Makefile revision 133161 
1# $FreeBSD: head/tools/build/make_check/Makefile 133161 2004-08-05 07:24:06Z harti $
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 || ${MAKE} failure
49	@echo "PASS: Test PATH_exists detected no regression."
50	@echo "Running test double_quotes"
51	@${MAKE} double_quotes || ${MAKE} failure
52	@echo "PASS: Test double_quotes detected no regression."
53	@echo "Running test double_quotes2"
54	@! ${MAKE} double_quotes2 >/dev/null 2>&1 && true || ${MAKE} failure
55	@echo "PASS: Test double_quotes2 detected no regression."
56	@echo "Running test pass_cmd_vars "
57	@${MAKE} pass_cmd_vars || ${MAKE} failure
58	@echo "PASS: Test pass_cmd_vars detected no regression."
59	@echo "Running test plus_flag "
60	@${MAKE} plus_flag || ${MAKE} failure
61	@echo "PASS: Test plus_flag detected no regression."
62
63.if make(double)
64# Doubly-defined targets.  make(1) will warn, but use the "right" one.  If it
65# switches to using the "non-right" one, it breaks things worse than a little
66# regression test.
67double:
68	@true
69
70double:
71	@false
72.endif
73
74.if make(sysvmatch)
75# Some versions of FreeBSD make(1) do not handle a nil LHS in sysvsubst.
76sysvmatch:
77	@echo EMPTY ${NIL:=foo} LHS | \
78		diff -u ${.CURDIR}/regress.sysvmatch.out - || false
79.endif
80
81# A bogus target for the lhs_expn test;  If this is reached, then the make(1)
82# program has not errored out because of the recursion caused by not expanding
83# the left-hand-side's embedded variables above.
84lhs_expn:
85	@true
86
87.if make(notdef)
88# make(1) claims to only evaluate a conditional as far as is necessary
89# to determine its value; that was not always the case.
90.undef notdef
91notdef:
92.if defined(notdef) && ${notdef:U}
93.endif
94.endif
95
96.if make(modifiers)
97# See if make(1) supports the C modifier.
98modifiers:
99	@if ${MAKE} -V .CURDIR:C/.// 2>&1 >/dev/null | \
100	    grep -q "Unknown modifier 'C'"; then \
101		false; \
102	fi
103.endif
104
105.if make(funny_targets)
106funny_targets: colons::target exclamation!target
107colons::target:
108exclamation!target: 
109.endif
110
111.if make(arith_expr)
112arith_expr:
113# See if arithmetic expression parsing is broken.
114# The different spacing below is intentional.
115VALUE=	0
116.if (${VALUE} < 0)||(${VALUE}>0)
117.endif
118.endif
119
120.if make(PATH_exists)
121PATH_exists:
122.PATH: ${.CURDIR}
123.if !exists(${.CURDIR}/) || !exists(${.CURDIR}/.) || !exists(${.CURDIR}/..)
124.error exists() failed
125.endif
126.endif
127
128.if make(double_quotes)
129VALUE=	foo ""
130double_quotes:
131.if ${VALUE:S/$//} != ${VALUE}
132.error "" reduced to "
133.endif
134.endif
135
136.if make(double_quotes2)
137double_quotes2:
138	@cat /dev/null ""
139.endif
140
141#
142# Check passing of variable via MAKEFLAGS
143#
144.if make(pass_cmd_vars)
145pass_cmd_vars:
146	@${MAKE} CMD1=cmd1 CMD2=cmd2 pass_cmd_vars_1
147	@${MAKE} CMD1=cmd1 CMD2=cmd2 pass_cmd_vars_2
148	@${MAKE} CMD1=cmd1 CMD2=cmd2 pass_cmd_vars_3
149	@${MAKE} CMD1=cmd1 CMD2=cmd2 pass_cmd_vars_4
150.endif
151
152.if make(pass_cmd_vars_1)
153# Check that the variable definition arrived from the calling make
154pass_cmd_vars_1:
155	@:
156
157.if ${CMD1} != cmd1 || ${CMD2} != cmd2
158.error "variables not passed through MAKEFLAGS"
159.endif
160
161# Check that the variable definition is in MAKEFLAGS
162.if ${.MAKEFLAGS:MCMD1=*} != "CMD1=cmd1" || ${.MAKEFLAGS:MCMD2=*} != "CMD2=cmd2"
163.error "variable assignment not found in $${MAKEFLAGS}"
164.endif
165
166# Check that the variable definition is not in MFLAGS
167.if ${MFLAGS:MCMD1=*} != "" || ${MFLAGS:MCMD2=*} != ""
168.error "variable assignment found in $${MFLAGS}"
169.endif
170.endif
171
172.if make(pass_cmd_vars_2)
173# Check that we cannot override the passed variables
174CMD1=foo1
175CMD2=foo2
176
177.if ${CMD1} != cmd1 || ${CMD2} != cmd2
178.error "MAKEFLAGS-passed variables overridden"
179.endif
180
181pass_cmd_vars_2:
182	@:
183.endif
184
185.if make(pass_cmd_vars_3)
186# Check that we can override the passed variables on the next sub-make's
187# command line
188
189pass_cmd_vars_3:
190	@${MAKE} CMD1=foo1 pass_cmd_vars_3_1
191.endif
192
193.if make(pass_cmd_vars_3_1)
194.if ${CMD1} != foo1 || ${CMD2} != cmd2
195.error "MAKEFLAGS-passed variables not overridden on command line"
196.endif
197pass_cmd_vars_3_1:
198	@:
199.endif
200
201.if make(pass_cmd_vars_4)
202# Ensure that a variable assignment passed via MAKEFLAGS may be overwritten
203# by evaluating the .MAKEFLAGS target.
204
205.MAKEFLAGS: CMD1=baz1
206
207pass_cmd_vars_4:
208	@:
209# The following does not yet work (see standards/57295)
210#	${MAKE} pass_cmd_vars_4_1
211
212.if ${CMD1} != baz1 || ${CMD2} != cmd2
213.error "MAKEFLAGS-passed variables not overridden via .MAKEFLAGS target"
214.endif
215
216.endif
217.if make(pass_cmd_vars_4_1)
218.if ${CMD1} != baz1 || ${CMD2} != cmd2
219.error "MAKEFLAGS-passed variables not overridden via .MAKEFLAGS target (2)"
220.endif
221pass_cmd_vars_4_1:
222	@:
223.endif
224
225#
226# Test whether make supports the '+' flag (meaning: execute even with -n)
227#
228.if make(plus_flag)
229OUT != ${MAKE} -n plus_flag_1
230.if ${OUT} != "/tmp"
231.error "make doesn't handle + flag"
232.endif
233plus_flag:
234	@:
235.endif
236.if make(plus_flag_1)
237plus_flag_1:
238	+@cd /tmp; pwd
239.endif
240
241failure:
242	@echo "FAIL: Test failed: regression detected.  See above."
243	@false
244