1# $Id: sysv.mk,v 1.2 2014/08/30 22:21:08 sjg Exp $ 2 3FOO ?= 4FOOBAR = ${FOO:=bar} 5 6_this := ${.PARSEDIR}/${.PARSEFILE} 7 8B = /b 9S = / 10FUN = ${B}${S}fun 11SUN = the Sun 12 13# we expect nothing when FOO is empty 14all: foo fun 15 16foo: 17 @echo FOOBAR = ${FOOBAR} 18.if empty(FOO) 19 @FOO="foo fu" ${.MAKE} -f ${_this} foo 20.endif 21 22fun: 23 @echo ${FUN:T} 24 @echo ${FUN:${B}${S}fun=fun} 25 @echo ${FUN:${B}${S}%=%} 26 @echo ${In:L:%=% ${SUN}} 27