1 |
## oils_failures_allowed: 0
|
2 |
## compare_shells: dash bash mksh zsh
|
3 |
|
4 |
|
5 |
myfunc() { echo x; }
|
6 |
command -v echo
|
7 |
echo $?
|
8 |
|
9 |
command -v myfunc
|
10 |
echo $?
|
11 |
|
12 |
command -v nonexistent # doesn't print anything
|
13 |
echo nonexistent=$?
|
14 |
|
15 |
command -v '' # BUG FIX, shouldn't succeed
|
16 |
echo empty=$?
|
17 |
|
18 |
command -v for
|
19 |
echo $?
|
20 |
|
21 |
## STDOUT:
|
22 |
echo
|
23 |
0
|
24 |
myfunc
|
25 |
0
|
26 |
nonexistent=1
|
27 |
empty=1
|
28 |
for
|
29 |
0
|
30 |
## OK dash STDOUT:
|
31 |
echo
|
32 |
0
|
33 |
myfunc
|
34 |
0
|
35 |
nonexistent=127
|
36 |
empty=127
|
37 |
for
|
38 |
0
|
39 |
## END
|
40 |
|
41 |
|
42 |
# ALL FOUR SHELLS behave differently here!
|
43 |
#
|
44 |
# bash chooses to swallow the error! We agree with zsh if ANY word lookup
|
45 |
# fails, then the whole thing fails.
|
46 |
|
47 |
myfunc() { echo x; }
|
48 |
command -v echo myfunc ZZZ for
|
49 |
echo status=$?
|
50 |
|
51 |
## STDOUT:
|
52 |
echo
|
53 |
myfunc
|
54 |
for
|
55 |
status=1
|
56 |
## BUG bash STDOUT:
|
57 |
echo
|
58 |
myfunc
|
59 |
for
|
60 |
status=0
|
61 |
## BUG dash STDOUT:
|
62 |
echo
|
63 |
status=0
|
64 |
## OK mksh STDOUT:
|
65 |
echo
|
66 |
myfunc
|
67 |
status=1
|
68 |
## END
|
69 |
|
70 |
|
71 |
# PATH resolution is different
|
72 |
|
73 |
PATH="_tmp:$PATH"
|
74 |
touch _tmp/non-executable _tmp/executable
|
75 |
chmod +x _tmp/executable
|
76 |
|
77 |
command -v _tmp/non-executable
|
78 |
echo status=$?
|
79 |
|
80 |
command -v _tmp/executable
|
81 |
echo status=$?
|
82 |
|
83 |
## STDOUT:
|
84 |
status=1
|
85 |
_tmp/executable
|
86 |
status=0
|
87 |
## END
|
88 |
|
89 |
## BUG dash STDOUT:
|
90 |
_tmp/non-executable
|
91 |
status=0
|
92 |
_tmp/executable
|
93 |
status=0
|
94 |
## END
|
95 |
|
96 |
|
97 |
myfunc() { echo x; }
|
98 |
|
99 |
shopt -s expand_aliases
|
100 |
alias ll='ls -l'
|
101 |
|
102 |
backtick=\`
|
103 |
command -V ll | sed "s/$backtick/'/g"
|
104 |
echo status=$?
|
105 |
|
106 |
command -V echo
|
107 |
echo status=$?
|
108 |
|
109 |
command -V myfunc
|
110 |
echo status=$?
|
111 |
|
112 |
command -V nonexistent # doesn't print anything
|
113 |
echo status=$?
|
114 |
|
115 |
command -V for
|
116 |
echo status=$?
