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bh=Y/35xWzxmt1cUZjI51sDzY9QMpHGvhHN5woTSriHJT4=; b=PrEhXaQJxEBxEAcodS58nVD6ZsODtu6u5oEI7GtBPtjAR6ilBY86ZuHtPV/j+cR3eQH+0/ pYqRHuURPGfwuMOHRFmuQhaX42l2r+H0gPuQ0Y8hv03wJpAnhUYg+LB4xVHyLP9CgCs6pI QEChC1kVoqkF45tIgHfiCvq27hczubo= X-MC-Unique: moKPJpwNOcSiK89mpb9rbA-1 From: Markus Armbruster To: qemu-devel@nongnu.org Subject: [PULL 03/20] qobject: Eliminate qlist_iter(), use QLIST_FOREACH_ENTRY() instead Date: Thu, 30 Apr 2020 07:30:47 +0200 Message-Id: <20200430053104.32204-4-armbru@redhat.com> In-Reply-To: <20200430053104.32204-1-armbru@redhat.com> References: <20200430053104.32204-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=207.211.31.81; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/04/30 01:31:09 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 207.211.31.81 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" qlist_iter() has just three uses outside tests/. Replace by QLIST_FOREACH_ENTRY() for more concise code and less type punning. Signed-off-by: Markus Armbruster Message-Id: <20200415083048.14339-4-armbru@redhat.com> Reviewed-by: Eric Blake --- include/qapi/qmp/qlist.h | 2 -- qobject/qjson.c | 31 ++++++++++------------------ qobject/qlist.c | 44 +++++++++++----------------------------- tests/check-qlist.c | 37 +++++++++++++-------------------- 4 files changed, 37 insertions(+), 77 deletions(-) diff --git a/include/qapi/qmp/qlist.h b/include/qapi/qmp/qlist.h index 07ecae81e4..595b7943e1 100644 --- a/include/qapi/qmp/qlist.h +++ b/include/qapi/qmp/qlist.h @@ -47,8 +47,6 @@ static inline QObject *qlist_entry_obj(const QListEntry *= entry) QList *qlist_new(void); QList *qlist_copy(QList *src); void qlist_append_obj(QList *qlist, QObject *obj); -void qlist_iter(const QList *qlist, - void (*iter)(QObject *obj, void *opaque), void *opaque); QObject *qlist_pop(QList *qlist); QObject *qlist_peek(QList *qlist); int qlist_empty(const QList *qlist); diff --git a/qobject/qjson.c b/qobject/qjson.c index 87422f600d..f0eebc5fda 100644 --- a/qobject/qjson.c +++ b/qobject/qjson.c @@ -191,20 +191,6 @@ static void to_json_dict_iter(const char *key, QObject= *obj, void *opaque) s->count++; } =20 -static void to_json_list_iter(QObject *obj, void *opaque) -{ - ToJsonIterState *s =3D opaque; - - if (s->count) { - qstring_append(s->str, s->pretty ? "," : ", "); - } - - json_pretty_newline(s->str, s->pretty, s->indent); - - to_json(obj, s->str, s->pretty, s->indent); - s->count++; -} - static void to_json(const QObject *obj, QString *str, int pretty, int inde= nt) { switch (qobject_type(obj)) { @@ -289,15 +275,20 @@ static void to_json(const QObject *obj, QString *str,= int pretty, int indent) break; } case QTYPE_QLIST: { - ToJsonIterState s; QList *val =3D qobject_to(QList, obj); + const char *comma =3D pretty ? "," : ", "; + const char *sep =3D ""; + QListEntry *entry; =20 - s.count =3D 0; - s.str =3D str; - s.indent =3D indent + 1; - s.pretty =3D pretty; qstring_append(str, "["); - qlist_iter(val, (void *)to_json_list_iter, &s); + + QLIST_FOREACH_ENTRY(val, entry) { + qstring_append(str, sep); + json_pretty_newline(str, pretty, indent + 1); + to_json(qlist_entry_obj(entry), str, pretty, indent + 1); + sep =3D comma; + } + json_pretty_newline(str, pretty, indent); qstring_append(str, "]"); break; diff --git a/qobject/qlist.c b/qobject/qlist.c index b3274af88b..1be95367d1 100644 --- a/qobject/qlist.c +++ b/qobject/qlist.c @@ -34,20 +34,17 @@ QList *qlist_new(void) return qlist; } =20 -static void qlist_copy_elem(QObject *obj, void *opaque) -{ - QList *dst =3D opaque; - - qobject_ref(obj); - qlist_append_obj(dst, obj); -} - QList *qlist_copy(QList *src) { QList *dst =3D qlist_new(); + QListEntry *entry; + QObject *elt; =20 - qlist_iter(src, qlist_copy_elem, dst); - + QLIST_FOREACH_ENTRY(src, entry) { + elt =3D qlist_entry_obj(entry); + qobject_ref(elt); + qlist_append_obj(dst, elt); + } return dst; } =20 @@ -86,21 +83,6 @@ void qlist_append_null(QList *qlist) qlist_append(qlist, qnull()); } =20 -/** - * qlist_iter(): Iterate over all the list's stored values. - * - * This function allows the user to provide an iterator, which will be - * called for each stored value in the list. - */ -void qlist_iter(const QList *qlist, - void (*iter)(QObject *obj, void *opaque), void *opaque) -{ - QListEntry *entry; - - QTAILQ_FOREACH(entry, &qlist->head, next) - iter(entry->value, opaque); -} - QObject *qlist_pop(QList *qlist) { QListEntry *entry; @@ -137,16 +119,14 @@ int qlist_empty(const QList *qlist) return QTAILQ_EMPTY(&qlist->head); } =20 -static void qlist_size_iter(QObject *obj, void *opaque) -{ - size_t *count =3D opaque; - (*count)++; -} - size_t qlist_size(const QList *qlist) { size_t count =3D 0; - qlist_iter(qlist, qlist_size_iter, &count); + QListEntry *entry; + + QLIST_FOREACH_ENTRY(qlist, entry) { + count++; + } return count; } =20 diff --git a/tests/check-qlist.c b/tests/check-qlist.c index ece83e293d..3cd0ccbf19 100644 --- a/tests/check-qlist.c +++ b/tests/check-qlist.c @@ -61,40 +61,31 @@ static void qobject_to_qlist_test(void) qobject_unref(qlist); } =20 -static int iter_called; -static const int iter_max =3D 42; - -static void iter_func(QObject *obj, void *opaque) -{ - QNum *qi; - int64_t val; - - g_assert(opaque =3D=3D NULL); - - qi =3D qobject_to(QNum, obj); - g_assert(qi !=3D NULL); - - g_assert(qnum_get_try_int(qi, &val)); - g_assert_cmpint(val, >=3D, 0); - g_assert_cmpint(val, <=3D, iter_max); - - iter_called++; -} - static void qlist_iter_test(void) { + const int iter_max =3D 42; int i; QList *qlist; + QListEntry *entry; + QNum *qi; + int64_t val; =20 qlist =3D qlist_new(); =20 for (i =3D 0; i < iter_max; i++) qlist_append_int(qlist, i); =20 - iter_called =3D 0; - qlist_iter(qlist, iter_func, NULL); + i =3D 0; + QLIST_FOREACH_ENTRY(qlist, entry) { + qi =3D qobject_to(QNum, qlist_entry_obj(entry)); + g_assert(qi !=3D NULL); =20 - g_assert(iter_called =3D=3D iter_max); + g_assert(qnum_get_try_int(qi, &val)); + g_assert_cmpint(val, =3D=3D, i); + i++; + } + + g_assert(i =3D=3D iter_max); =20 qobject_unref(qlist); } --=20 2.21.1