blob: c81e98915e7e4606f8b34b5fc2cc1761b22013d5 (
plain)
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
|
// file : xsde/cxx/parser/validating/double.cxx
// copyright : Copyright (c) 2005-2011 Code Synthesis Tools CC
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#include <stdlib.h> // strtod
#include <xsde/cxx/errno.hxx>
#include <xsde/cxx/parser/validating/double.hxx>
namespace xsde
{
namespace cxx
{
namespace parser
{
namespace validating
{
void double_pimpl::
_pre ()
{
size_ = 0;
sign_ = none;
state_ = leading_ws;
}
void double_pimpl::
_characters (const ro_string& s)
{
if (!parse (s, str_, 127))
_schema_error (schema_error::invalid_double_value);
}
void double_pimpl::
_post ()
{
ro_string tmp (str_, size_);
size_t size = trim_right (tmp);
if (size != 0 && tmp[0] != '-' && tmp[0] != '+')
{
str_[size] = '\0';
if (tmp == "INF")
{
switch (sign_)
{
case none:
{
value_ = strtod ("INF", 0);
break;
}
case plus:
{
_schema_error (schema_error::invalid_double_value);
break;
}
case minus:
{
value_ = strtod ("-INF", 0);
break;
}
}
}
else if (tmp == "NaN")
{
if (sign_ == none)
value_ = strtod ("NAN", 0);
else
_schema_error (schema_error::invalid_double_value);
}
else
{
char* p;
set_errno (0);
value_ = strtod (str_, &p);
if (*p != '\0' || get_errno () != 0)
_schema_error (schema_error::invalid_double_value);
if (sign_ == minus)
value_ = -value_;
}
// Check facets.
//
const facets& f = _facets ();
if (f.min_set_ &&
(value_ < f.min_ || (!f.min_inc_ && value_ == f.min_)))
{
_schema_error (schema_error::value_less_than_min);
return;
}
if (f.max_set_ &&
(value_ > f.max_ || (!f.max_inc_ && value_ == f.max_)))
{
_schema_error (schema_error::value_greater_than_max);
return;
}
}
else
_schema_error (schema_error::invalid_double_value);
}
double double_pimpl::
post_double ()
{
return value_;
}
}
}
}
}
|