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Commit | Line | Data |
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6dbe3af9 KZ |
1 | /* |
2 | * chfn.c -- change your finger information | |
3 | * (c) 1994 by salvatore valente <svalente@athena.mit.edu> | |
8c24b6aa | 4 | * (c) 2012 by Cody Maloney <cmaloney@theoreticalchaos.com> |
6dbe3af9 KZ |
5 | * |
6 | * this program is free software. you can redistribute it and | |
7 | * modify it under the terms of the gnu general public license. | |
8 | * there is no warranty. | |
9 | * | |
fd6b7a7f | 10 | * $Author: aebr $ |
2b6fc908 KZ |
11 | * $Revision: 1.18 $ |
12 | * $Date: 1998/06/11 22:30:11 $ | |
726f69e2 KZ |
13 | * |
14 | * Updated Thu Oct 12 09:19:26 1995 by faith@cs.unc.edu with security | |
15 | * patches from Zefram <A.Main@dcs.warwick.ac.uk> | |
6dbe3af9 | 16 | * |
7eda085c KZ |
17 | * Hacked by Peter Breitenlohner, peb@mppmu.mpg.de, |
18 | * to remove trailing empty fields. Oct 5, 96. | |
19 | * | |
b50945d4 | 20 | * 1999-02-22 Arkadiusz MiĆkiewicz <misiek@pld.ORG.PL> |
7eda085c | 21 | * - added Native Language Support |
6dbe3af9 KZ |
22 | */ |
23 | ||
6dbe3af9 | 24 | #include <ctype.h> |
3ca10299 | 25 | #include <errno.h> |
6dbe3af9 | 26 | #include <getopt.h> |
3ca10299 | 27 | #include <pwd.h> |
8187b555 | 28 | #include <stdbool.h> |
3ca10299 SK |
29 | #include <stdio.h> |
30 | #include <stdlib.h> | |
31 | #include <string.h> | |
32 | #include <sys/types.h> | |
33 | #include <unistd.h> | |
39941b4e | 34 | |
3ca10299 SK |
35 | #include "c.h" |
36 | #include "env.h" | |
439cdf1e | 37 | #include "closestream.h" |
66ee8158 | 38 | #include "islocal.h" |
3ca10299 | 39 | #include "nls.h" |
66ee8158 | 40 | #include "setpwnam.h" |
8abcf290 | 41 | #include "strutils.h" |
39941b4e | 42 | #include "xalloc.h" |
e88f0059 | 43 | #include "logindefs.h" |
fd6b7a7f | 44 | |
144ae70e SK |
45 | #include "ch-common.h" |
46 | ||
48d7b13a | 47 | #ifdef HAVE_LIBSELINUX |
3ca10299 | 48 | # include <selinux/selinux.h> |
3ca10299 | 49 | # include "selinux_utils.h" |
d03dd608 KZ |
50 | #endif |
51 | ||
8c24b6aa CM |
52 | #ifdef HAVE_LIBUSER |
53 | # include <libuser/user.h> | |
54 | # include "libuser.h" | |
d86918b6 | 55 | #elif CHFN_CHSH_PASSWORD |
8c24b6aa CM |
56 | # include "auth.h" |
57 | #endif | |
58 | ||
e41ae450 SK |
59 | #ifdef HAVE_LIBREADLINE |
60 | # define _FUNCTION_DEF | |
61 | # include <readline/readline.h> | |
62 | #endif | |
63 | ||
6dbe3af9 | 64 | struct finfo { |
3ca10299 SK |
65 | char *full_name; |
66 | char *office; | |
67 | char *office_phone; | |
68 | char *home_phone; | |
69 | char *other; | |
6dbe3af9 KZ |
70 | }; |
71 | ||
d5fdba03 | 72 | struct chfn_control { |
5fe1c32f SK |
73 | struct passwd *pw; |
74 | char *username; | |
75 | /* "oldf" Contains the users original finger information. | |
76 | * "newf" Contains the changed finger information, and contains | |
77 | * NULL in fields that haven't been changed. | |
78 | * In the end, "newf" is folded into "oldf". */ | |
79 | struct finfo oldf, newf; | |
d5fdba03 | 80 | unsigned int |
e88f0059 SK |
81 | allow_fullname:1, /* The login.defs restriction */ |
82 | allow_room:1, /* see: man login.defs(5) */ | |
