1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2011 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/>.
30 #include "sd-journal.h"
33 int main(int argc, char *argv[]) {
37 log_set_max_level(LOG_DEBUG);
38 log_set_target(LOG_TARGET_CONSOLE);
40 log_parse_environment();
43 r = sd_journal_open(&j);
45 log_error("Failed to open journal: %s", strerror(-r));
49 for (i = 1; i < argc; i++) {
50 r = sd_journal_add_match(j, argv[i], strlen(argv[i]));
52 log_error("Failed to add match: %s", strerror(-r));
57 SD_JOURNAL_FOREACH(j) {
62 uint64_t realtime = 0, monotonic = 0;
64 r = sd_journal_get_cursor(j, &cursor);
66 log_error("Failed to get cursor: %s", strerror(-r));
70 printf("entry: %s\n", cursor);
73 sd_journal_get_realtime_usec(j, &realtime);
74 sd_journal_get_monotonic_usec(j, &monotonic, NULL);
75 printf("realtime: %llu\n"
77 (unsigned long long) realtime,
78 (unsigned long long) monotonic);
80 SD_JOURNAL_FOREACH_DATA(j, data, length)
81 printf("\t%.*s\n", (int) length, (const char*) data);
89 return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;