|
117 |
|
118 |
## STDOUT:
|
119 |
ll is an alias for "ls -l"
|
120 |
status=0
|
121 |
echo is a shell builtin
|
122 |
status=0
|
123 |
myfunc is a shell function
|
124 |
status=0
|
125 |
status=1
|
126 |
for is a shell keyword
|
127 |
status=0
|
128 |
## END
|
129 |
|
130 |
## OK zsh STDOUT:
|
131 |
ll is an alias for ls -l
|
132 |
status=0
|
133 |
echo is a shell builtin
|
134 |
status=0
|
135 |
myfunc is a shell function
|
136 |
status=0
|
137 |
nonexistent not found
|
138 |
status=1
|
139 |
for is a reserved word
|
140 |
status=0
|
141 |
## END
|
142 |
|
143 |
## OK bash STDOUT:
|
144 |
ll is aliased to 'ls -l'
|
145 |
status=0
|
146 |
echo is a shell builtin
|
147 |
status=0
|
148 |
myfunc is a function
|
149 |
myfunc ()
|
150 |
{
|
151 |
echo x
|
152 |
}
|
153 |
status=0
|
154 |
status=1
|
155 |
for is a shell keyword
|
156 |
status=0
|
157 |
## END
|
158 |
|
159 |
## OK mksh STDOUT:
|
160 |
ll is an alias for 'ls -l'
|
161 |
status=0
|
162 |
echo is a shell builtin
|
163 |
status=0
|
164 |
myfunc is a function
|
165 |
status=0
|
166 |
nonexistent not found
|
167 |
status=1
|
168 |
for is a reserved word
|
169 |
status=0
|
170 |
## END
|
171 |
|
172 |
## OK dash STDOUT:
|
173 |
ll is an alias for ls -l
|
174 |
status=0
|
175 |
echo is a shell builtin
|
176 |
status=0
|
177 |
myfunc is a shell function
|
178 |
status=0
|
179 |
nonexistent: not found
|
180 |
status=127
|
181 |
for is a shell keyword
|
182 |
status=0
|
183 |
## END
|
184 |
|
185 |
|
186 |
command -V nonexistent 2>err.txt
|
187 |
echo status=$?
|
188 |
fgrep -o 'nonexistent: not found' err.txt || true
|
189 |
|
190 |
## STDOUT:
|
191 |
status=1
|
192 |
nonexistent: not found
|
193 |
## END
|
194 |
|
195 |
## OK zsh/mksh STDOUT:
|
196 |
nonexistent not found
|
197 |
status=1
|
198 |
## END
|
199 |
|
200 |
## BUG dash STDOUT:
|
201 |
nonexistent: not found
|
202 |
status=127
|
203 |
## END
|
204 |
|
205 |
|
206 |
|
207 |
seq() {
|
208 |
echo "$@"
|
209 |
}
|
210 |
command # no-op
|
211 |
seq 3
|
212 |
command seq 3
|
213 |
# subshell shouldn't fork another process (but we don't have a good way of
|
214 |
# testing it)
|
215 |
( command seq 3 )
|
216 |
## STDOUT:
|
217 |
3
|
218 |
1
|
219 |
2
|
220 |
3
|
221 |
1
|
222 |
2
|
223 |
3
|
224 |
## END
|
225 |
|
226 |
|
227 |
command command seq 3
|
228 |
## STDOUT:
|
229 |
1
|
230 |
2
|
231 |
3
|
232 |
## END
|
233 |
## N-I zsh stdout-json: ""
|
234 |
## N-I zsh status: 127
|
235 |
|
236 |
|
237 |
seq() {
|
238 |
echo 3
|
239 |
}
|
240 |
command command -v seq
|
241 |
## stdout: seq
|
242 |
## N-I zsh stdout-json: ""
|
243 |
## N-I zsh status: 127
|
244 |
|
245 |
|
246 |
# Tests whether command -p overrides the path
|
247 |
# tr chosen because we need a simple non-builtin
|
248 |
mkdir -p $TMP/bin
|
249 |
echo "echo wrong" > $TMP/bin/tr
|
250 |
chmod +x $TMP/bin/tr
|
251 |
PATH="$TMP/bin:$PATH"
|
252 |
echo aaa | tr "a" "b"
|
253 |
echo aaa | command -p tr "a" "b"
|
254 |
rm $TMP/bin/tr
|
255 |
## STDOUT:
|
256 |
wrong
|
257 |
bbb
|
258 |
## END
|
259 |
|
260 |
|
261 |
mkdir -p $TMP/bin
|
262 |
echo "echo hello" > $TMP/bin/hello
|
263 |
chmod +x $TMP/bin/hello
|
264 |
export PATH=$TMP/bin
|
265 |
command -p hello
|
266 |
## status: 127
|
267 |
|
268 |
|
269 |
export PATH=''
|
270 |
command -p ls
|
271 |
## status: 0
|
272 |
|
273 |
|
274 |
|
275 |
type() { echo FUNCTION; }
|
276 |
type
|
277 |
s=$(command type echo)
|
278 |
echo $s | grep builtin > /dev/null
|
279 |
echo status=$?
