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Tue, 27 Feb 2024 15:33:23 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id F3B8E21E66FB; Tue, 27 Feb 2024 16:33:21 +0100 (CET) From: Markus Armbruster To: qemu-devel@nongnu.org Cc: steven.sistare@oracle.com, philmd@linaro.org, dave@treblig.org, jasowang@redhat.com, michael.roth@amd.com, peterx@redhat.com, farosas@suse.de, =?utf-8?q?Marc-Andr=C3=A9_Lureau?= Subject: [PATCH v7 1/3] qapi: New QAPI_LIST_LENGTH() Date: Tue, 27 Feb 2024 16:33:19 +0100 Message-ID: <20240227153321.467343-2-armbru@redhat.com> In-Reply-To: <20240227153321.467343-1-armbru@redhat.com> References: <20240227153321.467343-1-armbru@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.6 Received-SPF: pass client-ip=170.10.129.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.088, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Steve Sistare Signed-off-by: Steve Sistare Reviewed-by: Marc-André Lureau Reviewed-by: Philippe Mathieu-Daudé --- include/qapi/util.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/include/qapi/util.h b/include/qapi/util.h index 81a2b13a33..20dfea8a54 100644 --- a/include/qapi/util.h +++ b/include/qapi/util.h @@ -56,4 +56,17 @@ int parse_qapi_name(const char *name, bool complete); (tail) = &(*(tail))->next; \ } while (0) +/* + * For any GenericList @list, return its length. + */ +#define QAPI_LIST_LENGTH(list) \ + ({ \ + size_t _len = 0; \ + typeof(list) _tail; \ + for (_tail = list; _tail != NULL; _tail = _tail->next) { \ + _len++; \ + } \ + _len; \ + }) + #endif