Annotation of /tags/mkinitrd-6_3_1/busybox/findutils/find.c
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Sun May 30 11:32:42 2010 UTC (14 years, 3 months ago) by niro
Original Path: trunk/mkinitrd-magellan/busybox/findutils/find.c
File MIME type: text/plain
File size: 25896 byte(s)
Sun May 30 11:32:42 2010 UTC (14 years, 3 months ago) by niro
Original Path: trunk/mkinitrd-magellan/busybox/findutils/find.c
File MIME type: text/plain
File size: 25896 byte(s)
-updated to busybox-1.16.1 and enabled blkid/uuid support in default config
1 | niro | 532 | /* vi: set sw=4 ts=4: */ |
2 | /* | ||
3 | * Mini find implementation for busybox | ||
4 | * | ||
5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> | ||
6 | * | ||
7 | * Reworked by David Douthitt <n9ubh@callsign.net> and | ||
8 | * Matt Kraai <kraai@alumni.carnegiemellon.edu>. | ||
9 | * | ||
10 | * Licensed under the GPL version 2, see the file LICENSE in this tarball. | ||
11 | */ | ||
12 | |||
13 | /* findutils-4.1.20: | ||
14 | * | ||
15 | * # find file.txt -exec 'echo {}' '{} {}' ';' | ||
16 | * find: echo file.txt: No such file or directory | ||
17 | * # find file.txt -exec 'echo' '{} {}' '; ' | ||
18 | * find: missing argument to `-exec' | ||
19 | * # find file.txt -exec 'echo {}' '{} {}' ';' junk | ||
20 | * find: paths must precede expression | ||
21 | * # find file.txt -exec 'echo {}' '{} {}' ';' junk ';' | ||
22 | * find: paths must precede expression | ||
23 | * # find file.txt -exec 'echo' '{} {}' ';' | ||
24 | * file.txt file.txt | ||
25 | * (strace: execve("/bin/echo", ["echo", "file.txt file.txt"], [ 30 vars ])) | ||
26 | * # find file.txt -exec 'echo' '{} {}' ';' -print -exec pwd ';' | ||
27 | * file.txt file.txt | ||
28 | * file.txt | ||
29 | * /tmp | ||
30 | * # find -name '*.c' -o -name '*.h' | ||
31 | * [shows files, *.c and *.h intermixed] | ||
32 | * # find file.txt -name '*f*' -o -name '*t*' | ||
33 | * file.txt | ||
34 | * # find file.txt -name '*z*' -o -name '*t*' | ||
35 | * file.txt | ||
36 | * # find file.txt -name '*f*' -o -name '*z*' | ||
37 | * file.txt | ||
38 | * | ||
39 | * # find t z -name '*t*' -print -o -name '*z*' | ||
40 | * t | ||
41 | * # find t z t z -name '*t*' -o -name '*z*' -print | ||
42 | * z | ||
43 | * z | ||
44 | * # find t z t z '(' -name '*t*' -o -name '*z*' ')' -o -print | ||
45 | * (no output) | ||
46 | */ | ||
47 | |||
48 | niro | 816 | /* Testing script |
49 | * ./busybox find "$@" | tee /tmp/bb_find | ||
50 | * echo ================== | ||
51 | * /path/to/gnu/find "$@" | tee /tmp/std_find | ||
52 | * echo ================== | ||
53 | * diff -u /tmp/std_find /tmp/bb_find && echo Identical | ||
54 | */ | ||
55 | |||
56 | niro | 532 | #include <fnmatch.h> |
57 | niro | 816 | #include "libbb.h" |
58 | #if ENABLE_FEATURE_FIND_REGEX | ||
59 | #include "xregex.h" | ||
60 | #endif | ||
61 | niro | 532 | |
62 | niro | 816 | /* This is a NOEXEC applet. Be very careful! */ |
63 | |||
64 | |||
65 | niro | 984 | typedef int (*action_fp)(const char *fileName, const struct stat *statbuf, void *) FAST_FUNC; |
66 | niro | 532 | |
67 | typedef struct { | ||
68 | action_fp f; | ||
69 | niro | 816 | #if ENABLE_FEATURE_FIND_NOT |
70 | bool invert; | ||
71 | #endif | ||
72 | niro | 532 | } action; |
73 | |||
74 | niro | 984 | #define ACTS(name, ...) typedef struct { action a; __VA_ARGS__ } action_##name; |
75 | #define ACTF(name) \ | ||
76 | static int FAST_FUNC func_##name(const char *fileName UNUSED_PARAM, \ | ||
77 | const struct stat *statbuf UNUSED_PARAM, \ | ||
78 | action_##name* ap UNUSED_PARAM) | ||
79 | niro | 532 | |
80 | niro | 984 | ACTS(print) |
81 | ACTS(name, const char *pattern; bool iname;) | ||
82 | IF_FEATURE_FIND_PATH( ACTS(path, const char *pattern;)) | ||
83 | IF_FEATURE_FIND_REGEX( ACTS(regex, regex_t compiled_pattern;)) | ||
84 | IF_FEATURE_FIND_PRINT0( ACTS(print0)) | ||
85 | IF_FEATURE_FIND_TYPE( ACTS(type, int type_mask;)) | ||
86 | IF_FEATURE_FIND_PERM( ACTS(perm, char perm_char; mode_t perm_mask;)) | ||
87 | IF_FEATURE_FIND_MTIME( ACTS(mtime, char mtime_char; unsigned mtime_days;)) | ||
88 | IF_FEATURE_FIND_MMIN( ACTS(mmin, char mmin_char; unsigned mmin_mins;)) | ||
89 | IF_FEATURE_FIND_NEWER( ACTS(newer, time_t newer_mtime;)) | ||
90 | IF_FEATURE_FIND_INUM( ACTS(inum, ino_t inode_num;)) | ||
91 | IF_FEATURE_FIND_USER( ACTS(user, uid_t uid;)) | ||
92 | IF_FEATURE_FIND_SIZE( ACTS(size, char size_char; off_t size;)) | ||
93 | IF_FEATURE_FIND_CONTEXT(ACTS(context, security_context_t context;)) | ||
94 | IF_FEATURE_FIND_PAREN( ACTS(paren, action ***subexpr;)) | ||
95 | IF_FEATURE_FIND_PRUNE( ACTS(prune)) | ||
96 | IF_FEATURE_FIND_DELETE( ACTS(delete)) | ||
