summaryrefslogtreecommitdiff
path: root/support/dktools/dk3madsi.c
blob: d60414abc92766f09dd0e6dc7bc30196e7d73f9a (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
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
/*
Copyright (C) 2014-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/

/*
	WARNING: This file was generated by the dkct program (see
	http://dktools.sourceforge.net/ for details).
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: dk3madsi.ctr
*/

/**	@file dk3madsi.c The dk3madsi module.
*/


#line 71 "dk3madsi.ctr"



#include "dk3ma.h"
#if DK3_HAVE_STDLIB_H
#include <stdlib.h>
#endif
#if DK3_HAVE_UNISTD_H
#include <unistd.h>
#endif
#if DK3_HAVE_STRING_H
#include <string.h>
#endif
#if DK3_HAVE_ERRNO_H
#include <errno.h>
#endif



#line 89 "dk3madsi.ctr"



int
dk3ma_d_from_c8_string(double *rp, char const *src, int *ec)
{
#if DK3_HAVE_STRTOD
  char		*endptr = NULL;
  double	 val	= 0.0;
  int		 back	= 0;
  

#line 100 "dk3madsi.ctr"
  if ((NULL != rp) && (NULL != src)) {
    errno = 0;
    val = strtod(src, &endptr);
    if (endptr) {
      if ('\0' == *endptr) {
        back = 1;
      } else {
        if (endptr != src) {
	  back = 1;
	}
	if (NULL != ec) { *ec = DK3_ERROR_SYNTAX; }
      }
    } else {
      back = 1;
    }
    if (0 != back) {
      if (ERANGE == errno) {
        if ((HUGE_VAL == val) || (-HUGE_VAL == val) || (0.0 == val)) {
	  back = 0;
	  if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
	}
      }
    }
    *rp = val;
  } else {
    if (NULL != ec) { *ec = DK3_ERROR_INVALID_ARGS; }
  } 

#line 127 "dk3madsi.ctr"
  return back;
#else
  double	val	=	0.0;
  int		back	=	0;
  

#line 132 "dk3madsi.ctr"
  if ((NULL != rp) && (NULL != src)) {
    if (1 == sscanf(src, "%lf", &val)) {
      *rp = val;
      back = 1;
    } else {
      if (NULL != ec) { *ec = DK3_ERROR_SYNTAX; }
    }
  } else {
    if (NULL != ec) { *ec = DK3_ERROR_INVALID_ARGS; }
  } 

#line 142 "dk3madsi.ctr"
  return back;
#endif
}



int
dk3ma_d_from_string(double *rp, dkChar const *src, int *ec)
{
#if DK3_CHAR_SIZE > 1
#if DK3_HAVE_WCSTOD
  dkChar	*endptr = NULL;
  double	 val;
  int		 back = 0;
  

#line 157 "dk3madsi.ctr"
  if ((NULL != rp) && (NULL != src)) {
    errno = 0;
    val = wcstod(src, &endptr);
    if (endptr) {
      if ('\0' == *endptr) {
        back = 1;
      } else {
        if (endptr != src) {
	  back = 1;
	}
	if (NULL != ec) { *ec = DK3_ERROR_SYNTAX; }
      }
    } else {
      back = 1;
    }
    if (0 != back) {
      if (ERANGE == errno) {
        if ((HUGE_VAL == val) || (-HUGE_VAL == val) || (0.0 == val)) {
	  back = 0;
	  if (NULL != ec) { *ec = DK3_ERROR_MATH_OVERFLOW; }
	}
      }
    }
    *rp = val;
  } else {
    if (NULL != ec) { *ec = DK3_ERROR_INVALID_ARGS; }
  } 

#line 184 "dk3madsi.ctr"
  return back;
#else
  double	val = 0.0;
  int		back	=	0;
  

#line 189 "dk3madsi.ctr"
  if ((NULL != rp) && (NULL != src)) {
    if (1 == swscanf(src, dkT("%lf"), &val)) {
      *rp = val;
      back = 1;
    } else {
      if (NULL != ec) { *ec = DK3_ERROR_SYNTAX; }
    }
  } else {
    if (NULL != ec) { *ec = DK3_ERROR_INVALID_ARGS; }
  } 

#line 199 "dk3madsi.ctr"
  return back;
#endif
#else
  return (dk3ma_d_from_c8_string(rp, src, ec));
#endif
}