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checkpoint · pythonnet/pythonnet@aa5d99c · GitHub

/ pythonnet Public

Commit aa5d99c

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brianlloyd
committed
checkpoint
1 parent f524919 commit aa5d99c

7 files changed

Lines changed: 294 additions & 6 deletions

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‎pythonnet/src/runtime/assemblymanager.cs‎

Lines changed: 2 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -31,7 +31,6 @@ internal class AssemblyManager {
3131
static Dictionary<string, int> probed;
3232
static List<Assembly> assemblies;
3333
static List<string> pypath;
34-
static int last;
3534

3635
private AssemblyManager() {}
3736

@@ -271,7 +270,7 @@ static void ScanAssembly(Assembly assembly) {
271270
}
272271

273272
if (t.IsGenericTypeDefinition) {
274-
GenericManager.Register(t);
273+
GenericUtil.Register(t);
275274
// Dictionary<string, string> map = null;
276275
// generics.TryGetValue(t.Namespace, out map);
277276
// if (map == null) {
@@ -323,7 +322,7 @@ public static List<string> GetNames(string nsname) {
323322
Dictionary<string, int> seen = new Dictionary<string, int>();
324323
List<string> names = new List<string>(8);
325324

326-
List<string> g = GenericManager.GetGenericBaseNames(nsname);
325+
List<string> g = GenericUtil.GetGenericBaseNames(nsname);
327326
if (g != null) {
328327
foreach (string n in g) {
329328
names.Add(n);

‎pythonnet/src/runtime/classbase.cs‎

Lines changed: 0 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -28,7 +28,6 @@ internal class ClassBase : ManagedType {
2828

2929
internal bool is_exception;
3030
internal Indexer indexer;
31-
internal Type[] generics;
3231
internal Type type;
3332

3433
internal ClassBase(Type tp) : base() {

‎pythonnet/src/runtime/generictype.cs‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -75,7 +75,7 @@ public override IntPtr type_subscript(IntPtr idx) {
7575
}
7676
else {
7777
foreach (Type t in
78-
GenericManager.GenericsForType(this.type)) {
78+
GenericUtil.GenericsForType(this.type)) {
7979
if (t.GetGenericArguments().Length == types.Length) {
8080
target = t;
8181
break;