97 | IF_FEATURE_FIND_EXEC( ACTS(exec, char **exec_argv; unsigned *subst_count; int exec_argc;)) | ||
98 | IF_FEATURE_FIND_GROUP( ACTS(group, gid_t gid;)) | ||
99 | IF_FEATURE_FIND_LINKS( ACTS(links, char links_char; int links_count;)) | ||
100 | |||
101 | struct globals { | ||
102 | IF_FEATURE_FIND_XDEV(dev_t *xdev_dev;) | ||
103 | IF_FEATURE_FIND_XDEV(int xdev_count;) | ||
104 | action ***actions; | ||
105 | bool need_print; | ||
106 | recurse_flags_t recurse_flags; | ||
107 | }; | ||
108 | #define G (*(struct globals*)&bb_common_bufsiz1) | ||
109 | #define INIT_G() do { \ | ||
110 | struct G_sizecheck { \ | ||
111 | char G_sizecheck[sizeof(G) > COMMON_BUFSIZE ? -1 : 1]; \ | ||
112 | }; \ | ||
113 | /* we have to zero it out because of NOEXEC */ \ | ||
114 | memset(&G, 0, offsetof(struct globals, need_print)); \ | ||
115 | G.need_print = 1; \ | ||
116 | G.recurse_flags = ACTION_RECURSE; \ | ||
117 | } while (0) | ||
118 | |||
119 | niro | 532 | #if ENABLE_FEATURE_FIND_EXEC |
120 | niro | 816 | static unsigned count_subst(const char *str) |
121 | niro | 532 | { |
122 | niro | 816 | unsigned count = 0; |
123 | while ((str = strstr(str, "{}")) != NULL) { | ||
124 | niro | 532 | count++; |
125 | str++; | ||
126 | } | ||
127 | return count; | ||
128 | } | ||
129 | |||
130 | |||
131 | niro | 816 | static char* subst(const char *src, unsigned count, const char* filename) |
132 | niro | 532 | { |
133 | char *buf, *dst, *end; | ||
134 | niro | 816 | size_t flen = strlen(filename); |
135 | niro | 532 | /* we replace each '{}' with filename: growth by strlen-2 */ |
136 | buf = dst = xmalloc(strlen(src) + count*(flen-2) + 1); | ||
137 | while ((end = strstr(src, "{}"))) { | ||
138 | memcpy(dst, src, end - src); | ||
139 | dst += end - src; | ||
140 | src = end + 2; | ||
141 | memcpy(dst, filename, flen); | ||
142 | dst += flen; | ||
143 | } | ||
144 | strcpy(dst, src); | ||
145 | return buf; | ||
146 | } | ||
147 | #endif | ||
148 | |||
149 | niro | 816 | /* Return values of ACTFs ('action functions') are a bit mask: |
150 | * bit 1=1: prune (use SKIP constant for setting it) | ||
151 | * bit 0=1: matched successfully (TRUE) | ||
152 | */ | ||
153 | niro | 532 | |
154 | niro | 984 | static int exec_actions(action ***appp, const char *fileName, const struct stat *statbuf) |
155 | niro | 532 | { |
156 | int cur_group; | ||
157 | int cur_action; | ||
158 | niro | 816 | int rc = 0; |
159 | niro | 532 | action **app, *ap; |
160 | |||
161 | niro | 816 | /* "action group" is a set of actions ANDed together. |
162 | * groups are ORed together. | ||
163 | * We simply evaluate each group until we find one in which all actions | ||
164 | * succeed. */ | ||
165 | |||
166 | /* -prune is special: if it is encountered, then we won't | ||
167 | * descend into current directory. It doesn't matter whether | ||
168 | * action group (in which -prune sits) will succeed or not: | ||
169 | * find * -prune -name 'f*' -o -name 'm*' -- prunes every dir | ||
170 | * find * -name 'f*' -o -prune -name 'm*' -- prunes all dirs | ||
171 | * not starting with 'f' */ | ||
172 | |||
173 | /* We invert TRUE bit (bit 0). Now 1 there means 'failure'. | ||
174 | * and bitwise OR in "rc |= TRUE ^ ap->f()" will: | ||
175 | * (1) make SKIP (-prune) bit stick; and (2) detect 'failure'. | ||
176 | * On return, bit is restored. */ | ||
177 | |||
178 | niro | 532 | cur_group = -1; |
179 | niro | 984 | while ((app = appp[++cur_group]) != NULL) { |
180 | niro | 816 | rc &= ~TRUE; /* 'success' so far, clear TRUE bit */ |
181 | niro | 532 | cur_action = -1; |
182 | niro | 816 | while (1) { |
183 | niro | 532 | ap = app[++cur_action]; |
184 | niro | 816 | if (!ap) /* all actions in group were successful */ |
185 | return rc ^ TRUE; /* restore TRUE bit */ | ||
186 | rc |= TRUE ^ ap->f(fileName, statbuf, ap); | ||
187 | #if ENABLE_FEATURE_FIND_NOT | ||
188 | if (ap->invert) rc ^= TRUE; | ||
189 | #endif | ||
190 | if (rc & TRUE) /* current group failed, try next */ | ||
191 | break; | ||
192 | niro | 532 | } |
193 | } | ||
194 | niro | 816 | return rc ^ TRUE; /* restore TRUE bit */ |
195 | niro | 532 | } |
196 | |||
197 | |||
198 | ACTF(name) | ||
199 | { | ||
200 | niro | 816 | const char *tmp = bb_basename(fileName); |
201 | if (tmp != fileName && !*tmp) { /* "foo/bar/". Oh no... go back to 'b' */ | ||
202 | tmp--; | ||
203 | while (tmp != fileName && *--tmp != '/') | ||
204 | continue; | ||
205 | if (*tmp == '/') | ||
206 | tmp++; | ||
207 | } | ||
208 | return fnmatch(ap->pattern, tmp, FNM_PERIOD | (ap->iname ? FNM_CASEFOLD : 0)) == 0; | ||
209 | niro | 532 | } |
210 | niro | 816 | |
211 | #if ENABLE_FEATURE_FIND_PATH | ||
212 | ACTF(path) | ||
213 | { | ||
