Added Stub implementations of Environment and OperatingSystem from Jim Richardson

svn path=/trunk/mcs/; revision=467

mcs/class/corlib/System/Environment.cs

@@ -0,0 +1,262 @@
+//------------------------------------------------------------------------------
+// 
+// System.Environment.cs 
+//
+// Copyright (C) 2001 Moonlight Enterprises, All Rights Reserved
+// 
+// Author:         Jim Richardson, [email protected]
+// Created:        Saturday, August 11, 2001 
+//
+//------------------------------------------------------------------------------
+
+using System;
+using System.Collections;
+
+namespace System
+{
+	public sealed class Environment
+	{
+		public enum SpecialFolder
+		{	// TODO: Determin if these windoze style folder identifiers 
+			//       linux counterparts
+			ApplicationData,
+			CommonApplicationData,
+			CommonProgramFiles,
+			Cookies,
+			DesktopDirectory,
+			Favorites,
+			History,
+			InternetCache,
+			LocalApplicationData,
+			Personal,
+			ProgramFiles,
+			Programs,
+			Recent,
+			SendTo,
+			StartMenu,
+			Startup,
+			System,
+			Templates
+		}
+
+		/// <summary>
+		/// Gets the command line for this process
+		/// </summary>
+		public static string CommandLine
+		{
+			get
+			{
+				return null;
+			}
+		}
+
+		/// <summary>
+		/// Gets or sets the current directory
+		/// </summary>
+		public static string CurrentDirectory
+		{
+			get
+			{
+				// TODO: needs more research/work/thought
+				return GetEnvironmentVariable("PWD");
+			}
+			set
+			{
+			}
+		}
+
+		/// <summary>
+		/// Gets or sets the exit code of this process
+		/// </summary>
+		public static int ExitCode
+		{
+			get
+			{
+				return 0;
+			}
+			set
+			{
+			}
+		}
+
+		/// <summary>
+		/// Gets the name of the local computer
+		/// </summary>
+		public static string MachineName
+		{
+			get
+			{
+				// TODO: needs more research/work/thought
+				return GetEnvironmentVariable("HOSTNAME");
+			}
+		}
+
+		/// <summary>
+		/// Gets the standard new line value
+		/// </summary>
+		public static string NewLine
+		{
+			get
+			{
+				return "\n";
+			}
+		}
+
+		/// <summary>
+		/// Gets the current OS version information
+		/// </summary>
+		public static OperatingSystem OSVersion
+		{
+			get
+			{
+				return null;
+			}
+		}
+
+		/// <summary>
+		/// Get a string containing a trace of the stack
+		/// </summary>
+		public static string StackTrace
+		{
+			get
+			{
+				return null;
+			}
+		}
+
+		/// <summary>
+		/// Get a fully qualified path to the system directory
+		/// </summary>
+		public static string SystemDirectory
+		{
+			get
+			{
+				return null;
+			}
+		}
+
+		/// <summary>
+		/// Get the number of milliseconds that have elapsed since the system was booted
+		/// </summary>
+		public static int TickCount
+		{
+			get
+			{
+				return 0;
+			}
+		}
+
+		/// <summary>
+		/// Get UserDomainName
+		/// </summary>
+		public static string UserDomainName
+		{
+			get
+			{
+				return null;
+			}
+		}
+
+		/// <summary>
+		/// Gets a flag indicating whether the process is in interactive mode
+		/// </summary>
+		public static bool UserInteractive
+		{
+			get
+			{
+				return false;
+			}
+		}
+
+		/// <summary>
+		/// Get the user name of current process is running under
+		/// </summary>
+		public static string UserName
+		{
+			get
+			{
+				// TODO: needs more research/work/thought
+				string result = GetEnvironmentVariable("USERNAME");
+				if(result == null || result.Equals(string.Empty))
+				{
+					result = GetEnvironmentVariable("USER");
+				}
+				return result;
+			}
+		}
+
+		/// <summary>
+		/// Get the version of an assembly
+		/// </summary>
+		public static Version Version
+		{
+			get
+			{
+				return null;
+			}
+		}
+
+		/// <summary>
+		/// Get the amount of physical memory mapped to process
+		/// </summary>
+		public static long WorkingSet
+		{
+			get
+			{
+				return 0;
+			}
+		}
+
+		public static void Exit(int exitCode)
+		{ 
+		}
+
+		/// <summary>
+		/// Substitute environment variables in the argument "name"
+		/// </summary>
+		public static string ExpandEnvironmentVariables(string name)
+		{
+			return name;
+		}
+
+		/// <summary>
+		/// Return an array of the command line arguments of the current process
+		/// </summary>
+		public static string[] GetCommandLineArgs()
+		{
+			return null;
+		}
+
+		/// <summary>
+		/// Return a string containing the value of the environment variable identifed by parameter "variable"
+		/// </summary>
+		public static string GetEnvironmentVariable(string variable)
+		{
+			return null;
+		}
+
+		/// <summary>
+		/// Return a set of all environment variables and their values
+		/// </summary>
+		public static IDictionary GetEnvironmentVariables()
+		{
+			return null;
+		}
+
+		/// <summary>
+		/// Returns the fully qualified path of the folder specified by the "folder" parameter
+		/// </summary>
+		public static string GetFolderPath(SpecialFolder folder)
+		{
+			return null;
+		}
+
+		/// <summary>
+		/// Returns an array of the logical drives
+		/// </summary>
+		public static string[] GetLogicalDrives()
+		{
+			return null;
+		}
+	}
+}

