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663996b3 MS |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2012 Lennart Poettering | |
60f067b4 | 7 | Copyright 2013 Zbigniew Jędrzejewski-Szmek |
663996b3 MS |
8 | |
9 | systemd is free software; you can redistribute it and/or modify it | |
10 | under the terms of the GNU Lesser General Public License as published by | |
11 | the Free Software Foundation; either version 2.1 of the License, or | |
12 | (at your option) any later version. | |
13 | ||
14 | systemd is distributed in the hope that it will be useful, but | |
15 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | Lesser General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU Lesser General Public License | |
20 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
21 | ***/ | |
22 | ||
23 | #include <errno.h> | |
24 | #include <assert.h> | |
25 | #include <string.h> | |
26 | #include <unistd.h> | |
27 | #include <getopt.h> | |
28 | ||
29 | #include "hashmap.h" | |
30 | #include "util.h" | |
31 | #include "path-util.h" | |
32 | #include "log.h" | |
33 | #include "pager.h" | |
34 | #include "build.h" | |
14228c0d | 35 | #include "strv.h" |
663996b3 | 36 | |
60f067b4 JS |
37 | static const char prefixes[] = |
38 | "/etc\0" | |
39 | "/run\0" | |
40 | "/usr/local/lib\0" | |
41 | "/usr/local/share\0" | |
42 | "/usr/lib\0" | |
43 | "/usr/share\0" | |
44 | #ifdef HAVE_SPLIT_USR | |
45 | "/lib\0" | |
46 | #endif | |
47 | ; | |
48 | ||
49 | static const char suffixes[] = | |
50 | "sysctl.d\0" | |
51 | "tmpfiles.d\0" | |
52 | "modules-load.d\0" | |
53 | "binfmt.d\0" | |
54 | "systemd/system\0" | |
55 | "systemd/user\0" | |
56 | "systemd/system-preset\0" | |
57 | "systemd/user-preset\0" | |
58 | "udev/rules.d\0" | |
59 | "modprobe.d\0"; | |
60 | ||
61 | static const char have_dropins[] = | |
62 | "systemd/system\0" | |
63 | "systemd/user\0"; | |
64 | ||
663996b3 MS |
65 | static bool arg_no_pager = false; |
66 | static int arg_diff = -1; | |
67 | ||
68 | static enum { | |
69 | SHOW_MASKED = 1 << 0, | |
70 | SHOW_EQUIVALENT = 1 << 1, | |
71 | SHOW_REDIRECTED = 1 << 2, | |
72 | SHOW_OVERRIDDEN = 1 << 3, | |
73 | SHOW_UNCHANGED = 1 << 4, | |
14228c0d | 74 | SHOW_EXTENDED = 1 << 5, |
663996b3 MS |
75 | |
76 | SHOW_DEFAULTS = | |
14228c0d | 77 | (SHOW_MASKED | SHOW_EQUIVALENT | SHOW_REDIRECTED | SHOW_OVERRIDDEN | SHOW_EXTENDED) |
663996b3 MS |
78 | } arg_flags = 0; |
79 | ||
60f067b4 JS |
80 | static void pager_open_if_enabled(void) { |
81 | ||
82 | if (arg_no_pager) | |
83 | return; | |
84 | ||
85 | pager_open(false); | |
86 | } | |
87 | ||
663996b3 MS |
88 | static int equivalent(const char *a, const char *b) { |
89 | _cleanup_free_ char *x = NULL, *y = NULL; | |
90 | ||
91 | x = canonicalize_file_name(a); | |
92 | if (!x) | |
93 | return -errno; | |
94 | ||
95 | y = canonicalize_file_name(b); | |
96 | if (!y) | |
97 | return -errno; | |
98 | ||
99 | return path_equal(x, y); | |
100 | } | |
101 | ||
102 | static int notify_override_masked(const char *top, const char *bottom) { | |
103 | if (!(arg_flags & SHOW_MASKED)) | |
104 | return 0; | |
105 | ||
60f067b4 JS |
106 | printf("%s%s%s %s %s %s\n", |
107 | ansi_highlight_red(), "[MASKED]", ansi_highlight_off(), | |
108 | top, draw_special_char(DRAW_ARROW), bottom); | |
663996b3 MS |
109 | return 1; |
