sd_journal_next, sd_journal_previous, sd_journal_next_skip, sd_journal_previous_skip − Advance or set back the read pointer in the journal
#include <elogind/sd−journal.h>
int sd_journal_next(sd_journal *j); |
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int sd_journal_previous(sd_journal *j); |
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int sd_journal_next_skip(sd_journal *j, uint64_t skip); |
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int sd_journal_previous_skip(sd_journal *j, uint64_t skip); |
As elogind can not open any systemd journals, the functions sd_journal_next, sd_journal_previous, sd_journal_next_skip and sd_journal_previous_skip do nothing.
The four calls return −ENOSYS.
elogind(8),
sd_journal_open(3), sd_journal_get_data(3), sd_journal_get_realtime_usec(3), sd_journal_get_cursor(3)