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//
// System.Web.Util.RuntimeHelpers
//
// Authors:
// Marek Habersack (mhabersack@novell.com)
//
// (C) 2006-2010 Novell, Inc (http://www.novell.com)
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Reflection;
using System.Web.Configuration;
namespace System.Web.Util
{
static class RuntimeHelpers
{
public static bool CaseInsensitive {
get; private set;
}
public static bool DebuggingEnabled {
get {
CompilationSection cs = WebConfigurationManager.GetSection ("system.web/compilation") as CompilationSection;
if (cs != null)
return cs.Debug;
return false;
}
}
public static IEqualityComparer <string> StringEqualityComparer {
get; private set;
}
public static IEqualityComparer <string> StringEqualityComparerCulture {
get; private set;
}
public static bool IsUncShare {
get; private set;
}
public static string MonoVersion {
get; private set;
}
public static bool RunningOnWindows {
get; private set;
}
public static StringComparison StringComparison {
get; private set;
}
public static StringComparison StringComparisonCulture {
get; private set;
}
static RuntimeHelpers ()
{
PlatformID pid = Environment.OSVersion.Platform;
RunningOnWindows = ((int) pid != 128 && pid != PlatformID.Unix && pid != PlatformID.MacOSX);
if (RunningOnWindows) {
CaseInsensitive = true;
string appDomainAppPath = AppDomain.CurrentDomain.GetData (".appPath") as string;
if (!String.IsNullOrEmpty (appDomainAppPath)) {
try {
IsUncShare = new Uri (appDomainAppPath).IsUnc;
} catch {
// ignore
}
}
} else {
string mono_iomap = Environment.GetEnvironmentVariable ("MONO_IOMAP");
if (!String.IsNullOrEmpty (mono_iomap)) {
if (mono_iomap == "all")
CaseInsensitive = true;
else {
string[] parts = mono_iomap.Split (':');
foreach (string p in parts) {
if (p == "all" || p == "case") {
CaseInsensitive = true;
break;
}
}
}
}
}
if (CaseInsensitive) {
StringEqualityComparer = StringComparer.OrdinalIgnoreCase;
StringEqualityComparerCulture = StringComparer.CurrentCultureIgnoreCase;
StringComparison = StringComparison.OrdinalIgnoreCase;
StringComparisonCulture = StringComparison.CurrentCultureIgnoreCase;
} else {
StringEqualityComparer = StringComparer.Ordinal;
StringEqualityComparerCulture = StringComparer.CurrentCulture;
StringComparison = StringComparison.Ordinal;
StringComparisonCulture = StringComparison.CurrentCulture;
}
string monoVersion = null;
try {
Type monoRuntime = Type.GetType ("Mono.Runtime", false);
if (monoRuntime != null) {
MethodInfo mi = monoRuntime.GetMethod ("GetDisplayName", BindingFlags.Static | BindingFlags.NonPublic);
if (mi != null)
monoVersion = mi.Invoke (null, new object [0]) as string;
}
} catch {
// ignore
}
if (monoVersion == null)
monoVersion = Environment.Version.ToString ();
MonoVersion = monoVersion;
}
}
}
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