Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / clr / src / BCL / System / Diagnostics / Stacktrace.cs / 1 / Stacktrace.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== namespace System.Diagnostics { using System.Text; using System.Threading; using System; using System.Security; using System.Security.Permissions; using System.IO; using System.Reflection; using System.Runtime.InteropServices; using System.Runtime.CompilerServices; using System.Globalization; using System.Runtime.Serialization; // READ ME: // Modifying the order or fields of this object may require other changes // to the unmanaged definition of the StackFrameHelper class, in // VM\DebugDebugger.h. The binder will catch some of these layout problems. [Serializable] internal class StackFrameHelper { [NonSerialized] private Thread targetThread; private int[] rgiOffset; private int[] rgiILOffset; // this field is here only for backwards compatibility of serialization format private MethodBase[] rgMethodBase; #pragma warning disable 414 // Field is not used from managed. // dynamicMethods is an array of System.Resolver objects, used to keep // DynamicMethodDescs alive for the lifetime of StackFrameHelper. private Object dynamicMethods; #pragma warning restore 414 [NonSerialized] private RuntimeMethodHandle[] rgMethodHandle; private String[] rgFilename; private int[] rgiLineNumber; private int[] rgiColumnNumber; private int iFrameCount; private bool fNeedFileInfo; public StackFrameHelper(bool fNeedFileLineColInfo, Thread target) { targetThread = target; rgMethodBase = null; rgMethodHandle = null; rgiOffset = null; rgiILOffset = null; rgFilename = null; rgiLineNumber = null; rgiColumnNumber = null; dynamicMethods = null; iFrameCount = 512; //read by the internal to EE method: this is the // number of requested frames fNeedFileInfo = fNeedFileLineColInfo; } public virtual MethodBase GetMethodBase (int i) { // There may be a better way to do this. // we got RuntimeMethodHandles here and we need to go to MethodBase // but we don't know whether the reflection info has been initialized // or not. So we call GetMethods and GetConstructors on the type // and then we fetch the proper MethodBase!! RuntimeMethodHandle mh = rgMethodHandle [i]; if (mh.IsNullHandle()) return null; mh = mh.GetTypicalMethodDefinition(); return RuntimeType.GetMethodBase(mh); } public virtual int GetOffset (int i) { return rgiOffset [i];} public virtual int GetILOffset (int i) { return rgiILOffset [i];} public virtual String GetFilename (int i) { return rgFilename [i];} public virtual int GetLineNumber (int i) { return rgiLineNumber [i];} public virtual int GetColumnNumber (int i) { return rgiColumnNumber [i];} public virtual int GetNumberOfFrames () { return iFrameCount;} public virtual void SetNumberOfFrames (int i) { iFrameCount = i;} // // serialization implementation // [OnSerializing] void OnSerializing(StreamingContext context) { // this is called in the process of serializing this object. // For compatibility with Everett we need to assign the rgMethodBase field as that is the field // that will be serialized rgMethodBase = (rgMethodHandle == null) ? null : new MethodBase[rgMethodHandle.Length]; if (rgMethodHandle != null) { for (int i = 0; i < rgMethodHandle.Length; i++) { if (!rgMethodHandle[i].IsNullHandle()) rgMethodBase[i] = RuntimeType.GetMethodBase(rgMethodHandle[i]); } } } [OnSerialized] void OnSerialized(StreamingContext context) { // after we are done serializing null the rgMethodBase field rgMethodBase = null; } [OnDeserialized] void OnDeserialized(StreamingContext context) { // after we are done deserializing we need to transform the rgMethodBase in rgMethodHandle rgMethodHandle = (rgMethodBase == null) ? null : new RuntimeMethodHandle[rgMethodBase.Length]; if (rgMethodBase != null) { for (int i = 0; i < rgMethodBase.Length; i++) { if (rgMethodBase[i] != null) rgMethodHandle[i] = rgMethodBase[i].MethodHandle; } } rgMethodBase = null; } } // Class which represents a description of