xref: /illumos-gate/usr/src/lib/libc/port/i18n/wcstoimax.c (revision 7257d1b4)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include "lint.h"
30 #include <stddef.h>
31 #include <inttypes.h>
32 #include <wchar.h>
33 
34 /*
35  * In _LP64
36  *	intmax_t and uintmax_t are always equivalent to
37  *	int64_t and uint64_t, respectively.
38  *
39  * In _ILP32
40  *	intmax_t and uintmax_t are equivalent to int64_t and uint64_t,
41  *	respectively, when the following both conditions become
42  *	true:
43  *		- strict c89 mode is not used
44  *		- _NO_LONGLONG is not defined
45  *	Otherwise, intmax_t and uintmax_t are equivalent to
46  *	int32_t and uint32_t, respectively.
47  *
48  * libc is compiled neither in strict-c89 mode nor is _NO_LONGLONG
49  * defined.
50  */
51 
52 /* for int64_t instance */
53 intmax_t
wcstoimax(const wchar_t * nptr,wchar_t ** endptr,int base)54 wcstoimax(const wchar_t *nptr, wchar_t **endptr, int base)
55 {
56 	return ((intmax_t)wcstoll(nptr, endptr, base));
57 }
58 
59 /* for uint64_t instance */
60 uintmax_t
wcstoumax(const wchar_t * nptr,wchar_t ** endptr,int base)61 wcstoumax(const wchar_t *nptr, wchar_t **endptr, int base)
62 {
63 	return ((uintmax_t)wcstoull(nptr, endptr, base));
64 }
65 
66 #if	!defined(_LP64)
67 /* for int32_t instance */
68 int32_t
_wcstoimax_c89(const wchar_t * nptr,wchar_t ** endptr,int base)69 _wcstoimax_c89(const wchar_t *nptr, wchar_t **endptr, int base)
70 {
71 	return ((int32_t)wcstol(nptr, endptr, base));
72 }
73 
74 /* for int32_t instance */
75 uint32_t
_wcstoumax_c89(const wchar_t * nptr,wchar_t ** endptr,int base)76 _wcstoumax_c89(const wchar_t *nptr, wchar_t **endptr, int base)
77 {
78 	return ((uint32_t)wcstoul(nptr, endptr, base));
79 }
80 #endif
81