mirror of
https://github.com/microsoft/PowerToys.git
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129 lines
4.1 KiB
C#
129 lines
4.1 KiB
C#
// ==========================================================================
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// This software is subject to the provisions of the Zope Public License,
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// Version 2.0 (ZPL). A copy of the ZPL should accompany this distribution.
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// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
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// WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
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// FOR A PARTICULAR PURPOSE.
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// ==========================================================================
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using System;
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using System.Collections;
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using System.Reflection;
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using System.Runtime.InteropServices;
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using System.Diagnostics;
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using System.Threading;
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namespace Python.Runtime {
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/// <summary>
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/// Debugging helper utilities.
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/// The methods are only executed when the DEBUG flag is set. Otherwise
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/// they are automagically hidden by the compiler and silently surpressed.
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/// </summary>
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internal class DebugUtil {
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[Conditional("DEBUG")]
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public static void Print(string msg, params IntPtr[] args) {
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string result = msg;
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result += " ";
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for (int i = 0; i < args.Length; i++) {
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if (args[i] == IntPtr.Zero) {
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Console.WriteLine("null arg to print");
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}
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IntPtr ob = Runtime.PyObject_Repr(args[i]);
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result += Runtime.GetManagedString(ob);
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Runtime.Decref(ob);
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result += " ";
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}
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Console.WriteLine(result);
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return;
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}
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[Conditional("DEBUG")]
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public static void Print(string msg) {
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Console.WriteLine(msg);
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}
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[Conditional("DEBUG")]
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internal static void DumpType(IntPtr type) {
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IntPtr op = Marshal.ReadIntPtr(type, TypeOffset.tp_name);
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string name = Marshal.PtrToStringAnsi(op);
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Console.WriteLine("Dump type: {0}", name);
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op = Marshal.ReadIntPtr(type, TypeOffset.ob_type);
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DebugUtil.Print(" type: ", op);
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op = Marshal.ReadIntPtr(type, TypeOffset.tp_base);
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DebugUtil.Print(" base: ", op);
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op = Marshal.ReadIntPtr(type, TypeOffset.tp_bases);
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DebugUtil.Print(" bases: ", op);
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//op = Marshal.ReadIntPtr(type, TypeOffset.tp_mro);
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//DebugUtil.Print(" mro: ", op);
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FieldInfo[] slots = typeof(TypeOffset).GetFields();
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int size = IntPtr.Size;
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for (int i = 0; i < slots.Length; i++) {
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int offset = i * size;
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name = slots[i].Name;
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op = Marshal.ReadIntPtr(type, offset);
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Console.WriteLine(" {0}: {1}", name, op);
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}
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Console.WriteLine("");
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Console.WriteLine("");
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op = Marshal.ReadIntPtr(type, TypeOffset.tp_dict);
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if (op == IntPtr.Zero) {
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Console.WriteLine(" dict: null");
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}
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else {
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DebugUtil.Print(" dict: ", op);
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}
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}
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[Conditional("DEBUG")]
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internal static void DumpInst(IntPtr ob) {
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IntPtr tp = Runtime.PyObject_TYPE(ob);
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int sz = (int)Marshal.ReadIntPtr(tp, TypeOffset.tp_basicsize);
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for (int i = 0; i < sz; i += IntPtr.Size) {
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IntPtr pp = new IntPtr(ob.ToInt64() + i);
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IntPtr v = Marshal.ReadIntPtr(pp);
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Console.WriteLine("offset {0}: {1}", i, v);
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}
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Console.WriteLine("");
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Console.WriteLine("");
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}
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[Conditional("DEBUG")]
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internal static void debug(string msg) {
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StackTrace st = new StackTrace(1, true);
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StackFrame sf = st.GetFrame(0);
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MethodBase mb = sf.GetMethod();
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Type mt = mb.DeclaringType;
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string caller = mt.Name + "." + sf.GetMethod().Name;
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Thread t = Thread.CurrentThread;
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string tid = t.GetHashCode().ToString();
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Console.WriteLine("thread {0} : {1}", tid, caller);
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Console.WriteLine(" {0}", msg);
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return;
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}
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}
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}
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