xref: /titanic_52/usr/src/lib/libc/port/locale/lnumeric.c (revision 2d08521bd15501c8370ba2153b9cca4f094979d0)
14297a3b0SGarrett D'Amore /*
2*2d08521bSGarrett D'Amore  * Copyright 2014 Garrett D'Amore.
36b5e5868SGarrett D'Amore  * Copyright 2010 Nexenta Systems, Inc.  All rights reserved.
44297a3b0SGarrett D'Amore  * Copyright (c) 2000, 2001 Alexey Zelkin <phantom@FreeBSD.org>
54297a3b0SGarrett D'Amore  * All rights reserved.
64297a3b0SGarrett D'Amore  *
74297a3b0SGarrett D'Amore  * Redistribution and use in source and binary forms, with or without
84297a3b0SGarrett D'Amore  * modification, are permitted provided that the following conditions
94297a3b0SGarrett D'Amore  * are met:
104297a3b0SGarrett D'Amore  * 1. Redistributions of source code must retain the above copyright
114297a3b0SGarrett D'Amore  *    notice, this list of conditions and the following disclaimer.
124297a3b0SGarrett D'Amore  * 2. Redistributions in binary form must reproduce the above copyright
134297a3b0SGarrett D'Amore  *    notice, this list of conditions and the following disclaimer in the
144297a3b0SGarrett D'Amore  *    documentation and/or other materials provided with the distribution.
154297a3b0SGarrett D'Amore  *
164297a3b0SGarrett D'Amore  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
174297a3b0SGarrett D'Amore  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
184297a3b0SGarrett D'Amore  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
194297a3b0SGarrett D'Amore  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
204297a3b0SGarrett D'Amore  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
214297a3b0SGarrett D'Amore  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
224297a3b0SGarrett D'Amore  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
234297a3b0SGarrett D'Amore  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
244297a3b0SGarrett D'Amore  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
254297a3b0SGarrett D'Amore  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
264297a3b0SGarrett D'Amore  * SUCH DAMAGE.
274297a3b0SGarrett D'Amore  */
284297a3b0SGarrett D'Amore 
294297a3b0SGarrett D'Amore #include "lint.h"
304297a3b0SGarrett D'Amore #include <limits.h>
31*2d08521bSGarrett D'Amore #include <errno.h>
324297a3b0SGarrett D'Amore #include "ldpart.h"
334297a3b0SGarrett D'Amore #include "lnumeric.h"
34*2d08521bSGarrett D'Amore #include "localeimpl.h"
354297a3b0SGarrett D'Amore 
364297a3b0SGarrett D'Amore extern const char *__fix_locale_grouping_str(const char *);
374297a3b0SGarrett D'Amore 
38*2d08521bSGarrett D'Amore #define	LCNUMERIC_SIZE (sizeof (struct lc_numeric) / sizeof (char *))
394297a3b0SGarrett D'Amore 
404297a3b0SGarrett D'Amore static char	numempty[] = { CHAR_MAX, '\0' };
414297a3b0SGarrett D'Amore 
42*2d08521bSGarrett D'Amore struct lc_numeric lc_numeric_posix = {
434297a3b0SGarrett D'Amore 	".",		/* decimal_point */
444297a3b0SGarrett D'Amore 	"",		/* thousands_sep */
454297a3b0SGarrett D'Amore 	numempty	/* grouping */
464297a3b0SGarrett D'Amore };
474297a3b0SGarrett D'Amore 
48*2d08521bSGarrett D'Amore struct locdata __posix_numeric_locdata = {
49*2d08521bSGarrett D'Amore 	.l_lname = "C",
50*2d08521bSGarrett D'Amore 	.l_data = { &lc_numeric_posix }
51*2d08521bSGarrett D'Amore };
524297a3b0SGarrett D'Amore 
53*2d08521bSGarrett D'Amore 
54*2d08521bSGarrett D'Amore /*
55*2d08521bSGarrett D'Amore  * Return the locale's numeric locdata structure.
56*2d08521bSGarrett D'Amore  */
57*2d08521bSGarrett D'Amore struct locdata *
58*2d08521bSGarrett D'Amore __lc_numeric_load(const char *name)
594297a3b0SGarrett D'Amore {
60*2d08521bSGarrett D'Amore 	struct locdata *ldata;
61*2d08521bSGarrett D'Amore 	struct lc_numeric *lnum;
624297a3b0SGarrett D'Amore 	int ret;
634297a3b0SGarrett D'Amore 
64*2d08521bSGarrett D'Amore 	if ((ldata = __locdata_alloc(name, sizeof (*lnum))) == NULL) {
65*2d08521bSGarrett D'Amore 		errno = EINVAL;
66*2d08521bSGarrett D'Amore 		return (NULL);
67*2d08521bSGarrett D'Amore 	}
68*2d08521bSGarrett D'Amore 	lnum = ldata->l_data[0];
69762f6727SJason King 
70*2d08521bSGarrett D'Amore 	ret = __part_load_locale(name, (char **)&ldata->l_data[1],
71*2d08521bSGarrett D'Amore 	    "LC_NUMERIC", LCNUMERIC_SIZE, LCNUMERIC_SIZE, (const char **)lnum);
72*2d08521bSGarrett D'Amore 
73*2d08521bSGarrett D'Amore 	if (ret != _LDP_LOADED) {
74*2d08521bSGarrett D'Amore 		__locdata_free(ldata);
75*2d08521bSGarrett D'Amore 		return (NULL);
76*2d08521bSGarrett D'Amore 	}
77*2d08521bSGarrett D'Amore 
784297a3b0SGarrett D'Amore 	/* Can't be empty according to C99 */
79*2d08521bSGarrett D'Amore 	if (*lnum->decimal_point == '\0')
80*2d08521bSGarrett D'Amore 		lnum->decimal_point = lc_numeric_posix.decimal_point;
81*2d08521bSGarrett D'Amore 	lnum->grouping = __fix_locale_grouping_str(lnum->grouping);
824297a3b0SGarrett D'Amore 
83*2d08521bSGarrett D'Amore 	return (ldata);
844297a3b0SGarrett D'Amore }
85