xref: /freebsd/contrib/bmake/unit-tests/moderrs.mk (revision 6a7405f5a6b639682cacf01e35d561411ff556aa) 
1# $NetBSD: moderrs.mk,v 1.41 2024/08/29 20:20:36 rillig Exp $
2#
3# various modifier error tests
4
5VAR=		TheVariable
6# in case we have to change it ;-)
7MOD_UNKN=	Z
8MOD_TERM=	S,V,v
9MOD_S:=		${MOD_TERM},
10
11FIB=	1 1 2 3 5 8 13 21 34
12
13all:	mod-unknown-direct mod-unknown-indirect
14all:	unclosed-direct unclosed-indirect
15all:	unfinished-indirect unfinished-loop-{1,2,3}
16all:	loop-close-{1,2}
17all:	words-{1,2,3}
18all:	exclam-{1,2}
19all:	mod-subst-delimiter-{1,2,3,4,5,6,7}
20all:	mod-regex-delimiter-{1,2,3,4,5,6,7}
21all:	mod-ts-parse-{1,2,3,4,5}
22all:	mod-t-parse-{1,2,3,4}
23all:	mod-ifelse-parse-{1,2,3,4,5}
24all:	mod-remember-parse
25all:	mod-sysv-parse-{1,2,3,4}
26
27mod-unknown-direct:
28# expect: make: Unknown modifier "Z"
29	@echo 'VAR:Z=before-${VAR:Z}-after'
30
31mod-unknown-indirect:
32# expect: make: Unknown modifier "Z"
33	@echo 'VAR:${MOD_UNKN}=before-${VAR:${MOD_UNKN}:inner}-after'
34
35unclosed-direct:
36# expect: make: Unclosed expression, expecting '}' for modifier "S,V,v,"
37	@echo VAR:S,V,v,=${VAR:S,V,v,
38
39unclosed-indirect:
40# expect: make: Unclosed expression after indirect modifier, expecting '}'
41	@echo VAR:${MOD_TERM},=${VAR:${MOD_S}
42
43unfinished-indirect:
44# expect: make: Unfinished modifier (',' missing)
45	-@echo "VAR:${MOD_TERM}=${VAR:${MOD_TERM}}"
46
47unfinished-loop-1:
48# expect: make: Unfinished modifier ('@' missing)
49	@echo ${UNDEF:U1 2 3:@var}
50unfinished-loop-2:
51# expect: make: Unfinished modifier ('@' missing)
52	@echo ${UNDEF:U1 2 3:@var@...}
53unfinished-loop-3:
54	@echo ${UNDEF:U1 2 3:@var@${var}@}
55
56# The closing brace after the ${var} is part of the replacement string.
57# In ParseModifierPart, braces and parentheses don't have to be balanced.
58# This is contrary to the :M, :N modifiers, where both parentheses and
59# braces must be balanced.
60# This is also contrary to the SysV modifier, where only the actually
61# used delimiter (either braces or parentheses) must be balanced.
62loop-close-1:
63# expect: make: Unclosed expression, expecting '}' for modifier "@var@${var}}...@"
64	@echo ${UNDEF:U1 2 3:@var@${var}}...@
65loop-close-2:
66	@echo ${UNDEF:U1 2 3:@var@${var}}...@}
67
68words-1:
69# expect: make: Unfinished modifier (']' missing)
70	@echo ${UNDEF:U1 2 3:[}
71words-2:
72# expect: make: Unfinished modifier (']' missing)
73	@echo ${UNDEF:U1 2 3:[#}
74
75words-3:
76	# out of bounds => empty
77	@echo 13=${UNDEF:U1 2 3:[13]}
78
79	# Word index out of bounds.
80	#
81	# Until 2020-11-01, the behavior in this case depended upon the size
82	# of unsigned long.
83	#
84	# On LP64I32, strtol returns LONG_MAX, which was then truncated to
85	# int (undefined behavior), typically resulting in -1.  This -1 was
86	# interpreted as "the last word".
87	#
88	# On ILP32, strtol returns LONG_MAX, which is a large number.  This
89	# resulted in a range from LONG_MAX - 1 to 3, which was empty.
90	#
91	# Since 2020-11-01, the numeric overflow is detected and generates an
92	# error.  In the remainder of the text, the '$,' is no longer parsed
93	# as part of a variable modifier, where it would have been interpreted
94	# as an anchor to the :S modifier, but as a normal variable named ','.
95	# That variable is undefined, resulting in an empty string.
96	@echo 12345=${UNDEF:U1 2 3:[123451234512345123451234512345]:S,^$,ok,:S,^3$,ok,}
97
98exclam-1:
99# expect: make: Unfinished modifier ('!' missing)
100	@echo ${VARNAME:!echo}
101	# When the final exclamation mark is missing, there is no
102	# fallback to the SysV substitution modifier.
