1 files changed, 68 insertions, 0 deletions
diff --git a/src/tests/threads/simplethreadtest.c b/src/tests/threads/simplethreadtest.c
new file mode 100644
index 0000000..f9c058e
--- /dev/null
+++ b/src/tests/threads/simplethreadtest.c
@@ -0,0 +1,68 @@
+// threadtest.cc 
+//	Simple test case for the threads assignment.
+//
+//	Create two threads, and have them context switch
+//	back and forth between themselves by calling Thread::Yield, 
+//	to illustratethe inner workings of the thread system.
+//
+// Copyright (c) 1992-1993 The Regents of the University of California.
+// All rights reserved.  See copyright.h for copyright notice and limitation 
+// of liability and disclaimer of warranty provisions.
+//
+// Modified by Viacheslav Izosimov
+//   - transition from C++ to C (from Nachos to Pintos)
+
+
+//#include "copyright.h"
+//#include "system.h"
+#include "threads/boundedbuffer.h"
+#include "threads/malloc.h"
+#include "threads/synch.h"
+#include "threads/thread.h"
+#include "tests/threads/tests.h"
+#include <stdio.h>
+#include <string.h>
+
+//----------------------------------------------------------------------
+// SimpleThread
+// 	Loop 5 times, yielding the CPU to another ready thread 
+//	each iteration.
+//
+//	"which" is simply a number identifying the thread, for debugging
+//	purposes.
+//----------------------------------------------------------------------
+
+void SimpleThread(void *);
+
+void
+SimpleThread(void * which)
+{
+    int num;
+    
+    for (num = 0; num < 5; num++) {
+		printf("*** thread %d looped %d times\n", (int)which, num);
+		thread_yield();
+//        currentThread->Yield();
+    }
+}
+
+//----------------------------------------------------------------------
+// ThreadTest
+// 	Set up a ping-pong between two threads, by forking a thread 
+//	to call SimpleThread, and then calling SimpleThread ourselves.
+//----------------------------------------------------------------------
+
+void
+SimpleThreadTest(void)
+{
+//    DEBUG('t', "Entering SimpleTest");
+
+//    Thread *t = new Thread("forked thread");
+	char *t_name = "forked thread";
+	printf("Entering SimpleTest");
+
+	thread_create(t_name, PRI_MIN, SimpleThread, (void *)1);
+
+//    t->Fork(SimpleThread, 1);
+    SimpleThread((void *)0);
+}