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
|
// Copyright 2016 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.!
#ifndef FLAGS_H_
#define FLAGS_H_
#include <memory>
#include <string>
#include <vector>
namespace sentencepiece {
namespace flags {
enum { I, B, I64, U64, D, S };
struct Flag;
class FlagRegister {
public:
FlagRegister(const char *name, void *storage, const void *default_storage,
int shorttpe, const char *help);
~FlagRegister();
private:
std::unique_ptr<Flag> flag_;
};
std::string PrintHelp(const char *programname);
void ParseCommandLineFlags(int argc, char **argv,
std::vector<std::string> *rest_args = nullptr);
} // namespace flags
} // namespace sentencepiece
#define DEFINE_VARIABLE(type, shorttype, name, value, help) \
namespace sentencepiece_flags_fL##shorttype { \
using namespace sentencepiece::flags; \
type FLAGS_##name = value; \
static const type FLAGS_DEFAULT_##name = value; \
static const sentencepiece::flags::FlagRegister fL##name( \
#name, reinterpret_cast<void *>(&FLAGS_##name), \
reinterpret_cast<const void *>(&FLAGS_DEFAULT_##name), shorttype, \
help); \
} \
using sentencepiece_flags_fL##shorttype::FLAGS_##name
#define DECLARE_VARIABLE(type, shorttype, name) \
namespace sentencepiece_flags_fL##shorttype { \
extern type FLAGS_##name; \
} \
using sentencepiece_flags_fL##shorttype::FLAGS_##name
#define DEFINE_int32(name, value, help) \
DEFINE_VARIABLE(int32, I, name, value, help)
#define DECLARE_int32(name) DECLARE_VARIABLE(int32, I, name)
#define DEFINE_int64(name, value, help) \
DEFINE_VARIABLE(int64, I64, name, value, help)
#define DECLARE_int64(name) DECLARE_VARIABLE(int64, I64, name)
#define DEFINE_uint64(name, value, help) \
DEFINE_VARIABLE(uint64, U64, name, value, help)
#define DECLARE_uint64(name) DECLARE_VARIABLE(uint64, U64, name)
#define DEFINE_double(name, value, help) \
DEFINE_VARIABLE(double, D, name, value, help)
#define DECLARE_double(name) DECLARE_VARIABLE(double, D, name)
#define DEFINE_bool(name, value, help) \
DEFINE_VARIABLE(bool, B, name, value, help)
#define DECLARE_bool(name) DECLARE_VARIABLE(bool, B, name)
#define DEFINE_string(name, value, help) \
DEFINE_VARIABLE(std::string, S, name, value, help)
#define DECLARE_string(name) DECLARE_VARIABLE(std::string, S, name)
#define CHECK_OR_HELP(flag) \
if (FLAGS_##flag.empty()) { \
std::cout << "ERROR: --" << #flag << " must not be empty\n\n"; \
std::cout << sentencepiece::flags::PrintHelp(PACKAGE_STRING); \
sentencepiece::error::Exit(0); \
}
#endif // FLAGS_H_
|
