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1b65f0bd2b
o allow env var MAKE_OBJDIR_CHECK_WRITABLE=no to skip writable checks in InitObjdir. Explicit .OBJDIR target always allows read-only directory. o Fix building and unit-tests on non-BSD. o More code cleanup and refactoring. o More unit tests
36 lines
967 B
Makefile
36 lines
967 B
Makefile
# $NetBSD: varparse-errors.mk,v 1.1 2020/11/08 16:44:47 rillig Exp $
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# Tests for parsing and evaluating all kinds of variable expressions.
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#
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# This is the basis for redesigning the error handling in Var_Parse and
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# Var_Subst, collecting typical and not so typical use cases.
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#
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# See also:
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# VarParseResult
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# Var_Parse
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# Var_Subst
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PLAIN= plain value
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LITERAL_DOLLAR= To get a dollar, double $$ it.
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INDIRECT= An ${:Uindirect} value.
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REF_UNDEF= A reference to an ${UNDEF}undefined variable.
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ERR_UNCLOSED= An ${UNCLOSED variable expression.
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ERR_BAD_MOD= An ${:Uindirect:Z} expression with an unknown modifier.
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ERR_EVAL= An evaluation error ${:Uvalue:C,.,\3,}.
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# In a conditional, a variable expression that is not enclosed in quotes is
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# expanded using the flags VARE_UNDEFERR and VARE_WANTRES.
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# The variable itself must be defined.
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# It may refer to undefined variables though.
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.if ${REF_UNDEF} != "A reference to an undefined variable."
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. error
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.endif
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all:
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