Makefile revision 120676 
1# $FreeBSD: head/tools/build/make_check/Makefile 120676 2003-10-02 21:30:30Z ru $
2
3# Test for broken LHS expansion.
4# This *must* cause make(1) to detect a recursive variable, and fail as such.
5.if make(lhs_expn)
6FOO=		${BAR}
7BAR${NIL}=	${FOO}
8FOO${BAR}=	${FOO}
9.endif
10
11DATA1=	helllo
12DATA2:=	${DATA1}
13DATA3=	${DATA2:S/ll/rr/g}
14DATA4:=	${DATA2:S/ll/rr/g}
15DATA2?=	allo
16DATA5:= ${DATA2:S/ll/ii/g} ${DATA1:S/ll/rr/g}
17DATA2=	yello
18DATA1:=	${DATA5:S/l/r/g}
19NIL=
20
21all:
22	@echo "Running test variables"
23	@echo 1:${DATA1} 2:${DATA2} 3:${DATA3} 4:${DATA4} 5:${DATA5} | \
24		diff -u ${.CURDIR}/regress.variables.out - || ${MAKE} failure
25	@echo "PASS: Test variables detected no regression, output matches."
26	@echo "Running test targets"
27	@${MAKE} double 2>/dev/null || ${MAKE} failure
28	@echo "PASS: Test targets detected no regression."
29	@echo "Running test sysvmatch"
30	@${MAKE} sysvmatch || ${MAKE} failure
31	@echo "PASS: Test sysvmatch detected no regression."
32	@echo "Running test lhs_expn"
33	@! ${MAKE} lhs_expn && true || ${MAKE} failure
34	@echo "PASS: Test lhs_expn detected no regression."
35	@echo "Running test notdef"
36	@${MAKE} notdef || ${MAKE} failure
37	@echo "PASS: Test notdef detected no regression."
38	@echo "Running test modifiers"
39	@${MAKE} modifiers || ${MAKE} failure
40	@echo "PASS: Test modifiers detected no regression."
41	@echo "Running test funny_targets"
42	@${MAKE} funny_targets || ${MAKE} failure
43	@echo "PASS: Test funny_targets detected no regression."
44	@echo "Running test arith_expr"
45	@${MAKE} arith_expr || ${MAKE} failure
46	@echo "PASS: Test arith_expr detected no regression."
47	@echo "Running test PATH_exists"
48	@${MAKE} PATH_exists || ${MAKE} failure
49	@echo "PASS: Test PATH_exists detected no regression."
50
51.if make(double)
52# Doubly-defined targets.  make(1) will warn, but use the "right" one.  If it
53# switches to using the "non-right" one, it breaks things worse than a little
54# regression test.
55double:
56	@true
57
58double:
59	@false
60.endif
61
62.if make(sysvmatch)
63# Some versions of FreeBSD make(1) do not handle a nil LHS in sysvsubst.
64sysvmatch:
65	@echo EMPTY ${NIL:=foo} LHS | \
66		diff -u ${.CURDIR}/regress.sysvmatch.out - || false
67.endif
68
69# A bogus target for the lhs_expn test;  If this is reached, then the make(1)
70# program has not errored out because of the recursion caused by not expanding
71# the left-hand-side's embedded variables above.
72lhs_expn:
73	@true
74
75.if make(notdef)
76# make(1) claims to only evaluate a conditional as far as is necessary
77# to determine its value; that was not always the case.
78.undef notdef
79notdef:
80.if defined(notdef) && ${notdef:U}
81.endif
82.endif
83
84.if make(modifiers)
85# See if make(1) supports the C modifier.
86modifiers:
87	@if ${MAKE} -V .CURDIR:C/.// 2>&1 >/dev/null | \
88	    grep -q "Unknown modifier 'C'"; then \
89		false; \
90	fi
91.endif
92
93.if make(funny_targets)
94funny_targets: colons::target exclamation!target
95colons::target:
96exclamation!target: 
97.endif
98
99.if make(arith_expr)
100arith_expr:
101# See if arithmetic expression parsing is broken.
102# The different spacing below is intentional.
103VALUE=	0
104.if (${VALUE} < 0)||(${VALUE}>0)
105.endif
106.endif
107
108.if make(PATH_exists)
109PATH_exists:
110.PATH: ${.CURDIR}
111.if !exists(${.CURDIR}/) || !exists(${.CURDIR}/.) || !exists(${.CURDIR}/..)
112.error exists() failed
113.endif
114.endif
115
116failure:
117	@echo "FAIL: Test failed: regression detected.  See above."
118	@false
119