110 | } | |
111 | ||
112 | static int notify_override_equivalent(const char *top, const char *bottom) { | |
113 | if (!(arg_flags & SHOW_EQUIVALENT)) | |
114 | return 0; | |
115 | ||
60f067b4 JS |
116 | printf("%s%s%s %s %s %s\n", |
117 | ansi_highlight_green(), "[EQUIVALENT]", ansi_highlight_off(), | |
118 | top, draw_special_char(DRAW_ARROW), bottom); | |
663996b3 MS |
119 | return 1; |
120 | } | |
121 | ||
122 | static int notify_override_redirected(const char *top, const char *bottom) { | |
123 | if (!(arg_flags & SHOW_REDIRECTED)) | |
124 | return 0; | |
125 | ||
e735f4d4 | 126 | printf("%s%s%s %s %s %s\n", |
60f067b4 JS |
127 | ansi_highlight(), "[REDIRECTED]", ansi_highlight_off(), |
128 | top, draw_special_char(DRAW_ARROW), bottom); | |
663996b3 MS |
129 | return 1; |
130 | } | |
131 | ||
132 | static int notify_override_overridden(const char *top, const char *bottom) { | |
133 | if (!(arg_flags & SHOW_OVERRIDDEN)) | |
134 | return 0; | |
135 | ||
60f067b4 JS |
136 | printf("%s%s%s %s %s %s\n", |
137 | ansi_highlight(), "[OVERRIDDEN]", ansi_highlight_off(), | |
138 | top, draw_special_char(DRAW_ARROW), bottom); | |
14228c0d MB |
139 | return 1; |
140 | } | |
141 | ||
142 | static int notify_override_extended(const char *top, const char *bottom) { | |
143 | if (!(arg_flags & SHOW_EXTENDED)) | |
144 | return 0; | |
145 | ||
60f067b4 JS |
146 | printf("%s%s%s %s %s %s\n", |
147 | ansi_highlight(), "[EXTENDED]", ansi_highlight_off(), | |
148 | top, draw_special_char(DRAW_ARROW), bottom); | |
663996b3 MS |
149 | return 1; |
150 | } | |
151 | ||
152 | static int notify_override_unchanged(const char *f) { | |
153 | if (!(arg_flags & SHOW_UNCHANGED)) | |
154 | return 0; | |
155 | ||
156 | printf("[UNCHANGED] %s\n", f); | |
157 | return 1; | |
158 | } | |
159 | ||
160 | static int found_override(const char *top, const char *bottom) { | |
161 | _cleanup_free_ char *dest = NULL; | |
162 | int k; | |
163 | pid_t pid; | |
164 | ||
165 | assert(top); | |
166 | assert(bottom); | |
167 | ||
14228c0d MB |
168 | if (null_or_empty_path(top) > 0) |
169 | return notify_override_masked(top, bottom); | |
663996b3 MS |
170 | |
171 | k = readlink_malloc(top, &dest); | |
172 | if (k >= 0) { | |
173 | if (equivalent(dest, bottom) > 0) | |
14228c0d | 174 | return notify_override_equivalent(top, bottom); |
663996b3 | 175 | else |
14228c0d | 176 | return notify_override_redirected(top, bottom); |
663996b3 MS |
177 | } |
178 | ||
14228c0d | 179 | k = notify_override_overridden(top, bottom); |
663996b3 | 180 | if (!arg_diff) |
14228c0d | 181 | return k; |
663996b3 MS |
182 | |
183 | putchar('\n'); | |
184 | ||
185 | fflush(stdout); | |
186 | ||
187 | pid = fork(); | |
f47781d8 MP |
188 | if (pid < 0) |
189 | return log_error_errno(errno, "Failed to fork off diff: %m"); | |
190 | else if (pid == 0) { | |
663996b3 | 191 | execlp("diff", "diff", "-us", "--", bottom, top, NULL); |
f47781d8 | 192 | log_error_errno(errno, "Failed to execute diff: %m"); |
663996b3 MS |
193 | _exit(1); |
194 | } | |
195 | ||
f47781d8 | 196 | wait_for_terminate_and_warn("diff", pid, false); |
663996b3 MS |
197 | putchar('\n'); |
198 | ||
14228c0d MB |
199 | return k; |
200 | } | |
201 | ||
202 | static int enumerate_dir_d(Hashmap *top, Hashmap *bottom, Hashmap *drops, const char *toppath, const char *drop) { | |
