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3841c28717
Key changes include reduced noise at end of failed build log and avoid evaluation of unnecessary terms in conditionals. In META MODE; a target flagged .META is out-of-date if meta file is missing MFC after: 1 week
48 lines
765 B
Makefile
48 lines
765 B
Makefile
# $Id: sysv.mk,v 1.5 2020/07/04 18:16:55 sjg Exp $
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FOO ?=
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FOOBAR = ${FOO:=bar}
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_this := ${.PARSEDIR}/${.PARSEFILE}
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B = /b
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S = /
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FUN = ${B}${S}fun
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SUN = the Sun
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# we expect nothing when FOO is empty
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all: foo fun sam bla words
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foo:
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@echo FOOBAR = ${FOOBAR}
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.if empty(FOO)
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@FOO="foo fu" ${.MAKE} -f ${_this} foo
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.endif
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fun:
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@echo ${FUN:T}
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@echo ${FUN:${B}${S}fun=fun}
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@echo ${FUN:${B}${S}%=%}
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@echo ${In:L:%=% ${SUN}}
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SAM=sam.c
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sam:
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@echo ${SAM:s%.c=acme}
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@echo ${SAM:s%.c=a%.d}
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@echo ${SAM:s.c=a%.d}
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@echo ${SAM:sam.c=a%.c}
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@echo ${SAM:%=a%.c}
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@echo ${SAM:%.c=a%.c}
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@echo ${SAM:sam%=a%.c}
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BLA=
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bla:
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@echo $(BLA:%=foo/%x)
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# The :Q looks like a modifier but isn't.
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# It is part of the replacement string.
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words:
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@echo a${a b c d e:L:%a=x:Q}b
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