214 | return fnmatch(ap->pattern, fileName, 0) == 0; | ||
215 | } | ||
216 | #endif | ||
217 | #if ENABLE_FEATURE_FIND_REGEX | ||
218 | ACTF(regex) | ||
219 | { | ||
220 | regmatch_t match; | ||
221 | if (regexec(&ap->compiled_pattern, fileName, 1, &match, 0 /*eflags*/)) | ||
222 | return 0; /* no match */ | ||
223 | if (match.rm_so) | ||
224 | return 0; /* match doesn't start at pos 0 */ | ||
225 | if (fileName[match.rm_eo]) | ||
226 | return 0; /* match doesn't end exactly at end of pathname */ | ||
227 | return 1; | ||
228 | } | ||
229 | #endif | ||
230 | niro | 532 | #if ENABLE_FEATURE_FIND_TYPE |
231 | ACTF(type) | ||
232 | { | ||
233 | return ((statbuf->st_mode & S_IFMT) == ap->type_mask); | ||
234 | } | ||
235 | #endif | ||
236 | #if ENABLE_FEATURE_FIND_PERM | ||
237 | ACTF(perm) | ||
238 | { | ||
239 | niro | 816 | /* -perm +mode: at least one of perm_mask bits are set */ |
240 | if (ap->perm_char == '+') | ||
241 | return (statbuf->st_mode & ap->perm_mask) != 0; | ||
242 | /* -perm -mode: all of perm_mask are set */ | ||
243 | if (ap->perm_char == '-') | ||
244 | return (statbuf->st_mode & ap->perm_mask) == ap->perm_mask; | ||
245 | /* -perm mode: file mode must match perm_mask */ | ||
246 | return (statbuf->st_mode & 07777) == ap->perm_mask; | ||
247 | niro | 532 | } |
248 | #endif | ||
249 | #if ENABLE_FEATURE_FIND_MTIME | ||
250 | ACTF(mtime) | ||
251 | { | ||
252 | time_t file_age = time(NULL) - statbuf->st_mtime; | ||
253 | niro | 816 | time_t mtime_secs = ap->mtime_days * 24*60*60; |
254 | if (ap->mtime_char == '+') | ||
255 | return file_age >= mtime_secs + 24*60*60; | ||
256 | if (ap->mtime_char == '-') | ||
257 | return file_age < mtime_secs; | ||
258 | /* just numeric mtime */ | ||
259 | return file_age >= mtime_secs && file_age < (mtime_secs + 24*60*60); | ||
260 | niro | 532 | } |
261 | #endif | ||
262 | #if ENABLE_FEATURE_FIND_MMIN | ||
263 | ACTF(mmin) | ||
264 | { | ||
265 | time_t file_age = time(NULL) - statbuf->st_mtime; | ||
266 | time_t mmin_secs = ap->mmin_mins * 60; | ||
267 | niro | 816 | if (ap->mmin_char == '+') |
268 | return file_age >= mmin_secs + 60; | ||
269 | if (ap->mmin_char == '-') | ||
270 | return file_age < mmin_secs; | ||
271 | /* just numeric mmin */ | ||
272 | return file_age >= mmin_secs && file_age < (mmin_secs + 60); | ||
273 | niro | 532 | } |
274 | #endif | ||
275 | #if ENABLE_FEATURE_FIND_NEWER | ||
276 | ACTF(newer) | ||
277 | { | ||
278 | niro | 816 | return (ap->newer_mtime < statbuf->st_mtime); |
279 | niro | 532 | } |
280 | #endif | ||
281 | #if ENABLE_FEATURE_FIND_INUM | ||
282 | ACTF(inum) | ||
283 | { | ||
284 | niro | 816 | return (statbuf->st_ino == ap->inode_num); |
285 | niro | 532 | } |
286 | #endif | ||
287 | #if ENABLE_FEATURE_FIND_EXEC | ||
288 | ACTF(exec) | ||
289 | { | ||
290 | int i, rc; | ||
291 | niro | 984 | #if ENABLE_USE_PORTABLE_CODE |
292 | char **argv = alloca(sizeof(char*) * (ap->exec_argc + 1)); | ||
293 | #else /* gcc 4.3.1 generates smaller code: */ | ||
294 | niro | 816 | char *argv[ap->exec_argc + 1]; |
295 | niro | 984 | #endif |
296 | niro | 532 | for (i = 0; i < ap->exec_argc; i++) |
297 | argv[i] = subst(ap->exec_argv[i], ap->subst_count[i], fileName); | ||
298 | argv[i] = NULL; /* terminate the list */ | ||
299 | niro | 816 | |
300 | rc = spawn_and_wait(argv); | ||
301 | if (rc < 0) | ||
302 | bb_simple_perror_msg(argv[0]); | ||
303 | |||
304 | i = 0; | ||
305 | while (argv[i]) | ||
306 | free(argv[i++]); | ||
307 | return rc == 0; /* return 1 if exitcode 0 */ | ||
308 | niro | 532 | } |
309 | #endif | ||
310 | niro | 816 | #if ENABLE_FEATURE_FIND_USER |
311 | ACTF(user) | ||
312 | { | ||
313 | return (statbuf->st_uid == ap->uid); | ||
314 | } | ||
315 | #endif | ||
316 | #if ENABLE_FEATURE_FIND_GROUP | ||
317 | ACTF(group) | ||
318 | { | ||
319 | return (statbuf->st_gid == ap->gid); | ||
320 | } | ||
321 | #endif | ||
322 | niro | 532 | #if ENABLE_FEATURE_FIND_PRINT0 |
323 | ACTF(print0) | ||
324 | { | ||
325 | printf("%s%c", fileName, '\0'); | ||
326 | return TRUE; | ||
327 | } | ||
328 | #endif | ||
329 | ACTF(print) | ||
330 | { | ||
331 | puts(fileName); | ||
332 | return TRUE; | ||
333 | } | ||
334 | niro | 816 | #if ENABLE_FEATURE_FIND_PAREN |
335 | niro | 532 | ACTF(paren) |
336 | { | ||
337 | return exec_actions(ap->subexpr, fileName, statbuf); | ||
338 | } | ||
339 | niro | 816 | #endif |
340 | #if ENABLE_FEATURE_FIND_SIZE | ||
341 | ACTF(size) | ||
342 | { | ||
343 | if (ap->size_char == '+') | ||
344 | return statbuf->st_size > ap->size; | ||
345 | if (ap->size_char == '-') | ||
346 | return statbuf->st_size < ap->size; | ||
347 | return statbuf->st_size == ap->size; | ||
348 | } | ||
349 | #endif | ||
