Fix const correctness

4 files changed, 9 insertions, 7 deletions

diff --git a/include/ingen/QueuedInterface.hpp b/include/ingen/QueuedInterface.hpp
index fc3e539c..4bb6baea 100644
--- a/include/ingen/QueuedInterface.hpp
+++ b/include/ingen/QueuedInterface.hpp
@@ -42,14 +42,14 @@ public:
 	URI uri() const override { return URI("ingen:/QueuedInterface"); }
 
 	void message(const Message& message) override {
-		std::lock_guard<std::mutex> lock(_mutex);
+		const std::lock_guard<std::mutex> lock{_mutex};
 		_messages.emplace_back(message);
 	}
 
 	void emit() {
 		std::vector<Message> messages;
 		{
-			std::lock_guard<std::mutex> lock(_mutex);
+			const std::lock_guard<std::mutex> lock{_mutex};
 			_messages.swap(messages);
 		}
 
diff --git a/include/ingen/Tee.hpp b/include/ingen/Tee.hpp
index 2158190f..562ff298 100644
--- a/include/ingen/Tee.hpp
+++ b/include/ingen/Tee.hpp
@@ -46,7 +46,7 @@ public:
 	}
 
 	void message(const Message& message) override {
-		std::lock_guard<std::mutex> lock(_sinks_mutex);
+		const std::lock_guard<std::mutex> lock{_sinks_mutex};
 		for (const auto& s : _sinks) {
 			s->message(message);
 		}
diff --git a/include/ingen/client/SocketClient.hpp b/include/ingen/client/SocketClient.hpp
index 3dc00d6f..7434da90 100644
--- a/include/ingen/client/SocketClient.hpp
+++ b/include/ingen/client/SocketClient.hpp
@@ -66,7 +66,7 @@ public:
 		                                 ? raul::Socket::Type::UNIX
 		                                 : raul::Socket::Type::TCP);
 
-		std::shared_ptr<raul::Socket> sock(new raul::Socket(type));
+		const std::shared_ptr<raul::Socket> sock{new raul::Socket(type)};
 		if (!sock->connect(uri)) {
 			world.log().error("Failed to connect <%1%> (%2%)\n",
 			                  sock->uri(), strerror(errno));
diff --git a/include/ingen/fmt.hpp b/include/ingen/fmt.hpp
index b2924d29..7ca5de9f 100644
--- a/include/ingen/fmt.hpp
+++ b/include/ingen/fmt.hpp
@@ -1,6 +1,6 @@
 /*
   This file is part of Ingen.
-  Copyright 2007-2016 David Robillard <http://drobilla.net/>
+  Copyright 2007-2023 David Robillard <http://drobilla.net/>
 
   Ingen is free software: you can redistribute it and/or modify it under the
   terms of the GNU Affero General Public License as published by the Free
@@ -27,8 +27,10 @@ template <typename... Args>
 std::string
 fmt(const char* fmt, Args&&... args)
 {
-	boost::format               f(fmt);
-	std::initializer_list<char> l{(static_cast<void>(f % args), char{})...};
+	boost::format                     f{fmt}; // NOLINT(misc-const-correctness)
+	const std::initializer_list<char> l{
+	    (static_cast<void>(f % args), char{})...};
+
 	(void)l;
 	return boost::str(f);
 }