diff --git a/pthread.h b/pthread.h
new file mode 100644
index 0000000..8dec30a
--- /dev/null
+++ b/pthread.h
@@ -0,0 +1,50 @@
+#define __LIBRARY__
+#include <string.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+/*
+*    pthread.c
+*
+*    POSIX threads library based on linux-0.11
+*
+*     All rights reserved.
+*/
+
+
+#ifndef PTHREAD_H
+#define PTHREAD_H
+
+
+/*这个关于线程创建的信息结构，在实际中并没有用到，
+   如果是创建用户级线程，这个东西是肯定要用的，估计*/
+struct pthread_attr
+{
+    size_t stacksize;
+    int state;
+    int sched_priority;
+};
+
+typedef struct pthread_attr pthread_attr_t;
+typedef unsigned int pthread_t;
+
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+    void pthread_exit(void* value_ptr);
+    int pthread_attr_init(pthread_attr_t* attr);
+    int pthread_create(pthread_t* thread, const pthread_attr_t* attr, void* (*start)(void*), void* arg);
+    void pthread_exit(void* value_ptr);
+    int pthread_join(pthread_t thread, void** value_ptr);
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif
+
+