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# $NetBSD: varmod-to-lower.mk,v 1.6 2022/11/29 23:54:55 rillig Exp $
#
# Tests for the :tl variable modifier, which converts the expression value
# to lowercase.
#
# TODO: What about non-ASCII characters? ISO-8859-1, UTF-8?
.if ${:UUPPER:tl} != "upper"
. error
.endif
.if ${:Ulower:tl} != "lower"
. error
.endif
.if ${:UMixeD case.:tl} != "mixed case."
. error
.endif
# The ':tl' modifier works on the whole string, without splitting it into
# words.
.if ${:Umultiple spaces:tl} != "multiple spaces"
. error
.endif
all: .PHONY
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