journalctl: for now complain if more than one match is provided since this is still...

[elogind.git] / src / journal / sd-journal.c

diff --git a/src/journal/sd-journal.c b/src/journal/sd-journal.c
index 4f3f1b5ff393aede86ecc858503c642c53af545d..09ce949d3bd21a1f5e6d9be65f69e2af504f8274 100644 (file)
--- a/src/journal/sd-journal.c
+++ b/src/journal/sd-journal.c
@@ -118,6 +118,11 @@ _public_ int sd_journal_add_match(sd_journal *j, const void *data, size_t size)
         if (size <= 0)
                 return -EINVAL;
 
+        /* FIXME: iterating with multiple matches is currently
+         * broken */
+        if (j->matches)
+                return -ENOTSUP;
+
         le_hash = htole64(hash64(data, size));
 
         LIST_FOREACH(matches, m, j->matches) {