summaryrefslogtreecommitdiff
path: root/lib/mesa/src/util/strtod.c
blob: ea7d395e2daaf868c8ef3633d3a5188ee1094d8b (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
/*
 * Copyright 2010 VMware, Inc.
 * All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sub license, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial portions
 * of the Software.
 *
 * 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 NON-INFRINGEMENT.
 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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.
 */


#include <stdlib.h>

#ifdef _GNU_SOURCE
#include <locale.h>
#ifdef HAVE_XLOCALE_H
#include <xlocale.h>
static locale_t loc;
#endif
#endif

#include "strtod.h"


void
_mesa_locale_init(void)
{
#if defined(_GNU_SOURCE) && defined(HAVE_XLOCALE_H)
   loc = newlocale(LC_CTYPE_MASK, "C", NULL);
#endif
}

void
_mesa_locale_fini(void)
{
#if defined(_GNU_SOURCE) && defined(HAVE_XLOCALE_H)
   freelocale(loc);
#endif
}

/**
 * Wrapper around strtod which uses the "C" locale so the decimal
 * point is always '.'
 */
double
_mesa_strtod(const char *s, char **end)
{
#if defined(_GNU_SOURCE) && defined(HAVE_XLOCALE_H)
   return strtod_l(s, end, loc);
#else
   return strtod(s, end);
#endif
}


/**
 * Wrapper around strtof which uses the "C" locale so the decimal
 * point is always '.'
 */
float
_mesa_strtof(const char *s, char **end)
{
#if defined(_GNU_SOURCE) && defined(HAVE_XLOCALE_H)
   return strtof_l(s, end, loc);
#elif defined(HAVE_STRTOF)
   return strtof(s, end);
#else
   return (float) strtod(s, end);
#endif
}