mirror of
https://github.com/systemd/systemd.git
synced 2024-11-01 09:21:26 +03:00
26 lines
587 B
C
26 lines
587 B
C
|
#include <stdio.h>
|
||
|
|
#include <string.h>
|
||
|
|
#include <systemd/sd-journal.h>
|
||
|
|
|
||
|
|
int main(int argc, char *argv[]) {
|
||
|
|
sd_journal *j;
|
||
|
|
const void *d;
|
||
|
|
size_t l;
|
||
|
|
int r;
|
||
|
|
|
||
|
|
r = sd_journal_open(&j, SD_JOURNAL_LOCAL_ONLY);
|
||
|
|
if (r < 0) {
|
||
|
|
fprintf(stderr, "Failed to open journal: %s\n", strerror(-r));
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
r = sd_journal_query_unique(j, "_SYSTEMD_UNIT");
|
||
|
|
if (r < 0) {
|
||
|
|
fprintf(stderr, "Failed to query journal: %s\n", strerror(-r));
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
SD_JOURNAL_FOREACH_UNIQUE(j, d, l)
|
||
|
|
printf("%.*s\n", (int) l, (const char*) d);
|
||
|
|
sd_journal_close(j);
|
||
|
|
return 0;
|
||
|
|
}
|