varcmd.mk revision 1.3 1 # $Id: varcmd.mk,v 1.3 2017/12/08 03:36:42 sjg 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
61