a stack trace // There is no good reason for the methods of this class to be virtual. // In order to ensure trusted code can trust the data it gets from a // StackTrace, we use an InheritanceDemand to prevent partially-trusted // subclasses. [SecurityPermission(SecurityAction.InheritanceDemand, UnmanagedCode=true)] [Serializable()] [System.Runtime.InteropServices.ComVisible(true)] public class StackTrace { private StackFrame[] frames; private int m_iNumOfFrames; public const int METHODS_TO_SKIP = 0; private int m_iMethodsToSkip; // Constructs a stack trace from the current location. public StackTrace() { m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (METHODS_TO_SKIP, false, null, null); } // Constructs a stack trace from the current location. // public StackTrace(bool fNeedFileInfo) { m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (METHODS_TO_SKIP, fNeedFileInfo, null, null); } // Constructs a stack trace from the current location, in a caller's // frame // public StackTrace(int skipFrames) { if (skipFrames < 0) throw new ArgumentOutOfRangeException ("skipFrames", Environment.GetResourceString("ArgumentOutOfRange_NeedNonNegNum")); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (skipFrames+METHODS_TO_SKIP, false, null, null); } // Constructs a stack trace from the current location, in a caller's // frame // public StackTrace(int skipFrames, bool fNeedFileInfo) { if (skipFrames < 0) throw new ArgumentOutOfRangeException ("skipFrames", Environment.GetResourceString("ArgumentOutOfRange_NeedNonNegNum")); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (skipFrames+METHODS_TO_SKIP, fNeedFileInfo, null, null); } // Constructs a stack trace from the current location. public StackTrace(Exception e) { if (e == null) throw new ArgumentNullException("e"); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (METHODS_TO_SKIP, false, null, e); } // Constructs a stack trace from the current location. // public StackTrace(Exception e, bool fNeedFileInfo) { if (e == null) throw new ArgumentNullException("e"); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (METHODS_TO_SKIP, fNeedFileInfo, null, e); } // Constructs a stack trace from the current location, in a caller's // frame // public StackTrace(Exception e, int skipFrames) { if (e == null) throw new ArgumentNullException("e"); if (skipFrames < 0) throw new ArgumentOutOfRangeException ("skipFrames", Environment.GetResourceString("ArgumentOutOfRange_NeedNonNegNum")); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (skipFrames+METHODS_TO_SKIP, false, null, e); } // Constructs a stack trace from the current location, in a caller's // frame // public StackTrace(Exception e, int skipFrames, bool fNeedFileInfo) { if (e == null) throw new ArgumentNullException("e"); if (skipFrames < 0) throw new ArgumentOutOfRangeException ("skipFrames", Environment.GetResourceString("ArgumentOutOfRange_NeedNonNegNum")); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (skipFrames+METHODS_TO_SKIP, fNeedFileInfo, null, e); } // Constructs a "fake" stack trace, just containing a single frame. // Does not have the overhead of a full stack trace. // public StackTrace(StackFrame frame) { frames = new StackFrame[1]; frames[0] = frame; m_iMethodsToSkip = 0; m_iNumOfFrames = 1; } // Constructs a stack trace for the given thread // public StackTrace(Thread targetThread, bool needFileInfo) { m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (METHODS_TO_SKIP, needFileInfo, targetThread, null); } [MethodImplAttribute(MethodImplOptions.InternalCall)] internal static extern void GetStackFramesInternal(StackFrameHelper sfh, int iSkip, Exception e); internal static int CalculateFramesToSkip (StackFrameHelper StackF, int iNumFrames) { int iRetVal = 0; String PackageName = "System.Diagnostics"; // Check if this method is part of the System.Diagnostics // package. If so, increment counter keeping track of // System.Diagnostics functions for (int i=0; im_iNumOfFrames) m_iMethodsToSkip = m_iNumOfFrames; if (m_iNumOfFrames != 0) { frames = new StackFrame [m_iNumOfFrames]; for (int i=0; i = 0)) return frames [index+m_iMethodsToSkip]; return null; } // Returns an array of all stack frames for this stacktrace. // The array is ordered and sized such that GetFrames()[i] == GetFrame(i) // The nth element of this array is the same as GetFrame(n). // The length of the array is the same as FrameCount. // [ComVisible(false)] public virtual StackFrame [] GetFrames() { if (frames == null || m_iNumOfFrames <= 0) return null; // We have to return a subset of the array. Unfortunately this // means we have to allocate a new array and copy over. StackFrame [] array = new StackFrame[m_iNumOfFrames]; Array.Copy(frames, m_iMethodsToSkip, array, 0, m_iNumOfFrames); return array; } // Builds a readable representation of the stack trace // public override String ToString() { // Include a trailing newline for backwards compatibility return ToString( TraceFormat.TrailingNewLine ); } // TraceFormat is Used to specify options for how the // string-representation of a StackTrace should be generated. internal enum TraceFormat { Normal, TrailingNewLine, // include a trailing new line character NoResourceLookup // to prevent infinite resource recusion } // Builds a readable representation of the stack trace, specifying // the format for backwards compatibility. internal String ToString( TraceFormat traceFormat ) { String word_At = "at"; String inFileLineNum = "in {0}:line {1}"; if( traceFormat != TraceFormat.NoResourceLookup ) { word_At = Environment.GetResourceString("Word_At"); inFileLineNum = Environment.GetResourceString("StackTrace_InFileLineNumber"); } bool fFirstFrame = true; StringBuilder sb = new StringBuilder(255); for (int iFrameIndex=0; iFrameIndex < m_iNumOfFrames; iFrameIndex++) { StackFrame sf = GetFrame(iFrameIndex); MethodBase mb = sf.GetMethod(); if (mb != null) { // We want a newline at the end of every line except for the last if (fFirstFrame) fFirstFrame = false; else sb.Append( Environment.NewLine ); sb.AppendFormat(CultureInfo.InvariantCulture, " {0} ", word_At); Type t = mb.DeclaringType; // if there is a type (non global method) print it if (t != null) { sb.Append (t.FullName.Replace('+', '.')); sb.Append ("."); } sb.Append (mb.Name); // deal with the generic portion of the method if (mb is MethodInfo && ((MethodInfo)mb).IsGenericMethod) { Type[] typars = ((MethodInfo)mb).GetGenericArguments(); sb.Append ("["); int k=0; bool fFirstTyParam = true; while (k < typars.Length) { if (fFirstTyParam == false) sb.Append (","); else fFirstTyParam = false; sb.Append (typars[k].Name); k++; } sb.Append ("]"); } // arguments printing sb.Append ("("); ParameterInfo[] pi = mb.GetParameters(); bool fFirstParam = true; for( int j=0; j < pi.Length; j++ ) { if (fFirstParam == false) sb.Append (", "); else fFirstParam = false; String typeName = " "; if (pi[j].ParameterType != null) typeName = pi[j].ParameterType.Name; sb.Append (typeName + " " + pi[j].Name); } sb.Append (")"); // source location printing if (sf.GetILOffset() != -1) { // It's possible we have a debug version of an executable but no PDB. In // this case, the file name will be null. String fileName = null; try { fileName = sf.GetFileName(); } catch (SecurityException) { } if (fileName != null) { // tack on " in c:\tmp\MyFile.cs:line 5" sb.Append(' '); sb.AppendFormat(CultureInfo.InvariantCulture, inFileLineNum, fileName, sf.GetFileLineNumber()); } } } } if( traceFormat == TraceFormat.TrailingNewLine ) sb.Append( Environment.NewLine ); return sb.ToString(); } // This helper is called from within the EE to construct a string representation // of the current stack trace. private static String GetManagedStackTraceStringHelper(bool fNeedFileInfo) { // Note all the frames in System.Diagnostics will be skipped when capturing // a normal stack trace (not from an exception) so we don't need to explicitly // skip the GetManagedStackTraceStringHelper frame. StackTrace st = new StackTrace(0, fNeedFileInfo); return