xref: /freebsd/lib/libc/locale/lmonetary.c (revision 5521ff5a4d1929056e7ffc982fac3341ca54df7c)
1 /*
2  * Copyright (c) 2000, 2001 Alexey Zelkin
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #include <limits.h>
30 #include "lmonetary.h"
31 #include "ldpart.h"
32 
33 extern int __mlocale_changed;
34 extern const char * __fix_locale_grouping_str(const char *);
35 
36 #define LCMONETARY_SIZE (sizeof(struct lc_monetary_T) / sizeof(char *))
37 
38 static char	empty[] = "";
39 static char     numempty[] = { CHAR_MAX, '\0'};
40 
41 static const struct lc_monetary_T _C_monetary_locale = {
42 	empty ,		/* int_curr_symbol */
43 	empty ,		/* currency_symbol */
44 	empty ,		/* mon_decimal_point */
45 	empty ,		/* mon_thousands_sep */
46 	numempty ,	/* mon_grouping */
47 	empty ,		/* positive_sign */
48 	empty ,		/* negative_sign */
49 	numempty ,	/* int_frac_digits */
50 	numempty ,	/* frac_digits */
51 	numempty ,	/* p_cs_precedes */
52 	numempty ,	/* p_sep_by_space */
53 	numempty ,	/* n_cs_precedes */
54 	numempty ,	/* n_sep_by_space */
55 	numempty ,	/* p_sign_posn */
56 	numempty	/* n_sign_posn */
57 };
58 
59 static struct lc_monetary_T _monetary_locale;
60 static int	_monetary_using_locale;
61 static char *	monetary_locale_buf;
62 
63 int
64 __monetary_load_locale(const char *name) {
65 
66 	int ret;
67 	__mlocale_changed = 1;
68 	ret = __part_load_locale(name, &_monetary_using_locale,
69 		monetary_locale_buf, "LC_MONETARY",
70 		LCMONETARY_SIZE, LCMONETARY_SIZE,
71 		(const char **)&_monetary_locale);
72 	if (ret == 0 && _monetary_using_locale)
73 		_monetary_locale.mon_grouping =
74 		     __fix_locale_grouping_str(_monetary_locale.mon_grouping);
75 	return ret;
76 }
77 
78 struct lc_monetary_T *
79 __get_current_monetary_locale(void) {
80 
81 	return (_monetary_using_locale
82 		? &_monetary_locale
83 		: (struct lc_monetary_T *)&_C_monetary_locale);
84 }
85 
86 #ifdef LOCALE_DEBUG
87 void
88 monetdebug() {
89 printf(	"int_curr_symbol = %s\n"
90 	"currency_symbol = %s\n"
91 	"mon_decimal_point = %s\n"
92 	"mon_thousands_sep = %s\n"
93 	"mon_grouping = %s\n"
94 	"positive_sign = %s\n"
95 	"negative_sign = %s\n"
96 	"int_frac_digits = %s\n"
97 	"frac_digits = %s\n"
98 	"p_cs_precedes = %s\n"
99 	"p_sep_by_space = %s\n"
100 	"n_cs_precedes = %s\n"
101 	"n_sep_by_space = %s\n"
102 	"p_sign_posn = %s\n"
103 	"n_sign_posn = %s\n",
104 	_monetary_locale.int_curr_symbol,
105 	_monetary_locale.currency_symbol,
106 	_monetary_locale.mon_decimal_point,
107 	_monetary_locale.mon_thousands_sep,
108 	_monetary_locale.mon_grouping,
109 	_monetary_locale.positive_sign,
110 	_monetary_locale.negative_sign,
111 	_monetary_locale.int_frac_digits,
112 	_monetary_locale.frac_digits,
113 	_monetary_locale.p_cs_precedes,
114 	_monetary_locale.p_sep_by_space,
115 	_monetary_locale.n_cs_precedes,
116 	_monetary_locale.n_sep_by_space,
117 	_monetary_locale.p_sign_posn,
118 	_monetary_locale.n_sign_posn
119 );
120 }
121 #endif /* LOCALE_DEBUG */
122