83 | allow_work:1, /* and look for CHFN_RESTRICT */ | |
84 | allow_home:1, /* keyword for these four. */ | |
f723cbf5 | 85 | changed:1, /* is change requested */ |
d5fdba03 SK |
86 | interactive:1; /* whether to prompt for fields or not */ |
87 | }; | |
88 | ||
7eda085c | 89 | /* we do not accept gecos field sizes longer than MAX_FIELD_SIZE */ |
5c36a0eb KZ |
90 | #define MAX_FIELD_SIZE 256 |
91 | ||
39941b4e MP |
92 | static void __attribute__((__noreturn__)) usage(FILE *fp) |
93 | { | |
3ca10299 | 94 | fputs(USAGE_HEADER, fp); |
09af3db4 | 95 | fprintf(fp, _(" %s [options] [<username>]\n"), program_invocation_short_name); |
451dbcfa BS |
96 | |
97 | fputs(USAGE_SEPARATOR, fp); | |
98 | fputs(_("Change your finger information.\n"), fp); | |
99 | ||
3ca10299 SK |
100 | fputs(USAGE_OPTIONS, fp); |
101 | fputs(_(" -f, --full-name <full-name> real name\n"), fp); | |
102 | fputs(_(" -o, --office <office> office number\n"), fp); | |
103 | fputs(_(" -p, --office-phone <phone> office phone number\n"), fp); | |
104 | fputs(_(" -h, --home-phone <phone> home phone number\n"), fp); | |
105 | fputs(USAGE_SEPARATOR, fp); | |
496083ba SK |
106 | fputs(_(" -u, --help display this help and exit\n"), fp); |
107 | fputs(_(" -v, --version output version information and exit\n"), fp); | |
3ca10299 SK |
108 | fprintf(fp, USAGE_MAN_TAIL("chfn(1)")); |
109 | exit(fp == stderr ? EXIT_FAILURE : EXIT_SUCCESS); | |
39941b4e MP |
110 | } |
111 | ||
24016335 SK |
112 | /* |
113 | * check_gecos_string () -- | |
114 | * check that the given gecos string is legal. if it's not legal, | |
115 | * output "msg" followed by a description of the problem, and return (-1). | |
116 | */ | |
5a57c00a | 117 | static int check_gecos_string(const char *msg, char *gecos) |
3ca10299 | 118 | { |
5a57c00a | 119 | const size_t len = strlen(gecos); |
3ca10299 | 120 | |
5a57c00a SK |
121 | if (MAX_FIELD_SIZE < len) { |
122 | warnx(_("field %s is too long"), msg); | |
24016335 | 123 | return -1; |
3ca10299 | 124 | } |
144ae70e SK |
125 | if (illegal_passwd_chars(gecos)) { |
126 | warnx(_("%s: has illegal characters"), gecos); | |
127 | return -1; | |
3ca10299 | 128 | } |
24016335 | 129 | return 0; |
6dbe3af9 KZ |
130 | } |
131 | ||
132 | /* | |
133 | * parse_argv () -- | |
134 | * parse the command line arguments. | |
135 | * returns true if no information beyond the username was given. | |
136 | */ | |
5fe1c32f | 137 | static void parse_argv(struct chfn_control *ctl, int argc, char **argv) |
6dbe3af9 | 138 | { |
e4efecc4 SK |
139 | int index, c, status = 0; |
140 | static const struct option long_options[] = { | |
87918040 SK |
141 | { "full-name", required_argument, NULL, 'f' }, |
142 | { "office", required_argument, NULL, 'o' }, | |
143 | { "office-phone", required_argument, NULL, 'p' }, | |
144 | { "home-phone", required_argument, NULL, 'h' }, | |
145 | { "help", no_argument, NULL, 'u' }, | |
146 | { "version", no_argument, NULL, 'v' }, | |
147 | { NULL, 0, NULL, 0 }, | |
3ca10299 SK |
148 | }; |
149 | ||
e4efecc4 SK |
150 | while ((c = getopt_long(argc, argv, "f:r:p:h:o:uv", long_options, |
151 | &index)) != -1) { | |
3ca10299 SK |
152 | switch (c) { |
153 | case 'f': | |
e88f0059 SK |
