NT4/private/crt32/stdio/fwprintf.c
2020-09-30 17:12:29 +02:00

80 lines
1.6 KiB
C

/***
*fwprintf.c - print formatted data to stream
*
* Copyright (c) 1992, Microsoft Corporation. All rights reserved.
*
*Purpose:
* defines fwprintf() - print formatted data to stream
*
*Revision History:
* 05-16-92 KRS Created from fprintf.c.
*
*******************************************************************************/
#include <cruntime.h>
#include <stdio.h>
#include <assert.h>
#include <stdarg.h>
#include <file2.h>
#include <internal.h>
#include <os2dll.h>
/***
*int fwprintf(stream, format, ...) - print formatted data
*
*Purpose:
* Prints formatted data on the given using the format string to
* format data and getting as many arguments as called for
* _output does the real work here
*
*Entry:
* FILE *stream - stream to print on
* wchar_t *format - format string to control data format/number of arguments
* followed by arguments to print, number and type controlled by
* format string
*
*Exit:
* returns number of wide characters printed
*
*Exceptions:
*
*******************************************************************************/
int _CALLTYPE2 fwprintf (
FILE *str,
const wchar_t *format,
...
)
/*
* 'F'ile (stream) 'W'char_t 'PRINT', 'F'ormatted
*/
{
va_list(arglist);
REG1 FILE *stream;
REG2 int buffing;
int retval;
#ifdef MTHREAD
int index;
#endif
// UNDONE: make va_start work with wchar_t format string
va_start(arglist, format);
assert(str != NULL);
assert(format != NULL);
/* Init stream pointer */
stream = str;
#ifdef MTHREAD
index = _iob_index(stream);
#endif
_lock_str(index);
buffing = _stbuf(stream);
retval = _woutput(stream,format,arglist);
_ftbuf(buffing, stream);
_unlock_str(index);
return(retval);
}