NAME         top

       sd_journal_has_runtime_files, sd_journal_has_persistent_files - Query
       availability of runtime or persistent journal files.

SYNOPSIS         top

       #include <systemd/sd-journal.h>

       int sd_journal_has_runtime_files(sd_journal *j);

       int sd_journal_has_persistent_files(sd_journal *j);

DESCRIPTION         top

       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         top

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

NOTES         top

       All functions listed here are thread-agnostic and only a single
       thread may operate on a given sd_journal object.

       Functions listed here are available as a shared library, which can be
       compiled and linked to with the libsystemd pkg-config(1) file.

SEE ALSO         top


COLOPHON         top

       This page is part of the systemd (systemd system and service manager)
       project.  Information about the project can be found at 
       ⟨⟩.  If you have a bug
       report for this manual page, see
       ⟨⟩.  This
       page was obtained from the project's upstream Git repository
       ⟨⟩ on 2019-11-19.  (At that
       time, the date of the most recent commit that was found in the repos‐
       itory was 2019-11-19.)  If you discover any rendering problems in
       this HTML version of the page, or you believe there is a better or
       more up-to-date source for the page, or you have corrections or
       improvements to the information in this COLOPHON (which is not part
       of the original manual page), send a mail to

systemd 234                                  SD_JOURNAL_HAS_RUNTIME_FILES(3)

Pages that refer to this page: sd-journal(3)systemd.directives(7)systemd.index(7)