103	# If there were a fallback, the output would be "exclam",
104	# and the above would have produced an "Unknown modifier '!'".
105exclam-2:
106# expect: make: Unfinished modifier ('!' missing)
107	@echo ${!:L:!=exclam}
108
109mod-subst-delimiter-1:
110# expect: make: Missing delimiter for modifier ':S'
111	@echo 1: ${VAR:S
112mod-subst-delimiter-2:
113# expect: make: Unfinished modifier (',' missing)
114	@echo 2: ${VAR:S,
115mod-subst-delimiter-3:
116# expect: make: Unfinished modifier (',' missing)
117	@echo 3: ${VAR:S,from
118mod-subst-delimiter-4:
119# expect: make: Unfinished modifier (',' missing)
120	@echo 4: ${VAR:S,from,
121mod-subst-delimiter-5:
122# expect: make: Unfinished modifier (',' missing)
123	@echo 5: ${VAR:S,from,to
124mod-subst-delimiter-6:
125# expect: make: Unclosed expression, expecting '}' for modifier "S,from,to,"
126	@echo 6: ${VAR:S,from,to,
127mod-subst-delimiter-7:
128	@echo 7: ${VAR:S,from,to,}
129
130mod-regex-delimiter-1:
131# expect: make: Missing delimiter for modifier ':C'
132	@echo 1: ${VAR:C
133mod-regex-delimiter-2:
134# expect: make: Unfinished modifier (',' missing)
135	@echo 2: ${VAR:C,
136mod-regex-delimiter-3:
137# expect: make: Unfinished modifier (',' missing)
138	@echo 3: ${VAR:C,from
139mod-regex-delimiter-4:
140# expect: make: Unfinished modifier (',' missing)
141	@echo 4: ${VAR:C,from,
142mod-regex-delimiter-5:
143# expect: make: Unfinished modifier (',' missing)
144	@echo 5: ${VAR:C,from,to
145mod-regex-delimiter-6:
146# expect: make: Unclosed expression, expecting '}' for modifier "C,from,to,"
147	@echo 6: ${VAR:C,from,to,
148mod-regex-delimiter-7:
149	@echo 7: ${VAR:C,from,to,}
150
151mod-ts-parse-1:
152	@echo ${FIB:ts}
153mod-ts-parse-2:
154	@echo ${FIB:ts\65}	# octal 065 == U+0035 == '5'
155mod-ts-parse-3:
156# expect: make: Bad modifier ":ts\65oct"
157	@echo ${FIB:ts\65oct}	# bad modifier
158mod-ts-parse-4:
159# expect: make: Bad modifier ":ts\65oct"
160	@echo ${:U${FIB}:ts\65oct} # bad modifier, variable name is ""
161mod-ts-parse-5:
162# expect: make: Bad modifier ":tsxy"
163	@echo ${FIB:tsxy}	# modifier too long
164
165mod-t-parse-1:
166# expect: make: Bad modifier ":t"
167	@echo ${FIB:t
168mod-t-parse-2:
169# expect: make: Bad modifier ":txy"
170	@echo ${FIB:txy}
171mod-t-parse-3:
172# expect: make: Bad modifier ":t"
173	@echo ${FIB:t}
174mod-t-parse-4:
175# expect: make: Bad modifier ":t"
176	@echo ${FIB:t:M*}
177
178mod-ifelse-parse-1:
179# expect: make: Unfinished modifier (':' missing)
180	@echo ${FIB:?
181mod-ifelse-parse-2:
182# expect: make: Unfinished modifier (':' missing)
183	@echo ${FIB:?then
184mod-ifelse-parse-3:
185# expect: make: Unfinished modifier ('}' missing)
186	@echo ${FIB:?then:
187mod-ifelse-parse-4:
188# expect: make: Unfinished modifier ('}' missing)
189	@echo ${FIB:?then:else
190mod-ifelse-parse-5:
191	@echo ${FIB:?then:else}
192
193mod-remember-parse:
194	@echo ${FIB:_}		# ok
195# expect: make: Unknown modifier "__"
196	@echo ${FIB:__}		# modifier name too long
197
198mod-sysv-parse-1:
199# expect: make: Unknown modifier "3"
200# expect: make: Unclosed expression, expecting '}' for modifier "3"
201	@echo ${FIB:3
202mod-sysv-parse-2:
203# expect: make: Unknown modifier "3="
204# expect: make: Unclosed expression, expecting '}' for modifier "3="
205	@echo ${FIB:3=
206mod-sysv-parse-3:
207# expect: make: Unknown modifier "3=x3"
208# expect: make: Unclosed expression, expecting '}' for modifier "3=x3"
209	@echo ${FIB:3=x3
210mod-sysv-parse-4:
211	@echo ${FIB:3=x3}	# ok
212