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

## See Also

sd-journal 3