Attachment 79325 Details for Bug 64614 – Test program.

Test program.

t-journal-tail.c (text/plain), 1014 bytes, created by Marius Vollmer on 2013-05-15 07:05:38 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Marius Vollmer

Created: 2013-05-15 07:05:38 UTC

Size: 1014 bytes

patch

obsolete

>/* cc -o t-journal-tail t-journal-tail.c -lsystemd-journal
> */
>
>#include <stdio.h>
>#include <stdlib.h>
>#include <systemd/sd-journal.h>
>
>void
>check (int r)
>{
>  if (r < 0)
>    {
>      fprintf (stderr, "%s\n", strerror(-r));
>      exit (1);
>    }
>}
>
>void
>checkv (const char *label, int r)
>{
>  if (r < 0)
>    {
>      fprintf (stderr, "%s: %s\n", label, strerror(-r));
>      exit (1);
>    }
>  fprintf (stderr, "%s: %d\n", label, r);
>}
>
>void
>dump (sd_journal *j, int count)
>{
>  int i = 0;
>  while (i < count) {
>    const void *data;
>    size_t size;
>    uint64_t usec;
>    int r;
>
>    check (sd_journal_get_realtime_usec (j, &usec));
>    check (sd_journal_get_data (j, "MESSAGE", &data, &size));
>    printf ("%lld %.*s\n", usec, size, data);
>
>    i++;
>    if (i >= count)
>      break;
>
>    check (r = sd_journal_next (j));
>    if (r == 0)
>      break;
>  }
>}
>
>void
>main ()
>{
>  sd_journal *j;
>
>  check (sd_journal_open (&j, 0));
>  check (sd_journal_seek_tail (j));
>  checkv ("next", sd_journal_next (j));
>  dump (j, 5);
>}

Actions: View

Attachments on bug 64614: 79325

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.