1 /*-*- Mode: C; c-basic-offset: 8 -*-*/
4 This file is part of systemd.
6 Copyright 2010 Lennart Poettering
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
31 #include <sys/resource.h>
32 #include <linux/sched.h>
33 #include <sys/types.h>
37 #include <sys/ioctl.h>
39 #include <linux/tiocl.h>
42 #include <sys/inotify.h>
53 bool streq_ptr(const char *a, const char *b) {
55 /* Like streq(), but tries to make sense of NULL pointers */
66 usec_t now(clockid_t clock_id) {
69 assert_se(clock_gettime(clock_id, &ts) == 0);
71 return timespec_load(&ts);
74 usec_t timespec_load(const struct timespec *ts) {
78 (usec_t) ts->tv_sec * USEC_PER_SEC +
79 (usec_t) ts->tv_nsec / NSEC_PER_USEC;
82 struct timespec *timespec_store(struct timespec *ts, usec_t u) {
85 ts->tv_sec = (time_t) (u / USEC_PER_SEC);
86 ts->tv_nsec = (long int) ((u % USEC_PER_SEC) * NSEC_PER_USEC);
91 usec_t timeval_load(const struct timeval *tv) {
95 (usec_t) tv->tv_sec * USEC_PER_SEC +
99 struct timeval *timeval_store(struct timeval *tv, usec_t u) {
102 tv->tv_sec = (time_t) (u / USEC_PER_SEC);
103 tv->tv_usec = (suseconds_t) (u % USEC_PER_SEC);
108 bool endswith(const char *s, const char *postfix) {
115 pl = strlen(postfix);
120 return memcmp(s + sl - pl, postfix, pl) == 0;
123 bool startswith(const char *s, const char *prefix) {
135 return memcmp(s, prefix, pl) == 0;
138 bool first_word(const char *s, const char *word) {
150 if (memcmp(s, word, wl) != 0)
153 return (s[wl] == 0 ||
154 strchr(WHITESPACE, s[wl]));
157 int close_nointr(int fd) {
163 if ((r = close(fd)) >= 0)
171 void close_nointr_nofail(int fd) {
172 int saved_errno = errno;
174 /* like close_nointr() but cannot fail, and guarantees errno
177 assert_se(close_nointr(fd) == 0);
182 int parse_boolean(const char *v) {
185 if (streq(v, "1") || v[0] == 'y' || v[0] == 'Y' || v[0] == 't' || v[0] == 'T' || !strcasecmp(v, "on"))
187 else if (streq(v, "0") || v[0] == 'n' || v[0] == 'N' || v[0] == 'f' || v[0] == 'F' || !strcasecmp(v, "off"))
193 int safe_atou(const char *s, unsigned *ret_u) {
201 l = strtoul(s, &x, 0);
203 if (!x || *x || errno)
204 return errno ? -errno : -EINVAL;
206 if ((unsigned long) (unsigned) l != l)
209 *ret_u = (unsigned) l;
213 int safe_atoi(const char *s, int *ret_i) {
221 l = strtol(s, &x, 0);
223 if (!x || *x || errno)
224 return errno ? -errno : -EINVAL;
226 if ((long) (int) l != l)
233 int safe_atolu(const char *s, long unsigned *ret_lu) {
241 l = strtoul(s, &x, 0);
243 if (!x || *x || errno)
244 return errno ? -errno : -EINVAL;
250 int safe_atoli(const char *s, long int *ret_li) {
258 l = strtol(s, &x, 0);
260 if (!x || *x || errno)
261 return errno ? -errno : -EINVAL;
267 int safe_atollu(const char *s, long long unsigned *ret_llu) {
269 unsigned long long l;
275 l = strtoull(s, &x, 0);
277 if (!x || *x || errno)
278 return errno ? -errno : -EINVAL;
284 int safe_atolli(const char *s, long long int *ret_lli) {
292 l = strtoll(s, &x, 0);
294 if (!x || *x || errno)
295 return errno ? -errno : -EINVAL;
301 /* Split a string into words. */
302 char *split(const char *c, size_t *l, const char *separator, char **state) {
305 current = *state ? *state : (char*) c;
307 if (!*current || *c == 0)
310 current += strspn(current, separator);
311 *l = strcspn(current, separator);
314 return (char*) current;
317 /* Split a string into words, but consider strings enclosed in '' and
318 * "" as words even if they include spaces. */
319 char *split_quoted(const char *c, size_t *l, char **state) {
322 current = *state ? *state : (char*) c;
324 if (!*current || *c == 0)
