Bumped version to v1.5.4

Author: fpagliughi

CHANGELOG.md

@@ -6,6 +6,13 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+
+- Fixed `topic_matcher` and `topic_filter` to properly match parent with multi-level ('#') wildcard.
+- Slight optimization of `topic_filter` to do simple string comparison if the filter does not contain wildcards.
+- [#556](https://github.com/eclipse-paho/paho.mqtt.cpp/pull/556) fix potential deadlock in `thread_queue` on capacity increase.
+- [#559](https://github.com/eclipse-paho/paho.mqtt.cpp/pull/559) prevent undefined behaviour on empty topic matching
+
 ## [Version 1.5.3](https://github.com/eclipse/paho.mqtt.cpp/compare/v1.5.2..v1.5.3) (2025-05-15)
 
 - Fix the bundled Paho C build foc C23 compilers by forcing C99 compliance in CMake build

CMakeLists.txt

@@ -24,7 +24,7 @@
 
 cmake_minimum_required(VERSION 3.13)
 
-project(PahoMqttCpp VERSION "1.5.3")
+project(PahoMqttCpp VERSION "1.5.4")
 
 ## --- Build options ---
 

README.md

@@ -47,7 +47,7 @@ The primary changes in the v1.5 versions are:
 - Fix a large number of CMake build issues
 - Updated the GitHub CI
 - (v1.5.3) Fixes for building this library and the Paho C library with the latest C & C++ compilers, like Clang 20 and GCC 15 which created some breaking hcanges for legacy code.
-
+- (v1.5.4) Fixes for `topic_matcher` and `topic_filter` to match against parent with the multi-field wildcard.
 
 For the full list of updates in each release, see the [CHANGELOG](https://github.com/eclipse-paho/paho.mqtt.cpp/blob/master/CHANGELOG.md).
 
@@ -102,7 +102,7 @@ This requires the CMake option `PAHO_WITH_MQTT_C` set.
 ```
 $ git clone https://github.com/eclipse/paho.mqtt.cpp
 $ cd paho.mqtt.cpp
-$ git co v1.5.3
+$ git co v1.5.4
 
 $ git submodule init
 $ git submodule update
@@ -175,7 +175,7 @@ If the Paho C library is not already installed, the recommended version can be b
 
     $ git clone https://github.com/eclipse/paho.mqtt.cpp
     $ cd paho.mqtt.cpp
-    $ git co v1.5.3
+    $ git co v1.5.4
     $ git submodule init
     $ git submodule update
 

dist/paho-cpp.spec

@@ -1,6 +1,6 @@
 Summary:            MQTT CPP Client
 Name:               paho-cpp
-Version:            1.5.3
+Version:            1.5.4
 Release:            0%{?dist}
 License:            Eclipse Eclipse Public License 2.0 and Distribution License 1.0
 Group:              Development/Tools

include/mqtt/async_client.h

@@ -65,16 +65,16 @@ namespace mqtt {
 
 #if defined(PAHO_MQTTPP_VERSIONS)
 /** The version number for the client library. */
-const uint32_t PAHO_MQTTPP_VERSION = 0x01050003;
+const uint32_t PAHO_MQTTPP_VERSION = 0x01050004;
 /** The version string for the client library  */
-const string PAHO_MQTTPP_VERSION_STR("Paho MQTT C++ (mqttpp) v. 1.5.3");
+const string PAHO_MQTTPP_VERSION_STR("Paho MQTT C++ (mqttpp) v. 1.5.4");
 /** Copyright notice for the client library */
 const string PAHO_MQTTPP_COPYRIGHT("Copyright (c) 2013-2025 Frank Pagliughi");
 #else
 /** The version number for the client library. */
-const uint32_t VERSION = 0x01050003;
+const uint32_t VERSION = 0x01050004;
 /** The version string for the client library  */
-const string VERSION_STR("Paho MQTT C++ (mqttpp) v. 1.5.3");
+const string VERSION_STR("Paho MQTT C++ (mqttpp) v. 1.5.4");
 /** Copyright notice for the client library */
 const string COPYRIGHT("Copyright (c) 2013-2025 Frank Pagliughi");
 #endif