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Switch CoreLib over to using shared Environment from corefx (dotnet/c…
…oreclr#22106) This requires merging/adapting the implementation with EnvironmentAugments (which goes away completely), the shared files, what corert has, etc. Commit migrated from dotnet/coreclr@91e1ffc
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158 changes: 158 additions & 0 deletions
158
src/coreclr/src/System.Private.CoreLib/src/System/Environment.CoreCLR.cs
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|---|---|---|
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| // Licensed to the .NET Foundation under one or more agreements. | ||
| // The .NET Foundation licenses this file to you under the MIT license. | ||
| // See the LICENSE file in the project root for more information. | ||
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| using System.Buffers; | ||
| using System.Diagnostics; | ||
| using System.Runtime.CompilerServices; | ||
| using System.Runtime.InteropServices; | ||
| using System.Threading; | ||
| using Microsoft.Win32; | ||
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| namespace System | ||
| { | ||
| public static partial class Environment | ||
| { | ||
| public static int CurrentManagedThreadId => Thread.CurrentThread.ManagedThreadId; | ||
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| // Terminates this process with the given exit code. | ||
| [DllImport(JitHelpers.QCall, CharSet = CharSet.Unicode)] | ||
| private static extern void _Exit(int exitCode); | ||
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| public static void Exit(int exitCode) => _Exit(exitCode); | ||
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| public static extern int ExitCode | ||
| { | ||
| [MethodImpl(MethodImplOptions.InternalCall)] | ||
| get; | ||
| [MethodImpl(MethodImplOptions.InternalCall)] | ||
| set; | ||
| } | ||
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| // Note: The CLR's Watson bucketization code looks at the caller of the FCALL method | ||
| // to assign blame for crashes. Don't mess with this, such as by making it call | ||
| // another managed helper method, unless you consult with some CLR Watson experts. | ||
| [MethodImpl(MethodImplOptions.InternalCall)] | ||
| public static extern void FailFast(string message); | ||
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| // This overload of FailFast will allow you to specify the exception object | ||
| // whose bucket details *could* be used when undergoing the failfast process. | ||
| // To be specific: | ||
| // | ||
| // 1) When invoked from within a managed EH clause (fault/finally/catch), | ||
| // if the exception object is preallocated, the runtime will try to find its buckets | ||
| // and use them. If the exception object is not preallocated, it will use the bucket | ||
| // details contained in the object (if any). | ||
| // | ||
| // 2) When invoked from outside the managed EH clauses (fault/finally/catch), | ||
| // if the exception object is preallocated, the runtime will use the callsite's | ||
| // IP for bucketing. If the exception object is not preallocated, it will use the bucket | ||
| // details contained in the object (if any). | ||
| [MethodImpl(MethodImplOptions.InternalCall)] | ||
| public static extern void FailFast(string message, Exception exception); | ||
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| [MethodImpl(MethodImplOptions.InternalCall)] | ||
| public static extern void FailFast(string message, Exception exception, string errorMessage); | ||
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| [MethodImpl(MethodImplOptions.InternalCall)] | ||
| private static extern string[] GetCommandLineArgsNative(); | ||
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| public static string[] GetCommandLineArgs() | ||
| { | ||
| // There are multiple entry points to a hosted app. The host could | ||
| // use ::ExecuteAssembly() or ::CreateDelegate option: | ||
| // | ||
| // ::ExecuteAssembly() -> In this particular case, the runtime invokes the main | ||
| // method based on the arguments set by the host, and we return those arguments | ||
| // | ||
| // ::CreateDelegate() -> In this particular case, the host is asked to create a | ||
| // delegate based on the appDomain, assembly and methodDesc passed to it. | ||
| // which the caller uses to invoke the method. In this particular case we do not have | ||
| // any information on what arguments would be passed to the delegate. | ||