327 current += strspn(current, WHITESPACE);
329 if (*current == '\'') {
331 *l = strcspn(current, "'");
336 } else if (*current == '\"') {
338 *l = strcspn(current, "\"");
344 *l = strcspn(current, WHITESPACE);
348 /* FIXME: Cannot deal with strings that have spaces AND ticks
351 return (char*) current;
354 char **split_path_and_make_absolute(const char *p) {
358 if (!(l = strv_split(p, ":")))
361 if (!strv_path_make_absolute_cwd(l)) {
369 int get_parent_of_pid(pid_t pid, pid_t *_ppid) {
372 char fn[132], line[256], *p;
373 long long unsigned ppid;
378 assert_se(snprintf(fn, sizeof(fn)-1, "/proc/%llu/stat", (unsigned long long) pid) < (int) (sizeof(fn)-1));
379 fn[sizeof(fn)-1] = 0;
381 if (!(f = fopen(fn, "r")))
384 if (!(fgets(line, sizeof(line), f))) {
392 /* Let's skip the pid and comm fields. The latter is enclosed
393 * in () but does not escape any () in its value, so let's
394 * skip over it manually */
396 if (!(p = strrchr(line, ')')))
407 if ((long long unsigned) (pid_t) ppid != ppid)
410 *_ppid = (pid_t) ppid;
415 int write_one_line_file(const char *fn, const char *line) {
422 if (!(f = fopen(fn, "we")))
425 if (fputs(line, f) < 0) {
436 int read_one_line_file(const char *fn, char **line) {
444 if (!(f = fopen(fn, "re")))
447 if (!(fgets(t, sizeof(t), f))) {
452 if (!(c = strdup(t))) {
465 char *truncate_nl(char *s) {
468 s[strcspn(s, NEWLINE)] = 0;
472 int get_process_name(pid_t pid, char **name) {
479 if (asprintf(&p, "/proc/%llu/comm", (unsigned long long) pid) < 0)
482 r = read_one_line_file(p, name);
492 char *strappend(const char *s, const char *suffix) {
502 if (!(r = new(char, a+b+1)))
506 memcpy(r+a, suffix, b);
512 int readlink_malloc(const char *p, char **r) {
522 if (!(c = new(char, l)))
525 if ((n = readlink(p, c, l-1)) < 0) {
531 if ((size_t) n < l-1) {
542 char *file_name_from_path(const char *p) {
547 if ((r = strrchr(p, '/')))
553 bool path_is_absolute(const char *p) {
559 bool is_path(const char *p) {
561 return !!strchr(p, '/');
564 char *path_make_absolute(const char *p, const char *prefix) {
569 /* Makes every item in the list an absolute path by prepending
570 * the prefix, if specified and necessary */
572 if (path_is_absolute(p) || !prefix)
575 if (asprintf(&r, "%s/%s", prefix, p) < 0)
581 char *path_make_absolute_cwd(const char *p) {
586 /* Similar to path_make_absolute(), but prefixes with the
587 * current working directory. */
589 if (path_is_absolute(p))
592 if (!(cwd = get_current_dir_name()))
595 r = path_make_absolute(p, cwd);
601 char **strv_path_make_absolute_cwd(char **l) {
604 /* Goes through every item in the string list and makes it
605 * absolute. This works in place and won't rollback any
606 * changes on failure. */
611 if (!(t = path_make_absolute_cwd(*s)))
621 int reset_all_signal_handlers(void) {
624 for (sig = 1; sig < _NSIG; sig++) {
627 if (sig == SIGKILL || sig == SIGSTOP)
631 sa.sa_handler = SIG_DFL;
632 sa.sa_flags = SA_RESTART;
634 /* On Linux the first two RT signals are reserved by
635 * glibc, and sigaction() will return EINVAL for them. */
636 if ((sigaction(sig, &sa, NULL) < 0))
644 char *strstrip(char *s) {
647 /* Drops trailing whitespace. Modifies the string in
648 * place. Returns pointer to first non-space character */
650 s += strspn(s, WHITESPACE);
653 if (!strchr(WHITESPACE, *e))
664 char *delete_chars(char *s, const char *bad) {
667 /* Drops all whitespace, regardless where in the string */
669 for (f = s, t = s; *f; f++) {
681 char *file_in_same_dir(const char *path, const char *filename) {
688 /* This removes the last component of path and appends
