Message ID | 20240226141108.73664-3-philmd@linaro.org |
---|---|
State | New |
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Mon, 26 Feb 2024 06:11:23 -0800 (PST) Received: from m1x-phil.lan ([176.187.223.153]) by smtp.gmail.com with ESMTPSA id eo8-20020a056402530800b00565001948dfsm2374623edb.44.2024.02.26.06.11.22 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 26 Feb 2024 06:11:23 -0800 (PST) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= <philmd@linaro.org> To: Markus Armbruster <armbru@redhat.com>, qemu-devel@nongnu.org, Steve Sistare <steven.sistare@oracle.com> Cc: "Dr. David Alan Gilbert" <dave@treblig.org>, Jason Wang <jasowang@redhat.com>, Michael Roth <michael.roth@amd.com>, Peter Xu <peterx@redhat.com>, Fabiano Rosas <farosas@suse.de>, =?utf-8?q?Ma?= =?utf-8?q?rc-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com> Subject: [PATCH v6 2/5] qapi: QAPI_LIST_LENGTH Date: Mon, 26 Feb 2024 15:11:04 +0100 Message-ID: <20240226141108.73664-3-philmd@linaro.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20240226141108.73664-1-philmd@linaro.org> References: <20240226141108.73664-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; 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Series | string list functions | expand |
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