| // So our best bet is to simply use the commandLine that was used to invoke the process. | ||
| // in case it is present. | ||
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| return s_commandLineArgs != null ? | ||
| (string[])s_commandLineArgs.Clone() : | ||
| GetCommandLineArgsNative(); | ||
| } | ||
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| public static extern bool HasShutdownStarted | ||
| { | ||
| [MethodImpl(MethodImplOptions.InternalCall)] | ||
| get; | ||
| } | ||
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| public static int ProcessorCount => GetProcessorCount(); | ||
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| [DllImport(JitHelpers.QCall, CharSet = CharSet.Unicode)] | ||
| private static extern int GetProcessorCount(); | ||
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| // If you change this method's signature then you must change the code that calls it | ||
| // in excep.cpp and probably you will have to visit mscorlib.h to add the new signature | ||
| // as well as metasig.h to create the new signature type | ||
| internal static string GetResourceStringLocal(string key) => SR.GetResourceString(key); | ||
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| public static string StackTrace | ||
| { | ||
| [MethodImpl(MethodImplOptions.NoInlining)] // Prevent inlining from affecting where the stacktrace starts | ||
| get => new StackTrace(true).ToString(System.Diagnostics.StackTrace.TraceFormat.Normal); | ||
| } | ||
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| public static extern int TickCount | ||
| { | ||
| [MethodImpl(MethodImplOptions.InternalCall)] | ||
| get; | ||
| } | ||
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| #if !FEATURE_PAL | ||
| internal static bool IsWindows8OrAbove => WindowsVersion.IsWindows8OrAbove; | ||
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| // Seperate type so a .cctor is not created for Enviroment which then would be triggered during startup | ||
| private static class WindowsVersion | ||
| { | ||
| // Cache the value in readonly static that can be optimized out by the JIT | ||
| internal readonly static bool IsWindows8OrAbove = GetIsWindows8OrAbove(); | ||
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| private static bool GetIsWindows8OrAbove() | ||
| { | ||
| ulong conditionMask = Win32Native.VerSetConditionMask(0, Win32Native.VER_MAJORVERSION, Win32Native.VER_GREATER_EQUAL); | ||
| conditionMask = Win32Native.VerSetConditionMask(conditionMask, Win32Native.VER_MINORVERSION, Win32Native.VER_GREATER_EQUAL); | ||
| conditionMask = Win32Native.VerSetConditionMask(conditionMask, Win32Native.VER_SERVICEPACKMAJOR, Win32Native.VER_GREATER_EQUAL); | ||
| conditionMask = Win32Native.VerSetConditionMask(conditionMask, Win32Native.VER_SERVICEPACKMINOR, Win32Native.VER_GREATER_EQUAL); | ||
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| // Windows 8 version is 6.2 | ||
| var version = new Win32Native.OSVERSIONINFOEX(); | ||
| unsafe | ||
| { | ||
| version.dwOSVersionInfoSize = sizeof(Win32Native.OSVERSIONINFOEX); | ||
| } | ||
| version.dwMajorVersion = 6; | ||
| version.dwMinorVersion = 2; | ||
| version.wServicePackMajor = 0; | ||
| version.wServicePackMinor = 0; | ||
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| return Win32Native.VerifyVersionInfoW(ref version, | ||
| Win32Native.VER_MAJORVERSION | Win32Native.VER_MINORVERSION | Win32Native.VER_SERVICEPACKMAJOR | Win32Native.VER_SERVICEPACKMINOR, | ||
| conditionMask); | ||
| } | ||
| } | ||
| #endif | ||
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| #if FEATURE_COMINTEROP | ||
| // Seperate type so a .cctor is not created for Enviroment which then would be triggered during startup | ||
| private static class WinRT | ||
| { | ||
| // Cache the value in readonly static that can be optimized out by the JIT | ||
| public readonly static bool IsSupported = WinRTSupported(); | ||
| } | ||
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| // Does the current version of Windows have Windows Runtime suppport? | ||
| internal static bool IsWinRTSupported => WinRT.IsSupported; | ||
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| [DllImport(JitHelpers.QCall, CharSet = CharSet.Unicode)] | ||
| [return: MarshalAs(UnmanagedType.Bool)] | ||
| private static extern bool WinRTSupported(); | ||
| #endif // FEATURE_COMINTEROP | ||
| } | ||
| } |
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src/coreclr/src/System.Private.CoreLib/src/System/Environment.Windows.cs
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