350 | #if ENABLE_FEATURE_FIND_PRUNE | ||
351 | niro | 532 | /* |
352 | * -prune: if -depth is not given, return true and do not descend | ||
353 | * current dir; if -depth is given, return false with no effect. | ||
354 | * Example: | ||
355 | * find dir -name 'asm-*' -prune -o -name '*.[chS]' -print | ||
356 | */ | ||
357 | ACTF(prune) | ||
358 | { | ||
359 | niro | 816 | return SKIP + TRUE; |
360 | niro | 532 | } |
361 | niro | 816 | #endif |
362 | #if ENABLE_FEATURE_FIND_DELETE | ||
363 | ACTF(delete) | ||
364 | niro | 532 | { |
365 | niro | 816 | int rc; |
366 | if (S_ISDIR(statbuf->st_mode)) { | ||
367 | rc = rmdir(fileName); | ||
368 | } else { | ||
369 | rc = unlink(fileName); | ||
370 | } | ||
371 | if (rc < 0) | ||
372 | bb_simple_perror_msg(fileName); | ||
373 | return TRUE; | ||
374 | niro | 532 | } |
375 | #endif | ||
376 | niro | 816 | #if ENABLE_FEATURE_FIND_CONTEXT |
377 | ACTF(context) | ||
378 | { | ||
379 | security_context_t con; | ||
380 | int rc; | ||
381 | niro | 532 | |
382 | niro | 984 | if (G.recurse_flags & ACTION_FOLLOWLINKS) { |
383 | niro | 816 | rc = getfilecon(fileName, &con); |
384 | } else { | ||
385 | rc = lgetfilecon(fileName, &con); | ||
386 | } | ||
387 | if (rc < 0) | ||
388 | return FALSE; | ||
389 | rc = strcmp(ap->context, con); | ||
390 | freecon(con); | ||
391 | return rc == 0; | ||
392 | } | ||
393 | #endif | ||
394 | niro | 984 | #if ENABLE_FEATURE_FIND_LINKS |
395 | ACTF(links) | ||
396 | { | ||
397 | switch(ap->links_char) { | ||
398 | case '-' : return (statbuf->st_nlink < ap->links_count); | ||
399 | case '+' : return (statbuf->st_nlink > ap->links_count); | ||
400 | default: return (statbuf->st_nlink == ap->links_count); | ||
401 | } | ||
402 | } | ||
403 | #endif | ||
404 | niro | 532 | |
405 | niro | 816 | static int FAST_FUNC fileAction(const char *fileName, |
406 | struct stat *statbuf, | ||
407 | niro | 984 | void *userData IF_NOT_FEATURE_FIND_MAXDEPTH(UNUSED_PARAM), |
408 | int depth IF_NOT_FEATURE_FIND_MAXDEPTH(UNUSED_PARAM)) | ||
409 | niro | 532 | { |
410 | niro | 984 | int r; |
411 | niro | 816 | #if ENABLE_FEATURE_FIND_MAXDEPTH |
412 | niro | 984 | #define minmaxdepth ((int*)userData) |
413 | niro | 816 | |
414 | niro | 984 | if (depth < minmaxdepth[0]) |
415 | return TRUE; /* skip this, continue recursing */ | ||
416 | if (depth > minmaxdepth[1]) | ||
417 | return SKIP; /* stop recursing */ | ||
418 | niro | 816 | #endif |
419 | |||
420 | niro | 984 | r = exec_actions(G.actions, fileName, statbuf); |
421 | /* Had no explicit -print[0] or -exec? then print */ | ||
422 | if ((r & TRUE) && G.need_print) | ||
423 | puts(fileName); | ||
424 | |||
425 | #if ENABLE_FEATURE_FIND_MAXDEPTH | ||
426 | if (S_ISDIR(statbuf->st_mode)) { | ||
427 | if (depth == minmaxdepth[1]) | ||
428 | return SKIP; | ||
429 | } | ||
430 | #endif | ||
431 | niro | 816 | #if ENABLE_FEATURE_FIND_XDEV |
432 | niro | 984 | /* -xdev stops on mountpoints, but AFTER mountpoit itself |
433 | * is processed as usual */ | ||
434 | if (S_ISDIR(statbuf->st_mode)) { | ||
435 | if (G.xdev_count) { | ||
436 | int i; | ||
437 | for (i = 0; i < G.xdev_count; i++) { | ||
438 | if (G.xdev_dev[i] == statbuf->st_dev) | ||
439 | goto found; | ||
440 | } | ||
441 | return SKIP; | ||
442 | found: ; | ||
443 | niro | 532 | } |
444 | } | ||
445 | #endif | ||
446 | niro | 984 | |
447 | niro | 532 | /* Cannot return 0: our caller, recursive_action(), |
448 | * will perror() and skip dirs (if called on dir) */ | ||
449 | niro | 984 | return (r & SKIP) ? SKIP : TRUE; |
450 | #undef minmaxdepth | ||
451 | niro | 532 | } |
452 | |||
453 | |||
454 | #if ENABLE_FEATURE_FIND_TYPE | ||
455 | niro | 816 | static int find_type(const char *type) |
456 | niro | 532 | { |
457 | int mask = 0; | ||
458 | |||
459 | niro | 816 | if (*type == 'b') |
460 | niro | 532 | mask = S_IFBLK; |
461 | niro | 816 | else if (*type == 'c') |
462 | niro | 532 | mask = S_IFCHR; |
463 | niro | 816 | else if (*type == 'd') |
464 | niro | 532 | mask = S_IFDIR; |
465 | niro | 816 | else if (*type == 'p') |
466 | niro | 532 | mask = S_IFIFO; |
467 | niro | 816 | else if (*type == 'f') |
468 | niro | 532 | mask = S_IFREG; |
469 | niro | 816 | else if (*type == 'l') |
470 | niro | 532 | mask = S_IFLNK; |
471 | niro | 816 | else if (*type == 's') |
472 | niro | 532 | mask = S_IFSOCK; |
473 | |||
474 | niro | 984 | if (mask == 0 || type[1] != '\0') |
475 | niro | 532 | bb_error_msg_and_die(bb_msg_invalid_arg, type, "-type"); |
476 | |||
477 | return mask; | ||
478 | } | ||
479 | #endif | ||
480 | |||
481 | niro | 816 | #if ENABLE_FEATURE_FIND_PERM \ |
482 | || ENABLE_FEATURE_FIND_MTIME || ENABLE_FEATURE_FIND_MMIN \ | ||
