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
|
/*
Copyright (c) 1998 - 2024
ILK - Tilburg University
CLST - Radboud University
CLiPS - University of Antwerp
This file is part of timbl
timbl is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
timbl is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>.
For questions and suggestions, see:
https://github.com/LanguageMachines/timbl/issues
or send mail to:
lamasoftware (at ) science.ru.nl
*/
#ifndef TIMBL_COMMON_H
#define TIMBL_COMMON_H
#include <iostream>
#include <limits>
#include <cmath>
#include <cassert>
#include <ctype.h> // for isspace
#include <string> // for string
namespace Common {
const double Epsilon = std::numeric_limits<double>::epsilon();
// smallest x so that 1+x != 1
const int DEFAULT_MAX_FEATS = 2500; // default maximun number of Features
std::string Version();
std::string VersionName();
std::string BuildInfo();
std::string VersionInfo( bool ); // obsolete
inline int look_ahead( std::istream &is ){
while( is ){
int nc=is.peek();
if ( !isspace(nc) )
return nc;
is.get();
}
return -1;
}
inline void skip_spaces( std::istream &is ){
while( is ){
int nc=is.peek();
if ( !isspace(nc) )
return;
is.get();
}
}
inline double Log2(double number){
// LOG base 2.
if ( fabs(number) < Epsilon)
return(0.0);
return log2(number);
}
}
#endif
|