diff options
Diffstat (limited to 'contrib/bmake/unit-tests/cond-token-var.mk')
| -rw-r--r-- | contrib/bmake/unit-tests/cond-token-var.mk | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/contrib/bmake/unit-tests/cond-token-var.mk b/contrib/bmake/unit-tests/cond-token-var.mk index 168c63c46ac1..c6471756a3dd 100644 --- a/contrib/bmake/unit-tests/cond-token-var.mk +++ b/contrib/bmake/unit-tests/cond-token-var.mk @@ -1,11 +1,11 @@ -# $NetBSD: cond-token-var.mk,v 1.6 2021/04/25 21:05:38 rillig Exp $ +# $NetBSD: cond-token-var.mk,v 1.8 2023/11/19 21:47:52 rillig Exp $ # -# Tests for variable expressions in .if conditions. +# Tests for expressions in .if conditions. # -# Note the fine distinction between a variable and a variable expression. -# A variable has a name and a value. To access the value, one writes a -# variable expression of the form ${VAR}. This is a simple variable -# expression. Variable expressions can get more complicated by adding +# Note the fine distinction between a variable and an expression. +# A variable has a name and a value. To access the value, one writes an +# expression of the form ${VAR}. This is a simple +# expression. Expressions can get more complicated by adding # variable modifiers such as in ${VAR:Mpattern}. # # XXX: Strictly speaking, variable modifiers should be called expression @@ -17,19 +17,20 @@ DEF= defined # A defined variable may appear on either side of the comparison. .if ${DEF} == ${DEF} +# expect+1: ok . info ok .else . error .endif # A variable that appears on the left-hand side must be defined. -# The following line thus generates a parse error. +# expect+1: Malformed conditional (${UNDEF} == ${DEF}) .if ${UNDEF} == ${DEF} . error .endif # A variable that appears on the right-hand side must be defined. -# The following line thus generates a parse error. +# expect+1: Malformed conditional (${DEF} == ${UNDEF}) .if ${DEF} == ${UNDEF} . error .endif @@ -39,6 +40,7 @@ DEF= defined .endif # An undefined variable on its own generates a parse error. +# expect+1: Malformed conditional (${UNDEF}) .if ${UNDEF} .endif @@ -47,7 +49,7 @@ DEF= defined .if ${UNDEF:U} .endif -# If the value of the variable expression is a number, it is compared against +# If the value of the expression is a number, it is compared against # zero. .if ${:U0} . error @@ -56,7 +58,7 @@ DEF= defined . error .endif -# If the value of the variable expression is not a number, any non-empty +# If the value of the expression is not a number, any non-empty # value evaluates to true, even if there is only whitespace. .if ${:U} . error |