src/journal/test-journal-enum.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2
   3 #include <stdio.h>
   4
   5 #include "sd-journal.h"
   6
   7 #include "journal-internal.h"
   8 #include "log.h"
   9 #include "macro.h"
  10 #include "tests.h"
  11
  12 int main(int argc, char *argv[]) {
  13         unsigned n = 0;
  14         _cleanup_(sd_journal_closep) sd_journal *j = NULL;
  15
  16         test_setup_logging(LOG_DEBUG);
  17
  18         assert_se(sd_journal_open(&j, SD_JOURNAL_LOCAL_ONLY) >= 0);
  19
  20         assert_se(sd_journal_add_match(j, "_TRANSPORT=syslog", 0) >= 0);
  21         assert_se(sd_journal_add_match(j, "_UID=0", 0) >= 0);
  22
  23         SD_JOURNAL_FOREACH_BACKWARDS(j) {
  24                 const void *d;
  25                 size_t l;
  26
  27                 assert_se(sd_journal_get_data(j, "MESSAGE", &d, &l) >= 0);
  28
  29                 printf("%.*s\n", (int) l, (char*) d);
  30
  31                 n++;
  32                 if (n >= 10)
  33                         break;
  34         }
  35
  36         return 0;
  37 }