vastly simplify logging

src/logger.cc

@@ -1,54 +1,7 @@
 #include "logger.h"
 
-#include <mutex>
-#include <vector>
-#include <condition_variable>
-#include <thread>
-#include <iostream>
-#include <atomic>
-
 namespace logger {
 
-static std::vector<std::string> queue;
-static std::mutex mut;
-static std::condition_variable cond;
-static std::thread thread;
-static std::atomic_bool running;
-
-static void print(const std::string &msg) {
-	std::cerr << msg << '\n';
-}
-
-LogContext::~LogContext() {
-	running.store(false);
-	cond.notify_one();
-	thread.join();
-}
-
-void log(std::string msg) {
-	std::unique_lock<std::mutex> lock(mut);
-	queue.emplace_back(std::move(msg));
-	lock.unlock();
-	cond.notify_one();
-}
-
-LogContext init() {
-	running = true;
-
-	thread = std::thread([&] {
-		std::unique_lock<std::mutex> lock(mut);
-		while (running.load()) {
-			cond.wait(lock, [&] { return !queue.empty() || !running.load(); });
-
-			for (std::string &msg: queue) {
-				print(msg);
-			}
-
-			queue.clear();
-		}
-	});
-
-	return LogContext{};
-}
+std::mutex mut;
 
 }

src/logger.h

@@ -1,15 +1,17 @@
 #pragma once
 
 #include <string>
+#include <mutex>
+#include <iostream>
 
 namespace logger {
 
-struct LogContext {
-	~LogContext();
-};
+extern std::mutex mut;
 
-void log(std::string msg);
-
-LogContext init();
+template<typename T>
+inline void log(const T &msg) {
+	std::unique_lock<std::mutex> lock(mut);
+	std::cerr << msg << '\n';
+}
 
 }

src/main.cc

@@ -186,7 +186,6 @@ int main(int argc, char **argv) {
 		}
 	}
 
-	logger::LogContext logCtx = logger::init();
 	parallel::ParallelContext par = parallel::init(jobs);
 
 	// Change directory?