init: init nachos hw01, should pass jenkins os_group_20_hw job but fail on os_group_20_ta job

code/lib/sysdep.h

@@ -0,0 +1,75 @@
+// sysdep.h 
+//	System-dependent interface.  Nachos uses the routines defined
+//	here, rather than directly calling the UNIX library functions, to
+//	simplify porting between versions of UNIX, and even to
+//	other systems, such as MSDOS and the Macintosh.
+//
+// Copyright (c) 1992-1996 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.
+
+#ifndef SYSDEP_H
+#define SYSDEP_H
+
+#include "copyright.h"
+#include <iostream>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+using namespace std;
+
+// Process control: abort, exit, and sleep
+extern void Abort();
+extern void Exit(int exitCode);
+extern void Delay(int seconds);
+extern void UDelay(unsigned int usec);// rcgood - to avoid spinners.
+
+// Initialize system so that cleanUp routine is called when user hits ctl-C
+extern void CallOnUserAbort(void (*cleanup)(int));
+
+// Initialize the pseudo random number generator
+extern void RandomInit(unsigned seed);
+extern unsigned int RandomNumber();
+
+// Allocate, de-allocate an array, such that de-referencing
+// just beyond either end of the array will cause an error
+extern char *AllocBoundedArray(int size);
+extern void DeallocBoundedArray(char *p, int size);
+
+// Check file to see if there are any characters to be read.
+// If no characters in the file, return without waiting.
+extern bool PollFile(int fd);
+
+// File operations: open/read/write/lseek/close, and check for error
+// For simulating the disk and the console devices.
+extern int OpenForWrite(char *name);
+extern int OpenForReadWrite(char *name, bool crashOnError);
+extern void Read(int fd, char *buffer, int nBytes);
+extern int ReadPartial(int fd, char *buffer, int nBytes);
+extern void WriteFile(int fd, char *buffer, int nBytes);
+extern void Lseek(int fd, int offset, int whence);
+extern int Tell(int fd);
+extern int Close(int fd);
+extern bool Unlink(char *name);
+
+// Other C library routines that are used by Nachos.
+// These are assumed to be portable, so we don't include a wrapper.
+extern "C" {
+int atoi(const char *str);
+double atof(const char *str);
+int abs(int i);
+void bcopy(const void *s1, void *s2, size_t n);
+void bzero(void *s, size_t n);
+}
+
+// Interprocess communication operations, for simulating the network
+extern int OpenSocket();
+extern void CloseSocket(int sockID);
+extern void AssignNameToSocket(char *socketName, int sockID);
+extern void DeAssignNameToSocket(char *socketName);
+extern bool PollSocket(int sockID);
+extern void ReadFromSocket(int sockID, char *buffer, int packetSize);
+extern void SendToSocket(int sockID, char *buffer, int packetSize,char *toName);
+
+#endif // SYSDEP_H