usr/src/lib/libc/port/i18n/wcstoimax.c

   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
  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
  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
  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
  76 _wcstoumax_c89(const wchar_t *nptr, wchar_t **endptr, int base)
  77 {
  78         return ((uint32_t)wcstoul(nptr, endptr, base));
  79 }
  80 #endif