‎pythonnet/src/runtime/genericutil.cs‎

Lines changed: 138 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,138 @@
1+
// ==========================================================================
2+
// This software is subject to the provisions of the Zope Public License,
3+
// Version 2.0 (ZPL). A copy of the ZPL should accompany this distribution.
4+
// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
5+
// WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
6+
// WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
7+
// FOR A PARTICULAR PURPOSE.
8+
// ==========================================================================
9+
10+
using System;
11+
using System.Runtime.InteropServices;
12+
using System.Collections.Generic;
13+
using System.Collections;
14+
using System.Reflection;
15+
using System.Security;
16+
17+
namespace Python.Runtime {
18+
19+
/// <summary>
20+
/// This class is responsible for efficiently maintaining the bits
21+
/// of information we need to support aliases with 'nice names'.
22+
/// </summary>
23+
24+
internal class GenericUtil {
25+
26+
static Dictionary<string, Dictionary<string, List<string>>> mapping;
27+
28+
private GenericUtil() {}
29+
30+
static GenericUtil() {
31+
mapping = new
32+
Dictionary<string, Dictionary<string, List<string>>>();
33+
}
34+
35+
//====================================================================
36+
// Register a generic type that appears in a given namespace.
37+
//====================================================================
38+
39+
internal static void Register(Type t) {
40+
Dictionary<string, List<string>> nsmap = null;
41+
mapping.TryGetValue(t.Namespace, out nsmap);
42+
if (nsmap == null) {
43+
nsmap = new Dictionary<string, List<string>>();
44+
mapping[t.Namespace] = nsmap;
45+
}
46+
string basename = t.Name;
47+
int tick = basename.IndexOf("`");
48+
if (tick > -1) {
49+
basename = basename.Substring(0, tick);
50+
}
51+
List<string> gnames = null;
52+
nsmap.TryGetValue(basename, out gnames);
53+
if (gnames == null) {
54+
gnames = new List<string>();
55+
nsmap[basename] = gnames;
56+
}
57+
gnames.Add(t.Name);
58+
}
59+
60+
//====================================================================
61+
// xxx
62+
//====================================================================
63+
64+
public static List<string> GetGenericBaseNames(string ns) {
65+
Dictionary<string, List<string>> nsmap = null;
66+
mapping.TryGetValue(ns, out nsmap);
67+
if (nsmap == null) {
68+
return null;
69+
}
70+
List<string> names = new List<string>();
71+
foreach (string key in nsmap.Keys) {
72+
names.Add(key);
73+
}
74+
return names;
75+
}
76+
77+
//====================================================================
78+
// xxx
79+
//====================================================================
80+
81+
public static List<Type> GenericsForType(Type t) {
82+
Dictionary<string, List<string>> nsmap = null;
83+
mapping.TryGetValue(t.Namespace, out nsmap);
84+
if (nsmap == null) {
85+
return null;
86+
}
87+
88+
string basename = t.Name;
89+
int tick = basename.IndexOf("`");
90+
if (tick > -1) {
91+
basename = basename.Substring(0, tick);
92+
}
93+
94+
List<string> names = null;
95+
nsmap.TryGetValue(basename, out names);
96+
if (names == null) {
97+
return null;
98+
}
99+
100+
List<Type> result = new List<Type>();
101+
foreach (string name in names) {
102+
string qname = t.Namespace + "." + name;
103+
Type o = AssemblyManager.LookupType(qname);
104+
if (o != null) {
105+
result.Add(o);
106+
}
107+
}
108+
109+
return result;
110+
}
111+
112+
//====================================================================
113+
// xxx
114+
//====================================================================
115+
116+
public static string GenericNameForBaseName(string ns, string name) {
117+
Dictionary<string, List<string>> nsmap = null;
118+
mapping.TryGetValue(ns, out nsmap);
119+
if (nsmap == null) {
120+
return null;
121+
}
122+
List<string> gnames = null;
123+
nsmap.TryGetValue(name, out gnames);
124+
if (gnames == null) {
125+
return null;
126+
}
127+
if (gnames.Count > 0) {
128+
return gnames[0];
129+
}
130+
return null;
131+
}
132+
133+
134+
}
135+
136+
137+
138+
}

‎pythonnet/src/runtime/moduleobject.cs‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -136,7 +136,7 @@ public ManagedType GetAttribute(string name, bool guess) {
136136
// enough to complicate the implementation for now.
137137

138138
if (guess) {
139-
string gname = GenericManager.GenericNameForBaseName(
139+
string gname = GenericUtil.GenericNameForBaseName(
140140
_namespace, name);
141141
if (gname != null) {
142142
ManagedType o = GetAttribute(gname, false);