st.ToString(); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== namespace System.Diagnostics { using System.Text; using System.Threading; using System; using System.Security; using System.Security.Permissions; using System.IO; using System.Reflection; using System.Runtime.InteropServices; using System.Runtime.CompilerServices; using System.Globalization; using System.Runtime.Serialization; // READ ME: // Modifying the order or fields of this object may require other changes // to the unmanaged definition of the StackFrameHelper class, in // VM\DebugDebugger.h. The binder will catch some of these layout problems. [Serializable] internal class StackFrameHelper { [NonSerialized] private Thread targetThread; private int[] rgiOffset; private int[] rgiILOffset; // this field is here only for backwards compatibility of serialization format private MethodBase[] rgMethodBase; #pragma warning disable 414 // Field is not used from managed. // dynamicMethods is an array of System.Resolver objects, used to keep // DynamicMethodDescs alive for the lifetime of StackFrameHelper. private Object dynamicMethods; #pragma warning restore 414 [NonSerialized] private RuntimeMethodHandle[] rgMethodHandle; private String[] rgFilename; private int[] rgiLineNumber; private int[] rgiColumnNumber; private int iFrameCount; private bool fNeedFileInfo; public StackFrameHelper(bool fNeedFileLineColInfo, Thread target) { targetThread = target; rgMethodBase = null; rgMethodHandle = null; rgiOffset = null; rgiILOffset = null; rgFilename = null; rgiLineNumber = null; rgiColumnNumber = null; dynamicMethods = null; iFrameCount = 512; //read by the internal to EE method: this is the // number of requested frames fNeedFileInfo = fNeedFileLineColInfo; } public virtual MethodBase GetMethodBase (int i) { // There may be a better way to do this. // we got RuntimeMethodHandles here and we need to go to MethodBase // but we don't know whether the reflection info has been initialized // or not. So we call GetMethods and GetConstructors on the type // and then we fetch the proper MethodBase!! RuntimeMethodHandle mh = rgMethodHandle [i]; if (mh.IsNullHandle()) return null; mh = mh.GetTypicalMethodDefinition(); return RuntimeType.GetMethodBase(mh); } public virtual int GetOffset (int i) { return rgiOffset [i];} public virtual int GetILOffset (int i) { return rgiILOffset [i];} public virtual String GetFilename (int i) { return rgFilename [i];} public virtual int GetLineNumber (int i) { return rgiLineNumber [i];} public virtual int GetColumnNumber (int i) { return rgiColumnNumber [i];} public virtual int GetNumberOfFrames () { return iFrameCount;} public virtual void SetNumberOfFrames (int i) { iFrameCount = i;} // // serialization implementation // [OnSerializing] void OnSerializing(StreamingContext context) { // this is called in the process of serializing this object. // For compatibility with Everett we need to assign the rgMethodBase field as that is the field // that will be serialized rgMethodBase = (rgMethodHandle == null) ? null : new MethodBase[rgMethodHandle.Length]; if (rgMethodHandle != null) { for (int i = 0; i < rgMethodHandle.Length; i++) { if (!rgMethodHandle[i].IsNullHandle()) rgMethodBase[i] = RuntimeType.GetMethodBase(rgMethodHandle[i]); } } } [OnSerialized] void OnSerialized(StreamingContext context) { // after we are done serializing null the rgMethodBase field rgMethodBase = null; } [OnDeserialized] void OnDeserialized(StreamingContext context) { // after we are done deserializing we need to transform the rgMethodBase in rgMethodHandle rgMethodHandle = (rgMethodBase == null) ? null : new RuntimeMethodHandle[rgMethodBase.Length]; if (rgMethodBase != null) { for (int i = 0; i < rgMethodBase.Length; i++) { if (rgMethodBase[i] != null) rgMethodHandle[i] = rgMethodBase[i].MethodHandle; } } rgMethodBase = null; } } // Class which represents a description of a stack trace // There is no good reason for the methods of this class to be virtual. // In order to ensure trusted code