added optional ctor argument

Youka · Youka · commit 3393a0586f3d · 2015-07-10T18:10:14.000+02:00
Why not trying what the OS recommends?
diff --git a/ThreadPool.hpp b/ThreadPool.hpp
@@ -15,7 +15,7 @@
 class ThreadPool {
 public:
     // the constructor just launches some amount of workers
-    ThreadPool(size_t threads_n) : stop(false)
+    ThreadPool(size_t threads_n = std::thread::hardware_concurrency()) : stop(false)
     {
         this->workers.reserve(threads_n);
         for(; threads_n; --threads_n)

Original file line number	Diff line number	Diff line change
`@@ -15,7 +15,7 @@`
`15`	`15`	`class ThreadPool {`
`16`	`16`	`public:`
`17`	`17`	`// the constructor just launches some amount of workers`
`18`		`- ThreadPool(size_t threads_n) : stop(false)`
	`18`	`+ ThreadPool(size_t threads_n = std::thread::hardware_concurrency()) : stop(false)`
`19`	`19`	`{`
`20`	`20`	`this->workers.reserve(threads_n);`
`21`	`21`	`for(; threads_n; --threads_n)`