154 | if (!ctl->allow_fullname) |
155 | errx(EXIT_FAILURE, _("login.defs forbids setting %s"), _("Name")); | |
5fe1c32f | 156 | ctl->newf.full_name = optarg; |
e4efecc4 | 157 | status += check_gecos_string(_("Name"), optarg); |
3ca10299 SK |
158 | break; |
159 | case 'o': | |
e88f0059 SK |
160 | if (!ctl->allow_room) |
161 | errx(EXIT_FAILURE, _("login.defs forbids setting %s"), _("Office")); | |
5fe1c32f | 162 | ctl->newf.office = optarg; |
e4efecc4 | 163 | status += check_gecos_string(_("Office"), optarg); |
3ca10299 SK |
164 | break; |
165 | case 'p': | |
e88f0059 SK |
166 | if (!ctl->allow_work) |
167 | errx(EXIT_FAILURE, _("login.defs forbids setting %s"), _("Office Phone")); | |
5fe1c32f | 168 | ctl->newf.office_phone = optarg; |
e4efecc4 | 169 | status += check_gecos_string(_("Office Phone"), optarg); |
3ca10299 SK |
170 | break; |
171 | case 'h': | |
e88f0059 SK |
172 | if (!ctl->allow_home) |
173 | errx(EXIT_FAILURE, _("login.defs forbids setting %s"), _("Home Phone")); | |
5fe1c32f | 174 | ctl->newf.home_phone = optarg; |
e4efecc4 | 175 | status += check_gecos_string(_("Home Phone"), optarg); |
3ca10299 | 176 | break; |
e4efecc4 SK |
177 | case 'v': |
178 | printf(UTIL_LINUX_VERSION); | |
179 | exit(EXIT_SUCCESS); | |
180 | case 'u': | |
181 | usage(stdout); | |
3ca10299 | 182 | default: |
677ec86c | 183 | errtryhelp(EXIT_FAILURE); |
3ca10299 | 184 | } |
f723cbf5 | 185 | ctl->changed = 1; |
e4efecc4 | 186 | ctl->interactive = 0; |
6dbe3af9 | 187 | } |
e4efecc4 SK |
188 | if (status != 0) |
189 | exit(EXIT_FAILURE); | |
3ca10299 SK |
190 | /* done parsing arguments. check for a username. */ |
191 | if (optind < argc) { | |
192 | if (optind + 1 < argc) | |
193 | usage(stderr); | |
5fe1c32f | 194 | ctl->username = argv[optind]; |
6dbe3af9 | 195 | } |
d5fdba03 | 196 | return; |
6dbe3af9 KZ |
197 | } |
198 | ||
6dbe3af9 KZ |
199 | /* |
200 | * parse_passwd () -- | |
3ca10299 | 201 | * take a struct password and fill in the fields of the struct finfo. |
6dbe3af9 | 202 | */ |
5fe1c32f | 203 | static void parse_passwd(struct chfn_control *ctl) |
6dbe3af9 | 204 | { |
3ca10299 | 205 | char *gecos; |
58985f67 | 206 | |
5fe1c32f | 207 | if (!ctl->pw) |
58985f67 | 208 | return; |
58985f67 | 209 | /* use pw_gecos - we take a copy since PAM destroys the original */ |
5fe1c32f | 210 | gecos = xstrdup(ctl->pw->pw_gecos); |
58985f67 | 211 | /* extract known fields */ |
5fe1c32f SK |
212 | ctl->oldf.full_name = strsep(&gecos, ","); |
213 | ctl->oldf.office = strsep(&gecos, ","); | |
214 | ctl->oldf.office_phone = strsep(&gecos, ","); | |
215 | ctl->oldf.home_phone = strsep(&gecos, ","); | |
58985f67 SK |
216 | /* extra fields contain site-specific information, and can |
217 | * not be changed by this version of chfn. */ | |
5fe1c32f | 218 | ctl->oldf.other = strsep(&gecos, ","); |
6dbe3af9 KZ |
219 | } |
220 | ||
6dbe3af9 | 221 | /* |
d9e1ac99 | 222 | * ask_new_field () -- |
6dbe3af9 KZ |
223 | * ask the user for a given field and check that the string is legal. |
224 | */ | |
d9e1ac99 SK |
225 | static char *ask_new_field(struct chfn_control *ctl, const char *question, |
226 | char *def_val) | |
6dbe3af9 | 227 | { |
3ca10299 | 228 | int len; |
