diff options
Diffstat (limited to 'unit-tests/varmod-undefined.mk')
| -rw-r--r-- | unit-tests/varmod-undefined.mk | 51 |
1 files changed, 48 insertions, 3 deletions
diff --git a/unit-tests/varmod-undefined.mk b/unit-tests/varmod-undefined.mk index fd56ffd35e30..4ab6db81351c 100644 --- a/unit-tests/varmod-undefined.mk +++ b/unit-tests/varmod-undefined.mk @@ -1,4 +1,4 @@ -# $NetBSD: varmod-undefined.mk,v 1.9 2023/11/19 21:47:52 rillig Exp $ +# $NetBSD: varmod-undefined.mk,v 1.11 2024/06/03 02:46:29 sjg Exp $ # # Tests for the :U variable modifier, which returns the given string # if the variable is undefined. @@ -7,6 +7,9 @@ # directive-for.mk # varmod-defined.mk +# this test depends on +.MAKE.SAVE_DOLLARS= yes + # The pattern ${:Uword} is heavily used when expanding .for loops. # # This is how an expanded .for loop looks like. @@ -53,6 +56,10 @@ .if ${:U \: \} \$ \\ \a \b \n } != " : } \$ \\ \\a \\b \\n " . error .endif +# An expression enclosed in quotes may be based on an undefined variable. +.if "${:U \: \} \$ \\ \a \b \n }" != " : } \$ \\ \\a \\b \\n " +. error +.endif # Even after the :U modifier has been applied, the expression still remembers # that it originated from an undefined variable, and the :U modifier can @@ -64,5 +71,43 @@ . error .endif -all: - @:; + +# VARE_PARSE +.if 0 && ${:U . \: \} \$ \\ ${EXPR}} +. error +.endif + +# VARE_EVAL_KEEP_DOLLAR_AND_UNDEFINED +SUBST:= ${:U . \: \} \$ \\ ${EXPR}} +${:U }= <space> +EXPR= <expr> +.if ${SUBST} != " . : } <space>\\ " +. error +.endif + +8_DOLLAR= $$$$$$$$ +.if ${8_DOLLAR} != "\$\$\$\$" +. error +.endif +.if ${:U${8_DOLLAR}} != "\$\$\$\$" +. error +.endif +.if ${x:L:@_@${8_DOLLAR}@} != "\$\$\$\$" +. error +.endif +EXPR:= ${8_DOLLAR} +.if ${EXPR} != "\$\$\$\$" +. error +.endif +EXPR:= ${:U${8_DOLLAR}} +.if ${EXPR} != "\$\$\$\$" +. error +.endif +# VARE_EVAL_KEEP_UNDEFINED +EXPR:= ${x:L:@_@${8_DOLLAR}@} +.if ${EXPR} != "\$\$" +. error +.endif + + +all: .PHONY |