|
280 |
## STDOUT:
|
281 |
FUNCTION
|
282 |
status=0
|
283 |
## END
|
284 |
## N-I zsh STDOUT:
|
285 |
FUNCTION
|
286 |
status=1
|
287 |
## END
|
288 |
## N-I mksh STDOUT:
|
289 |
status=1
|
290 |
## END
|
291 |
|
292 |
|
293 |
cd () { echo "hi"; }
|
294 |
cd
|
295 |
builtin cd / && pwd
|
296 |
unset -f cd
|
297 |
## STDOUT:
|
298 |
hi
|
299 |
/
|
300 |
## END
|
301 |
## N-I dash STDOUT:
|
302 |
hi
|
303 |
## END
|
304 |
|
305 |
|
306 |
builtin ls
|
307 |
## status: 1
|
308 |
## N-I dash status: 127
|
309 |
|
310 |
|
311 |
builtin
|
312 |
## status: 0
|
313 |
## N-I dash status: 127
|
314 |
|
315 |
|
316 |
builtin command echo hi
|
317 |
## status: 0
|
318 |
## stdout: hi
|
319 |
## N-I dash status: 127
|
320 |
## N-I dash stdout-json: ""
|
321 |
|
322 |
|
323 |
case $SH in dash) exit ;; esac
|
324 |
|
325 |
builtin typeset s=typeset
|
326 |
echo s=$s
|
327 |
|
328 |
builtin export s=export
|
329 |
echo s=$s
|
330 |
|
331 |
builtin readonly s=readonly
|
332 |
echo s=$s
|
333 |
|
334 |
echo --
|
335 |
|
336 |
builtin builtin typeset s2=typeset
|
337 |
echo s2=$s2
|
338 |
|
339 |
builtin builtin export s2=export
|
340 |
echo s2=$s2
|
341 |
|
342 |
builtin builtin readonly s2=readonly
|
343 |
echo s2=$s2
|
344 |
|
345 |
## STDOUT:
|
346 |
s=typeset
|
347 |
s=export
|
348 |
s=readonly
|
349 |
--
|
350 |
s2=typeset
|
351 |
s2=export
|
352 |
s2=readonly
|
353 |
## END
|
354 |
## N-I dash STDOUT:
|
355 |
## END
|
356 |
|
357 |
|
358 |
case $SH in dash|mksh) exit ;; esac
|
359 |
|
360 |
builtin declare s=declare
|
361 |
echo s=$s
|
362 |
|
363 |
f() {
|
364 |
builtin local s=local
|
365 |
echo s=$s
|
366 |
}
|
367 |
|
368 |
f
|
369 |
|
370 |
## STDOUT:
|
371 |
s=declare
|
372 |
s=local
|
373 |
## END
|
374 |
## N-I dash/mksh STDOUT:
|
375 |
## END
|
376 |
|
377 |
|
378 |
|
379 |
$SH -c 'builtin declare a=(x y)'
|
380 |
if test $? -ne 0; then
|
381 |
echo 'fail'
|
382 |
fi
|
383 |
|
384 |
$SH -c 'builtin declare -a a=(x y)'
|
385 |
if test $? -ne 0; then
|
386 |
echo 'fail'
|
387 |
fi
|
388 |
|
389 |
## STDOUT:
|
390 |
fail
|
391 |
fail
|
392 |
## END
|
393 |
|
394 |
## OK osh STDOUT:
|
395 |
## END
|
396 |
|
397 |
|
398 |
|
399 |
case $SH in zsh) exit ;; esac
|
400 |
|
401 |
# dash doesn't have declare typeset
|
402 |
|
403 |
command export c=export
|
404 |
echo c=$c
|
405 |
|
406 |
command readonly c=readonly
|
407 |
echo c=$c
|
408 |
|
409 |
echo --
|
410 |
|
411 |
command command export cc=export
|
412 |
echo cc=$cc
|
413 |
|
414 |
command command readonly cc=readonly
|
415 |
echo cc=$cc
|
416 |
|
417 |
## STDOUT:
|
418 |
c=export
|
419 |
c=readonly
|
420 |
--
|
421 |
