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authorVito Caputo <vcaputo@gnugeneration.com>2016-09-27 22:35:48 -0700
committerMartin Pitt <martin.pitt@ubuntu.com>2016-09-28 07:35:48 +0200
commit95cbb83c2061237bfd3760c470f6c91cf3ec069b (patch)
tree8c52d93afd703efce9ccaa93eb115490e57c3f16 /src/journal
parentcc238590e472e8bbba6da262ac985ea59ad52c72 (diff)
journal: add stdout_stream_scan() comment (#4102)
When s->length is zero this function doesn't do anything, note that in a comment.
Diffstat (limited to 'src/journal')
-rw-r--r--src/journal/journald-stream.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/journal/journald-stream.c b/src/journal/journald-stream.c
index 4ad16ee41c..bc092f3c12 100644
--- a/src/journal/journald-stream.c
+++ b/src/journal/journald-stream.c
@@ -393,6 +393,9 @@ static int stdout_stream_scan(StdoutStream *s, bool force_flush) {
p = s->buffer;
remaining = s->length;
+
+ /* XXX: This function does nothing if (s->length == 0) */
+
for (;;) {
char *end;
size_t skip;