can trust the data it gets from a // StackTrace, we use an InheritanceDemand to prevent partially-trusted // subclasses. [SecurityPermission(SecurityAction.InheritanceDemand, UnmanagedCode=true)] [Serializable()] [System.Runtime.InteropServices.ComVisible(true)] public class StackTrace { private StackFrame[] frames; private int m_iNumOfFrames; public const int METHODS_TO_SKIP = 0; private int m_iMethodsToSkip; // Constructs a stack trace from the current location. public StackTrace() { m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (METHODS_TO_SKIP, false, null, null); } // Constructs a stack trace from the current location. // public StackTrace(bool fNeedFileInfo) { m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (METHODS_TO_SKIP, fNeedFileInfo, null, null); } // Constructs a stack trace from the current location, in a caller's // frame // public StackTrace(int skipFrames) { if (skipFrames < 0) throw new ArgumentOutOfRangeException ("skipFrames", Environment.GetResourceString("ArgumentOutOfRange_NeedNonNegNum")); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (skipFrames+METHODS_TO_SKIP, false, null, null); } // Constructs a stack trace from the current location, in a caller's // frame // public StackTrace(int skipFrames, bool fNeedFileInfo) { if (skipFrames < 0) throw new ArgumentOutOfRangeException ("skipFrames", Environment.GetResourceString("ArgumentOutOfRange_NeedNonNegNum")); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (skipFrames+METHODS_TO_SKIP, fNeedFileInfo, null, null); } // Constructs a stack trace from the current location. public StackTrace(Exception e) { if (e == null) throw new ArgumentNullException("e"); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (METHODS_TO_SKIP, false, null, e); } // Constructs a stack trace from the current location. // public StackTrace(Exception e, bool fNeedFileInfo) { if (e == null) throw new ArgumentNullException("e"); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (METHODS_TO_SKIP, fNeedFileInfo, null, e); } // Constructs a stack trace from the current location, in a caller's // frame // public StackTrace(Exception e, int skipFrames) { if (e == null) throw new ArgumentNullException("e"); if (skipFrames < 0) throw new ArgumentOutOfRangeException ("skipFrames", Environment.GetResourceString("ArgumentOutOfRange_NeedNonNegNum")); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (skipFrames+METHODS_TO_SKIP, false, null, e); } // Constructs a stack trace from the current location, in a caller's // frame // public StackTrace(Exception e, int skipFrames, bool fNeedFileInfo) { if (e == null) throw new ArgumentNullException("e"); if (skipFrames < 0) throw new ArgumentOutOfRangeException ("skipFrames", Environment.GetResourceString("ArgumentOutOfRange_NeedNonNegNum")); m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (skipFrames+METHODS_TO_SKIP, fNeedFileInfo, null, e); } // Constructs a "fake" stack trace, just containing a single frame. // Does not have the overhead of a full stack trace. // public StackTrace(StackFrame frame) { frames = new StackFrame[1]; frames[0] = frame; m_iMethodsToSkip = 0; m_iNumOfFrames = 1; } // Constructs a stack trace for the given thread // public StackTrace(Thread targetThread, bool needFileInfo) { m_iNumOfFrames = 0; m_iMethodsToSkip = 0; CaptureStackTrace (METHODS_TO_SKIP, needFileInfo, targetThread, null); } [MethodImplAttribute(MethodImplOptions.InternalCall)] internal static extern void GetStackFramesInternal(StackFrameHelper sfh, int iSkip, Exception e); internal static int CalculateFramesToSkip (StackFrameHelper StackF, int iNumFrames) { int iRetVal = 0; String PackageName = "System.Diagnostics"; // Check if this method is part of the System.Diagnostics // package. If so, increment counter keeping track of // System.Diagnostics functions for (int i=0; i m_iNumOfFrames) m_iMethodsToSkip = m_iNumOfFrames; if (m_iNumOfFrames != 0) { frames = new StackFrame [m_iNumOfFrames]; for (int i=0; i = 0)) return frames [index+m_iMethodsToSkip]; return null; } // Returns an array of all stack frames for this stacktrace. // The array is ordered and sized such that GetFrames()[i] == GetFrame(i) // The nth element of this array is the same as GetFrame(n). // The length of the array is the same as FrameCount. // [ComVisible(false)] public virtual StackFrame [] GetFrames() { if (frames == null || m_iNumOfFrames <= 0) return null; // We have to return a subset of the array. Unfortunately this // means we have to allocate a new array and copy over. StackFrame [] array = new StackFrame[m_iNumOfFrames]; Array.Copy(frames, m_iMethodsToSkip, array, 0, m_iNumOfFrames); return array; } // Builds a readable representation of the stack trace // public override String ToString() { // Include a trailing newline for backwards compatibility return ToString( TraceFormat.TrailingNewLine ); } // TraceFormat is Used to specify options for how the // string-representation of a StackTrace should be generated. internal enum TraceFormat { Normal, TrailingNewLine, // include a trailing new line character NoResourceLookup // to prevent infinite resource recusion } // Builds a readable representation of the stack trace, specifying // the format for backwards compatibility. internal String ToString( TraceFormat traceFormat ) { String word_At = "at"; String inFileLineNum = "in {0}:line {1}"; if( traceFormat != TraceFormat.NoResourceLookup ) { word_At = Environment.GetResourceString("Word_At"); inFileLineNum = Environment.GetResourceString("StackTrace_InFileLineNumber"); } bool fFirstFrame = true; StringBuilder sb = new StringBuilder(255); for (int iFrameIndex=0; iFrameIndex < m_iNumOfFrames; iFrameIndex++) { StackFrame sf = GetFrame(iFrameIndex); MethodBase mb = sf.GetMethod(); if (mb != null) { // We want a newline at the end of every line except for the last if (fFirstFrame) fFirstFrame = false; else sb.Append( Environment.NewLine ); sb.AppendFormat(CultureInfo.InvariantCulture, " {0} ", word_At); Type t = mb.DeclaringType; // if there is a type (non global method) print it if (t != null) { sb.Append (t.FullName.Replace('+', '.')); sb.Append ("."); } sb.Append (mb.Name); // deal with the generic portion of the method if (mb is MethodInfo && ((MethodInfo)mb).IsGenericMethod) { Type[] typars = ((MethodInfo)mb).GetGenericArguments(); sb.Append ("["); int k=0; bool fFirstTyParam = true; while (k < typars.Length) { if (fFirstTyParam == false) sb.Append (","); else fFirstTyParam = false; sb.Append (typars[k].Name); k++; } sb.Append ("]"); } // arguments printing sb.Append ("("); ParameterInfo[] pi = mb.GetParameters(); bool fFirstParam = true; for( int j=0; j < pi.Length; j++ ) { if (fFirstParam == false) sb.Append (", "); else fFirstParam = false; String typeName = " "; if (pi[j].ParameterType != null) typeName = pi[j].ParameterType.Name; sb.Append (typeName + " " + pi[j].Name); } sb.Append (")"); // source location printing if (sf.GetILOffset() != -1) { // It's possible we have a debug version of an executable but no PDB. In // this case, the file name will be null. String fileName = null; try { fileName = sf.GetFileName(); } catch (SecurityException) { } if (fileName != null) { // tack on " in c:\tmp\MyFile.cs:line 5" sb.Append(' '); sb.AppendFormat(CultureInfo.InvariantCulture, inFileLineNum, fileName, sf.GetFileLineNumber()); } } } } if( traceFormat == TraceFormat.TrailingNewLine ) sb.Append( Environment.NewLine ); return sb.ToString(); } // This helper is called from within the EE to construct a string representation // of the current stack trace. private static String GetManagedStackTraceStringHelper(bool fNeedFileInfo) { // Note all the frames in System.Diagnostics will be skipped when capturing // a normal stack trace (not from an exception) so we don't need to explicitly // skip the GetManagedStackTraceStringHelper frame. StackTrace st = new StackTrace(0, fNeedFileInfo); return st.ToString(); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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