mcs/class/corlib/System/OperatingSystem.cs

@@ -0,0 +1,111 @@
+//------------------------------------------------------------------------------
+// 
+// System.Environment.cs 
+//
+// Copyright (C) 2001 Moonlight Enterprises, All Rights Reserved
+// 
+// Author:         Jim Richardson, [email protected]
+// Created:        Saturday, August 11, 2001 
+//
+//------------------------------------------------------------------------------
+
+using System;
+
+namespace Mono.System
+{
+	// this seemed like a logical place to put this enumeration
+	public enum PlatformID
+	{	// TODO: determine what definitions to incorporate
+		//       possibilities are quite varied
+		minPlatform,
+		i386Linux = minPlatform,
+		i686Linux,
+		maxPlatform
+	}
+
+	/// <summary>
+	/// Class representing a specific operating system version for a specific platform
+	/// </summary>
+	public sealed class OperatingSystem : ICloneable
+	{
+		private PlatformID itsPlatform;
+		private Version itsVersion;
+
+		public OperatingSystem(PlatformID platform, Version version)
+		{
+			if(version == null)
+			{
+				throw new ArgumentNullException();
+			}
+			
+			// the doc doesn't say this, but I would
+			//if(platform < minPlatform || platform >= maxPlatform)
+			//{
+				// throw new ArgumentOutOfRangeException();
+				// TODO: find out if C# has assertion mechanism
+				//       isn't learning new languages fun? :)
+			//}
+
+			itsPlatform = platform;
+			itsVersion = version;
+		}
+
+		/// <summary>
+		/// Get the PlatformID
+		/// </summary>
+		public PlatformID Platform
+		{
+			get
+			{
+				return itsPlatform;
+			}
+		}
+
+		/// <summary>
+		/// Gets the version object
+		/// </summary>
+		public Version Version
+		{
+			get
+			{
+				return itsVersion;
+			}
+		}
+
+		/// <summary>
+		/// Return a clone of this object
+		/// </summary>
+		public object Clone()
+		{
+			return new OperatingSystem(itsPlatform, itsVersion);
+		}
+
+		/// <summary>
+		/// Return true if obj equals this object
+		/// </summary>
+		public override bool Equals(object obj)
+		{
+			//Check for null and compare run-time types.
+			if (obj == null || GetType() != obj.GetType()) return false;
+			OperatingSystem os = (OperatingSystem)obj;
+			return (itsPlatform == os.itsPlatform) && 
+				(os.itsVersion.Equals(itsVersion));
+		}
+
+		/// <summary>
+		/// Return hash code
+		/// </summary>
+		public override int GetHashCode()
+		{
+			return ((int)itsPlatform << 24) | itsVersion.GetHashCode() >> 8;
+		}
+
+		/// <summary>
+		/// Return a string reprentation of this instance
+		/// </summary>
+		public override string ToString()
+		{
+			return itsPlatform.ToString() + ", " + itsVersion.ToString();
+		}
+	}
+}