Merge pull request #3395 from lambdageek/dev/handles-strings

[mono.git] / mcs / class / corlib / System / Environment.cs

diff --git a/mcs/class/corlib/System/Environment.cs b/mcs/class/corlib/System/Environment.cs
index 88dff3e3527d2f8e2763e19db2ceb0f85f61d7c0..36ae8687aae76a3cf40e67ae5f76c4dc32993fed 100644 (file)
--- a/mcs/class/corlib/System/Environment.cs
+++ b/mcs/class/corlib/System/Environment.cs
@@ -472,7 +472,15 @@ namespace System {
                public extern static string[] GetCommandLineArgs ();
 
                [MethodImplAttribute (MethodImplOptions.InternalCall)]
-               internal extern static string internalGetEnvironmentVariable (string variable);
+               internal extern static string internalGetEnvironmentVariable_native (IntPtr variable);
+
+               internal static string internalGetEnvironmentVariable (string variable) {
+                       if (variable == null)
+                               return null;
+                       using (var h = Mono.RuntimeMarshal.MarshalString (variable)) {
+                               return internalGetEnvironmentVariable_native (h.Value);
+                       }
+               }
 
                /// <summary>
                /// Return a string containing the value of the environment
@@ -862,6 +870,22 @@ namespace System {
                        }
                }
 #else
+               public static string GetEnvironmentVariable (string variable, EnvironmentVariableTarget target)
+               {
+                       if (target == EnvironmentVariableTarget.Process)
+                               return GetEnvironmentVariable (variable);
+
+                       return null;
+               }
+
+               public static IDictionary GetEnvironmentVariables (EnvironmentVariableTarget target)
+               {
+                       if (target == EnvironmentVariableTarget.Process)
+                               return GetEnvironmentVariables ();
+
+                       return (IDictionary)new Hashtable ();
+               }
+
                public static void SetEnvironmentVariable (string variable, string value)
                {
                        if (variable == null)
@@ -875,6 +899,14 @@ namespace System {
 
                        InternalSetEnvironmentVariable (variable, value);
                }
+
+               public static void SetEnvironmentVariable (string variable, string value, EnvironmentVariableTarget target)
+               {
+                       if (target == EnvironmentVariableTarget.Process)
+                               SetEnvironmentVariable (variable, value);
+
+                       // other targets ignored
+               }
 #endif
                [MethodImplAttribute (MethodImplOptions.InternalCall)]
                internal static extern void InternalSetEnvironmentVariable (string variable, string value);