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      1 # $NetBSD: varmod-to-lower.mk,v 1.6 2022/11/29 23:54:55 rillig Exp $
      2 #
      3 # Tests for the :tl variable modifier, which converts the expression value
      4 # to lowercase.
      5 #
      6 # TODO: What about non-ASCII characters? ISO-8859-1, UTF-8?
      7 
      8 .if ${:UUPPER:tl} != "upper"
      9 .  error
     10 .endif
     11 
     12 .if ${:Ulower:tl} != "lower"
     13 .  error
     14 .endif
     15 
     16 .if ${:UMixeD case.:tl} != "mixed case."
     17 .  error
     18 .endif
     19 
     20 # The ':tl' modifier works on the whole string, without splitting it into
     21 # words.
     22 .if ${:Umultiple   spaces:tl} != "multiple   spaces"
     23 .  error
     24 .endif
     25 
     26 all: .PHONY
     27