cc=export
|
422 |
cc=readonly
|
423 |
## END
|
424 |
## N-I zsh STDOUT:
|
425 |
## END
|
426 |
|
427 |
|
428 |
|
429 |
f() {
|
430 |
command local s=local
|
431 |
echo s=$s
|
432 |
}
|
433 |
|
434 |
f
|
435 |
|
436 |
## STDOUT:
|
437 |
s=local
|
438 |
## END
|
439 |
## BUG dash/mksh/zsh STDOUT:
|
440 |
s=
|
441 |
## END
|
442 |
|
443 |
|
444 |
|
445 |
case $SH in dash|zsh) exit ;; esac
|
446 |
|
447 |
# dash doesn't have declare typeset
|
448 |
|
449 |
builtin command export bc=export
|
450 |
echo bc=$bc
|
451 |
|
452 |
builtin command readonly bc=readonly
|
453 |
echo bc=$bc
|
454 |
|
455 |
echo --
|
456 |
|
457 |
command builtin export cb=export
|
458 |
echo cb=$cb
|
459 |
|
460 |
command builtin readonly cb=readonly
|
461 |
echo cb=$cb
|
462 |
|
463 |
## STDOUT:
|
464 |
bc=export
|
465 |
bc=readonly
|
466 |
--
|
467 |
cb=export
|
468 |
cb=readonly
|
469 |
## END
|
470 |
## N-I dash/zsh STDOUT:
|
471 |
## END
|
472 |
|
473 |
|
474 |
case $SH in dash|zsh) exit ;; esac
|
475 |
|
476 |
b=builtin
|
477 |
c=command
|
478 |
e=export
|
479 |
r=readonly
|
480 |
|
481 |
$b $c export bc=export
|
482 |
echo bc=$bc
|
483 |
|
484 |
$b $c readonly bc=readonly
|
485 |
echo bc=$bc
|
486 |
|
487 |
echo --
|
488 |
|
489 |
$c $b export cb=export
|
490 |
echo cb=$cb
|
491 |
|
492 |
$c $b readonly cb=readonly
|
493 |
echo cb=$cb
|
494 |
|
495 |
echo --
|
496 |
|
497 |
$b $c $e bce=export
|
498 |
echo bce=$bce
|
499 |
|
500 |
$b $c $r bcr=readonly
|
501 |
echo bcr=$bcr
|
502 |
|
503 |
echo --
|
504 |
|
505 |
$c $b $e cbe=export
|
506 |
echo cbe=$cbe
|
507 |
|
508 |
$c $b $r cbr=readonly
|
509 |
echo cbr=$cbr
|
510 |
|
511 |
## STDOUT:
|
512 |
bc=export
|
513 |
bc=readonly
|
514 |
--
|
515 |
cb=export
|
516 |
cb=readonly
|
517 |
--
|
518 |
bce=export
|
519 |
bcr=readonly
|
520 |
--
|
521 |
cbe=export
|
522 |
cbr=readonly
|
523 |
## END
|
524 |
## N-I dash/zsh STDOUT:
|
525 |
## END
|
526 |
|
527 |
|
528 |
|
529 |
|
530 |
x='a b'
|
531 |
|
532 |
readonly y=$x
|
533 |
echo $x
|
534 |
|
535 |
command readonly z=$x
|
536 |
echo $z
|
537 |
|
538 |
## STDOUT:
|
539 |
a b
|
540 |
a b
|
541 |
## END
|
542 |
|
543 |
## BUG dash/bash STDOUT:
|
544 |
a b
|
545 |
a
|
546 |
## END
|
547 |
|
548 |
## N-I zsh STDOUT:
|
549 |
a b
|
550 |
|
551 |
## END
|
552 |
|
553 |
|
554 |
|
555 |
x='a b'
|
556 |
|
557 |
export y=$x
|
558 |
echo $y
|
559 |
|
560 |
builtin export z=$x
|
561 |
echo $z
|
562 |
|
563 |
## STDOUT:
|
564 |
a b
|
565 |
a b
|
566 |
## END
|
567 |
|
568 |
## BUG bash/mksh STDOUT:
|
569 |
a b
|
570 |
a
|
571 |
## END
|
572 |
|
573 |
## N-I dash STDOUT:
|
574 |
a
|
575 |
|
576 |
## END
|