2f2a5ecdf8
o ignore '.POSIX:' if not in first non-comment line
of Makefile as specified by POSIX.
add unit-tests for above.
Merge commit '92bfae0e6bd53a7a0d6fe55e70a916d86cf26e8b'
40 lines
1004 B
Makefile
40 lines
1004 B
Makefile
# $NetBSD: depsrc-use.mk,v 1.6 2022/04/18 14:38:24 rillig Exp $
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#
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# Tests for the special source .USE in dependency declarations,
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# which allows to append common commands to other targets.
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#
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# See also:
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# .USEBEFORE
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# depsrc-usebefore.mk
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# Before make.h 1.280 from 2021-12-28, a .USEBEFORE target was accidentally
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# regarded as a candidate for the main target. On the other hand, a .USE
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# target was not.
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not-a-main-candidate: .USE
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all: action directly
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first: .USE first-first first-second
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@echo first 1 # Using ${.TARGET} here would expand to "action"
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@echo first 2
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first-first: .USE
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@echo first-first 1
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@echo first-first 2
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first-second: .USE
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@echo first-second 1
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@echo first-second 2
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second: .USE
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@echo second 1
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@echo second 2
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# It's possible but uncommon to have a .USE target with no commands.
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# This may happen as the result of expanding a .for loop.
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empty: .USE
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# It's possible but uncommon to directly make a .USE target.
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directly: .USE
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@echo directly
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action: first second empty
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