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Merge branch 'bugfix/mqtt_docs_fix' into 'master'

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docs: Updated publish message return code to make it clear that message_id is always 0 for QoS 0

See merge request espressif/esp-mqtt!42
This commit is contained in:
David Čermák
2019-10-03 19:25:47 +08:00
parent d01c77f70b 9fbd7d9244
commit 78e2a7050e
1 changed files with 2 additions and 2 deletions
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include/mqtt_client.h
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@ -225,8 +225,8 @@ int esp_mqtt_client_unsubscribe(esp_mqtt_client_handle_t client, const char *top
* @param qos qos of publish message * @param qos qos of publish message
* @param retain ratain flag * @param retain ratain flag
* *
* @return message_id of the subscribe message on success * @return message_id of the publish message (for QoS 0 message_id will always be zero) on success.
* 0 if cannot publish * -1 on failure.
*/ */
int esp_mqtt_client_publish(esp_mqtt_client_handle_t client, const char *topic, const char *data, int len, int qos, int retain); int esp_mqtt_client_publish(esp_mqtt_client_handle_t client, const char *topic, const char *data, int len, int qos, int retain);