60f067b4 | 203 | _cleanup_free_ char *unit = NULL; |
14228c0d MB |
204 | _cleanup_free_ char *path = NULL; |
205 | _cleanup_strv_free_ char **list = NULL; | |
206 | char **file; | |
207 | char *c; | |
208 | int r; | |
209 | ||
60f067b4 JS |
210 | assert(!endswith(drop, "/")); |
211 | ||
14228c0d MB |
212 | path = strjoin(toppath, "/", drop, NULL); |
213 | if (!path) | |
214 | return -ENOMEM; | |
215 | ||
60f067b4 | 216 | log_debug("Looking at %s", path); |
14228c0d | 217 | |
60f067b4 JS |
218 | unit = strdup(drop); |
219 | if (!unit) | |
14228c0d MB |
220 | return -ENOMEM; |
221 | ||
60f067b4 | 222 | c = strrchr(unit, '.'); |
14228c0d MB |
223 | if (!c) |
224 | return -EINVAL; | |
225 | *c = 0; | |
226 | ||
227 | r = get_files_in_directory(path, &list); | |
f47781d8 MP |
228 | if (r < 0) |
229 | return log_error_errno(r, "Failed to enumerate %s: %m", path); | |
14228c0d MB |
230 | |
231 | STRV_FOREACH(file, list) { | |
232 | Hashmap *h; | |
233 | int k; | |
234 | char *p; | |
235 | char *d; | |
236 | ||
237 | if (!endswith(*file, ".conf")) | |
238 | continue; | |
239 | ||
240 | p = strjoin(path, "/", *file, NULL); | |
241 | if (!p) | |
242 | return -ENOMEM; | |
60f067b4 | 243 | d = p + strlen(toppath) + 1; |
14228c0d | 244 | |
60f067b4 | 245 | log_debug("Adding at top: %s %s %s", d, draw_special_char(DRAW_ARROW), p); |
14228c0d MB |
246 | k = hashmap_put(top, d, p); |
247 | if (k >= 0) { | |
248 | p = strdup(p); | |
249 | if (!p) | |
250 | return -ENOMEM; | |
60f067b4 | 251 | d = p + strlen(toppath) + 1; |
14228c0d MB |
252 | } else if (k != -EEXIST) { |
253 | free(p); | |
254 | return k; | |
255 | } | |
256 | ||
60f067b4 | 257 | log_debug("Adding at bottom: %s %s %s", d, draw_special_char(DRAW_ARROW), p); |
14228c0d MB |
258 | free(hashmap_remove(bottom, d)); |
259 | k = hashmap_put(bottom, d, p); | |
260 | if (k < 0) { | |
261 | free(p); | |
262 | return k; | |
263 | } | |
264 | ||
60f067b4 | 265 | h = hashmap_get(drops, unit); |
14228c0d | 266 | if (!h) { |
5eef597e | 267 | h = hashmap_new(&string_hash_ops); |
14228c0d MB |
268 | if (!h) |
269 | return -ENOMEM; | |
60f067b4 JS |
270 | hashmap_put(drops, unit, h); |
271 | unit = strdup(unit); | |
272 | if (!unit) | |
14228c0d MB |
273 | return -ENOMEM; |
274 | } | |
275 | ||
276 | p = strdup(p); | |
277 | if (!p) | |
278 | return -ENOMEM; | |
279 | ||
60f067b4 JS |
280 | log_debug("Adding to drops: %s %s %s %s %s", |
281 | unit, draw_special_char(DRAW_ARROW), basename(p), draw_special_char(DRAW_ARROW), p); | |
282 | k = hashmap_put(h, basename(p), p); | |
14228c0d MB |
283 | if (k < 0) { |
284 | free(p); | |
285 | if (k != -EEXIST) | |
286 | return k; | |
287 | } | |
288 | } | |
663996b3 MS |
289 | return 0; |
290 | } | |
291 | ||
14228c0d | 292 | static int enumerate_dir(Hashmap *top, Hashmap *bottom, Hashmap *drops, const char *path, bool dropins) { |
663996b3 MS |
293 | _cleanup_closedir_ DIR *d; |
294 | ||
295 | assert(top); | |
296 | assert(bottom); | |
14228c0d | 297 | assert(drops); |
663996b3 MS |
298 | assert(path); |
299 | ||
60f067b4 JS |
300 | log_debug("Looking at %s", path); |
301 | ||
663996b3 MS |
302 | d = opendir(path); |
303 | if (!d) { | |
304 | if (errno == ENOENT) | |
305 | return 0; | |
306 | ||
f47781d8 | 307 | log_error_errno(errno, "Failed to open %s: %m", path); |
663996b3 MS |
