Files
QNX/lib/c/stdio/vwprintf.c
2025-08-20 19:02:58 +08:00

64 lines
1.6 KiB
C

/*
* $QNXtpLicenseC:
* Copyright 2007, QNX Software Systems. All Rights Reserved.
*
* You must obtain a written license from and pay applicable license fees to QNX
* Software Systems before you may reproduce, modify or distribute this software,
* or any work that includes all or part of this software. Free development
* licenses are available for evaluation and non-commercial purposes. For more
* information visit http://licensing.qnx.com or email licensing@qnx.com.
*
* This file may contain contributions from others. Please review this entire
* file for other proprietary rights or license notices, as well as the QNX
* Development Suite License Guide at http://licensing.qnx.com/license-guide/
* for other information.
* $
*/
/*
Also copyright P.J. Plauger - see bottom of file for details.
*/
/* vwprintf function */
#include "xwstdio.h"
_STD_BEGIN
#ifdef __QNX__
#define prout _Wfprout
#define args _WPargs
#else
static void *prout(void *arg, const wchar_t *buf, size_t n)
{ /* write to wide file */
FILE *str = (FILE *)arg;
for (; 0 < n; --n, ++buf)
if (fputwc(*buf, str) == WEOF)
return (0);
return (str);
}
#endif
int (vwprintf)(const wchar_t *_Restrict fmt, va_list ap)
{ /* print formatted to wide stdout from arg list */
int ans;
_Lockfileatomic(stdout);
ans = _WPrintf(&prout, stdout, fmt, ap);
_Unlockfileatomic(stdout);
return (ans);
}
_STD_END
/*
* Copyright (c) 1992-2006 by P.J. Plauger. ALL RIGHTS RESERVED.
* Consult your license regarding permissions and restrictions.
V5.00:1296 */
__SRCVERSION("vwprintf.c $Rev: 153052 $");