483 | niro | 984 | || ENABLE_FEATURE_FIND_SIZE || ENABLE_FEATURE_FIND_LINKS |
484 | niro | 816 | static const char* plus_minus_num(const char* str) |
485 | niro | 532 | { |
486 | niro | 816 | if (*str == '-' || *str == '+') |
487 | str++; | ||
488 | return str; | ||
489 | } | ||
490 | #endif | ||
491 | |||
492 | static action*** parse_params(char **argv) | ||
493 | { | ||
494 | enum { | ||
495 | niro | 984 | PARM_a , |
496 | PARM_o , | ||
497 | IF_FEATURE_FIND_NOT( PARM_char_not ,) | ||
498 | niro | 816 | #if ENABLE_DESKTOP |
499 | niro | 984 | PARM_and , |
500 | PARM_or , | ||
501 | IF_FEATURE_FIND_NOT( PARM_not ,) | ||
502 | niro | 816 | #endif |
503 | niro | 984 | PARM_print , |
504 | IF_FEATURE_FIND_PRINT0( PARM_print0 ,) | ||
505 | IF_FEATURE_FIND_DEPTH( PARM_depth ,) | ||
506 | IF_FEATURE_FIND_PRUNE( PARM_prune ,) | ||
507 | IF_FEATURE_FIND_DELETE( PARM_delete ,) | ||
508 | IF_FEATURE_FIND_EXEC( PARM_exec ,) | ||
509 | IF_FEATURE_FIND_PAREN( PARM_char_brace,) | ||
510 | niro | 816 | /* All options starting from here require argument */ |
511 | niro | 984 | PARM_name , |
512 | PARM_iname , | ||
513 | IF_FEATURE_FIND_PATH( PARM_path ,) | ||
514 | IF_FEATURE_FIND_REGEX( PARM_regex ,) | ||
515 | IF_FEATURE_FIND_TYPE( PARM_type ,) | ||
516 | IF_FEATURE_FIND_PERM( PARM_perm ,) | ||
517 | IF_FEATURE_FIND_MTIME( PARM_mtime ,) | ||
518 | IF_FEATURE_FIND_MMIN( PARM_mmin ,) | ||
519 | IF_FEATURE_FIND_NEWER( PARM_newer ,) | ||
520 | IF_FEATURE_FIND_INUM( PARM_inum ,) | ||
521 | IF_FEATURE_FIND_USER( PARM_user ,) | ||
522 | IF_FEATURE_FIND_GROUP( PARM_group ,) | ||
523 | IF_FEATURE_FIND_SIZE( PARM_size ,) | ||
524 | IF_FEATURE_FIND_CONTEXT(PARM_context ,) | ||
525 | IF_FEATURE_FIND_LINKS( PARM_links ,) | ||
526 | niro | 816 | }; |
527 | |||
528 | static const char params[] ALIGN1 = | ||
529 | "-a\0" | ||
530 | "-o\0" | ||
531 | niro | 984 | IF_FEATURE_FIND_NOT( "!\0" ) |
532 | niro | 816 | #if ENABLE_DESKTOP |
533 | "-and\0" | ||
534 | "-or\0" | ||
535 | niro | 984 | IF_FEATURE_FIND_NOT( "-not\0" ) |
536 | niro | 816 | #endif |
537 | "-print\0" | ||
538 | niro | 984 | IF_FEATURE_FIND_PRINT0( "-print0\0" ) |
539 | IF_FEATURE_FIND_DEPTH( "-depth\0" ) | ||
540 | IF_FEATURE_FIND_PRUNE( "-prune\0" ) | ||
541 | IF_FEATURE_FIND_DELETE( "-delete\0" ) | ||
542 | IF_FEATURE_FIND_EXEC( "-exec\0" ) | ||
543 | IF_FEATURE_FIND_PAREN( "(\0" ) | ||
544 | niro | 816 | /* All options starting from here require argument */ |
545 | "-name\0" | ||
546 | "-iname\0" | ||
547 | niro | 984 | IF_FEATURE_FIND_PATH( "-path\0" ) |
548 | IF_FEATURE_FIND_REGEX( "-regex\0" ) | ||
549 | IF_FEATURE_FIND_TYPE( "-type\0" ) | ||
550 | IF_FEATURE_FIND_PERM( "-perm\0" ) | ||
551 | IF_FEATURE_FIND_MTIME( "-mtime\0" ) | ||
552 | IF_FEATURE_FIND_MMIN( "-mmin\0" ) | ||
553 | IF_FEATURE_FIND_NEWER( "-newer\0" ) | ||
554 | IF_FEATURE_FIND_INUM( "-inum\0" ) | ||
555 | IF_FEATURE_FIND_USER( "-user\0" ) | ||
556 | IF_FEATURE_FIND_GROUP( "-group\0" ) | ||
557 | IF_FEATURE_FIND_SIZE( "-size\0" ) | ||
558 | IF_FEATURE_FIND_CONTEXT("-context\0") | ||
559 | IF_FEATURE_FIND_LINKS( "-links\0" ) | ||
560 | niro | 816 | ; |
561 | |||
562 | niro | 532 | action*** appp; |
563 | niro | 816 | unsigned cur_group = 0; |
564 | unsigned cur_action = 0; | ||
565 | niro | 984 | IF_FEATURE_FIND_NOT( bool invert_flag = 0; ) |
566 | niro | 532 | |
567 | niro | 816 | /* This is the only place in busybox where we use nested function. |
568 | * So far more standard alternatives were bigger. */ | ||
569 | /* Suppress a warning "func without a prototype" */ | ||
570 | auto action* alloc_action(int sizeof_struct, action_fp f); | ||
571 | niro | 532 | action* alloc_action(int sizeof_struct, action_fp f) |
572 | { | ||
573 | action *ap; | ||
574 | appp[cur_group] = xrealloc(appp[cur_group], (cur_action+2) * sizeof(*appp)); | ||
575 | appp[cur_group][cur_action++] = ap = xmalloc(sizeof_struct); | ||
576 | appp[cur_group][cur_action] = NULL; | ||
577 | ap->f = f; | ||
578 | niro | 984 | IF_FEATURE_FIND_NOT( ap->invert = invert_flag; ) |
579 | IF_FEATURE_FIND_NOT( invert_flag = 0; ) | ||
580 | niro | 532 | return ap; |
581 | } | ||
582 | niro | 816 | |
583 | niro | 532 | #define ALLOC_ACTION(name) (action_##name*)alloc_action(sizeof(action_##name), (action_fp) func_##name) |
584 | |||
585 | niro | 816 | appp = xzalloc(2 * sizeof(appp[0])); /* appp[0],[1] == NULL */ |
586 | niro | 532 | |
587 | niro | 816 | /* Actions have side effects and return a true or false value |
588 | * We implement: -print, -print0, -exec | ||
589 | * | ||
590 | * The rest are tests. | ||
591 | * | ||
592 | * Tests and actions are grouped by operators | ||
593 | * ( expr ) Force precedence | ||
