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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
48 lines
1.6 KiB
Makefile
48 lines
1.6 KiB
Makefile
# $NetBSD: modts.mk,v 1.8 2020/11/03 18:42:33 rillig Exp $
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LIST= one two three four five six
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FU_mod-ts= a / b / cool
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AAA= a a a
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B.aaa= Baaa
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all: mod-ts mod-ts-space
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# Use print or printf iff they are builtin.
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# XXX note that this causes problems, when make decides
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# there is no need to use a shell, so avoid where possible.
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.if ${(type print) 2> /dev/null || echo:L:sh:Mbuiltin} != ""
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PRINT= print -r --
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.elif ${(type printf) 2> /dev/null || echo:L:sh:Mbuiltin} != ""
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PRINT= printf '%s\n'
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.else
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PRINT= echo
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.endif
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mod-ts:
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@${PRINT} 'LIST:tx="${LIST:tx}"'
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@${PRINT} 'LIST:ts/x:tu="${LIST:ts\X:tu}"'
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@${PRINT} 'FU_$@="${FU_${@:ts}:ts}"'
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@${PRINT} 'FU_$@:ts:T="${FU_${@:ts}:ts:T}" == cool?'
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@${PRINT} 'B.$${AAA:ts}="${B.${AAA:ts}}" == Baaa?'
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mod-ts-space:
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# After the :ts modifier, the whole string is interpreted as a single
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# word since all spaces have been replaced with x.
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@${PRINT} ':ts :S => '${aa bb aa bb aa bb:L:tsx:S,b,B,:Q}
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# The :ts modifier also applies to word separators that are added
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# afterwards.
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@${PRINT} ':ts :S space => '${a ababa c:L:tsx:S,b, ,g:Q}
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@${PRINT} ':ts :S space :M => '${a ababa c:L:tsx:S,b, ,g:M*:Q}
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# Not all modifiers behave this way though. Some of them always use
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# a space as word separator instead of the :ts separator.
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# This seems like an oversight during implementation.
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@${PRINT} ':ts :S => '${a ababa c:L:tsx:S,b, ,g:Q}
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@${PRINT} ':ts :S :@ => '${a ababa c:L:tsx:S,b, ,g:@v@${v}@:Q}
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# A final :M* modifier applies the :ts separator again, though.
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@${PRINT} ':ts :S :@ :M => '${a ababa c:L:tsx:S,b, ,g:@v@${v}@:M*:Q}
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