init: init nachos hw01

code/test/fileIO_test1.c

@@ -0,0 +1,20 @@
+#include "syscall.h"
+
+int main(void)
+{
+	char test[] = "abcdefghijklmnopqrstuvwxyz";
+	int success = Create("file1.test");
+	OpenFileId fid;
+	int i;
+	if (success != 1) MSG("Failed on creating file");
+	fid = Open("file1.test");
+	if (fid <= 0) MSG("Failed on opening file");
+	for (i = 0; i < 26; ++i) {
+		int count = Write(test + i, 1, fid);
+		if (count != 1) MSG("Failed on writing file");
+	}
+	success = Close(fid);
+	if (success != 1) MSG("Failed on closing file");
+	Halt();
+}
+