xref: /illumos-gate/usr/src/lib/libc/port/i18n/wcstoimax.c (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
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 #include "lint.h"
28 #include <stddef.h>
29 #include <inttypes.h>
30 #include <wchar.h>
31 
32 /*
33  * In _LP64
34  *	intmax_t and uintmax_t are always equivalent to
35  *	int64_t and uint64_t, respectively.
36  *
37  * In _ILP32
38  *	intmax_t and uintmax_t are equivalent to int64_t and uint64_t,
39  *	respectively, when the following both conditions become
40  *	true:
41  *		- strict c89 mode is not used
42  *		- _NO_LONGLONG is not defined
43  *	Otherwise, intmax_t and uintmax_t are equivalent to
44  *	int32_t and uint32_t, respectively.
45  *
46  * libc is compiled neither in strict-c89 mode nor is _NO_LONGLONG
47  * defined.
48  */
49 
50 /* for int64_t instance */
51 intmax_t
52 wcstoimax(const wchar_t *nptr, wchar_t **endptr, int base)
53 {
54 	return ((intmax_t)wcstoll(nptr, endptr, base));
55 }
56 
57 /* for uint64_t instance */
58 uintmax_t
59 wcstoumax(const wchar_t *nptr, wchar_t **endptr, int base)
60 {
61 	return ((uintmax_t)wcstoull(nptr, endptr, base));
62 }
63 
64 #if	!defined(_LP64)
65 /* for int32_t instance */
66 int32_t
67 _wcstoimax_c89(const wchar_t *nptr, wchar_t **endptr, int base)
68 {
69 	return ((int32_t)wcstol(nptr, endptr, base));
70 }
71 
72 /* for int32_t instance */
73 uint32_t
74 _wcstoumax_c89(const wchar_t *nptr, wchar_t **endptr, int base)
75 {
76 	return ((uint32_t)wcstoul(nptr, endptr, base));
77 }
78 #endif
79