689 * filename, unless the latter is absolute anyway or the
692 if (path_is_absolute(filename))
693 return strdup(filename);
695 if (!(e = strrchr(path, '/')))
696 return strdup(filename);
698 k = strlen(filename);
699 if (!(r = new(char, e-path+1+k+1)))
702 memcpy(r, path, e-path+1);
703 memcpy(r+(e-path)+1, filename, k+1);
708 int mkdir_parents(const char *path, mode_t mode) {
713 /* Creates every parent directory in the path except the last
716 p = path + strspn(path, "/");
721 e = p + strcspn(p, "/");
722 p = e + strspn(e, "/");
724 /* Is this the last component? If so, then we're
729 if (!(t = strndup(path, e - path)))
736 if (r < 0 && errno != EEXIST)
741 int mkdir_p(const char *path, mode_t mode) {
746 if ((r = mkdir_parents(path, mode)) < 0)
749 if (mkdir(path, mode) < 0)
755 char hexchar(int x) {
756 static const char table[16] = "0123456789abcdef";
758 return table[x & 15];
761 int unhexchar(char c) {
763 if (c >= '0' && c <= '9')
766 if (c >= 'a' && c <= 'f')
769 if (c >= 'A' && c <= 'F')
775 char octchar(int x) {
776 return '0' + (x & 7);
779 int unoctchar(char c) {
781 if (c >= '0' && c <= '7')
787 char decchar(int x) {
788 return '0' + (x % 10);
791 int undecchar(char c) {
793 if (c >= '0' && c <= '9')
799 char *cescape(const char *s) {
805 /* Does C style string escaping. */
807 if (!(r = new(char, strlen(s)*4 + 1)))
810 for (f = s, t = r; *f; f++)
856 /* For special chars we prefer octal over
857 * hexadecimal encoding, simply because glib's
858 * g_strescape() does the same */
859 if ((*f < ' ') || (*f >= 127)) {
861 *(t++) = octchar((unsigned char) *f >> 6);
862 *(t++) = octchar((unsigned char) *f >> 3);
863 *(t++) = octchar((unsigned char) *f);
874 char *cunescape(const char *s) {
880 /* Undoes C style string escaping */
882 if (!(r = new(char, strlen(s)+1)))
885 for (f = s, t = r; *f; f++) {
928 /* hexadecimal encoding */
931 if ((a = unhexchar(f[1])) < 0 ||
932 (b = unhexchar(f[2])) < 0) {
933 /* Invalid escape code, let's take it literal then */
937 *(t++) = (char) ((a << 4) | b);
955 if ((a = unoctchar(f[0])) < 0 ||
956 (b = unoctchar(f[1])) < 0 ||
957 (c = unoctchar(f[2])) < 0) {
958 /* Invalid escape code, let's take it literal then */
962 *(t++) = (char) ((a << 6) | (b << 3) | c);
970 /* premature end of string.*/
975 /* Invalid escape code, let's take it literal then */
988 char *xescape(const char *s, const char *bad) {
992 /* Escapes all chars in bad, in addition to \ and all special
993 * chars, in \xFF style escaping. May be reversed with
996 if (!(r = new(char, strlen(s)*4+1)))
999 for (f = s, t = r; *f; f++) {
1001 if ((*f < ' ') || (*f >= 127) ||
1002 (*f == '\\') || strchr(bad, *f)) {
1005 *(t++) = hexchar(*f >> 4);
1006 *(t++) = hexchar(*f);
1016 char *bus_path_escape(const char *s) {
1022 /* Escapes all chars that D-Bus' object path cannot deal
1023 * with. Can be reverse with bus_path_unescape() */
1025 if (!(r = new(char, strlen(s)*3+1)))
1028 for (f = s, t = r; *f; f++) {
1030 if (!(*f >= 'A' && *f <= 'Z') &&
1031 !(*f >= 'a' && *f <= 'z') &&
1032 !(*f >= '0' && *f <= '9')) {
1034 *(t++) = hexchar(*f >> 4);
1035 *(t++) = hexchar(*f);
1045 char *bus_path_unescape(const char *f) {
1050 if (!(r = strdup(f)))
1053 for (t = r; *f; f++) {
1058 if ((a = unhexchar(f[1])) < 0 ||
1059 (b = unhexchar(f[2])) < 0) {
1060 /* Invalid escape code, let's take it literal then */
1063 *(t++) = (char) ((a << 4) | b);
1075 char *path_kill_slashes(char *path) {
1079 /* Removes redundant inner and trailing slashes. Modifies the
1080 * passed string in-place.
