contrib/bmake/unit-tests/varcmd.mk

   1 # $NetBSD: varcmd.mk,v 1.5 2020/10/24 08:50:17 rillig Exp $
   2 #
   3 # Test behaviour of recursive make and vars set on command line.
   4
   5 FU=     fu
   6 FOO?=   foo
   7 .if !empty(.TARGETS)
   8 TAG=    ${.TARGETS}
   9 .endif
  10 TAG?=   default
  11
  12 all:    one
  13
  14 show:
  15         @echo "${TAG} FU=<v>${FU}</v> FOO=<v>${FOO}</v> VAR=<v>${VAR}</v>"
  16
  17 one:    show
  18         @${.MAKE} -f ${MAKEFILE} FU=bar FOO+=goo two
  19
  20 two:    show
  21         @${.MAKE} -f ${MAKEFILE} three
  22
  23 three:  show
  24         @${.MAKE} -f ${MAKEFILE} four
  25
  26
  27 .ifmake two
  28 # this should not work
  29 FU+= oops
  30 FOO+= oops
  31 _FU:= ${FU}
  32 _FOO:= ${FOO}
  33 two: immutable
  34 immutable:
  35         @echo "$@ FU='${_FU}'"
  36         @echo "$@ FOO='${_FOO}'"
  37 .endif
  38 .ifmake four
  39 VAR=Internal
  40 .MAKEOVERRIDES+= VAR
  41 .endif
  42
  43 four:   show
  44         @${.MAKE} -f ${MAKEFILE} five
  45
  46 M=      x
  47 V.y=    is y
  48 V.x=    is x
  49 V:=     ${V.$M}
  50 K:=     ${V}
  51
  52 show-v:
  53         @echo '${TAG} v=${V} k=${K}'
  54
  55 five:   show show-v
  56         @${.MAKE} -f ${MAKEFILE} M=y six
  57
  58 six:    show-v
  59         @${.MAKE} -f ${MAKEFILE} V=override show-v
  60