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
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
|
// -*- C++ -*-
//
// This file was generated by CLI, a command line interface
// compiler for C++.
//
#ifndef LIBBUILD2_BUILD_SCRIPT_BUILTIN_OPTIONS_HXX
#define LIBBUILD2_BUILD_SCRIPT_BUILTIN_OPTIONS_HXX
// Begin prologue.
//
//
// End prologue.
#include <vector>
#include <iosfwd>
#include <string>
#include <cstddef>
#include <exception>
#ifndef CLI_POTENTIALLY_UNUSED
# if defined(_MSC_VER) || defined(__xlC__)
# define CLI_POTENTIALLY_UNUSED(x) (void*)&x
# else
# define CLI_POTENTIALLY_UNUSED(x) (void)x
# endif
#endif
namespace build2
{
namespace build
{
namespace script
{
namespace cli
{
class unknown_mode
{
public:
enum value
{
skip,
stop,
fail
};
unknown_mode (value);
operator value () const
{
return v_;
}
private:
value v_;
};
// Exceptions.
//
class exception: public std::exception
{
public:
virtual void
print (::std::ostream&) const = 0;
};
::std::ostream&
operator<< (::std::ostream&, const exception&);
class unknown_option: public exception
{
public:
virtual
~unknown_option () throw ();
unknown_option (const std::string& option);
const std::string&
option () const;
virtual void
print (::std::ostream&) const;
virtual const char*
what () const throw ();
private:
std::string option_;
};
class unknown_argument: public exception
{
public:
virtual
~unknown_argument () throw ();
unknown_argument (const std::string& argument);
const std::string&
argument () const;
virtual void
print (::std::ostream&) const;
virtual const char*
what () const throw ();
private:
std::string argument_;
};
class missing_value: public exception
{
public:
virtual
~missing_value () throw ();
missing_value (const std::string& option);
const std::string&
option () const;
virtual void
print (::std::ostream&) const;
virtual const char*
what () const throw ();
private:
std::string option_;
};
class invalid_value: public exception
{
public:
virtual
~invalid_value () throw ();
invalid_value (const std::string& option,
const std::string& value,
const std::string& message = std::string ());
const std::string&
option () const;
const std::string&
value () const;
const std::string&
message () const;
virtual void
print (::std::ostream&) const;
virtual const char*
what () const throw ();
private:
std::string option_;
std::string value_;
std::string message_;
};
class eos_reached: public exception
{
public:
virtual void
print (::std::ostream&) const;
virtual const char*
what () const throw ();
};
// Command line argument scanner interface.
//
// The values returned by next() are guaranteed to be valid
// for the two previous arguments up until a call to a third
// peek() or next().
//
// The position() function returns a monotonically-increasing
// number which, if stored, can later be used to determine the
// relative position of the argument returned by the following
// call to next(). Note that if multiple scanners are used to
// extract arguments from multiple sources, then the end
// position of the previous scanner should be used as the
// start position of the next.
//
class scanner
{
public:
virtual
~scanner ();
virtual bool
more () = 0;
virtual const char*
peek () = 0;
virtual const char*
next () = 0;
virtual void
skip () = 0;
virtual std::size_t
position () = 0;
};
class argv_scanner: public scanner
{
public:
argv_scanner (int& argc,
char** argv,
bool erase = false,
std::size_t start_position = 0);
argv_scanner (int start,
int& argc,
char** argv,
bool erase = false,
std::size_t start_position = 0);
int
end () const;
virtual bool
more ();
virtual const char*
peek ();
virtual const char*
next ();
virtual void
skip ();
virtual std::size_t
position ();
protected:
std::size_t start_position_;
int i_;
int& argc_;
char** argv_;
bool erase_;
};
class vector_scanner: public scanner
{
public:
vector_scanner (const std::vector<std::string>&,
std::size_t start = 0,
std::size_t start_position = 0);
std::size_t
end () const;
void
reset (std::size_t start = 0, std::size_t start_position = 0);
virtual bool
more ();
virtual const char*
peek ();
virtual const char*
next ();
virtual void
skip ();
virtual std::size_t
position ();
private:
std::size_t start_position_;
const std::vector<std::string>& v_;
std::size_t i_;
};
template <typename X>
struct parser;
}
}
}
}
#include <libbuild2/types.hxx>
namespace build2
{
namespace build
{
namespace script
{
class depdb_dyndep_options
{
public:
depdb_dyndep_options ();
// Return true if anything has been parsed.