1082 * ///foo///bar/ becomes /foo/bar
1085 for (f = path, t = path; *f; f++) {
1100 /* Special rule, if we are talking of the root directory, a
1101 trailing slash is good */
1103 if (t == path && slash)
1110 bool path_startswith(const char *path, const char *prefix) {
1114 if ((path[0] == '/') != (prefix[0] == '/'))
1120 path += strspn(path, "/");
1121 prefix += strspn(prefix, "/");
1129 a = strcspn(path, "/");
1130 b = strcspn(prefix, "/");
1135 if (memcmp(path, prefix, a) != 0)
1143 char *ascii_strlower(char *t) {
1148 for (p = t; *p; p++)
1149 if (*p >= 'A' && *p <= 'Z')
1150 *p = *p - 'A' + 'a';
1155 bool ignore_file(const char *filename) {
1159 filename[0] == '.' ||
1160 endswith(filename, "~") ||
1161 endswith(filename, ".rpmnew") ||
1162 endswith(filename, ".rpmsave") ||
1163 endswith(filename, ".rpmorig") ||
1164 endswith(filename, ".dpkg-old") ||
1165 endswith(filename, ".dpkg-new") ||
1166 endswith(filename, ".swp");
1169 int fd_nonblock(int fd, bool nonblock) {
1174 if ((flags = fcntl(fd, F_GETFL, 0)) < 0)
1178 flags |= O_NONBLOCK;
1180 flags &= ~O_NONBLOCK;
1182 if (fcntl(fd, F_SETFL, flags) < 0)
1188 int fd_cloexec(int fd, bool cloexec) {
1193 if ((flags = fcntl(fd, F_GETFD, 0)) < 0)
1197 flags |= FD_CLOEXEC;
1199 flags &= ~FD_CLOEXEC;
1201 if (fcntl(fd, F_SETFD, flags) < 0)
1207 int close_all_fds(const int except[], unsigned n_except) {
1212 if (!(d = opendir("/proc/self/fd")))
1215 while ((de = readdir(d))) {
1218 if (de->d_name[0] == '.')
