1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
|
//
// Driver.cs
//
// Author:
// Jb Evain (jbevain@gmail.com)
//
// (C) 2006 Jb Evain
//
// 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.IO;
using System.Collections.Generic;
using System.Xml.XPath;
using Mono.Linker.Steps;
namespace Mono.Linker {
public class Driver {
#if NET_CORE
static readonly string _linker = "IL Linker";
#else
static readonly string _linker = "Mono CIL Linker";
#endif
public static int Main (string [] args)
{
if (args.Length == 0)
Usage ("No parameters specified");
try {
Driver driver = new Driver (args);
driver.Run ();
} catch (Exception e) {
Console.WriteLine ("Fatal error in {0}", _linker);
Console.WriteLine (e);
return 1;
}
return 0;
}
Queue<string> _queue;
public Driver (string [] args)
{
_queue = new Queue<string> (args);
}
bool HaveMoreTokens ()
{
return _queue.Count > 0;
}
void Run ()
{
Pipeline p = GetStandardPipeline ();
using (LinkContext context = GetDefaultContext (p)) {
I18nAssemblies assemblies = I18nAssemblies.All;
var custom_steps = new List<string> ();
bool resolver = false;
while (HaveMoreTokens ()) {
string token = GetParam ();
if (token.Length < 2)
Usage ("Option is too short");
if (!(token [0] == '-' || token [1] == '/'))
Usage ("Expecting an option, got instead: " + token);
if (token [0] == '-' && token [1] == '-') {
if (token.Length < 3)
Usage ("Option is too short");
switch (token [2]) {
case 'v':
Version ();
break;
case 'a':
About ();
break;
default:
Usage (null);
break;
}
}
switch (token [1]) {
case 'd': {
DirectoryInfo info = new DirectoryInfo (GetParam ());
context.Resolver.AddSearchDirectory (info.FullName);
break;
}
case 'o':
context.OutputDirectory = GetParam ();
break;
case 'c':
context.CoreAction = ParseAssemblyAction (GetParam ());
break;
case 'p':
AssemblyAction action = ParseAssemblyAction (GetParam ());
context.Actions [GetParam ()] = action;
break;
case 's':
custom_steps.Add (GetParam ());
break;
case 't':
context.KeepTypeForwarderOnlyAssemblies = true;
break;
case 'x':
foreach (string file in GetFiles (GetParam ()))
p.PrependStep (new ResolveFromXmlStep (new XPathDocument (file)));
resolver = true;
break;
case 'r':
case 'a':
var rootVisibility = (token [1] == 'r')
? ResolveFromAssemblyStep.RootVisibility.PublicAndFamily
: ResolveFromAssemblyStep.RootVisibility.Any;
foreach (string file in GetFiles (GetParam ()))
p.PrependStep (new ResolveFromAssemblyStep (file, rootVisibility));
resolver = true;
break;
case 'i':
foreach (string file in GetFiles (GetParam ()))
p.PrependStep (new ResolveFromXApiStep (new XPathDocument (file)));
resolver = true;
break;
case 'l':
assemblies = ParseI18n (GetParam ());
break;
case 'm':
context.SetParameter (GetParam (), GetParam ());
break;
case 'b':
context.LinkSymbols = bool.Parse (GetParam ());
break;
case 'g':
if (!bool.Parse (GetParam ()))
p.RemoveStep (typeof (RegenerateGuidStep));
break;
case 'z':
if (!bool.Parse (GetParam ()))
p.RemoveStep (typeof (BlacklistStep));
break;
case 'v':
context.KeepMembersForDebuggerAttributes = bool.Parse (GetParam ());
break;
default:
Usage ("Unknown option: `" + token [1] + "'");
break;
}
}
if (!resolver)
Usage ("No resolver was created (use -x, -a or -i)");
foreach (string custom_step in custom_steps)
AddCustomStep (p, custom_step);
p.AddStepAfter (typeof (LoadReferencesStep), new LoadI18nAssemblies (assemblies));
p.Process (context);
}
}
protected static void AddCustomStep (Pipeline pipeline, string arg)
{
int pos = arg.IndexOf (":");
if (pos == -1) {
pipeline.AppendStep (ResolveStep (arg));
return;
}
string [] parts = arg.Split (':');
if (parts.Length != 2)
Usage ("Step is specified as TYPE:STEP");
if (parts [0].IndexOf (",") > -1)
pipeline.AddStepBefore (FindStep (pipeline, parts [1]), ResolveStep (parts [0]));
else if (parts [1].IndexOf (",") > -1)
pipeline.AddStepAfter (FindStep (pipeline, parts [0]), ResolveStep (parts [1]));
else
Usage ("No comma separator in TYPE or STEP");
}
static Type FindStep (Pipeline pipeline, string name)
{
