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
|
/******************************************************************************
*
* file: UnlabeledMultiArg.h
*
* Copyright (c) 2003, Michael E. Smoot.
* All rights reverved.
*
* See the file COPYING in the top directory of this distribution for
* more information.
*
* 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.
*
*****************************************************************************/
#ifndef TCLAP_MULTIPLE_UNLABELED_ARGUMENT_H
#define TCLAP_MULTIPLE_UNLABELED_ARGUMENT_H
#include <string>
#include <vector>
#include <tclap/MultiArg.h>
#include <tclap/OptionalUnlabeledTracker.h>
namespace TCLAP {
/**
* Just like a MultiArg, except that the arguments are unlabeled. Basically,
* this Arg will slurp up everything that hasn't been matched to another
* Arg.
*/
template<class T>
class UnlabeledMultiArg : public MultiArg<T>
{
// If compiler has two stage name lookup (as gcc >= 3.4 does)
// this is requried to prevent undef. symbols
using MultiArg<T>::_ignoreable;
using MultiArg<T>::_hasBlanks;
using MultiArg<T>::_extractValue;
using MultiArg<T>::_typeDesc;
using MultiArg<T>::_name;
using MultiArg<T>::_description;
using MultiArg<T>::_alreadySet;
using MultiArg<T>::toString;
public:
/**
* Constructor.
* \param name - The name of the Arg. Note that this is used for
* identification, not as a long flag.
* \param desc - A description of what the argument is for or
* does.
* \param req - Whether the argument is required on the command
* line.
* \param typeDesc - A short, human readable description of the
* type that this object expects. This is used in the generation
* of the USAGE statement. The goal is to be helpful to the end user
* of the program.
* \param ignoreable - Whether or not this argument can be ignored
* using the "--" flag.
* \param v - An optional visitor. You probably should not
* use this unless you have a very good reason.
*/
UnlabeledMultiArg( const std::string& name,
const std::string& desc,
bool req,
const std::string& typeDesc,
bool ignoreable = false,
Visitor* v = NULL );
/**
* Constructor.
* \param name - The name of the Arg. Note that this is used for
* identification, not as a long flag.
* \param desc - A description of what the argument is for or
* does.
* \param req - Whether the argument is required on the command
* line.
* \param typeDesc - A short, human readable description of the
* type that this object expects. This is used in the generation
* of the USAGE statement. The goal is to be helpful to the end user
* of the program.
* \param parser - A CmdLine parser object to add this Arg to
* \param ignoreable - Whether or not this argument can be ignored
* using the "--" flag.
* \param v - An optional visitor. You probably should not
* use this unless you have a very good reason.
*/
UnlabeledMultiArg( const std::string& name,
const std::string& desc,
bool req,
const std::string& typeDesc,
CmdLineInterface& parser,
bool ignoreable = false,
Visitor* v = NULL );
/**
* Constructor.
* \param name - The name of the Arg. Note that this is used for
* identification, not as a long flag.
* \param desc - A description of what the argument is for or
* does.
* \param req - Whether the argument is required on the command
* line.
* \param constraint - A pointer to a Constraint object used
* to constrain this Arg.
* \param ignoreable - Whether or not this argument can be ignored
* using the "--" flag.
* \param v - An optional visitor. You probably should not
* use this unless you have a very good reason.
*/
UnlabeledMultiArg( const std::string& name,
const std::string& desc,
bool req,
Constraint<T>* constraint,
bool ignoreable = false,
Visitor* v = NULL );
/**
* Constructor.
* \param name - The name of the Arg. Note that this is used for
* identification, not as a long flag.
* \param desc - A description of what the argument is for or
* does.
* \param req - Whether the argument is required on the command
* line.
* \param constraint - A pointer to a Constraint object used
* to constrain this Arg.
* \param parser - A CmdLine parser object to add this Arg to
* \param ignoreable - Whether or not this argument can be ignored
* using the "--" flag.
* \param v - An optional visitor. You probably should not
* use this unless you have a very good reason.
