From fde5f969be73a71a8cb8bb6d1c5ee77082b2b731 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 30 May 2012 22:30:35 +0200
Subject: [PATCH] journalctl: for now complain if more than one match is
 provided since this is still broken (cherry picked from
 commit ab4979d202e12d60bb2e31dee32fd3e79a4453fd)

---
 src/journal/sd-journal.c |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/journal/sd-journal.c b/src/journal/sd-journal.c
index 6e5f4bb..6ed1e25 100644
--- 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) {