From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:59089) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fTpbV-00062T-QF for qemu-devel@nongnu.org; Fri, 15 Jun 2018 10:21:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fTpbU-0003fW-BE for qemu-devel@nongnu.org; Fri, 15 Jun 2018 10:21:29 -0400 From: Kevin Wolf Date: Fri, 15 Jun 2018 16:20:57 +0200 Message-Id: <20180615142108.27814-16-kwolf@redhat.com> In-Reply-To: <20180615142108.27814-1-kwolf@redhat.com> References: <20180615142108.27814-1-kwolf@redhat.com> Subject: [Qemu-devel] [PULL 15/26] block-qdict: Tweak qdict_flatten_qdict(), qdict_flatten_qlist() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-block@nongnu.org Cc: kwolf@redhat.com, qemu-devel@nongnu.org From: Markus Armbruster qdict_flatten_qdict() skips copying scalars from @qdict to @target when the two are the same. Fair enough, but it uses a non-obvious test for "same". Replace it by the obvious one. While there, improve comments. Signed-off-by: Markus Armbruster Reviewed-by: Kevin Wolf Signed-off-by: Kevin Wolf --- qobject/block-qdict.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/qobject/block-qdict.c b/qobject/block-qdict.c index f32df343e8..a4e1c8d08f 100644 --- a/qobject/block-qdict.c +++ b/qobject/block-qdict.c @@ -71,12 +71,15 @@ static void qdict_flatten_qlist(QList *qlist, QDict *target, const char *prefix) value = qlist_entry_obj(entry); new_key = g_strdup_printf("%s.%i", prefix, i); + /* + * Flatten non-empty QDict and QList recursively into @target, + * copy other objects to @target + */ if (qobject_type(value) == QTYPE_QDICT) { qdict_flatten_qdict(qobject_to(QDict, value), target, new_key); } else if (qobject_type(value) == QTYPE_QLIST) { qdict_flatten_qlist(qobject_to(QList, value), target, new_key); } else { - /* All other types are moved to the target unchanged. */ qdict_put_obj(target, new_key, qobject_ref(value)); } @@ -101,9 +104,11 @@ static void qdict_flatten_qdict(QDict *qdict, QDict *target, const char *prefix) new_key = g_strdup_printf("%s.%s", prefix, entry->key); } + /* + * Flatten non-empty QDict and QList recursively into @target, + * copy other objects to @target + */ if (qobject_type(value) == QTYPE_QDICT) { - /* Entries of QDicts are processed recursively, the QDict object - * itself disappears. */ qdict_flatten_qdict(qobject_to(QDict, value), target, new_key ? new_key : entry->key); qdict_del(qdict, entry->key); @@ -111,8 +116,7 @@ static void qdict_flatten_qdict(QDict *qdict, QDict *target, const char *prefix) qdict_flatten_qlist(qobject_to(QList, value), target, new_key ? new_key : entry->key); qdict_del(qdict, entry->key); - } else if (prefix) { - /* All other objects are moved to the target unchanged. */ + } else if (target != qdict) { qdict_put_obj(target, new_key, qobject_ref(value)); qdict_del(qdict, entry->key); } -- 2.13.6