sd_journal_has_runtime_files

systemd

sd_journal_has_runtime_files

3

sd_journal_has_runtime_files

sd_journal_has_persistent_files

Query availability of runtime or persistent journal files

#include <systemd/sd-journal.h>

int

sd_journal_has_runtime_files

sd_journal *

j

int

sd_journal_has_persistent_files

sd_journal *

j

Description

sd_journal_has_runtime_files() returns a positive value if runtime journal files (present in /run/systemd/journal/) have been found. Otherwise, returns 0.

sd_journal_has_persistent_files() returns a positive value if persistent journal files (present in /var/log/journal/) have been found. Otherwise, returns 0.

Return value

Both sd_journal_has_runtime_files() and sd_journal_has_persistent_files() return -EINVAL if their argument is NULL.

Notes

History

sd_journal_has_runtime_files() and sd_journal_has_persistent_files() were added in version 229.

See Also

systemd(1), sd-journal(3)