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Fix C++ symbols being removed when compiled with link time optimisation.

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This commit is contained in:
Roger A. Light 2025-05-01 11:54:53 +01:00
parent cf50cc3a6e
commit 1753c13f2b
2 changed files with 23 additions and 17 deletions
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6
include/mosquitto.h
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@ -18,6 +18,12 @@ Contributors:
#ifndef MOSQUITTO_H #ifndef MOSQUITTO_H
#define MOSQUITTO_H #define MOSQUITTO_H
#ifndef _MSC_VER
# define MOSQ_USED __attribute__((used))
#else
# define MOSQ_USED
#endif
#include <mosquitto/mqtt_protocol.h> #include <mosquitto/mqtt_protocol.h>
#include <mosquitto/libmosquitto.h> #include <mosquitto/libmosquitto.h>

34
include/mosquitto/libmosquittopp.h
View file

@ -141,23 +141,23 @@ class mosqpp_EXPORT mosquittopp {
int socks5_set(const char *host, int port=1080, const char *username=NULL, const char *password=NULL); int socks5_set(const char *host, int port=1080, const char *username=NULL, const char *password=NULL);
// names in the functions commented to prevent unused parameter warning // names in the functions commented to prevent unused parameter warning
virtual void on_pre_connect() {return;} virtual void MOSQ_USED on_pre_connect() {return;}
virtual void on_connect(int /*rc*/) {return;} virtual void MOSQ_USED on_connect(int /*rc*/) {return;}
virtual void on_connect_with_flags(int /*rc*/, int /*flags*/) {return;} virtual void MOSQ_USED on_connect_with_flags(int /*rc*/, int /*flags*/) {return;}
virtual void on_connect_v5(int /*rc*/, int /*flags*/, const mosquitto_property * /*props*/) {return;} virtual void MOSQ_USED on_connect_v5(int /*rc*/, int /*flags*/, const mosquitto_property * /*props*/) {return;}
virtual void on_disconnect(int /*rc*/) {return;} virtual void MOSQ_USED on_disconnect(int /*rc*/) {return;}
virtual void on_disconnect_v5(int /*rc*/, const mosquitto_property * /*props*/) {return;} virtual void MOSQ_USED on_disconnect_v5(int /*rc*/, const mosquitto_property * /*props*/) {return;}
virtual void on_publish(int /*mid*/) {return;} virtual void MOSQ_USED on_publish(int /*mid*/) {return;}
virtual void on_publish_v5(int /*mid*/, int /*reason_code*/, const mosquitto_property * /*props*/) {return;} virtual void MOSQ_USED on_publish_v5(int /*mid*/, int /*reason_code*/, const mosquitto_property * /*props*/) {return;}
virtual void on_message(const struct mosquitto_message * /*message*/) {return;} virtual void MOSQ_USED on_message(const struct mosquitto_message * /*message*/) {return;}
virtual void on_message_v5(const struct mosquitto_message * /*message*/, const mosquitto_property * /*props*/) {return;} virtual void MOSQ_USED on_message_v5(const struct mosquitto_message * /*message*/, const mosquitto_property * /*props*/) {return;}
virtual void on_subscribe(int /*mid*/, int /*qos_count*/, const int * /*granted_qos*/) {return;} virtual void MOSQ_USED on_subscribe(int /*mid*/, int /*qos_count*/, const int * /*granted_qos*/) {return;}
virtual void on_subscribe_v5(int /*mid*/, int /*qos_count*/, const int * /*granted_qos*/, const mosquitto_property * /*props*/) {return;} virtual void MOSQ_USED on_subscribe_v5(int /*mid*/, int /*qos_count*/, const int * /*granted_qos*/, const mosquitto_property * /*props*/) {return;}
virtual void on_unsubscribe(int /*mid*/) {return;} virtual void MOSQ_USED on_unsubscribe(int /*mid*/) {return;}
virtual void on_unsubscribe_v5(int /*mid*/, const mosquitto_property * /*props*/) {return;} virtual void MOSQ_USED on_unsubscribe_v5(int /*mid*/, const mosquitto_property * /*props*/) {return;}
virtual void on_log(int /*level*/, const char * /*str*/) {return;} virtual void MOSQ_USED on_log(int /*level*/, const char * /*str*/) {return;}
virtual void on_error() {return;} virtual void MOSQ_USED on_error() {return;}
virtual int on_ext_auth(const char * /*auth_method*/, uint16_t /*auth_data_len*/, const void * /*auth_data*/, const mosquitto_property * /*props*/) {return MOSQ_ERR_AUTH;} virtual int MOSQ_USED on_ext_auth(const char * /*auth_method*/, uint16_t /*auth_data_len*/, const void * /*auth_data*/, const mosquitto_property * /*props*/) {return MOSQ_ERR_AUTH;}
}; };
} }