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Sprite 1984 - 1993
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Sprite 1984 - 1993.iso
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scanf.c
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1988-07-28
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/*
* scanf.c --
*
* Source code for the "scanf" library procedure.
*
* Copyright 1988 Regents of the University of California
* Permission to use, copy, modify, and distribute this
* software and its documentation for any purpose and without
* fee is hereby granted, provided that the above copyright
* notice appear in all copies. The University of California
* makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without
* express or implied warranty.
*/
#ifndef lint
static char rcsid[] = "$Header: scanf.c,v 1.6 88/07/28 17:18:43 ouster Exp $ SPRITE (Berkeley)";
#endif not lint
#include <stdio.h>
#include <varargs.h>
/*
*----------------------------------------------------------------------
*
* scanf --
*
* Read characters from stdin and parse them into internal
* representations.
*
* Results:
* The values indicated by va_alist are modified to hold
* information scanned from stream. The return value is the
* number of fields successfully scanned, or EOF if the string
* is empty. See the man page for details.
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
#ifndef lint
int
scanf(va_alist)
va_dcl /* char *format, then any number of pointers to
* values to be scanned from stdin under
* control of format. */
{
char *format;
va_list args;
va_start(args);
format = va_arg(args, char *);
return vfscanf(stdin, format, args);
}
#else
/* VARARGS1 */
/* ARGSUSED */
int
scanf(format)
char *format;
{
return 0;
}
#endif lint