*/
UnlabeledMultiArg( const std::string& name,
const std::string& desc,
bool req,
Constraint<T>* constraint,
CmdLineInterface& parser,
bool ignoreable = false,
Visitor* v = NULL );
/**
* Handles the processing of the argument.
* This re-implements the Arg version of this method to set the
* _value of the argument appropriately. It knows the difference
* between labeled and unlabeled.
* \param i - Pointer the the current argument in the list.
* \param args - Mutable list of strings. Passed from main().
*/
virtual bool processArg(int* i, std::vector<std::string>& args);
/**
* Returns the a short id string. Used in the usage.
* \param val - value to be used.
*/
virtual std::string shortID(const std::string& val="val") const;
/**
* Returns the a long id string. Used in the usage.
* \param val - value to be used.
*/
virtual std::string longID(const std::string& val="val") const;
/**
* Opertor ==.
* \param a - The Arg to be compared to this.
*/
virtual bool operator==(const Arg& a) const;
/**
* Pushes this to back of list rather than front.
* \param argList - The list this should be added to.
*/
virtual void addToList( std::list<Arg*>& argList ) const;
};
template<class T>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name,
const std::string& desc,
bool req,
const std::string& typeDesc,
bool ignoreable,
Visitor* v)
: MultiArg<T>("", name, desc, req, typeDesc, v)
{
_ignoreable = ignoreable;
OptionalUnlabeledTracker::check(true, toString());
}
template<class T>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name,
const std::string& desc,
bool req,
const std::string& typeDesc,
CmdLineInterface& parser,
bool ignoreable,
Visitor* v)
: MultiArg<T>("", name, desc, req, typeDesc, v)
{
_ignoreable = ignoreable;
OptionalUnlabeledTracker::check(true, toString());
parser.add( this );
}
template<class T>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name,
const std::string& desc,
bool req,
Constraint<T>* constraint,
bool ignoreable,
Visitor* v)
: MultiArg<T>("", name, desc, req, constraint, v)
{
_ignoreable = ignoreable;
OptionalUnlabeledTracker::check(true, toString());
}
template<class T>
UnlabeledMultiArg<T>::UnlabeledMultiArg(const std::string& name,
const std::string& desc,
bool req,
Constraint<T>* constraint,
CmdLineInterface& parser,
bool ignoreable,
Visitor* v)
: MultiArg<T>("", name, desc, req, constraint, v)
{
_ignoreable = ignoreable;
OptionalUnlabeledTracker::check(true, toString());
parser.add( this );
}
template<class T>
bool UnlabeledMultiArg<T>::processArg(int *i, std::vector<std::string>& args)
{
if ( _hasBlanks( args[*i] ) )
return false;
// never ignore an unlabeled multi arg
// always take the first value, regardless of the start string
_extractValue( args[(*i)] );
/*
// continue taking args until we hit the end or a start string
while ( (unsigned int)(*i)+1 < args.size() &&
args[(*i)+1].find_first_of( Arg::flagStartString() ) != 0 &&
args[(*i)+1].find_first_of( Arg::nameStartString() ) != 0 )
_extractValue( args[++(*i)] );
*/
_alreadySet = true;
return true;
}
template<class T>
std::string UnlabeledMultiArg<T>::shortID(const std::string& val) const
{
static_cast<void>(val); // Ignore input, don't warn
return std::string("<") + _typeDesc + "> ...";
}
template<class T>
std::string UnlabeledMultiArg<T>::longID(const std::string& val) const
{
static_cast<void>(val); // Ignore input, don't warn
return std::string("<") + _typeDesc + "> (accepted multiple times)";
}
template<class T>
bool UnlabeledMultiArg<T>::operator==(const Arg& a) const
{
if ( _name == a.getName() || _description == a.getDescription() )
return true;
else
return false;
}
template<class T>
void UnlabeledMultiArg<T>::addToList( std::list<Arg*>& argList ) const
{
argList.push_back( const_cast<Arg*>(static_cast<const Arg* const>(this)) );
}
}
#endif
|