRING} == "literal" && ${NUMBER} >= 10:?yes:no}.
+.info ${${STRING} == "literal" || ${NUMBER} >= 10:?yes:no}.