foreach (IStep step in pipeline.GetSteps ()) {
Type t = step.GetType ();
if (t.Name == name)
return t;
}
return null;
}
static IStep ResolveStep (string type)
{
Type step = Type.GetType (type, false);
if (step == null)
Usage (String.Format ("Step type '{0}' not found.", type));
if (!typeof (IStep).IsAssignableFrom (step))
Usage (String.Format ("Step type '{0}' does not implement IStep interface.", type));
return (IStep) Activator.CreateInstance (step);
}
static string [] GetFiles (string param)
{
if (param.Length < 1 || param [0] != '@')
return new string [] {param};
string file = param.Substring (1);
return ReadLines (file);
}
static string [] ReadLines (string file)
{
var lines = new List<string> ();
using (StreamReader reader = new StreamReader (file)) {
string line;
while ((line = reader.ReadLine ()) != null)
lines.Add (line);
}
return lines.ToArray ();
}
protected static I18nAssemblies ParseI18n (string str)
{
I18nAssemblies assemblies = I18nAssemblies.None;
string [] parts = str.Split (',');
foreach (string part in parts)
assemblies |= (I18nAssemblies) Enum.Parse (typeof (I18nAssemblies), part.Trim (), true);
return assemblies;
}
static AssemblyAction ParseAssemblyAction (string s)
{
return (AssemblyAction) Enum.Parse (typeof (AssemblyAction), s, true);
}
string GetParam ()
{
if (_queue.Count == 0)
Usage ("Expecting a parameter");
return _queue.Dequeue ();
}
static LinkContext GetDefaultContext (Pipeline pipeline)
{
LinkContext context = new LinkContext (pipeline);
context.CoreAction = AssemblyAction.Skip;
context.OutputDirectory = "output";
return context;
}
static void Usage (string msg)
{
Console.WriteLine (_linker);
if (msg != null)
Console.WriteLine ("Error: " + msg);
#if NET_CORE
Console.WriteLine ("illink [options] -x|-a|-i file");
#else
Console.WriteLine ("monolinker [options] -x|-a|-i file");
#endif
Console.WriteLine (" --about About the {0}", _linker);
Console.WriteLine (" --version Print the version number of the {0}", _linker);
Console.WriteLine (" -out Specify the output directory, default to `output'");
Console.WriteLine (" -c Action on the core assemblies, skip, copy or link, default to skip");
Console.WriteLine (" -p Action per assembly");
Console.WriteLine (" -s Add a new step to the pipeline.");
Console.WriteLine (" -t Keep assemblies in which only type forwarders are referenced.");
Console.WriteLine (" -d Add a directory where the linker will look for assemblies");
Console.WriteLine (" -b Generate debug symbols for each linked module (true or false)");
Console.WriteLine (" -g Generate a new unique guid for each linked module (true or false)");
Console.WriteLine (" -v Keep memebers needed by debugger attributes (true or false)");
Console.WriteLine (" -l List of i18n assemblies to copy to the output directory");
Console.WriteLine (" separated with a comma: none,all,cjk,mideast,other,rare,west");
Console.WriteLine (" default is all");
Console.WriteLine (" -x Link from an XML descriptor");
Console.WriteLine (" -a Link from a list of assemblies");
Console.WriteLine (" -r Link from a list of assemblies using roots visible outside of the assembly");
Console.WriteLine (" -i Link from an mono-api-info descriptor");
Console.WriteLine (" -z Include default preservations (true or false), default to true");
Console.WriteLine ("");
Environment.Exit (1);
}
static void Version ()
{
Console.WriteLine ("{0} Version {1}",
_linker,
System.Reflection.Assembly.GetExecutingAssembly ().GetName ().Version);
Environment.Exit(1);
}
static void About ()
{
Console.WriteLine ("For more information, visit the project Web site");
Console.WriteLine (" http://www.mono-project.com/");
Environment.Exit(1);
}
static Pipeline GetStandardPipeline ()
{
Pipeline p = new Pipeline ();
p.AppendStep (new LoadReferencesStep ());
p.AppendStep (new BlacklistStep ());
p.AppendStep (new TypeMapStep ());
p.AppendStep (new MarkStep ());
p.AppendStep (new SweepStep ());
p.AppendStep (new CleanStep ());
p.AppendStep (new RegenerateGuidStep ());
p.AppendStep (new OutputStep ());
return p;
}
}
}
|