usr/src/lib/libc/port/stdio/wscanf.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 "file64.h"
  31 #include <mtlib.h>
  32 #include <stdio.h>
  33 #include <stdarg.h>
  34 #include <string.h>
  35 #include <thread.h>
  36 #include <synch.h>
  37 #include <wchar.h>
  38 #include <errno.h>
  39 #include <stdlib.h>
  40 #include <alloca.h>
  41 #include "mse.h"
  42 #include "stdiom.h"
  43 #include "libc.h"
  44
  45 int
  46 wscanf(const wchar_t *fmt, ...)
  47 {
  48         int ret;
  49         va_list ap;
  50
  51         va_start(ap, fmt);
  52         ret = vwscanf(fmt, ap);
  53         va_end(ap);
  54
  55         return (ret);
  56 }
  57
  58 int
  59 fwscanf(FILE *iop, const wchar_t *fmt, ...)
  60 {
  61         int ret;
  62         va_list ap;
  63
  64         va_start(ap, fmt);
  65         ret = vfwscanf(iop, fmt, ap);
  66         va_end(ap);
  67
  68         return (ret);
  69 }
  70
  71 int
  72 swscanf(const wchar_t *wstr, const wchar_t *fmt, ...)
  73 {
  74         int ret;
  75         va_list ap;
  76
  77         va_start(ap, fmt);
  78         ret = vswscanf(wstr, fmt, ap);
  79         va_end(ap);
  80
  81         return (ret);
  82 }
  83
  84
  85 #ifndef _LP64
  86
  87 /*
  88  * 32-bit shadow function _wscanf_c89(), _fwscanf_c89(), _swscanf_c89()
  89  * are included here.
  90  * When using the c89 compiler to build 32-bit applications, the size
  91  * of intmax_t is 32-bits, otherwise the size of intmax_t is 64-bits.
  92  * The shadow function uses 32-bit size of intmax_t for %j conversion.
  93  * The #pragma redefine_extname in <stdio.h> selects the proper routine
  94  * at compile time for the user application.
  95  * NOTE: the shadow function only exists in the 32-bit library.
  96  */
  97
  98 int
  99 _wscanf_c89(const wchar_t *fmt, ...)
 100 {
 101         int ret;
 102         va_list ap;
 103
 104         va_start(ap, fmt);
 105         ret = _vwscanf_c89(fmt, ap);
 106         va_end(ap);
 107
 108         return (ret);
 109 }
 110
 111 int
 112 _fwscanf_c89(FILE *iop, const wchar_t *fmt, ...)
 113 {
 114         int ret;
 115         va_list ap;
 116
 117         va_start(ap, fmt);
 118         ret = _vfwscanf_c89(iop, fmt, ap);
 119         va_end(ap);
 120
 121         return (ret);
 122 }
 123
 124 int
 125 _swscanf_c89(const wchar_t *wstr, const wchar_t *fmt, ...)
 126 {
 127         int ret;
 128         va_list ap;
 129
 130         va_start(ap, fmt);
 131         ret = _vswscanf_c89(wstr, fmt, ap);
 132         va_end(ap);
 133
 134         return (ret);
 135 }
 136 #endif  /* _LP64 */