e41ae450 SK |
229 | char *buf; |
230 | #ifndef HAVE_LIBREADLINE | |
231 | size_t dummy = 0; | |
232 | #endif | |
3ca10299 | 233 | |
5a57c00a SK |
234 | if (!def_val) |
235 | def_val = ""; | |
3ca10299 | 236 | while (true) { |
3ca10299 | 237 | printf("%s [%s]: ", question, def_val); |
5a57c00a | 238 | __fpurge(stdin); |
e41ae450 SK |
239 | #ifdef HAVE_LIBREADLINE |
240 | if ((buf = readline(NULL)) == NULL) | |
241 | #else | |
242 | if (getline(&buf, &dummy, stdin) < 0) | |
243 | #endif | |
3ca10299 | 244 | errx(EXIT_FAILURE, _("Aborted.")); |
5a57c00a | 245 | /* remove white spaces from string end */ |
e41ae450 SK |
246 | ltrim_whitespace((unsigned char *) buf); |
247 | len = rtrim_whitespace((unsigned char *) buf); | |
248 | if (len == 0) { | |
249 | free(buf); | |
f723cbf5 | 250 | return xstrdup(def_val); |
e41ae450 SK |
251 | } |
252 | if (!strcasecmp(buf, "none")) { | |
253 | free(buf); | |
f723cbf5 SK |
254 | ctl->changed = 1; |
255 | return xstrdup(""); | |
256 | } | |
e41ae450 | 257 | if (check_gecos_string(question, buf) >= 0) |
3ca10299 SK |
258 | break; |
259 | } | |
f723cbf5 | 260 | ctl->changed = 1; |
e41ae450 | 261 | return buf; |
6dbe3af9 KZ |
262 | } |
263 | ||
e88f0059 SK |
264 | /* |
265 | * get_login_defs() | |
266 | * find /etc/login.defs CHFN_RESTRICT and save restrictions to run time | |
267 | */ | |
268 | static void get_login_defs(struct chfn_control *ctl) | |
269 | { | |
270 | const char *s; | |
271 | size_t i; | |
272 | int broken = 0; | |
273 | ||
274 | /* real root does not have restrictions */ | |
275 | if (geteuid() == getuid() && getuid() == 0) { | |
276 | ctl->allow_fullname = ctl->allow_room = ctl->allow_work = ctl->allow_home = 1; | |
277 | return; | |
278 | } | |
279 | s = getlogindefs_str("CHFN_RESTRICT", ""); | |
280 | if (!strcmp(s, "yes")) { | |
281 | ctl->allow_room = ctl->allow_work = ctl->allow_home = 1; | |
282 | return; | |
283 | } | |
284 | if (!strcmp(s, "no")) { | |
285 | ctl->allow_fullname = ctl->allow_room = ctl->allow_work = ctl->allow_home = 1; | |
286 | return; | |
287 | } | |
288 | for (i = 0; s[i]; i++) { | |
289 | switch (s[i]) { | |
290 | case 'f': | |
291 | ctl->allow_fullname = 1; | |
292 | break; | |
293 | case 'r': | |
294 | ctl->allow_room = 1; | |
295 | break; | |
296 | case 'w': | |
297 | ctl->allow_work = 1; | |
298 | break; | |
299 | case 'h': | |
300 | ctl->allow_home = 1; | |
301 | break; | |
302 | default: | |
303 | broken = 1; | |
304 | } | |
305 | } | |
306 | if (broken) | |
307 | warnx(_("%s: CHFN_RESTRICT has unexpected value: %s"), _PATH_LOGINDEFS, s); | |
308 | if (!ctl->allow_fullname && !ctl->allow_room && !ctl->allow_work && !ctl->allow_home) | |
309 | errx(EXIT_FAILURE, _("%s: CHFN_RESTRICT does not allow any changes"), _PATH_LOGINDEFS); | |
310 | return; | |
311 | } | |
312 | ||
6dbe3af9 | 313 | /* |
24016335 SK |
314 | * ask_info () -- |
315 | * prompt the user for the finger information and store it. | |
6dbe3af9 | 316 | */ |
5fe1c32f | 317 | static void ask_info(struct chfn_control *ctl) |
6dbe3af9 | 318 | { |
e88f0059 SK |
319 | if (ctl->allow_fullname) |
320 | ctl->newf.full_name = ask_new_field(ctl, _("Name"), ctl->oldf.full_name); | |