594 | * ! expr True if expr is false | ||
595 | * -not expr Same as ! expr | ||
596 | * expr1 [-a[nd]] expr2 And; expr2 is not evaluated if expr1 is false | ||
597 | * expr1 -o[r] expr2 Or; expr2 is not evaluated if expr1 is true | ||
598 | * expr1 , expr2 List; both expr1 and expr2 are always evaluated | ||
599 | * We implement: (), -a, -o | ||
600 | */ | ||
601 | while (*argv) { | ||
602 | const char *arg = argv[0]; | ||
603 | int parm = index_in_strings(params, arg); | ||
604 | const char *arg1 = argv[1]; | ||
605 | niro | 532 | |
606 | niro | 816 | if (parm >= PARM_name) { |
607 | /* All options starting from -name require argument */ | ||
608 | if (!arg1) | ||
609 | bb_error_msg_and_die(bb_msg_requires_arg, arg); | ||
610 | argv++; | ||
611 | } | ||
612 | niro | 532 | |
613 | niro | 816 | /* We can use big switch() here, but on i386 |
614 | * it doesn't give smaller code. Other arches? */ | ||
615 | niro | 532 | |
616 | /* --- Operators --- */ | ||
617 | niro | 984 | if (parm == PARM_a IF_DESKTOP(|| parm == PARM_and)) { |
618 | niro | 816 | /* no further special handling required */ |
619 | niro | 532 | } |
620 | niro | 984 | else if (parm == PARM_o IF_DESKTOP(|| parm == PARM_or)) { |
621 | niro | 532 | /* start new OR group */ |
622 | cur_group++; | ||
623 | appp = xrealloc(appp, (cur_group+2) * sizeof(*appp)); | ||
624 | niro | 816 | /*appp[cur_group] = NULL; - already NULL */ |
625 | niro | 532 | appp[cur_group+1] = NULL; |
626 | cur_action = 0; | ||
627 | } | ||
628 | niro | 816 | #if ENABLE_FEATURE_FIND_NOT |
629 | niro | 984 | else if (parm == PARM_char_not IF_DESKTOP(|| parm == PARM_not)) { |
630 | niro | 816 | /* also handles "find ! ! -name 'foo*'" */ |
631 | invert_flag ^= 1; | ||
632 | } | ||
633 | #endif | ||
634 | niro | 532 | |
635 | /* --- Tests and actions --- */ | ||
636 | niro | 816 | else if (parm == PARM_print) { |
637 | niro | 984 | G.need_print = 0; |
638 | niro | 816 | /* GNU find ignores '!' here: "find ! -print" */ |
639 | niro | 984 | IF_FEATURE_FIND_NOT( invert_flag = 0; ) |
640 | niro | 532 | (void) ALLOC_ACTION(print); |
641 | } | ||
642 | #if ENABLE_FEATURE_FIND_PRINT0 | ||
643 | niro | 816 | else if (parm == PARM_print0) { |
644 | niro | 984 | G.need_print = 0; |
645 | IF_FEATURE_FIND_NOT( invert_flag = 0; ) | ||
646 | niro | 532 | (void) ALLOC_ACTION(print0); |
647 | } | ||
648 | #endif | ||
649 | niro | 816 | #if ENABLE_FEATURE_FIND_DEPTH |
650 | else if (parm == PARM_depth) { | ||
651 | niro | 984 | G.recurse_flags |= ACTION_DEPTHFIRST; |
652 | niro | 816 | } |
653 | #endif | ||
654 | #if ENABLE_FEATURE_FIND_PRUNE | ||
655 | else if (parm == PARM_prune) { | ||
656 | niro | 984 | IF_FEATURE_FIND_NOT( invert_flag = 0; ) |
657 | niro | 816 | (void) ALLOC_ACTION(prune); |
658 | } | ||
659 | #endif | ||
660 | #if ENABLE_FEATURE_FIND_DELETE | ||
661 | else if (parm == PARM_delete) { | ||
662 | niro | 984 | G.need_print = 0; |
663 | G.recurse_flags |= ACTION_DEPTHFIRST; | ||
664 | niro | 816 | (void) ALLOC_ACTION(delete); |
665 | } | ||
666 | #endif | ||
667 | #if ENABLE_FEATURE_FIND_EXEC | ||
668 | else if (parm == PARM_exec) { | ||
669 | int i; | ||
670 | action_exec *ap; | ||
671 | niro | 984 | G.need_print = 0; |
672 | IF_FEATURE_FIND_NOT( invert_flag = 0; ) | ||
673 | niro | 816 | ap = ALLOC_ACTION(exec); |
674 | ap->exec_argv = ++argv; /* first arg after -exec */ | ||
675 | ap->exec_argc = 0; | ||
676 | while (1) { | ||
677 | if (!*argv) /* did not see ';' until end */ | ||
678 | bb_error_msg_and_die("-exec CMD must end by ';'"); | ||
679 | if (LONE_CHAR(argv[0], ';')) | ||
680 | break; | ||
681 | argv++; | ||
682 | ap->exec_argc++; | ||
683 | } | ||
684 | if (ap->exec_argc == 0) | ||
685 | bb_error_msg_and_die(bb_msg_requires_arg, arg); | ||
686 | ap->subst_count = xmalloc(ap->exec_argc * sizeof(int)); | ||
687 | i = ap->exec_argc; | ||
688 | while (i--) | ||
689 | ap->subst_count[i] = count_subst(ap->exec_argv[i]); | ||
690 | } | ||
691 | #endif | ||
692 | #if ENABLE_FEATURE_FIND_PAREN | ||
693 | else if (parm == PARM_char_brace) { | ||
694 | action_paren *ap; | ||
695 | char **endarg; | ||
696 | unsigned nested = 1; | ||
697 | |||
698 | endarg = argv; | ||
699 | while (1) { | ||
700 | if (!*++endarg) | ||
701 | bb_error_msg_and_die("unpaired '('"); | ||
702 | if (LONE_CHAR(*endarg, '(')) | ||
703 | nested++; | ||
704 | else if (LONE_CHAR(*endarg, ')') && !--nested) { | ||
705 | *endarg = NULL; | ||
706 | break; | ||
707 | } | ||
708 | } | ||
709 | ap = ALLOC_ACTION(paren); | ||
710 | ap->subexpr = parse_params(argv + 1); | ||
711 | *endarg = (char*) ")"; /* restore NULLed parameter */ | ||
712 | argv = endarg; | ||
713 | } | ||
714 | #endif | ||