//
bool
parse (int& argc,
char** argv,
bool erase = false,
::build2::build::script::cli::unknown_mode option = ::build2::build::script::cli::unknown_mode::fail,
::build2::build::script::cli::unknown_mode argument = ::build2::build::script::cli::unknown_mode::stop);
bool
parse (int start,
int& argc,
char** argv,
bool erase = false,
::build2::build::script::cli::unknown_mode option = ::build2::build::script::cli::unknown_mode::fail,
::build2::build::script::cli::unknown_mode argument = ::build2::build::script::cli::unknown_mode::stop);
bool
parse (int& argc,
char** argv,
int& end,
bool erase = false,
::build2::build::script::cli::unknown_mode option = ::build2::build::script::cli::unknown_mode::fail,
::build2::build::script::cli::unknown_mode argument = ::build2::build::script::cli::unknown_mode::stop);
bool
parse (int start,
int& argc,
char** argv,
int& end,
bool erase = false,
::build2::build::script::cli::unknown_mode option = ::build2::build::script::cli::unknown_mode::fail,
::build2::build::script::cli::unknown_mode argument = ::build2::build::script::cli::unknown_mode::stop);
bool
parse (::build2::build::script::cli::scanner&,
::build2::build::script::cli::unknown_mode option = ::build2::build::script::cli::unknown_mode::fail,
::build2::build::script::cli::unknown_mode argument = ::build2::build::script::cli::unknown_mode::stop);
// Option accessors and modifiers.
//
const path&
file () const;
path&
file ();
void
file (const path&);
bool
file_specified () const;
void
file_specified (bool);
const string&
format () const;
string&
format ();
void
format (const string&);
bool
format_specified () const;
void
format_specified (bool);
const string&
what () const;
string&
what ();
void
what (const string&);
bool
what_specified () const;
void
what_specified (bool);
const dir_paths&
include_path () const;
dir_paths&
include_path ();
void
include_path (const dir_paths&);
bool
include_path_specified () const;
void
include_path_specified (bool);
const string&
default_type () const;
string&
default_type ();
void
default_type (const string&);
bool
default_type_specified () const;
void
default_type_specified (bool);
const bool&
adhoc () const;
bool&
adhoc ();
void
adhoc (const bool&);
const dir_path&
cwd () const;
dir_path&
cwd ();
void
cwd (const dir_path&);
bool
cwd_specified () const;
void
cwd_specified (bool);
const bool&
drop_cycles () const;
bool&
drop_cycles ();
void
drop_cycles (const bool&);
// Implementation details.
//
protected:
bool
_parse (const char*, ::build2::build::script::cli::scanner&);
private:
bool
_parse (::build2::build::script::cli::scanner&,
::build2::build::script::cli::unknown_mode option,
::build2::build::script::cli::unknown_mode argument);
public:
path file_;
bool file_specified_;
string format_;
bool format_specified_;
string what_;
bool what_specified_;
dir_paths include_path_;
bool include_path_specified_;
string default_type_;
bool default_type_specified_;
bool adhoc_;
dir_path cwd_;
bool cwd_specified_;
bool drop_cycles_;
};
}
}
}
#include <libbuild2/build/script/builtin-options.ixx>
// Begin epilogue.
//
//
// End epilogue.
#endif // LIBBUILD2_BUILD_SCRIPT_BUILTIN_OPTIONS_HXX
|
