Added the thread pool (w/Pthreads)

src/thread-pool.h

@@ -0,0 +1,69 @@
+/* 
+ * File:   thread-pool.h
+ * Author: sam
+ *
+ * Created on 05 August 2014, 13:32
+ */
+
+#ifndef THREAD_POOL_H
+#define	THREAD_POOL_H
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+    
+#include <pthread.h>
+#include <stdbool.h>
+#include "queue.h"
+
+    typedef struct thread {
+        uint64_t tid;
+        pthread_t pthread;
+        struct thread_pool *pool;
+        bool stop;
+        struct thread* next;
+    } thread;
+    
+    typedef void* (*thread_func)(void*);
+    
+    typedef struct thread_pool {
+        char* name;
+        bool shutdown;
+        thread_func func;
+        thread *threads;
+        size_t thread_count;
+        size_t min_threads;
+        size_t max_threads;
+        size_t queue_factor;
+        thread *management_thread;
+        queue *queue;
+    } thread_pool;
+
+    uint64_t thread_newid();
+    thread* thread_new(thread_pool *pool);
+    void thread_delete(thread *th);
+    void thread_start(thread *th, thread_func func);
+    void thread_stop(thread *th);
+    bool thread_trystop(thread *th);
+    void thread_kill(thread *th);
+    
+#define THREAD_POOL_FOREACH_THREAD(pool, th, i)             \
+    i=0;                                                    \
+    th = pool->thread_count > 0 ? pool->threads[i] : NULL;  \
+    for(;i<pool->thread_count;th=pool->threads[i++])
+    
+    thread_pool* thread_pool_new(char *name, queue *queue);
+    void thread_pool_delete(thread_pool *pool);
+    void thread_pool_start(thread_pool *pool);
+    void thread_pool_stop(thread_pool *pool);
+    void thread_pool_add_thread(thread_pool *pool, thread *th);
+    void thread_pool_remove_thread(thread_pool *pool, thread *th);
+    
+    void* thread_mgt(void* th);
+    
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* THREAD_POOL_H */
+