1221 if ((r = safe_atoi(de->d_name, &fd)) < 0)
1235 for (i = 0; i < n_except; i++)
1236 if (except[i] == fd) {
1245 if ((r = close_nointr(fd)) < 0) {
1246 /* Valgrind has its own FD and doesn't want to have it closed */
1259 bool chars_intersect(const char *a, const char *b) {
1262 /* Returns true if any of the chars in a are in b. */
1263 for (p = a; *p; p++)
1270 char *format_timestamp(char *buf, size_t l, usec_t t) {
1280 sec = (time_t) t / USEC_PER_SEC;
1282 if (strftime(buf, l, "%a, %d %b %Y %H:%M:%S %z", localtime_r(&sec, &tm)) <= 0)
1288 bool fstype_is_network(const char *fstype) {
1289 static const char * const table[] = {
1299 for (i = 0; i < ELEMENTSOF(table); i++)
1300 if (streq(table[i], fstype))
1309 if ((fd = open("/dev/tty0", O_RDWR|O_NOCTTY|O_CLOEXEC)) < 0)
1314 TIOCL_GETKMSGREDIRECT,
1318 if (ioctl(fd, TIOCLINUX, tiocl) < 0)
1321 vt = tiocl[0] <= 0 ? 1 : tiocl[0];
1324 if (ioctl(fd, VT_ACTIVATE, vt) < 0)
1331 int read_one_char(FILE *f, char *ret, bool *need_nl) {
1332 struct termios old_termios, new_termios;
1339 if (tcgetattr(fileno(f), &old_termios) >= 0) {
1340 new_termios = old_termios;
1342 new_termios.c_lflag &= ~ICANON;
1343 new_termios.c_cc[VMIN] = 1;
1344 new_termios.c_cc[VTIME] = 0;
1346 if (tcsetattr(fileno(f), TCSADRAIN, &new_termios) >= 0) {
1349 k = fread(&c, 1, 1, f);
1351 tcsetattr(fileno(f), TCSADRAIN, &old_termios);
1357 *need_nl = c != '\n';
1364 if (!(fgets(line, sizeof(line), f)))
1369 if (strlen(line) != 1)
1379 int ask(char *ret, const char *replies, const char *text, ...) {
1388 bool need_nl = true;
1396 if ((r = read_one_char(stdin, &c, &need_nl)) < 0) {
1398 if (r == -EBADMSG) {
1399 puts("Bad input, please try again.");
1410 if (strchr(replies, c)) {
1415 puts("Read unexpected character, please try again.");
1419 int reset_terminal(int fd) {
1420 struct termios termios;
1425 /* Set terminal to some sane defaults */
1427 if (tcgetattr(fd, &termios) < 0) {
1432 /* We only reset the stuff that matters to the software. How
1433 * hardware is set up we don't touch assuming that somebody
1434 * else will do that for us */
1436 termios.c_iflag &= ~(IGNBRK | BRKINT | ISTRIP | INLCR | IGNCR | IUCLC);
1437 termios.c_iflag |= ICRNL | IMAXBEL | IUTF8;
1438 termios.c_oflag |= ONLCR;
1439 termios.c_cflag |= CREAD;
1440 termios.c_lflag = ISIG | ICANON | IEXTEN | ECHO | ECHOE | ECHOK | ECHOCTL | ECHOPRT | ECHOKE;
1442 termios.c_cc[VINTR] = 03; /* ^C */
1443 termios.c_cc[VQUIT] = 034; /* ^\ */
1444 termios.c_cc[VERASE] = 0177;
1445 termios.c_cc[VKILL] = 025; /* ^X */
1446 termios.c_cc[VEOF] = 04; /* ^D */
1447 termios.c_cc[VSTART] = 021; /* ^Q */
1448 termios.c_cc[VSTOP] = 023; /* ^S */
1449 termios.c_cc[VSUSP] = 032; /* ^Z */
1450 termios.c_cc[VLNEXT] = 026; /* ^V */
1451 termios.c_cc[VWERASE] = 027; /* ^W */
1452 termios.c_cc[VREPRINT] = 022; /* ^R */
1453 termios.c_cc[VEOL] = 0;
1454 termios.c_cc[VEOL2] = 0;
1456 termios.c_cc[VTIME] = 0;
1457 termios.c_cc[VMIN] = 1;
1459 if (tcsetattr(fd, TCSANOW, &termios) < 0)
1463 /* Just in case, flush all crap out */
1464 tcflush(fd, TCIOFLUSH);
1469 int open_terminal(const char *name, int mode) {
1472 if ((fd = open(name, mode)) < 0)
1475 if ((r = isatty(fd)) < 0) {
1476 close_nointr_nofail(fd);
1481 close_nointr_nofail(fd);
1488 int flush_fd(int fd) {
1489 struct pollfd pollfd;
1493 pollfd.events = POLLIN;
1500 if ((r = poll(&pollfd, 1, 0)) < 0) {
1511 if ((l = read(fd, buf, sizeof(buf))) < 0) {
1516 if (errno == EAGAIN)
1527 int acquire_terminal(const char *name, bool fail, bool force) {
1528 int fd = -1, notify = -1, r, wd;
1532 /* We use inotify to be notified when the tty is closed. We
1533 * create the watch before checking if we can actually acquire
1534 * it, so that we don't lose any event.
