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-rw-r--r--src/journal/sd-journal.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/src/journal/sd-journal.c b/src/journal/sd-journal.c
index 1fc9f01d0a..b72a0867e7 100644
--- a/src/journal/sd-journal.c
+++ b/src/journal/sd-journal.c
@@ -1375,8 +1375,11 @@ static void remove_file_real(sd_journal *j, JournalFile *f) {
}
if (j->unique_file == f) {
- j->unique_file = NULL;
+ /* Jump to the next unique_file or NULL if that one was last */
+ j->unique_file = hashmap_next(j->files, j->unique_file->path);
j->unique_offset = 0;
+ if (!j->unique_file)
+ j->unique_file_lost = true;
}
journal_file_close(f);
@@ -2490,6 +2493,7 @@ _public_ int sd_journal_query_unique(sd_journal *j, const char *field) {
j->unique_field = f;
j->unique_file = NULL;
j->unique_offset = 0;
+ j->unique_file_lost = false;
return 0;
}
@@ -2506,9 +2510,13 @@ _public_ int sd_journal_enumerate_unique(sd_journal *j, const void **data, size_
k = strlen(j->unique_field);
if (!j->unique_file) {
+ if (j->unique_file_lost)
+ return 0;
+
j->unique_file = hashmap_first(j->files);
if (!j->unique_file)
return 0;
+
j->unique_offset = 0;
}
@@ -2538,13 +2546,10 @@ _public_ int sd_journal_enumerate_unique(sd_journal *j, const void **data, size_
/* We reached the end of the list? Then start again, with the next file */
if (j->unique_offset == 0) {
- JournalFile *n;
-
- n = hashmap_next(j->files, j->unique_file->path);
- if (!n)
+ j->unique_file = hashmap_next(j->files, j->unique_file->path);
+ if (!j->unique_file)
return 0;
- j->unique_file = n;
continue;
}
@@ -2632,6 +2637,7 @@ _public_ void sd_journal_restart_unique(sd_journal *j) {
j->unique_file = NULL;
j->unique_offset = 0;
+ j->unique_file_lost = false;
}
_public_ int sd_journal_reliable_fd(sd_journal *j) {