715 | else if (parm == PARM_name || parm == PARM_iname) { | ||
716 | niro | 532 | action_name *ap; |
717 | ap = ALLOC_ACTION(name); | ||
718 | ap->pattern = arg1; | ||
719 | niro | 816 | ap->iname = (parm == PARM_iname); |
720 | niro | 532 | } |
721 | niro | 816 | #if ENABLE_FEATURE_FIND_PATH |
722 | else if (parm == PARM_path) { | ||
723 | action_path *ap; | ||
724 | ap = ALLOC_ACTION(path); | ||
725 | ap->pattern = arg1; | ||
726 | } | ||
727 | #endif | ||
728 | #if ENABLE_FEATURE_FIND_REGEX | ||
729 | else if (parm == PARM_regex) { | ||
730 | action_regex *ap; | ||
731 | ap = ALLOC_ACTION(regex); | ||
732 | xregcomp(&ap->compiled_pattern, arg1, 0 /*cflags*/); | ||
733 | } | ||
734 | #endif | ||
735 | niro | 532 | #if ENABLE_FEATURE_FIND_TYPE |
736 | niro | 816 | else if (parm == PARM_type) { |
737 | niro | 532 | action_type *ap; |
738 | ap = ALLOC_ACTION(type); | ||
739 | ap->type_mask = find_type(arg1); | ||
740 | } | ||
741 | #endif | ||
742 | #if ENABLE_FEATURE_FIND_PERM | ||
743 | niro | 816 | /* -perm mode File's permission bits are exactly mode (octal or symbolic). |
744 | niro | 532 | * Symbolic modes use mode 0 as a point of departure. |
745 | * -perm -mode All of the permission bits mode are set for the file. | ||
746 | * -perm +mode Any of the permission bits mode are set for the file. | ||
747 | */ | ||
748 | niro | 816 | else if (parm == PARM_perm) { |
749 | niro | 532 | action_perm *ap; |
750 | ap = ALLOC_ACTION(perm); | ||
751 | ap->perm_char = arg1[0]; | ||
752 | niro | 816 | arg1 = plus_minus_num(arg1); |
753 | ap->perm_mask = 0; | ||
754 | if (!bb_parse_mode(arg1, &ap->perm_mask)) | ||
755 | bb_error_msg_and_die("invalid mode: %s", arg1); | ||
756 | niro | 532 | } |
757 | #endif | ||
758 | #if ENABLE_FEATURE_FIND_MTIME | ||
759 | niro | 816 | else if (parm == PARM_mtime) { |
760 | niro | 532 | action_mtime *ap; |
761 | ap = ALLOC_ACTION(mtime); | ||
762 | ap->mtime_char = arg1[0]; | ||
763 | niro | 816 | ap->mtime_days = xatoul(plus_minus_num(arg1)); |
764 | niro | 532 | } |
765 | #endif | ||
766 | #if ENABLE_FEATURE_FIND_MMIN | ||
767 | niro | 816 | else if (parm == PARM_mmin) { |
768 | niro | 532 | action_mmin *ap; |
769 | ap = ALLOC_ACTION(mmin); | ||
770 | ap->mmin_char = arg1[0]; | ||
771 | niro | 816 | ap->mmin_mins = xatoul(plus_minus_num(arg1)); |
772 | niro | 532 | } |
773 | #endif | ||
774 | #if ENABLE_FEATURE_FIND_NEWER | ||
775 | niro | 816 | else if (parm == PARM_newer) { |
776 | struct stat stat_newer; | ||
777 | niro | 532 | action_newer *ap; |
778 | niro | 816 | ap = ALLOC_ACTION(newer); |
779 | niro | 532 | xstat(arg1, &stat_newer); |
780 | ap->newer_mtime = stat_newer.st_mtime; | ||
781 | } | ||
782 | #endif | ||
783 | #if ENABLE_FEATURE_FIND_INUM | ||
784 | niro | 816 | else if (parm == PARM_inum) { |
785 | niro | 532 | action_inum *ap; |
786 | ap = ALLOC_ACTION(inum); | ||
787 | ap->inode_num = xatoul(arg1); | ||
788 | } | ||
789 | #endif | ||
790 | niro | 816 | #if ENABLE_FEATURE_FIND_USER |
791 | else if (parm == PARM_user) { | ||
792 | action_user *ap; | ||
793 | ap = ALLOC_ACTION(user); | ||
794 | ap->uid = bb_strtou(arg1, NULL, 10); | ||
795 | if (errno) | ||
796 | ap->uid = xuname2uid(arg1); | ||
797 | niro | 532 | } |
798 | #endif | ||
799 | niro | 816 | #if ENABLE_FEATURE_FIND_GROUP |
800 | else if (parm == PARM_group) { | ||
801 | action_group *ap; | ||
802 | ap = ALLOC_ACTION(group); | ||
803 | ap->gid = bb_strtou(arg1, NULL, 10); | ||
804 | if (errno) | ||
805 | ap->gid = xgroup2gid(arg1); | ||
806 | niro | 532 | } |
807 | niro | 816 | #endif |
808 | #if ENABLE_FEATURE_FIND_SIZE | ||
809 | else if (parm == PARM_size) { | ||
810 | /* -size n[bckw]: file uses n units of space | ||
811 | * b (default): units are 512-byte blocks | ||
812 | * c: 1 byte | ||
813 | * k: kilobytes | ||
814 | * w: 2-byte words | ||
815 | */ | ||
816 | #if ENABLE_LFS | ||
817 | #define XATOU_SFX xatoull_sfx | ||
818 | #else | ||
819 | #define XATOU_SFX xatoul_sfx | ||
820 | #endif | ||
821 | static const struct suffix_mult find_suffixes[] = { | ||
822 | { "c", 1 }, | ||
823 | { "w", 2 }, | ||
824 | { "", 512 }, | ||
825 | { "b", 512 }, | ||
826 | { "k", 1024 }, | ||
827 | niro | 984 | { "", 0 } |
828 | niro | 816 | }; |
829 | niro | 532 | action_size *ap; |
830 | ap = ALLOC_ACTION(size); | ||
831 | niro | 816 | ap->size_char = arg1[0]; |
832 | ap->size = XATOU_SFX(plus_minus_num(arg1), find_suffixes); | ||
833 | niro | 532 | } |
834 | #endif | ||
835 | niro | 816 | #if ENABLE_FEATURE_FIND_CONTEXT |
836 | else if (parm == PARM_context) { | ||
837 | action_context *ap; | ||
838 | ap = ALLOC_ACTION(context); | ||
839 | ap->context = NULL; | ||
840 | /* SELinux headers erroneously declare non-const parameter */ | ||
