28 lines
392 B
Makefile
28 lines
392 B
Makefile
# $NetBSD: var-readonly.mk,v 1.4 2023/12/20 08:42:10 rillig Exp $
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# the answer
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N = 42
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.READONLY: N
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# this should be ignored
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N = 666
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.if ${N} != 42
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.error N ($N) should be 42
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.endif
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# undef should fail
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.MAKEFLAGS: -dv
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.undef N
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.ifndef N
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.error N should not be undef'd
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.endif
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.MAKEFLAGS: -d0
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.NOREADONLY: N
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# now we can change it
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N = 69
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.if ${N} == 42
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.error N should not be 42
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.endif
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all:
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