29 lines
642 B
C
29 lines
642 B
C
/* vfscanf function */
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#include "xstdio.h"
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_STD_BEGIN
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static int scin(void *str, int ch, int getfl)
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{ /* get or put a character */
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return (getfl ? fgetc((FILE *)str)
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: ungetc(ch, (FILE *)str));
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}
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int (vfscanf)(FILE *_Restrict str, const char *_Restrict fmt,
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va_list ap)
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{ /* read formatted from stream to arg list */
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int ans;
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_Lockfileatomic(str);
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ans = _Scanf(&scin, str, fmt, ap, 0);
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_Unlockfileatomic(str);
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return (ans);
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}
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_STD_END
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/*
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* Copyright (c) 1992-2006 by P.J. Plauger. ALL RIGHTS RESERVED.
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* Consult your license regarding permissions and restrictions.
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V5.00:1296 */
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__SRCVERSION("vfscanf.c $Rev: 153052 $");
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