1536 * Note: strictly speaking this actually watches for the
1537 * device being closed, it does *not* really watch whether a
1538 * tty loses its controlling process. However, unless some
1539 * rogue process uses TIOCNOTTY on /dev/tty *after* closing
1540 * its tty otherwise this will not become a problem. As long
1541 * as the administrator makes sure not configure any service
1542 * on the same tty as an untrusted user this should not be a
1543 * problem. (Which he probably should not do anyway.) */
1545 if (!fail && !force) {
1546 if ((notify = inotify_init1(IN_CLOEXEC)) < 0) {
1551 if ((wd = inotify_add_watch(notify, name, IN_CLOSE)) < 0) {
1558 if ((r = flush_fd(notify)) < 0)
1561 /* We pass here O_NOCTTY only so that we can check the return
1562 * value TIOCSCTTY and have a reliable way to figure out if we
1563 * successfully became the controlling process of the tty */
1564 if ((fd = open_terminal(name, O_RDWR|O_NOCTTY)) < 0)
1567 /* First, try to get the tty */
1568 if ((r = ioctl(fd, TIOCSCTTY, force)) < 0 &&
1569 (force || fail || errno != EPERM)) {
1579 assert(notify >= 0);
1582 struct inotify_event e;
1585 if ((l = read(notify, &e, sizeof(e))) != sizeof(e)) {
1599 if (e.wd != wd || !(e.mask & IN_CLOSE)) {
1607 /* We close the tty fd here since if the old session
1608 * ended our handle will be dead. It's important that
1609 * we do this after sleeping, so that we don't enter
1610 * an endless loop. */
1611 close_nointr_nofail(fd);
1615 close_nointr(notify);
1617 if ((r = reset_terminal(fd)) < 0)
1618 log_warning("Failed to reset terminal: %s", strerror(-r));
1627 close_nointr(notify);
1632 int release_terminal(void) {
1635 if ((fd = open("/dev/tty", O_RDWR)) < 0)
1638 if (ioctl(fd, TIOCNOTTY) < 0)
1641 close_nointr_nofail(fd);
1645 int ignore_signal(int sig) {
1646 struct sigaction sa;
1649 sa.sa_handler = SIG_IGN;
1650 sa.sa_flags = SA_RESTART;
1652 return sigaction(sig, &sa, NULL);
1655 int close_pipe(int p[]) {
1661 a = close_nointr(p[0]);
1666 b = close_nointr(p[1]);
1670 return a < 0 ? a : b;
1673 ssize_t loop_read(int fd, void *buf, size_t nbytes) {
1682 while (nbytes > 0) {
1685 if ((k = read(fd, p, nbytes)) <= 0) {
1690 if (errno == EAGAIN) {
1691 struct pollfd pollfd;
1695 pollfd.events = POLLIN;
1697 if (poll(&pollfd, 1, -1) < 0) {
1701 return n > 0 ? n : -errno;
1704 if (pollfd.revents != POLLIN)
1705 return n > 0 ? n : -EIO;
1710 return n > 0 ? n : (k < 0 ? -errno : 0);
1721 int path_is_mount_point(const char *t) {
1725 if (lstat(t, &a) < 0) {
1727 if (errno == ENOENT)
1733 if (!(copy = strdup(t)))
1736 if (lstat(dirname(copy), &b) < 0) {