308 | return -errno; |
309 | } | |
310 | ||
311 | for (;;) { | |
312 | struct dirent *de; | |
663996b3 MS |
313 | int k; |
314 | char *p; | |
315 | ||
60f067b4 JS |
316 | errno = 0; |
317 | de = readdir(d); | |
663996b3 | 318 | if (!de) |
60f067b4 JS |
319 | return -errno; |
320 | ||
321 | dirent_ensure_type(d, de); | |
663996b3 | 322 | |
14228c0d MB |
323 | if (dropins && de->d_type == DT_DIR && endswith(de->d_name, ".d")) |
324 | enumerate_dir_d(top, bottom, drops, path, de->d_name); | |
325 | ||
663996b3 MS |
326 | if (!dirent_is_file(de)) |
327 | continue; | |
328 | ||
329 | p = strjoin(path, "/", de->d_name, NULL); | |
330 | if (!p) | |
331 | return -ENOMEM; | |
332 | ||
60f067b4 JS |
333 | log_debug("Adding at top: %s %s %s", basename(p), draw_special_char(DRAW_ARROW), p); |
334 | k = hashmap_put(top, basename(p), p); | |
663996b3 MS |
335 | if (k >= 0) { |
336 | p = strdup(p); | |
337 | if (!p) | |
338 | return -ENOMEM; | |
339 | } else if (k != -EEXIST) { | |
340 | free(p); | |
341 | return k; | |
342 | } | |
343 | ||
60f067b4 JS |
344 | log_debug("Adding at bottom: %s %s %s", basename(p), draw_special_char(DRAW_ARROW), p); |
345 | free(hashmap_remove(bottom, basename(p))); | |
346 | k = hashmap_put(bottom, basename(p), p); | |
663996b3 MS |
347 | if (k < 0) { |
348 | free(p); | |
349 | return k; | |
350 | } | |
351 | } | |
663996b3 MS |
352 | } |
353 | ||
60f067b4 | 354 | static int process_suffix(const char *suffix, const char *onlyprefix) { |
663996b3 MS |
355 | const char *p; |
356 | char *f; | |
60f067b4 | 357 | Hashmap *top, *bottom, *drops; |
14228c0d MB |
358 | Hashmap *h; |
359 | char *key; | |
663996b3 | 360 | int r = 0, k; |
14228c0d | 361 | Iterator i, j; |
663996b3 | 362 | int n_found = 0; |
60f067b4 | 363 | bool dropins; |
663996b3 | 364 | |
663996b3 | 365 | assert(suffix); |
60f067b4 JS |
366 | assert(!startswith(suffix, "/")); |
367 | assert(!strstr(suffix, "//")); | |
663996b3 | 368 | |
60f067b4 | 369 | dropins = nulstr_contains(have_dropins, suffix); |
663996b3 | 370 | |
5eef597e MP |
371 | top = hashmap_new(&string_hash_ops); |
372 | bottom = hashmap_new(&string_hash_ops); | |
373 | drops = hashmap_new(&string_hash_ops); | |
60f067b4 | 374 | if (!top || !bottom || !drops) { |
14228c0d MB |
375 | r = -ENOMEM; |
376 | goto finish; | |
377 | } | |
378 | ||
663996b3 MS |
379 | NULSTR_FOREACH(p, prefixes) { |
380 | _cleanup_free_ char *t = NULL; | |
381 | ||
382 | t = strjoin(p, "/", suffix, NULL); | |
383 | if (!t) { | |
384 | r = -ENOMEM; | |
385 | goto finish; | |
386 | } | |
387 | ||
14228c0d | 388 | k = enumerate_dir(top, bottom, drops, t, dropins); |
60f067b4 | 389 | if (r == 0) |
663996b3 | 390 | r = k; |
663996b3 MS |
391 | } |
392 | ||
14228c0d | 393 | HASHMAP_FOREACH_KEY(f, key, top, i) { |
663996b3 MS |
394 | char *o; |
395 | ||
14228c0d | 396 | o = hashmap_get(bottom, key); |
663996b3 MS |
397 | assert(o); |
398 | ||
60f067b4 JS |
399 | if (!onlyprefix || startswith(o, onlyprefix)) { |
400 | if (path_equal(o, f)) { | |
401 | notify_override_unchanged(f); | |
402 | } else { | |
403 | k = found_override(f, o); | |
404 | if (k < 0) | |
405 | r = k; | |
406 | else | |
407 | n_found += k; | |
408 | } | |
663996b3 MS |
409 | } |
410 | ||
14228c0d MB |
411 | h = hashmap_get(drops, key); |
412 | if (h) | |
413 | HASHMAP_FOREACH(o, h, j) | |
60f067b4 JS |