321 | if (ctl->allow_room) | |
322 | ctl->newf.office = ask_new_field(ctl, _("Office"), ctl->oldf.office); | |
323 | if (ctl->allow_work) | |
324 | ctl->newf.office_phone = ask_new_field(ctl, _("Office Phone"), ctl->oldf.office_phone); | |
325 | if (ctl->allow_home) | |
326 | ctl->newf.home_phone = ask_new_field(ctl, _("Home Phone"), ctl->oldf.home_phone); | |
327 | putchar('\n'); | |
6dbe3af9 KZ |
328 | } |
329 | ||
330 | /* | |
f723cbf5 SK |
331 | * find_field () -- |
332 | * find field value in uninteractive mode; can be new, old, or blank | |
6dbe3af9 | 333 | */ |
f723cbf5 | 334 | static char *find_field(char *nf, char *of) |
6dbe3af9 | 335 | { |
f723cbf5 SK |
336 | if (nf) |
337 | return nf; | |
338 | if (of) | |
339 | return of; | |
340 | return xstrdup(""); | |
341 | } | |
3ca10299 | 342 | |
f723cbf5 SK |
343 | /* |
344 | * add_missing () -- | |
345 | * add not supplied field values when in uninteractive mode | |
346 | */ | |
347 | static void add_missing(struct chfn_control *ctl) | |
348 | { | |
349 | ctl->newf.full_name = find_field(ctl->newf.full_name, ctl->oldf.full_name); | |
350 | ctl->newf.office = find_field(ctl->newf.office, ctl->oldf.office); | |
351 | ctl->newf.office_phone = find_field(ctl->newf.office_phone, ctl->oldf.office_phone); | |
352 | ctl->newf.home_phone = find_field(ctl->newf.home_phone, ctl->oldf.home_phone); | |
353 | ctl->newf.other = find_field(ctl->newf.other, ctl->oldf.other); | |
354 | printf("\n"); | |
6dbe3af9 KZ |
355 | } |
356 | ||
357 | /* | |
358 | * save_new_data () -- | |
359 | * save the given finger info in /etc/passwd. | |
360 | * return zero on success. | |
361 | */ | |
5fe1c32f | 362 | static int save_new_data(struct chfn_control *ctl) |
6dbe3af9 | 363 | { |
3ca10299 SK |
364 | char *gecos; |
365 | int len; | |
366 | ||
3ca10299 | 367 | /* create the new gecos string */ |
f723cbf5 SK |
368 | len = xasprintf(&gecos, "%s,%s,%s,%s,%s", |
369 | ctl->newf.full_name, | |
370 | ctl->newf.office, | |
371 | ctl->newf.office_phone, | |
372 | ctl->newf.home_phone, | |
373 | ctl->newf.other); | |
3ca10299 | 374 | |
5fe1c32f | 375 | /* remove trailing empty fields (but not subfields of ctl->newf.other) */ |
f723cbf5 | 376 | if (!ctl->newf.other) { |
3ca10299 SK |
377 | while (len > 0 && gecos[len - 1] == ',') |
378 | len--; | |
379 | gecos[len] = 0; | |
380 | } | |
381 | ||
8c24b6aa | 382 | #ifdef HAVE_LIBUSER |
5fe1c32f | 383 | if (set_value_libuser("chfn", ctl->username, ctl->pw->pw_uid, |
d86918b6 | 384 | LU_GECOS, gecos) < 0) { |
8c24b6aa | 385 | #else /* HAVE_LIBUSER */ |
3ca10299 | 386 | /* write the new struct passwd to the passwd file. */ |
5fe1c32f | 387 | ctl->pw->pw_gecos = gecos; |
bde91c85 | 388 | if (setpwnam(ctl->pw, ".chfn") < 0) { |
d86918b6 | 389 | warn("setpwnam failed"); |
8c24b6aa | 390 | #endif |
3ca10299 SK |
391 | printf(_ |
392 | ("Finger information *NOT* changed. Try again later.\n")); | |
393 | return -1; | |
394 | } | |
1b7a19eb | 395 | free(gecos); |
3ca10299 SK |
396 | printf(_("Finger information changed.\n")); |
397 | return 0; | |
6dbe3af9 | 398 | } |
24016335 SK |
399 | |
400 | int main(int argc, char **argv) | |
401 | { | |
402 | uid_t uid; | |
d5fdba03 SK |
