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[Qemu-devel] [PATCH 11/18] block-qdict: Tweak qdict_flatten_qdict(), qdi
From: |
Markus Armbruster |
Subject: |
[Qemu-devel] [PATCH 11/18] block-qdict: Tweak qdict_flatten_qdict(), qdict_flatten_qlist() |
Date: |
Tue, 12 Jun 2018 14:58:14 +0200 |
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 <address@hidden>
---
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);
}
--
2.17.1
- [Qemu-devel] [PATCH 00/18] block: Configuration fixes and rbd authentication, Markus Armbruster, 2018/06/12
- [Qemu-devel] [PATCH 10/18] block-qdict: Simplify qdict_flatten_qdict(), Markus Armbruster, 2018/06/12
- [Qemu-devel] [PATCH 01/18] rbd: Drop deprecated -drive parameter "filename", Markus Armbruster, 2018/06/12
- [Qemu-devel] [PATCH 15/18] check-block-qdict: Cover flattening of empty lists and dictionaries, Markus Armbruster, 2018/06/12
- [Qemu-devel] [PATCH 11/18] block-qdict: Tweak qdict_flatten_qdict(), qdict_flatten_qlist(),
Markus Armbruster <=
- [Qemu-devel] [PATCH 12/18] block-qdict: Clean up qdict_crumple() a bit, Markus Armbruster, 2018/06/12
[Qemu-devel] [PATCH 02/18] iscsi: Drop deprecated -drive parameter "filename", Markus Armbruster, 2018/06/12
[Qemu-devel] [PATCH 06/18] block: Fix -drive for certain non-string scalars, Markus Armbruster, 2018/06/12