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/***
*fwscanf.c - read formatted data from stream
*
* Copyright (c) 1985-1992, Microsoft Corporation. All rights reserved.
*
*Purpose:
* defines fwscanf() - reads formatted data from stream
*
*Revision History:
* 05-16-92 KRS Created from fscanf.c.
*
*******************************************************************************/
#include <cruntime.h>
#include <stdio.h>
#include <wchar.h>
#include <assert.h>
#include <stdarg.h>
#include <file2.h>
#include <internal.h>
#include <os2dll.h>
/***
*int fwscanf(stream, format, ...) - read formatted data from stream
*
*Purpose:
* Reads formatted data from stream into arguments. _input does the real
* work here.
*
*Entry:
* FILE *stream - stream to read data from
* wchar_t *format - format string
* followed by list of pointers to storage for the data read. The number
* and type are controlled by the format string.
*
*Exit:
* returns number of fields read and assigned
*
*Exceptions:
*
*******************************************************************************/
int _CALLTYPE2 fwscanf (
FILE *stream,
const wchar_t *format,
...
)
/*
* 'F'ile (stream) 'W'char_t 'SCAN', 'F'ormatted
*/
{
int retval;
#ifdef MTHREAD
int index;
#endif
va_list arglist;
va_start(arglist, format);
assert(stream != NULL);
assert(format != NULL);
#ifdef MTHREAD
index = _iob_index(stream);
#endif
_lock_str(index);
retval = (_winput(stream,format,arglist));
_unlock_str(index);
return(retval);
}
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