403 | struct chfn_control ctl = { |
404 | .interactive = 1 | |
405 | }; | |
24016335 SK |
406 | |
407 | sanitize_env(); | |
408 | setlocale(LC_ALL, ""); /* both for messages and for iscntrl() below */ | |
409 | bindtextdomain(PACKAGE, LOCALEDIR); | |
410 | textdomain(PACKAGE); | |
411 | atexit(close_stdout); | |
24016335 | 412 | uid = getuid(); |
24016335 | 413 | |
e88f0059 SK |
414 | /* check /etc/login.defs CHFN_RESTRICT */ |
415 | get_login_defs(&ctl); | |
416 | ||
5fe1c32f SK |
417 | parse_argv(&ctl, argc, argv); |
418 | if (!ctl.username) { | |
419 | ctl.pw = getpwuid(uid); | |
420 | if (!ctl.pw) | |
24016335 SK |
421 | errx(EXIT_FAILURE, _("you (user %d) don't exist."), |
422 | uid); | |
5fe1c32f | 423 | ctl.username = ctl.pw->pw_name; |
24016335 | 424 | } else { |
5fe1c32f SK |
425 | ctl.pw = getpwnam(ctl.username); |
426 | if (!ctl.pw) | |
24016335 | 427 | errx(EXIT_FAILURE, _("user \"%s\" does not exist."), |
5fe1c32f | 428 | ctl.username); |
24016335 | 429 | } |
5fe1c32f | 430 | parse_passwd(&ctl); |
24016335 | 431 | #ifndef HAVE_LIBUSER |
5fe1c32f | 432 | if (!(is_local(ctl.username))) |
24016335 SK |
433 | errx(EXIT_FAILURE, _("can only change local entries")); |
434 | #endif | |
435 | ||
436 | #ifdef HAVE_LIBSELINUX | |
437 | if (is_selinux_enabled() > 0) { | |
438 | if (uid == 0) { | |
dd5ef107 KZ |
439 | access_vector_t av = get_access_vector("passwd", "chfn"); |
440 | ||
441 | if (selinux_check_passwd_access(av) != 0) { | |
24016335 SK |
442 | security_context_t user_context; |
443 | if (getprevcon(&user_context) < 0) | |
444 | user_context = NULL; | |
445 | errx(EXIT_FAILURE, | |
446 | _("%s is not authorized to change " | |
447 | "the finger info of %s"), | |
448 | user_context ? : _("Unknown user context"), | |
5fe1c32f | 449 | ctl.username); |
24016335 SK |
450 | } |
451 | } | |
452 | if (setupDefaultContext(_PATH_PASSWD)) | |
453 | errx(EXIT_FAILURE, | |
454 | _("can't set default context for %s"), _PATH_PASSWD); | |
455 | } | |
456 | #endif | |
457 | ||
458 | #ifdef HAVE_LIBUSER | |
459 | /* If we're setuid and not really root, disallow the password change. */ | |
5fe1c32f | 460 | if (geteuid() != getuid() && uid != ctl.pw->pw_uid) { |
24016335 | 461 | #else |
bf6c15ed | 462 | if (uid != 0 && uid != ctl.pw->pw_uid) { |
24016335 SK |
463 | #endif |
464 | errno = EACCES; | |
465 | err(EXIT_FAILURE, _("running UID doesn't match UID of user we're " | |
466 | "altering, change denied")); | |
467 | } | |
468 | ||
5fe1c32f | 469 | printf(_("Changing finger information for %s.\n"), ctl.username); |
24016335 SK |
470 | |
471 | #if !defined(HAVE_LIBUSER) && defined(CHFN_CHSH_PASSWORD) | |
5fe1c32f | 472 | if (!auth_pam("chfn", uid, ctl.username)) { |
24016335 SK |
473 | return EXIT_FAILURE; |
474 | } | |
475 | #endif | |
476 | ||
d5fdba03 | 477 | if (ctl.interactive) |
5fe1c32f | 478 | ask_info(&ctl); |
e88f0059 SK |
479 | |
480 | add_missing(&ctl); | |
24016335 | 481 | |
f723cbf5 | 482 | if (!ctl.changed) { |
24016335 SK |
483 | printf(_("Finger information not changed.\n")); |
484 | return EXIT_SUCCESS; | |
485 | } | |
486 | ||
5fe1c32f | 487 | return save_new_data(&ctl) == 0 ? EXIT_SUCCESS : EXIT_FAILURE; |
24016335 | 488 | } |