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fscanf.c

/*
 * Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
 *      All rights reserved.
 * Copyright (c) 1990, 1993
 *    The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Chris Torek.
 *
 * By using this file, you agree to the terms and conditions set
 * forth in the LICENSE file which can be found at the top level of
 * the sendmail distribution.
 */

#include <sm/gen.h>
SM_RCSID("@(#)$Id: fscanf.c,v 1.17 2001/09/11 04:04:48 gshapiro Exp $")
#include <sm/varargs.h>
#include <sm/assert.h>
#include <sm/io.h>
#include "local.h"

/*
**  SM_IO_FSCANF -- convert input data to translated format
**
**    Parameters:
**          fp -- the file pointer to obtain the data from
**          timeout -- time to complete scan
**          fmt -- the format to translate the data to
**          ... -- memory locations to place the formated data
**
**    Returns:
**          Failure: returns SM_IO_EOF
**          Success: returns the number of data units translated
*/

int
#if SM_VA_STD
sm_io_fscanf(SM_FILE_T *fp, int timeout, char const *fmt, ...)
#else /* SM_VA_STD */
sm_io_fscanf(fp, timeout, fmt, va_alist)
      SM_FILE_T *fp;
      int timeout;
      char *fmt;
      va_dcl
#endif /* SM_VA_STD */
{
      int ret;
      SM_VA_LOCAL_DECL

      SM_REQUIRE_ISA(fp, SmFileMagic);
      SM_VA_START(ap, fmt);
      ret = sm_vfscanf(fp, timeout, fmt, ap);
      SM_VA_END(ap);
      return ret;
}

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