‎pythonnet/src/runtime/oldmodule.il‎

Lines changed: 80 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,80 @@
1+
// ==========================================================================
2+
// This software is subject to the provisions of the Zope Public License,
3+
// Version 2.0 (ZPL). A copy of the ZPL should accompany this distribution.
4+
// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
5+
// WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
6+
// WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
7+
// FOR A PARTICULAR PURPOSE.
8+
// ==========================================================================
9+
10+
//============================================================================
11+
// This file implements the deprecated CLR extension module.
12+
//============================================================================
13+
14+
.assembly extern mscorlib
15+
{
16+
.publickeytoken = (B7 7A 5C 56 19 34 E0 89 )
17+
.ver 1:0:5000:0
18+
}
19+
.assembly extern Python.Runtime
20+
{
21+
.ver 1:0:0:0
22+
}
23+
.assembly CLR
24+
{
25+
// --- The following custom attribute is added automatically, do not uncomment -------
26+
// .custom instance void [mscorlib]System.Diagnostics.DebuggableAttribute::.ctor(bool,
27+
// bool) = ( 01 00 00 01 00 00 )
28+
.hash algorithm 0x00008004
29+
.ver 0:0:0:0
30+
}
31+
32+
.module CLR.dll
33+
// MVID: {01BEB897-1638-4D9D-B01C-3638714A76B4}
34+
.imagebase 0x00400000
35+
.subsystem 0x00000003
36+
.file alignment 512
37+
.corflags 0x00000002
38+
39+
.vtfixup [1] int32 fromunmanaged at VT_01
40+
.data VT_01 = int32(0)
41+
42+
43+
.class public auto ansi beforefieldinit CLRModule
44+
extends [mscorlib]System.Object
45+
{
46+
} // end of class CLRModule
47+
48+
49+
50+
.class public auto ansi beforefieldinit CLRModule
51+
extends [mscorlib]System.Object
52+
{
53+
.method public hidebysig static void
54+
modopt([mscorlib]System.Runtime.CompilerServices.CallConvCdecl)
55+
initCLR() cil managed
56+
{
57+
.vtentry 1:1
58+
.export [1] as initCLR
59+
60+
// Code size 8 (0x8)
61+
.maxstack 0
62+
IL_0000: call void [Python.Runtime]Python.Runtime.PythonEngine::InitExt()
63+
IL_0005: br.s IL_0007
64+
65+
IL_0007: ret
66+
} // end of method CLRModule::initCLR
67+
68+
.method public hidebysig specialname rtspecialname
69+
instance void .ctor() cil managed
70+
{
71+
// Code size 7 (0x7)
72+
.maxstack 1
73+
IL_0000: ldarg.0
74+
IL_0001: call instance void [mscorlib]System.Object::.ctor()
75+
IL_0006: ret
76+
} // end of method CLRModule::.ctor
77+
78+
} // end of class CLRModule
79+
80+

‎pythonnet/src/runtime/overload.cs‎

Lines changed: 72 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,72 @@
1+
// ==========================================================================
2+
// This software is subject to the provisions of the Zope Public License,
3+
// Version 2.0 (ZPL). A copy of the ZPL should accompany this distribution.
4+
// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
5+
// WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
6+
// WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
7+
// FOR A PARTICULAR PURPOSE.
8+
// ==========================================================================
9+
10+
using System;
11+
using System.Reflection;
12+
13+
namespace Python.Runtime {
14+
15+
//========================================================================
16+
// Implements the __overloads__ attribute of method objects. This object
17+
// supports the [] syntax to explicitly select an overload by signature.
18+
//========================================================================
19+
20+
internal class OverloadMapper : ExtensionType {
21+
22+
MethodObject m;
23+
IntPtr target;
24+
25+
public OverloadMapper(MethodObject m, IntPtr target) : base() {
26+
Runtime.Incref(target);
27+
this.target = target;
28+
this.m = m;
29+
}
30+
31+
//====================================================================
32+
// Implement explicit overload selection using subscript syntax ([]).
33+
//====================================================================
34+
35+
public static IntPtr mp_subscript(IntPtr tp, IntPtr idx) {
36+
OverloadMapper self = (OverloadMapper)GetManagedObject(tp);
37+
38+
// Note: if the type provides a non-generic method with N args
39+
// and a generic method that takes N params, then we always
40+
// prefer the non-generic version in doing overload selection.
41+
42+
Type[] types = Runtime.PythonArgsToTypeArray(idx);
43+
if (types == null) {
44+
return Exceptions.RaiseTypeError("type(s) expected");
45+
}
46+
47+
MethodInfo mi = MethodBinder.MatchSignature(self.m.info, types);
48+
if (mi == null) {
49+
string e = "No match found for signature";
50+
return Exceptions.RaiseTypeError(e);
51+
}
52+
53+
MethodBinding mb = new MethodBinding(self.m, self.target);
54+
mb.info = mi;
55+
Runtime.Incref(mb.pyHandle);
56+
return mb.pyHandle;
57+
}
58+
59+
//====================================================================
60+
// OverloadMapper dealloc implementation.
61+
//====================================================================
62+
63+
public static new void tp_dealloc(IntPtr ob) {
64+
OverloadMapper self = (OverloadMapper)GetManagedObject(ob);
65+
Runtime.Decref(self.target);
66+
ExtensionType.FinalizeObject(self);
67+
}
68+
69+
}
70+
71+
72+
}

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