1743 return a.st_dev != b.st_dev;
1746 static const char *const ioprio_class_table[] = {
1747 [IOPRIO_CLASS_NONE] = "none",
1748 [IOPRIO_CLASS_RT] = "realtime",
1749 [IOPRIO_CLASS_BE] = "best-effort",
1750 [IOPRIO_CLASS_IDLE] = "idle"
1753 DEFINE_STRING_TABLE_LOOKUP(ioprio_class, int);
1755 static const char *const sigchld_code_table[] = {
1756 [CLD_EXITED] = "exited",
1757 [CLD_KILLED] = "killed",
1758 [CLD_DUMPED] = "dumped",
1759 [CLD_TRAPPED] = "trapped",
1760 [CLD_STOPPED] = "stopped",
1761 [CLD_CONTINUED] = "continued",
1764 DEFINE_STRING_TABLE_LOOKUP(sigchld_code, int);
1766 static const char *const log_facility_table[LOG_NFACILITIES] = {
1767 [LOG_FAC(LOG_KERN)] = "kern",
1768 [LOG_FAC(LOG_USER)] = "user",
1769 [LOG_FAC(LOG_MAIL)] = "mail",
1770 [LOG_FAC(LOG_DAEMON)] = "daemon",
1771 [LOG_FAC(LOG_AUTH)] = "auth",
1772 [LOG_FAC(LOG_SYSLOG)] = "syslog",
1773 [LOG_FAC(LOG_LPR)] = "lpr",
1774 [LOG_FAC(LOG_NEWS)] = "news",
1775 [LOG_FAC(LOG_UUCP)] = "uucp",
1776 [LOG_FAC(LOG_CRON)] = "cron",
1777 [LOG_FAC(LOG_AUTHPRIV)] = "authpriv",
1778 [LOG_FAC(LOG_FTP)] = "ftp",
1779 [LOG_FAC(LOG_LOCAL0)] = "local0",
1780 [LOG_FAC(LOG_LOCAL1)] = "local1",
1781 [LOG_FAC(LOG_LOCAL2)] = "local2",
1782 [LOG_FAC(LOG_LOCAL3)] = "local3",
1783 [LOG_FAC(LOG_LOCAL4)] = "local4",
1784 [LOG_FAC(LOG_LOCAL5)] = "local5",
1785 [LOG_FAC(LOG_LOCAL6)] = "local6",
1786 [LOG_FAC(LOG_LOCAL7)] = "local7"
1789 DEFINE_STRING_TABLE_LOOKUP(log_facility, int);
1791 static const char *const log_level_table[] = {
1792 [LOG_EMERG] = "emerg",
1793 [LOG_ALERT] = "alert",
1794 [LOG_CRIT] = "crit",
1796 [LOG_WARNING] = "warning",
1797 [LOG_NOTICE] = "notice",
1798 [LOG_INFO] = "info",
1799 [LOG_DEBUG] = "debug"
1802 DEFINE_STRING_TABLE_LOOKUP(log_level, int);
1804 static const char* const sched_policy_table[] = {
1805 [SCHED_OTHER] = "other",
1806 [SCHED_BATCH] = "batch",
1807 [SCHED_IDLE] = "idle",
1808 [SCHED_FIFO] = "fifo",
1812 DEFINE_STRING_TABLE_LOOKUP(sched_policy, int);
1814 static const char* const rlimit_table[] = {
1815 [RLIMIT_CPU] = "LimitCPU",
1816 [RLIMIT_FSIZE] = "LimitFSIZE",
1817 [RLIMIT_DATA] = "LimitDATA",
1818 [RLIMIT_STACK] = "LimitSTACK",
1819 [RLIMIT_CORE] = "LimitCORE",
1820 [RLIMIT_RSS] = "LimitRSS",
1821 [RLIMIT_NOFILE] = "LimitNOFILE",
1822 [RLIMIT_AS] = "LimitAS",
1823 [RLIMIT_NPROC] = "LimitNPROC",
1824 [RLIMIT_MEMLOCK] = "LimitMEMLOCK",
1825 [RLIMIT_LOCKS] = "LimitLOCKS",
1826 [RLIMIT_SIGPENDING] = "LimitSIGPENDING",
1827 [RLIMIT_MSGQUEUE] = "LimitMSGQUEUE",
1828 [RLIMIT_NICE] = "LimitNICE",
1829 [RLIMIT_RTPRIO] = "LimitRTPRIO",
1830 [RLIMIT_RTTIME] = "LimitRTTIME"
1833 DEFINE_STRING_TABLE_LOOKUP(rlimit, int);