841 | if (selinux_raw_to_trans_context((char*)arg1, &ap->context)) | ||
842 | bb_simple_perror_msg(arg1); | ||
843 | } | ||
844 | #endif | ||
845 | niro | 984 | #if ENABLE_FEATURE_FIND_LINKS |
846 | else if (parm == PARM_links) { | ||
847 | action_links *ap; | ||
848 | ap = ALLOC_ACTION(links); | ||
849 | ap->links_char = arg1[0]; | ||
850 | ap->links_count = xatoul(plus_minus_num(arg1)); | ||
851 | } | ||
852 | #endif | ||
853 | niro | 816 | else { |
854 | bb_error_msg("unrecognized: %s", arg); | ||
855 | niro | 532 | bb_show_usage(); |
856 | niro | 816 | } |
857 | niro | 532 | argv++; |
858 | } | ||
859 | return appp; | ||
860 | #undef ALLOC_ACTION | ||
861 | } | ||
862 | |||
863 | |||
864 | niro | 816 | int find_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
865 | niro | 984 | int find_main(int argc UNUSED_PARAM, char **argv) |
866 | niro | 532 | { |
867 | niro | 816 | static const char options[] ALIGN1 = |
868 | "-follow\0" | ||
869 | niro | 984 | IF_FEATURE_FIND_XDEV( "-xdev\0" ) |
870 | IF_FEATURE_FIND_MAXDEPTH("-mindepth\0""-maxdepth\0") | ||
871 | niro | 816 | ; |
872 | enum { | ||
873 | OPT_FOLLOW, | ||
874 | niro | 984 | IF_FEATURE_FIND_XDEV( OPT_XDEV ,) |
875 | IF_FEATURE_FIND_MAXDEPTH(OPT_MINDEPTH,) | ||
876 | niro | 816 | }; |
877 | |||
878 | niro | 532 | char *arg; |
879 | char **argp; | ||
880 | int i, firstopt, status = EXIT_SUCCESS; | ||
881 | niro | 816 | #if ENABLE_FEATURE_FIND_MAXDEPTH |
882 | niro | 984 | int minmaxdepth[2] = { 0, INT_MAX }; |
883 | #else | ||
884 | #define minmaxdepth NULL | ||
885 | niro | 816 | #endif |
886 | niro | 532 | |
887 | niro | 984 | INIT_G(); |
888 | |||
889 | for (firstopt = 1; argv[firstopt]; firstopt++) { | ||
890 | niro | 532 | if (argv[firstopt][0] == '-') |
891 | break; | ||
892 | niro | 816 | if (ENABLE_FEATURE_FIND_NOT && LONE_CHAR(argv[firstopt], '!')) |
893 | break; | ||
894 | #if ENABLE_FEATURE_FIND_PAREN | ||
895 | niro | 532 | if (LONE_CHAR(argv[firstopt], '(')) |
896 | break; | ||
897 | #endif | ||
898 | } | ||
899 | if (firstopt == 1) { | ||
900 | niro | 816 | argv[0] = (char*)"."; |
901 | niro | 532 | argv--; |
902 | firstopt++; | ||
903 | } | ||
904 | |||
905 | niro | 816 | /* All options always return true. They always take effect |
906 | * rather than being processed only when their place in the | ||
907 | * expression is reached. | ||
908 | * We implement: -follow, -xdev, -maxdepth | ||
909 | */ | ||
910 | niro | 532 | /* Process options, and replace then with -a */ |
911 | /* (-a will be ignored by recursive parser later) */ | ||
912 | argp = &argv[firstopt]; | ||
913 | while ((arg = argp[0])) { | ||
914 | niro | 816 | int opt = index_in_strings(options, arg); |
915 | if (opt == OPT_FOLLOW) { | ||
916 | niro | 984 | G.recurse_flags |= ACTION_FOLLOWLINKS | ACTION_DANGLING_OK; |
917 | niro | 816 | argp[0] = (char*)"-a"; |
918 | niro | 532 | } |
919 | #if ENABLE_FEATURE_FIND_XDEV | ||
920 | niro | 816 | if (opt == OPT_XDEV) { |
921 | niro | 532 | struct stat stbuf; |
922 | niro | 984 | if (!G.xdev_count) { |
923 | G.xdev_count = firstopt - 1; | ||
924 | G.xdev_dev = xzalloc(G.xdev_count * sizeof(G.xdev_dev[0])); | ||
925 | niro | 532 | for (i = 1; i < firstopt; i++) { |
926 | /* not xstat(): shouldn't bomb out on | ||
927 | * "find not_exist exist -xdev" */ | ||
928 | niro | 984 | if (stat(argv[i], &stbuf) == 0) |
929 | G.xdev_dev[i-1] = stbuf.st_dev; | ||
930 | /* else G.xdev_dev[i-1] stays 0 and | ||
931 | * won't match any real device dev_t */ | ||
932 | niro | 532 | } |
933 | } | ||
934 | niro | 816 | argp[0] = (char*)"-a"; |
935 | niro | 532 | } |
936 | #endif | ||
937 | niro | 816 | #if ENABLE_FEATURE_FIND_MAXDEPTH |
938 | niro | 984 | if (opt == OPT_MINDEPTH || opt == OPT_MINDEPTH + 1) { |
939 | niro | 816 | if (!argp[1]) |
940 | bb_show_usage(); | ||
941 | niro | 984 | minmaxdepth[opt - OPT_MINDEPTH] = xatoi_u(argp[1]); |
942 | niro | 816 | argp[0] = (char*)"-a"; |
943 | argp[1] = (char*)"-a"; | ||
944 | argp++; | ||
945 | } | ||
946 | #endif | ||
947 | niro | 532 | argp++; |
948 | } | ||
949 | |||
950 | niro | 984 | G.actions = parse_params(&argv[firstopt]); |
951 | niro | 532 | |
952 | for (i = 1; i < firstopt; i++) { | ||
953 | if (!recursive_action(argv[i], | ||
954 | niro | 984 | G.recurse_flags,/* flags */ |
955 | niro | 816 | fileAction, /* file action */ |
956 | fileAction, /* dir action */ | ||
957 | #if ENABLE_FEATURE_FIND_MAXDEPTH | ||
958 | niro | 984 | minmaxdepth, /* user data */ |
959 | niro | 816 | #else |
960 | NULL, /* user data */ | ||
961 | #endif | ||
962 | 0)) /* depth */ | ||
963 | niro | 532 | status = EXIT_FAILURE; |
964 | } | ||
965 | return status; | ||
966 | } |