414 | if (!onlyprefix || startswith(o, onlyprefix)) |
415 | n_found += notify_override_extended(f, o); | |
663996b3 MS |
416 | } |
417 | ||
418 | finish: | |
419 | if (top) | |
420 | hashmap_free_free(top); | |
421 | if (bottom) | |
422 | hashmap_free_free(bottom); | |
14228c0d MB |
423 | if (drops) { |
424 | HASHMAP_FOREACH_KEY(h, key, drops, i){ | |
425 | hashmap_free_free(hashmap_remove(drops, key)); | |
426 | hashmap_remove(drops, key); | |
427 | free(key); | |
428 | } | |
429 | hashmap_free(drops); | |
430 | } | |
663996b3 MS |
431 | return r < 0 ? r : n_found; |
432 | } | |
433 | ||
60f067b4 JS |
434 | static int process_suffixes(const char *onlyprefix) { |
435 | const char *n; | |
436 | int n_found = 0, r; | |
437 | ||
438 | NULSTR_FOREACH(n, suffixes) { | |
439 | r = process_suffix(n, onlyprefix); | |
440 | if (r < 0) | |
441 | return r; | |
442 | else | |
443 | n_found += r; | |
444 | } | |
445 | return n_found; | |
446 | } | |
447 | ||
448 | static int process_suffix_chop(const char *arg) { | |
663996b3 MS |
449 | const char *p; |
450 | ||
60f067b4 | 451 | assert(arg); |
663996b3 | 452 | |
60f067b4 JS |
453 | if (!path_is_absolute(arg)) |
454 | return process_suffix(arg, NULL); | |
663996b3 MS |
455 | |
456 | /* Strip prefix from the suffix */ | |
457 | NULSTR_FOREACH(p, prefixes) { | |
60f067b4 JS |
458 | const char *suffix = startswith(arg, p); |
459 | if (suffix) { | |
663996b3 | 460 | suffix += strspn(suffix, "/"); |
60f067b4 JS |
461 | if (*suffix) |
462 | return process_suffix(suffix, NULL); | |
463 | else | |
464 | return process_suffixes(arg); | |
663996b3 MS |
465 | } |
466 | } | |
467 | ||
60f067b4 | 468 | log_error("Invalid suffix specification %s.", arg); |
663996b3 MS |
469 | return -EINVAL; |
470 | } | |
471 | ||
5eef597e | 472 | static void help(void) { |
663996b3 MS |
473 | printf("%s [OPTIONS...] [SUFFIX...]\n\n" |
474 | "Find overridden configuration files.\n\n" | |
475 | " -h --help Show this help\n" | |
476 | " --version Show package version\n" | |
477 | " --no-pager Do not pipe output into a pager\n" | |
478 | " --diff[=1|0] Show a diff when overridden files differ\n" | |
5eef597e MP |
479 | " -t --type=LIST... Only display a selected set of override types\n" |
480 | , program_invocation_short_name); | |
663996b3 MS |
481 | } |
482 | ||
483 | static int parse_flags(const char *flag_str, int flags) { | |
5eef597e | 484 | const char *word, *state; |
663996b3 MS |
485 | size_t l; |
486 | ||
f47781d8 | 487 | FOREACH_WORD_SEPARATOR(word, l, flag_str, ",", state) { |
5eef597e | 488 | if (strneq("masked", word, l)) |
663996b3 | 489 | flags |= SHOW_MASKED; |
5eef597e | 490 | else if (strneq ("equivalent", word, l)) |
663996b3 | 491 | flags |= SHOW_EQUIVALENT; |
5eef597e | 492 | else if (strneq("redirected", word, l)) |
663996b3 | 493 | flags |= SHOW_REDIRECTED; |
5eef597e | 494 | else if (strneq("overridden", word, l)) |
663996b3 | 495 | flags |= SHOW_OVERRIDDEN; |
5eef597e | 496 | else if (strneq("unchanged", word, l)) |
663996b3 | 497 | flags |= SHOW_UNCHANGED; |
5eef597e | 498 | else if (strneq("extended", word, l)) |
14228c0d | 499 | flags |= SHOW_EXTENDED; |
5eef597e | 500 | else if (strneq("default", word, l)) |
663996b3 MS |
501 | flags |= SHOW_DEFAULTS; |
502 | else | |
503 | return -EINVAL; | |
504 | } | |
505 | return flags; | |
506 | } | |
507 | ||
508 | static int parse_argv(int argc, char *argv[]) { | |
509 | ||
510 | enum { | |
511 | ARG_NO_PAGER = 0x100, | |
512 | ARG_DIFF, | |
513 | ARG_VERSION | |
514 | }; | |
515 | ||
516 | static const struct option options[] = { | |
517 | { "help", no_argument, NULL, 'h' }, | |
518 | { "version", no_argument, NULL, ARG_VERSION }, | |
519 | { "no-pager", no_argument, NULL, ARG_NO_PAGER }, | |
520 | { "diff", optional_argument, NULL, ARG_DIFF }, | |
521 | { "type", required_argument, NULL, 't' }, | |
60f067b4 | 522 | {} |
663996b3 MS |
523 | }; |
524 | ||
525 | int c; | |
526 | ||
527 | assert(argc >= 1); | |
528 | assert(argv); | |
529 | ||
5eef597e | 530 | while ((c = getopt_long(argc, argv, "ht:", options, NULL)) >= 0) |
663996b3 MS |
531 | |
532 | switch (c) { | |
533 | ||
534 | case 'h': | |
535 | help(); | |
536 | return 0; | |
537 | ||
538 | case ARG_VERSION: | |
539 | puts(PACKAGE_STRING); | |
540 | puts(SYSTEMD_FEATURES); | |
541 | return 0; | |
542 | ||
543 | case ARG_NO_PAGER: | |
544 | arg_no_pager = true; | |
545 | break; | |
546 | ||
663996b3 MS |
547 | case 't': { |
548 | int f; | |
549 | f = parse_flags(optarg, arg_flags); | |
550 | if (f < 0) { | |
551 | log_error("Failed to parse flags field."); | |
552 | return -EINVAL; | |
553 | } | |
554 | arg_flags = f; | |
555 | break; | |
556 | } | |
557 | ||
558 | case ARG_DIFF: | |
559 | if (!optarg) | |
560 | arg_diff = 1; | |
561 | else { | |
562 | int b; | |
563 | ||
564 | b = parse_boolean(optarg); | |
565 | if (b < 0) { | |
566 | log_error("Failed to parse diff boolean."); | |
567 | return -EINVAL; | |
568 | } else if (b) | |
569 | arg_diff = 1; | |
570 | else | |
571 | arg_diff = 0; | |
572 | } | |
573 | break; | |
574 | ||
60f067b4 | 575 | case '?': |
663996b3 | 576 | return -EINVAL; |
60f067b4 JS |
577 | |
578 | default: | |
579 | assert_not_reached("Unhandled option"); | |
663996b3 | 580 | } |
663996b3 MS |
581 | |
582 | return 1; | |
583 | } | |
584 | ||
585 | int main(int argc, char *argv[]) { | |
663996b3 MS |
586 | int r = 0, k; |
587 | int n_found = 0; | |
588 | ||
589 | log_parse_environment(); | |
590 | log_open(); | |
591 | ||
592 | r = parse_argv(argc, argv); | |
593 | if (r <= 0) | |
594 | goto finish; | |
595 | ||
596 | if (arg_flags == 0) | |
597 | arg_flags = SHOW_DEFAULTS; | |
598 | ||
599 | if (arg_diff < 0) | |
600 | arg_diff = !!(arg_flags & SHOW_OVERRIDDEN); | |
601 | else if (arg_diff) | |
602 | arg_flags |= SHOW_OVERRIDDEN; | |
603 | ||
60f067b4 | 604 | pager_open_if_enabled(); |
663996b3 MS |
605 | |
606 | if (optind < argc) { | |
607 | int i; | |
608 | ||
609 | for (i = optind; i < argc; i++) { | |
60f067b4 JS |
610 | path_kill_slashes(argv[i]); |
611 | k = process_suffix_chop(argv[i]); | |
663996b3 MS |
612 | if (k < 0) |
613 | r = k; | |
614 | else | |
615 | n_found += k; | |
616 | } | |
617 | ||
618 | } else { | |
60f067b4 JS |
619 | k = process_suffixes(NULL); |
620 | if (k < 0) | |
621 | r = k; | |
622 | else | |
623 | n_found += k; | |
663996b3 MS |
624 | } |
625 | ||
626 | if (r >= 0) | |
14228c0d MB |
627 | printf("%s%i overridden configuration files found.\n", |
628 | n_found ? "\n" : "", n_found); | |
663996b3 MS |
629 | |
630 | finish: | |
631 | pager_close(); | |
632 | ||
633 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; | |
634 | } |